
Where will it rain on Nov 12, 2026: PBE moves “Miami” up to 51% from 34%
New forecast guidance reached the model between 11:00 UTC and 17:00 UTC on Nov 11. Same model version, later data cutoff: here is exactly which inputs changed.
Photo: Marc Averette · CC BY-SA 3.0 · Wikimedia Commons
Miami · pbe-weather-precip@1.1.0 · 11:00 UTC → 17:00 UTC
Where will it rain on Nov 12, 2026?
Miami · PRE-WINDOW
Quick read
- pbe-weather-precip@1.1.0 moved “Miami” from 34% to 51% (+17 pts).
- Later data cutoff: Nov 11 11:00Z → Nov 11 17:00Z; same model version, so the move reflects inputs, not a model change.
- Primary inputs changed: GFS MOS max 6-h chance of rain, National Blend max 6-h chance of rain, GFS MOS chance of rain in the window, National Blend chance of rain in the window.
- The Kalshi mid captured with each snapshot went from 55% to 56%.
What changed in the inputs
Between the snapshot captured at Nov 11 11:00Z (data cutoff Nov 11 11:00Z) and the one at Nov 11 17:00Z (cutoff Nov 11 17:00Z), the same model version — pbe-weather-precip@1.1.0 — moved “Miami” from 34% to 51%. The model inputs that changed: GFS MOS max 6-h chance of rain from 24% to 33%; National Blend max 6-h chance of rain from 21% to 36%; GFS MOS chance of rain in the window from 46% to 61%; National Blend chance of rain in the window from 40% to 48%.
| Input | Before | After | Primary |
|---|---|---|---|
| GFS MOS max 6-h chance of rain | 24% | 33% | yes |
| National Blend max 6-h chance of rain | 21% | 36% | yes |
| GFS MOS chance of rain in the window | 46% | 61% | yes |
| National Blend chance of rain in the window | 40% | 48% | yes |
| Guidance lead time | 23h | 17h | — |
This page reports which stored inputs differ between two immutable forecasts. It does not claim why the underlying weather guidance changed.
The forecast path
Data table
| Time (UTC) | Source | Value % |
|---|---|---|
| Nov 11 10:12Z | PBE pbe-weather-precip@1.1.0 | 39 |
| Nov 11 10:38Z | Kalshi mid | 54 |
| Nov 11 10:50Z | Kalshi mid | 55 |
| Nov 11 10:52Z | Kalshi mid | 55 |
| Nov 11 10:54Z | Kalshi mid | 55 |
| Nov 11 11:00Z | PBE pbe-weather-precip@1.1.0 | 34 |
| Nov 11 11:00Z | Kalshi mid | 55 |
| Nov 11 11:10Z | Kalshi mid | 55 |
| Nov 11 11:14Z | Kalshi mid | 53 |
| Nov 11 11:16Z | Kalshi mid | 54 |
| Nov 11 11:18Z | Kalshi mid | 54 |
| Nov 11 11:26Z | Kalshi mid | 53 |
| Nov 11 11:28Z | Kalshi mid | 53 |
| Nov 11 11:30Z | Kalshi mid | 53 |
| Nov 11 12:00Z | Kalshi mid | 53 |
| Nov 11 12:16Z | Kalshi mid | 53 |
| Nov 11 12:20Z | Kalshi mid | 53 |
| Nov 11 12:24Z | Kalshi mid | 51 |
| Nov 11 12:26Z | Kalshi mid | 52 |
| Nov 11 12:28Z | Kalshi mid | 51 |
| Nov 11 12:30Z | Kalshi mid | 50 |
| Nov 11 12:32Z | Kalshi mid | 48 |
| Nov 11 12:34Z | Kalshi mid | 48 |
| Nov 11 13:00Z | Kalshi mid | 48 |
| Nov 11 13:32Z | Kalshi mid | 51 |
| Nov 11 13:34Z | Kalshi mid | 51 |
| Nov 11 13:36Z | Kalshi mid | 52 |
| Nov 11 13:38Z | Kalshi mid | 53 |
