Rain in West Palm Beach in Nov 2026?
Short Answer
1. Market Behavior & Drivers
- Rain above thresholds highly probable; over 10 inches fell by November 2.
- NOAA CPC forecasts enhanced wetness for the Southeast U.S. mid-to-late November.
Who Wins and Why
| Outcome | Market | Model | Why |
|---|---|---|---|
| Above 6 inches | 37.0% | 87.0% | West Palm Beach had already received over 10 inches of rain as of November 2, 2026. |
| Above 1 inch | 99.0% | 100.0% | West Palm Beach had already received over 10 inches of rain as of November 2, 2026. |
| Above 8 inches | 65.0% | 74.8% | West Palm Beach had already received over 10 inches of rain as of November 2, 2026. |
| Above 9 inches | 63.0% | 72.7% | West Palm Beach had already received over 10 inches of rain as of November 2, 2026. |
| Above 4 inches | 99.0% | 100.0% | West Palm Beach had already received over 10 inches of rain as of November 2, 2026. |
Current Context
Sources (11)
- 1FORECAST: Flood Watch Continues with periods of heavy rain and gusty windswptv.com
- 27-Day Forecast 26.71N 80.05Wforecast.weather.gov
- 3West Palm Beach, FL 33402 Monthly Weather: November 2026 | 4Search Weather4search.com
- 4West Palm Beach - Florida Climate Centerclimatecenter.fsu.edu
- 5West Palm Beach November Weatherextremeweatherwatch.com
- 6Climate & Weather Averages in West Palm Beach, Florida, USAtimeanddate.com
- 7South Florida saw snow 45 years ago. Could it happen again? | FOX 35 Orlandofox35orlando.com
- 8Cold weather in Palm Beach County, when did it snow in South Florida?palmbeachpost.com
- 9Florida cold weather: Will it get cold enough to see snow falling?palmbeachpost.com
- 1047 years ago, it snowed in South Florida for only time in recorded historywptv.com
- 1147 years ago, it snowed in South Florida for only time in recorded historywflx.com
2. Price Chart
Historical Price (Probability)
3. Significant Price Movements
Notable price changes detected in the chart, along with research into what caused each movement.
Outcome: Above 6 inches
📉 November 02, 2026: 59.0pp drop
Price decreased from 96.0% to 37.0%
A 59.0 percentage point drop in the prediction market price for "Rain in West Palm Beach in Nov 2026?" with the outcome "Above 6 inches" on November 2, 2026, is highly anomalous. As of November 2, 2026, West Palm Beach and surrounding areas had already received over 10 inches of rain during the initial period of a storm system, with forecasts indicating additional heavy rainfall [1][2]. This means the condition of "Above 6 inches" for the month of November was already met or exceeded, implying the market price should have been near 100%.
There is no information in the provided sources regarding social media activity, traditional news, or market structure factors that would explain a sharp decrease in the perceived probability of an outcome that was already factually established. Therefore, the primary driver for this counter-intuitive price movement cannot be determined from the available information. Social media was irrelevant, as no relevant activity was identified.
Outcome: Above 3 inches
📈 November 01, 2026: 37.0pp spike
Price increased from 62.0% to 99.0%
Outcome: Above 7 inches
📈 October 30, 2026: 8.0pp spike
Price increased from 11.0% to 19.0%
Outcome: Above 4 inches
📈 October 29, 2026: 12.0pp spike
Price increased from 33.0% to 45.0%
Outcome: Above 2 inches
📈 October 28, 2026: 8.0pp spike
Price increased from 59.0% to 67.0%
Sources (19)
- 1FORECAST: Flood Watch Continues with periods of heavy rain and gusty windswptv.com
- 2FORECAST: Flood watch in effect through Monday afternoonwptv.com
- 3Flood Advisory for Palm Beach Countycbs12.com
- 4WWA Summary by Location for 26.75N 80.13W with FLZ068/FLC099/FLZ068 emphasis Flood Watchforecast.weather.gov
- 5Widespread showers and embedded storms are creating flooding concern Sundaycbs12.com
- 6Flash Flood Warning Searches Spike as a Flood Watch Takes Effect in Miami-Dade Sunday Into Monday | Miami Watch News Miamimiami.twanews.com
- 76:30 a.m. Friday, October 30, 2026 Today's estimated...facebook.com
- 8South Florida coastal flood advisory continues this weekend - WPBFwpbf.com
- 9Treasure Coast, Palm Beach County under flood warnings - WPBFwpbf.com
- 10Halloween brings breezy weather; heavy rain possible Sunday and Mondaycbs12.com
- 11November 2026 Weather - West Palm Beacheaseweather.com
- 12West Palm Beach, FL 33402 Monthly Weather: November 2026 | 4Search Weather4search.com
- 13Rain in West Palm Beach next month?kalshi.com
- 14FOX29 First Alert Weather Forecast: Oct. 28, 2026wflx.com
- 15FORECAST: King Tides and Stormy Weather start to Mellow Tonightwptv.com
- 16When will gusty winds and coastal hazards subside?cbs12.com
- 17National Weather Serviceforecast.weather.gov
- 18West Palm Beach, FL rainfall totals 2026: year to dateweathertotals.com
- 19West Palm Beach October 28 Weather Recordsextremeweatherwatch.com
4. Market Data
Contract Snapshot
This market resolves to YES if the total rainfall in West Palm Beach for the month of November 2026 is measured to be above 8 inches, and to NO if it is 8 inches or less. The market's maximum payout date is November 30, 2026. The specific data source for rainfall measurement or other special settlement conditions are not detailed in the provided content.
