Short Answer

A hurricane is not expected to make landfall in North Carolina in 2026, with the market pricing this outcome at 9.0%.

1. Market Behavior & Drivers

The market's primary dislocation was an 85.0 percentage point drop on September 25, when news reports confirmed a weather system causing coastal flooding in North Carolina was a non-tropical nor'easter, not a hurricane. This clarification collapsed the probability from 87.0% to 2.0%, as the immediate threat resolved contrary to the market's premise.
Earlier volatility was driven by news of developing tropical systems. A spike to 13.0% on September 23 followed reports that forecast models for Potential Tropical Cyclone 4 (Invest 97L) showed a possible track toward the Atlantic coast. Similarly, a rise to 12.0% on September 17 was tied to media coverage of Invest 99L/98L and the possibility of hurricane formation. These moves priced in transient risk from specific Atlantic systems.
This activity occurred against a backdrop of a record-late hurricane season. As of late September, no hurricane had formed, and NOAA's August forecast maintained a 75% chance of a below-normal season. The market's baseline probability remained low, only spiking on specific, short-lived threats.
  • No hurricane landfall is favored; El Niño typically suppresses Atlantic hurricane activity. No landfall is likely given below-average season forecasts from NOAA and CSU through September.

Who Wins and Why

Outcome Market Model Why
2026 9.0% 4.7% Climate patterns are consistently analyzed for their impact on hurricane formation and paths.

Current Context

The 2026 Atlantic hurricane season shows record-late hurricane formation. As of September 26, 2026, no Atlantic hurricane had been reported, setting a 112-year record for the latest first hurricane; the official NHC summary through July 28 only listed Tropical Storms Arthur and Bertha [1][2][3]. NOAA’s August 6, 2026 update forecasted a 75% chance of a below-normal Atlantic season, with 70%-probability ranges of 7–13 named storms, 2–6 hurricanes, and 0–2 major hurricanes [4][3][5]. This outlook, updated in August, predicts reduced activity due to El Niño conditions, which typically enhance vertical wind shear and suppress tropical development [4][6][7][8]. Colorado State University’s August 4 forecast estimated 9 named storms, 4 hurricanes, and 1 major hurricane, with Atlantic ACE around 40–45% of the long-term average; it characterized U.S. and Caribbean major-hurricane landfall risk as well below average [9]. The National Weather Service office for northeastern South Carolina notes El Niño should suppress tropical development but warns storms can still form closer to the Carolinas where the El Niño-related shear effect may be weaker [10]. As of September 26, the National Hurricane Center is not tracking any tropical cyclones in the Atlantic basin [11][12].
Prediction markets price a North Carolina hurricane landfall at 13%-18%. Around September 2026, prediction markets indicated a North Carolina hurricane landfall at approximately 13%–18% [13][14][15][16]. Kalshi-linked odds on September 8 showed 13% Yes and 81% No, while Parity showed about 13% Yes for a direct market and 17.5% Yes / 82.5% No for a separate state-outcome market [13][14][15]. The market definitions generally require an official NHC-confirmed hurricane-strength center to cross the North Carolina coastline between June 1 and November 30, 2026; some contracts extend resolution to December 7 if a qualifying hurricane remains active at the deadline [17].
The evidence points to no North Carolina hurricane landfall this year. The best-supported conclusion on September 26 indicates "No" as the more likely outcome, with an approximate market-implied chance near 15%–18% for landfall and therefore an 82%–85% chance of no North Carolina hurricane landfall [4][3][10]. This is a probabilistic assessment, not a deterministic forecast [4][3][10]. September 26, 2026, falls within the climatological peak period for hurricanes, but the official Atlantic hurricane season concludes on November 30, 2026 [3][10]. NOAA states that individual landfalls cannot be reliably forecast months in advance, as they are primarily governed by short-term weather patterns predictable only about a week ahead [3][10].
Sources (17)
  1. 12026 Atlantic Hurricane Seasonnhc.noaa.gov
  2. 2Quiet Atlantic hurricane season snaps 112-year-old record | North Carolina | thecentersquare.comthecentersquare.com
  3. 3NOAA maintains prediction for below-normal Atlantic...noaa.gov
  4. 4Climate Prediction Center - Atlantic Hurricane Outlookcpc.ncep.noaa.gov
  5. 5Climate Prediction Center - Atlantic Hurricane Outlookcpc.ncep.noaa.gov
  6. 6Global Ocean Monitoring: Recent Evolution, Current Status, andcpc.ncep.noaa.gov
  7. 7Climate Prediction Center - Atlantic Hurricane Outlookcpc.ncep.noaa.gov
  8. 8Climate Prediction Center - Atlantic Hurricane Outlookcpc.ncep.noaa.gov
  9. 9FORECAST OF ATLANTIC HURRICANE ACTIVITY FOR 2026tropical.colostate.edu
  10. 10Fall 2026 Climate Outlook for northeastern South Carolina...weather.gov
  11. 11Atlantic - National Hurricane Center - NOAAnhc.noaa.gov
  12. 12Graphical Tropical Weather Outlook - National Hurricane Centernhc.noaa.gov
  13. 13Will a hurricane make landfall in North Carolina during the 2026 hurricane season? | Paritypredictparity.com
  14. 14Will a hurricane make landfall in North Carolina this year? - Kalshi Odds | CoinRithmcoinrithm.com
  15. 15Will a hurricane make landfall in North Carolina by November 30, 2026? | Paritypredictparity.com
  16. 16Where Will a Hurricane Hit the US in 2026? Prediction Market Odds | Lines.comlines.com
  17. 17https://polymarket.com/event/where-will-a-hurricane-make-landfall-in-the-us-during-the-2026-hurricane-seasonpolymarket.com

2. Price Chart

Historical Price (Probability)

Outcome probability
Date

3. Significant Price Movements

Notable price changes detected in the chart, along with research into what caused each movement.

📉 September 25, 2026: 85.0pp drop

Price decreased from 87.0% to 2.0%

Outcome: 2026

What happened: The primary driver of the 85.0 percentage point market drop was breaking traditional news on September 25, 2026, confirming that North Carolina was experiencing a non-tropical nor'easter with coastal flooding, explicitly stating it was not a hurricane landfall [1][2][3]. This real-time, definitive information directly addressed the market's question, coinciding precisely with the price movement. This was further reinforced by the overall unusually quiet 2026 hurricane season, with no hurricanes through mid-September, and NOAA's August 6, 2026, forecast maintaining a below-normal Atlantic season [4][5][6][7]. Social media activity was not identified as a primary driver, contributing accelerant, or significant factor from the provided information.

📈 September 23, 2026: 12.0pp spike

Price increased from 1.0% to 13.0%

Outcome: 2026

What happened: The primary driver of the 12.0 percentage point market spike on September 23, 2026, was traditional news reporting on the developing forecast for Potential Tropical Cyclone 4 (Invest 97L). On September 22, reports indicated that models showed a possible path for the system through the Gulf and Atlantic toward the Carolinas, with the National Hurricane Center forecast at that time calling for a tropical storm near the North Carolina coast and explicitly stating that a hurricane could not be ruled out [4][8]. This reporting, highlighting a "growing risk for impacts to North Carolina," immediately preceded and likely drove the market adjustment [9][4][8]. As no social media activity from key figures or viral narratives was present in the provided research, its influence on this price movement cannot be assessed.