Available Contracts
Market options and current pricing
| Outcome bucket | Yes (price) | No (price) | Last trade probability |
|---|---|---|---|
| Above 1 inch | $1.00 | $0.01 | 99% |
| Above 2 inches | $1.00 | $0.01 | 99% |
| Above 3 inches | $1.00 | $0.01 | 99% |
| Above 4 inches | $1.00 | $0.01 | 99% |
| Above 5 inches | $1.00 | $0.01 | 99% |
| Above 7 inches | $0.75 | $0.42 | 76% |
| Above 8 inches | $0.51 | $0.63 | 65% |
| Above 9 inches | $0.39 | $0.74 | 63% |
| Above 6 inches | $0.98 | $0.17 | 37% |
| Above 10 inches | $0.28 | $0.92 | 0% |
Market Discussion
As of November 2, 2026, West Palm Beach is under a Flood Watch, with periods of heavy rain and gusty winds expected due to unsettled, stormy weather, which is anticipated to improve later in the week [1][2][3]. This weather pattern occurs in a month when West Palm Beach typically averages around 3.6 inches of precipitation [4][5].
Sources (5)
5. Trust Index
“KXRAINWPBM 26NOV” made a sharp jump with almost no trading behind it.
Integrity risk· Thin-volume moves
Market integrity is low (65), but Integrity averages all three scores, so the other two pull it up. Only a critically low score would cap the total.
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
6. How do the long-range precipitation forecasts for November 2026 from the American GFS and European ECMWF models differ for the West Palm Beach area?
| GFS/ECMWF forecast range | Up to 15-16 days [1][2] |
|---|---|
| Prediction market confidence (1-5 inches) | 99.5% for exceeding 1-5 inches [3][4][5] |
| Prediction market odds (exceeding 8 inches) | 46-47.5% [3][4][5] |
Sources (7)
- 1Global Forecast System (GFS)ncei.noaa.gov
- 2Medium-range forecastsecmwf.int
- 3Rain in West Palm Beach in Nov 2026? — Live Odds | Frenzy Capitalfrenzycap.com
- 4Rain in West Palm Beach in Nov 2026? | PredictPediapredictpedia.com
- 5Tech Prediction Markets & Odds - Page 19 | PredictPediapredictpedia.com
- 6Long-Range Weather Forecast for West Palm Beach, FLalmanac.com
- 7Winter Outlook 2026-27 and ENSO's Effect on Our Weatherweather.gov
7. What is the NOAA Climate Prediction Center's outlook on atmospheric blocking patterns, such as stalled fronts, over the Southeast U.S. for the remainder of November 2026?
| Affected Region | Southeast U.S. (enhanced wetness) [1] |
|---|---|
| Driving Influence | El Ni o [1] |
| Outlook Period | Mid-to-late November 2026 [1] |
8. Based on rainfall totals through the first week, how does November 2026's accumulation trajectory compare to the top 5 wettest Novembers on record for West Palm Beach?
| Market median expectation for Nov 2026 rainfall | approximately 7.8 inches [1][2] |
|---|---|
| Wettest November on record (West Palm Beach) | 9.84 inches (250 mm) in 1992 [3][4][5] |
| Average November rainfall (West Palm Beach) | approximately 2.5 inches (63 mm) [4][6] |
Sources (6)
- 1Rain in West Palm Beach in Nov 2026? — Live Odds | Frenzy Capitalfrenzycap.com
- 2Rain in West Palm Beach in Nov 2026? | PredictPediapredictpedia.com
- 3West Palm Beach Weather in November (1981–2025)weatherblaze.com
- 4West Palm Beach (FL) Rainfall by Month – Average Precipitationweather-and-climate.com
- 5West Palm Beach weather in Novembertravelscoop.co.uk
- 6West Palm Beach Climate, Weather By Month, Average...weatherspark.com
9. What does historical daily rainfall data from 1991-2020 indicate about the probability of a dry spell following a period of heavy rain in the first week of November in South Florida?
| Wet Season End | Late October or early November [1][2][3] |
|---|---|
| Dry Season Period | November through April [1][2][3] |
| West Palm Beach Nov Avg Precipitation (1991-2020) | 4.75 inches [4] |
10. Historically, what specific weather events, besides named tropical cyclones, have caused November rainfall in West Palm Beach to exceed the 3.6-inch monthly average?
| Average November Rainfall (West Palm Beach) | 3.6 inches [1] |
|---|---|
| Notable Non-Cyclonic Event | Mid-November 2023 flooding in South Florida [2] |
| Contributing Weather Systems | Low-pressure systems, cold fronts, and stalled boundaries with tropical moisture [2][3] |
11. What Could Change the Odds
Key Catalysts
Key Dates & Catalysts
- Expiration: December 15, 2026
- Closes: December 01, 2026
Sources (9)
- 1Weathering The Storm: Hedging Climate Risk | Kalshi Researchkalshi.com
- 2Temperature check: alarm as prediction markets lean into weather and climate bets | US news | The Guardiantheguardian.com
- 3Weather Prediction Markets: Kalshi, ForecastEx, Polymarketnewsletter.predicted.co
- 4Brokerage Turns to Prediction Markets to Price Hurricane...bloomberg.com
- 5Super El Niño Spurs Early Winter Trades But Comes With Paradox - Bloombergbloomberg.com
- 6FORECAST: Flood Watch Continues with periods of heavy rain and gusty windswptv.com
- 77-Day Forecast 26.71N 80.05Wforecast.weather.gov
- 8West Palm Beach November Precipitation Totalsextremeweatherwatch.com
- 9West Palm Beach November Weatherextremeweatherwatch.com