📈 September 17, 2026: 9.0pp spike

Price increased from 3.0% to 12.0%

Outcome: 2026

What happened: The primary driver of the 9.0 percentage point spike on September 17, 2026, appears to be traditional news coverage surrounding Invest 99L/98L [10][11]. Media outlets reported on an "Atlantic system" or "Tropical Invest" with headlines mentioning "Hurricane formation in Atlantic possible as North Carolina eyes pattern" [10]. While these reports also stated there was "no direct threat to North Carolina" [10], the initial news of potential hurricane development likely coincided with and fueled speculative buying in the prediction market. Based on the provided information, social media was irrelevant as a primary driver, as no specific activity or influential posts related to the event were found.
Sources (11)
  1. 1Coastal flooding ramps up as nor’easter batters East Coastweather.com
  2. 2Nor'easter to howl at coast with damaging storm surge, power outages and heavy rainaccuweather.com
  3. 3Strong winds & flood risk along the coast Fridaywitn.com
  4. 4NOAA maintains prediction for below-normal Atlantic...noaa.gov
  5. 5Climate Prediction Center - Atlantic Hurricane Outlookcpc.ncep.noaa.gov
  6. 6Update on 2026 Atlantic hurricane season as we approach...cbs17.com
  7. 7Topicsweather.gov
  8. 8Tracking the tropics: Potential Tropical Cyclone 4 could impact North Carolina next week as Debbyncwxauthority.com
  9. 9Tracking the tropics, growing risk for impacts to North Carolina.ncwxauthority.com
  10. 10Hurricane formation in Atlantic possible as North Carolina eyes patterncbs17.com
  11. 11Tropical Invest may become the next Atlantic storm - WXIIwxii12.com

4. Market Data

Contract Snapshot

This market resolves to YES if a hurricane makes landfall in North Carolina in 2026. Conversely, it resolves to NO if no hurricane makes landfall in North Carolina in 2026. The market's maximum payout date is December 31, 2026.

Available Contracts

Market options and current pricing

Outcome bucket Yes (price) No (price) Last trade probability
2026 $0.10 $0.97 9%

Market Discussion

As of September 26, 2026, prediction markets imply a low probability, approximately 13%–18%, that a hurricane will make landfall in North Carolina during the 2026 season [1][2][3][4]. NOAA's August 6, 2026 outlook called for a 75% chance of a below-normal Atlantic season, with experts noting that seasonal outlooks do not forecast landfall locations and strong El Niño-related wind shear should suppress activity, though it does not guarantee no tropical cyclone will affect the Carolinas [5][6][7]. The National Hurricane Center currently reports no active tropical cyclones in the Atlantic forecast to make landfall in North Carolina, supporting a probable "no" forecast, but emphasizing that a non-zero chance remains until the season ends November 30 [8][9][10][11].

Sources (11)
  1. 1Will a hurricane make landfall in North Carolina during the 2026 hurricane season? | Paritypredictparity.com
  2. 2Will a hurricane make landfall in North Carolina this year? - Kalshi Odds | CoinRithmcoinrithm.com
  3. 3Will a hurricane make landfall in North Carolina by November 30, 2026? | Paritypredictparity.com
  4. 4US Hurricane Landfall 2026 Season Odds | Polymarket & Kalshipredictmarketcap.com
  5. 5Climate Prediction Center - Atlantic Hurricane Outlookcpc.ncep.noaa.gov
  6. 6NOAA maintains prediction for below-normal Atlantic...noaa.gov
  7. 7Fall 2026 Climate Outlook for northeastern South Carolina and southeastern North Carolinaweather.gov
  8. 82026 Atlantic Hurricane Seasonnhc.noaa.gov
  9. 9NOAA 2026 Atlantic Hurricane Season Outlookcpc.ncep.noaa.gov
  10. 10Refresh.shtmlnhc.noaa.gov
  11. 11Atlantic - National Hurricane Center - NOAAnhc.noaa.gov

5. Trust Index

Octagon Trust Index Kalshi 76 Good

Order book is critically thin.

Primary risk· Trade quality

How it adds up
Integrity80% of score93Strong
Trade quality20% of score5Avoid

Includes the cost to trade: a $1,000 order can't be filled here because the order book is too thin.

Trust score76Good

Weighted blend with hard caps — a critically weak safety pillar, or a severe trading anomaly, caps the total regardless of the rest. Full methodology · About the Trust Index

Trust profile
Integrity4 screens run · 6 don't apply

6. What specific atmospheric conditions in late 2026 could override El Niño's suppressive effects and increase hurricane risk for North Carolina?

MDR August temperature anomalyabove +0.6°C (August 2026) [1][2]
MDR August warmth rankFourth-warmest August since 1982 [1][2]
Tropical Atlantic SSTSlightly above-average (May and later guidance) [3][4][5][6]
El Niño typically suppresses Atlantic hurricane activity, but specific conditions can override this. El Niño generally strengthens Atlantic vertical wind shear and promotes sinking, drier air, often leading to below-normal season forecasts [7]. However, locally warm western Atlantic, Gulf, or Caribbean waters, combined with a temporary reduction in coastal or western Atlantic vertical wind shear, could increase hurricane risk for North Carolina [7][8][9][10][6][8][11]. A favorable steering pattern that directs a nearby storm into North Carolina would also be required [7][8][9][10][6]. Importantly, storms can form closer to the Carolinas or outside the tropical Main Development Region (MDR), where El Niño's shear signal is weaker [8][10].
Warm oceanic conditions provide crucial countervailing factors against El Niño's influence. The most important of these conditions are warm Atlantic and Gulf waters, weaker-than-normal trade winds, and locally low vertical wind shear [3][4][5][6]. As of August 2026, the MDR was recorded as above average, ranking as the fourth-warmest August since 1982, with anomalies exceeding +0.6°C concentrated in the far western MDR [1][2]. NOAA initially noted slightly warmer Atlantic sea surface temperatures and weaker trades in May, with subsequent guidance continuing to show slightly above-average tropical Atlantic sea surface temperatures, and relatively warm conditions persisting in the Gulf and western Atlantic/Bahamas region [3][4][5][6].
A late-season North Carolina hurricane threat depends on temporary favorable windows. Such a threat would most plausibly require a short-lived period in late September–October when El Niño-related shear temporarily relaxes near the western Atlantic or coast, allowing a disturbance to survive and warm coastal/western Atlantic or Gulf waters to support intensification [8][10][5]. A clear late-2026 override scenario involves a temporary intraseasonal window where a Madden-Julian Oscillation (MJO) crossing the Western Hemisphere and Indian Ocean could destructively interfere with the El Niño base state [11]. Models also forecast a weakening of intense Atlantic shear in the eastern MDR during late Week 2 to Week 3 [11]. For North Carolina specifically, a storm forming closer to the Southeast U.S. or outside the tropical MDR could evade the strongest El Niño-related shear, making this near-home formation region an area requiring particular attention [8].
Sources (11)
  1. 1Climate Prediction Center - Atlantic Hurricane Outlookcpc.ncep.noaa.gov
  2. 2Global Ocean Monitoring: Recent Evolution, Current Status, andcpc.ncep.noaa.gov
  3. 3NOAA predicts below-normal 2026 Atlantic hurricane seasonnoaa.gov
  4. 4NOAA 2026 Atlantic Hurricane Season Outlookcpc.ncep.noaa.gov
  5. 5Surging El Niño poised to reshape 2026 Atlantic hurricane...weather.com
  6. 6FORECAST OF ATLANTIC HURRICANE ACTIVITY FOR 2026tropical.colostate.edu
  7. 7NOAA maintains prediction for below-normal Atlantic...noaa.gov
  8. 8Fall 2026 Climate Outlook for northeastern South Carolina...weather.gov
  9. 9CSU Hurricane Seasonal Forecastingtropical.colostate.edu
  10. 10El Niño Looms Large Over This Hurricane Seasonclimate.ncsu.edu
  11. 11Madden-Julian Oscillation: Recent Evolution, Current Status and Predictionscpc.ncep.noaa.gov

7. Which key metrics in the August 2026 forecasts from NOAA and Colorado State University point to a below-average hurricane season?

NOAA Below-Normal Season Probability75% (August 2026 update) [1][2][3]
CSU Major Hurricanes Forecast1 (compared to 3.2 average) [4]
CSU Accumulated Cyclone Energy (ACE)50 (compared to 123 average) [4]
Both NOAA and Colorado State University project a below-average hurricane season for 2026. The National Oceanic and Atmospheric Administration's (NOAA) August 6, 2026, update indicated a projected range of 7–13 named storms, 2–6 hurricanes, and 0–2 major hurricanes, all falling below the 1991–2020 averages [1][2][3]. NOAA assigned a 75% probability to a below-normal Atlantic season, with only 20% for near-normal and 5% for above-normal activity. Furthermore, NOAA's forecast suggested a 70% chance of seasonal Accumulated Cyclone Energy (ACE) ranging from 30–90% of the median, a level centered below the near-normal threshold [2][3].
Colorado State University's (CSU) August 2026 forecast also indicated a significantly suppressed season. CSU projected 9 named storms, 4 hurricanes, and 1 major hurricane, which are substantially lower than the respective averages of 14.4, 7.2, and 3.2 [4]. The university estimated an ACE of 50, which is considerably below the average of 123, representing approximately 40–45% of long-term averages [4][5]. This subdued outlook is primarily attributed to a strengthening El Niño phenomenon and the associated above-normal vertical wind shear over the tropical Atlantic and Caribbean [4][5][6]. The forecast also presented a reduced 16% chance of a Category 3–5 hurricane making landfall along the U.S. coast, compared to the historical average of 43% [5][7][6].
Sources (7)
  1. 1NOAA maintains prediction for below-normal Atlantic...noaa.gov
  2. 2Climate Prediction Center - Atlantic Hurricane Outlookcpc.ncep.noaa.gov
  3. 3Climate Prediction Center - Atlantic Hurricane Outlookcpc.ncep.noaa.gov
  4. 4FORECAST OF ATLANTIC HURRICANE ACTIVITY FOR 2026tropical.colostate.edu
  5. 5Atlantic hurricane season likely to be very quiet, final CSU...weather.com
  6. 6Fall 2026 Climate Outlook for northeastern South Carolina and southeastern North Carolinaweather.gov
  7. 7U.S. experts make Atlantic hurricane season predictionswxii12.com

8. How do the seasonal forecast models from NOAA and the ECMWF compare in terms of accuracy and bias during past El Niño events?

Direct comparisonNot available for NOAA vs. ECMWF El Niño hindcast scores [1][2][3][4]
ECMWF hindcast period1981–2016 [1][5]
NOAA model training period1980–1995 [6][7]
Direct comparison of seasonal forecast accuracy between NOAA and ECMWF is difficult. There are no directly comparable head-to-head score tables or El Niño hindcast scores available for NOAA versus ECMWF, making a definitive assessment of their relative accuracy and bias challenging [1][2][3][4]. Despite this, evidence suggests both agencies' seasonal forecasts show broad consistency in directional El Niño signals [8][9][1][2][10][11][12][13]. A calibrated multi-model interpretation is generally preferred over identifying one model as uniformly superior [8][9][1][2][10][11][12][13].
ECMWF's seasonal system is an Earth-system ensemble with acknowledged biases. Their SEAS5 system uses retrospective hindcasts from 1981 to 2016 to estimate model bias and skill [1][5]. ECMWF acknowledges inherent biases in all seasonal models, noting that forecast-climate bias can be comparable to interannual variability [5]. Verification of their SEAS5 model indicates NINO3.4 errors larger than the ensemble spread, suggesting overconfidence, and an equatorial cold-tongue bias, which has reportedly improved in newer versions [14]. During the 2014–16 El Niño event, ECMWF successfully captured the transition to negative Pacific anomalies but underestimated the duration of the subsequent negative period, and a predicted return to El Niño did not materialize [13]. Additionally, ECMWF seasonal guidance underestimated activity in the 2016 Atlantic season [13].
NOAA's seasonal outlook uses a consensus approach, complicating direct comparison. NOAA’s seasonal hurricane outlook operates as a forecaster consensus, integrating multiple dynamical and statistical aids and subjective adjustments [15][2]. This means it is not a single-model forecast directly comparable to ECMWF’s raw output [15][2]. NOAA/CPC's ENSO verification, as retrieved, utilizes a statistical Markov model trained on data from 1980–1995, a shorter and different period than ECMWF's consistent hindcasts [6][7]. Therefore, the available evidence does not allow for a definitive claim that NOAA's operational seasonal model is either more or less accurate than ECMWF across past El Niño events [6][7].
Sources (15)
  1. 1Seasonal forecastsecmwf.int
  2. 2SEASONAL FORECASTING OF TROPICAL CYCLONESldeo.columbia.edu
  3. 3ECMWF | Chartscharts.ecmwf.int
  4. 4Section 8.3.4.1 Nino Plumes - Forecast User Guide - ECMWF Confluence Wikiconfluence.ecmwf.int
  5. 5SEAS5 user guideecmwf.int
  6. 6Calibration and validation of seasonal forecastsecmwf.int
  7. 7ENSO Forecasts with Markov Modelcpc.ncep.noaa.gov
  8. 8Sources of Skill in Preseason Prediction of Atlantic...mdpi.com
  9. 9How to Predict Atlantic Hurricanesinsurancethoughtleadership.com
  10. 10Verification statistics and evaluations of ECMWF forecasts in 2005-2006ecmwf.int
  11. 11Forecasting tropical cyclone landfall using ECMWF's seasonal forecasts from System 4 | ECMWFecmwf.int
  12. 12Forecasting tropical cyclone landfall using ECMWF’s seasonal forecasts from System 4ecmwf.int
  13. 13Technical Memorandumecmwf.int
  14. 14Assessing the skill of SEAS5events.ecmwf.int
  15. 15SeaSonal Tropical cyclone ForecaSTingrepository.library.noaa.gov

9. According to the National Weather Service, what specific formation zones or storm tracks pose the greatest threat to North Carolina during El Niño-influenced seasons?

El Niño threat shift for NCFrom tropical Atlantic MDR to near-home subtropical region (NWS) [1]
El Niño's effect on Atlantic stormsIncreases vertical wind shear, reducing overall formation and intensity (NWS) [1][2][3]
Key residual threat during El Niño for NCLocally forming or nearby western Atlantic/coastal Carolinas system during peak August–October window (NWS) [1][2]
El Niño shifts North Carolina's primary hurricane threat zones. During El Niño-influenced seasons, the main hurricane threat to North Carolina moves from the tropical Atlantic Main Development Region (MDR) to the nearby subtropical region just offshore the Carolinas and systems moving westward from the Caribbean/Gulf [1]. According to the National Weather Service (NWS), El Niño typically increases vertical wind shear across the Atlantic MDR, which in turn reduces overall Atlantic storm formation and intensity, making MDR or Cape Verde-type systems less likely [1][2][3].
Near-home subtropical formation remains a significant El Niño threat. El Niño's enhanced vertical wind shear is generally not as strong in the near-home subtropical region offshore the Carolinas [1]. Consequently, storms can still form in this area, even during a generally suppressed Atlantic season, and may develop with little lead time near or just off the Carolina coast [1]. Historical examples of systems affecting the Carolinas that formed locally or non-tropically include Hurricane Ophelia (2005), Gaston (2004), Bob (1985), Diana (1984), Potential Tropical Cyclone Eight (2024), and Ernesto (2006) [1][4][5][6][7][8][9]. The highest hurricane risk for North Carolina is concentrated from mid-August through mid-October [7][8].
El Niño reduces, but does not eliminate, North Carolina hurricane risk. While an El Niño-influenced season lowers the baseline probability of a North Carolina landfall by suppressing activity in the MDR, it does not eliminate the risk of a hurricane striking the state [1][2]. The primary residual threat involves locally forming or nearby western Atlantic/coastal Carolinas systems, particularly during the peak hurricane window of August through October [1][2]. El Niño functions as a seasonal suppressor, not a guarantee of protection, as storms can still form in lower-shear areas outside the typical tropics and pose a threat to North Carolina [1][10][11].
Sources (11)
  1. 1Fall 2026 Climate Outlook for northeastern South Carolina and southeastern North Carolinaweather.gov
  2. 2Summer Climate Outlook 2026 from NWS Wilmington, NCweather.gov
  3. 3El Nino's Impact on Winter 2015-2016 for North & South Carolinaweather.gov
  4. 4Hurricane Diana September 13 1984weather.gov
  5. 5Hurricane Helene: September 27, 1958weather.gov
  6. 6Hurricane Ophelia on September 14, 2005weather.gov
  7. 7NWS Wilmington, NC Hurricanes 101weather.gov
  8. 8Climatology of Tropical Cyclones in Eastern North Carolinaweather.gov
  9. 9Tropical Storm Ernesto, September 1, 2006weather.gov
  10. 10El Niño and its Effect on the Southeast U.S.weather.gov
  11. 11The 2006 North Atlantic Hurricane Season A Climate Perspectivecpc.ncep.noaa.gov

10. How does the 2026 Atlantic season's activity through September compare to other strong El Niño years like 1997 and 2015?

2026 Atlantic ACE (early Sept)4.4 (10^4 kt^2) [1][2]
2026 Hurricane Count (Sept 10)0 hurricanes [3][4]
2026 ACE vs Normal89–90% below 1991–2020 normal [1][2]
The 2026 Atlantic hurricane season through September showed exceptionally low activity. The season's activity was characterized by exceptionally low levels, consistent with the suppressive effects of El Niño. By September 3, 2026, the season had generated only 5 named storms, 0 hurricanes, and 0 major hurricanes, resulting in an Accumulated Cyclone Energy (ACE) of 4.4 (10^4 kt^2) [1][2]. This ACE value represented a substantial 89–90% decrease compared to the 1991–2020 ACE normal [1][2]. The inactivity continued, as the season still had not produced a hurricane by September 10, 2026, marking the quietest start in at least 60 years and setting a record for the longest wait for the first hurricane [3][4].
The 2026 season was notably quieter than previous strong El Niño years. The subdued activity of the 2026 season through September was dramatically quieter when compared to historical strong El Niño years. For instance, the 2026 season's ACE of 4.4 through early September was significantly lower than the 1997 strong El Niño season, which ultimately recorded 8 named storms, 3 hurricanes, and a full-season ACE of 40.9×10^4 kt² [5][6][7][8][9]. Similarly, the 2015 strong El Niño season proved substantially more active than 2026 at a comparable point through September, having produced 10 named storms, 3 hurricanes, 2 major hurricanes, and an ACE that was 58% of the median [10][6][11][12].
This subdued activity aligns with established El Niño climatology. El Niño conditions typically lead to increased vertical wind shear in the Atlantic, thereby inhibiting tropical cyclone development [13][14][15]. Historical data from 1950–2025 shows a median ACE of approximately 79 in El Niño years, with strong to very strong August-September-October (ASO) El Niño seasons historically yielding ACE values between 33% and 89% of the long-term median [13][14][15]. The NOAA outlook for the 2026 season had already predicted a below-normal season, attributing this suppression to the developing strong El Niño and its associated enhanced vertical wind shear [16][17].
Sources (17)
  1. 12026 Atlantic Hurricane Season (text)nhc.noaa.gov
  2. 22026 Atlantic Hurricane Seasonnhc.noaa.gov
  3. 3Atlantic hurricane season peak: a record hurricane delayweather.com
  4. 42026 Atlantic hurricane season to be historically quietnbcmiami.com
  5. 51997 Atlantic hurricane seasonen.wikipedia.org
  6. 6List of Atlantic hurricane seasonsen.wikipedia.org
  7. 71997 Atlantic Hurricane Seasonnhc.noaa.gov
  8. 8Special Summeray 97/4cpc.ncep.noaa.gov
  9. 91997 Hurricane Seasoncpc.ncep.noaa.gov
  10. 10Post Mortem - Seasonal Hurricane Predictionsseasonalhurricanepredictions.bsc.es
  11. 112015 Atlantic Hurricane Seasonnhc.noaa.gov
  12. 122015 Hurricane Season Overviewcpc.ncep.noaa.gov
  13. 13El Niño–Southern Oscillation's Impact on Atlantic Basin...journals.ametsoc.org
  14. 14El Niño Means Fewer Atlantic Hurricanes — But More Activity...rogerpielkejr.substack.com
  15. 15NOAA 2026 Atlantic Hurricane Season Outlookcpc.ncep.noaa.gov
  16. 16Summer Climate Outlook 2026 from NWS Wilmington, NCweather.gov
  17. 17Fall 2026 Climate Outlook for northeastern South Carolina and southeastern North Carolinaweather.gov

11. What Could Change the Odds

Key Catalysts

The North Carolina 2026 hurricane-landfall prediction market priced Yes at roughly 13%-19% (No at roughly 81%-87.5%) as of September 26, 2026, depending on venue and snapshot [1][2]. NOAA's August 6 update assigned a 75% probability to a below-normal Atlantic season, 20% to near-normal, and 5% to above-normal [3]. Its activity ranges were 7-13 named storms, 2-6 hurricanes, and 0-2 major hurricanes, with most activity expected in August-October [4][5]. NOAA explicitly states this is not a seasonal landfall forecast and does not predict activity for a particular location [4][5].
A principal bearish climate signal is strong or intensifying El Niño, which raises Atlantic vertical wind shear and suppresses tropical development [6][7]. NWS Wilmington's 2026 Carolinas outlook characterized the season as below normal due to El Niño increasing Atlantic vertical wind shear [7][8]. As of July 28, the NHC's 2026 season summary listed only two named storms, zero hurricanes, and zero major hurricanes [9]. The NHC status page reported no Atlantic tropical cyclones at the time of retrieval [10]. Continued absence of Atlantic systems, unfavorable shear, or a forecast track staying offshore would act as bearish catalysts [7][8][4].
Despite the below-normal seasonal outlook, local NOAA guidance states a quiet season does not guarantee no Carolina impact, and historical storms can produce major inland flooding and wind damage even when landfall occurs elsewhere [7][11]. The NWS office serving southeastern North Carolina warns storms can still form closer to the Carolinas where shear may be less unfavorable [6][7][8]. Seasonal basin forecasts cannot determine North Carolina landfall, as landfalls depend on short-term steering patterns predictable only about a week ahead [3][4][12]. The market remains exposed through November 30, 2026, with a possible December 7 extension if a hurricane is still over water at the deadline [4][12]. The final days of September through October are the key remaining window for a North Carolina landfall catalyst [7][8][4]. Near-term bullish catalysts include an NHC-designated disturbance or a forecast track toward North Carolina [7][8][4]. Market settlement requires the NHC to report a hurricane-strength surface center crossing the North Carolina coastline [3][4][12].

Key Dates & Catalysts

  • Expiration: January 01, 2027
  • Closes: January 01, 2027
Sources (12)
  1. 1Will a hurricane make landfall in North Carolina during the 2026 hurricane season? | Paritypredictparity.com
  2. 2Will a hurricane make landfall in North Carolina this year? - Kalshi Odds | CoinRithmcoinrithm.com
  3. 3NOAA maintains prediction for below-normal Atlantic...noaa.gov
  4. 4NOAA 2026 Atlantic Hurricane Season Outlookcpc.ncep.noaa.gov
  5. 5Climate Prediction Center - Atlantic Hurricane Outlookcpc.ncep.noaa.gov
  6. 6CSU Hurricane Seasonal Forecastingtropical.colostate.edu
  7. 7Fall 2026 Climate Outlook for northeastern South Carolina and southeastern North Carolinaweather.gov
  8. 8Summer Climate Outlook 2026 from NWS Wilmington, NCweather.gov
  9. 92026 Atlantic Hurricane Seasonnhc.noaa.gov
  10. 10Refresh.shtmlnhc.noaa.gov
  11. 11NOAA Forecasts Below-normal 2026 Hurricane Season, But NC Officials Urge Preparednessacmenews.net
  12. 12https://polymarket.com/event/where-will-a-hurricane-make-landfall-in-the-us-during-the-2026-hurricane-seasonpolymarket.com

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