| Nov 11 13:42Z | Kalshi mid | 54 |
| Nov 11 13:52Z | Kalshi mid | 55 |
| Nov 11 13:54Z | Kalshi mid | 57 |
| Nov 11 13:56Z | Kalshi mid | 57 |
| Nov 11 14:00Z | Kalshi mid | 60 |
| Nov 11 14:02Z | Kalshi mid | 62 |
| Nov 11 14:12Z | Kalshi mid | 57 |
| Nov 11 14:14Z | Kalshi mid | 56 |
| Nov 11 14:16Z | Kalshi mid | 57 |
| Nov 11 14:18Z | Kalshi mid | 56 |
| Nov 11 14:24Z | Kalshi mid | 56 |
| Nov 11 14:42Z | Kalshi mid | 57 |
| Nov 11 14:56Z | Kalshi mid | 57 |
| Nov 11 14:58Z | Kalshi mid | 59 |
| Nov 11 15:00Z | Kalshi mid | 59 |
| Nov 11 15:08Z | Kalshi mid | 59 |
| Nov 11 15:12Z | Kalshi mid | 62 |
| Nov 11 15:14Z | Kalshi mid | 63 |
| Nov 11 15:16Z | Kalshi mid | 63 |
| Nov 11 15:42Z | Kalshi mid | 63 |
| Nov 11 16:00Z | Kalshi mid | 63 |
| Nov 11 16:12Z | Kalshi mid | 57 |
| Nov 11 16:16Z | Kalshi mid | 57 |
| Nov 11 16:20Z | Kalshi mid | 56 |
| Nov 11 16:24Z | Kalshi mid | 56 |
| Nov 11 17:00Z | PBE pbe-weather-precip@1.1.0 | 51 |
| Nov 11 17:00Z | Kalshi mid | 56 |
The Kalshi mid captured with each snapshot went from 55% to 56%.
The two snapshots
| Earlier | Later | |
|---|---|---|
| Captured | Nov 11 11:00Z | Nov 11 17:00Z |
| Data cutoff | Nov 11 11:00Z | Nov 11 17:00Z |
| Guidance runs | NWS GFS MOS 2026-11-11T06Z, NWS National Blend of Models 2026-11-11T06Z | NWS GFS MOS 2026-11-11T12Z, NWS National Blend of Models 2026-11-11T12Z |
| PBE | 34% | 51% |
| Market at capture | 55% | 56% |
Evidence & method
What this story is based on. Every value above was read from these immutable records.
- Model
- pbe-weather-precip@1.1.0 · RESEARCH
- Snapshot
- 46ee886d-5d8d-4cec-a279-853a6fd0eebd
- Compared with
- 2e139bb4-2b4c-45ef-be89-df6b5828a54b
- Captured
- Nov 11 17:00Z
- Data cutoff
- Nov 11 17:00Z
- Market observation
- 56% · captured with the snapshot
- Source families
- NOAA/NWS via Iowa Environmental Mesonet archive · NOAA Regional Climate Centers ACIS · NOAA/NWS api.weather.gov
- Resolves on
- The Weather Company (weather.com/kalshi) — The Weather Company daily precipitation for CLIMIA (weather.com/kalshi)
- Independent check
- NWS Daily Climate Report CLIMIA (WFO MFL); NOAA RCC-ACIS USW00012839
- Measurement
- Total liquid-equivalent precipitation for the climate day 2026-11-12, 00:00-24:00 local standard time (UTC-5)
- Rounding
- Hundredths of an inch; trace (T) counts as 0.00
- Exceptions
- Missing daily precipitation value counts as 0 inches (resolves NO) · Preliminary data may be revised; the exchange may hold expiration until a non-erroneous revision, else last fair price · Venue event strike_date (2026-11-13T04:59:59Z) is not the climate-day boundary; the reported daily value governs
- Forecasts are published only before the climate day opens (no intraday observations in v1)
- IEM NBM archive gaps -> GFS-only fallback tier
- Settles on The Weather Company values; verified against NWS CLI 112/112
Weather · measurable rain — inputs: NWS GFS MOS + National Blend of Models 6-h PoP for the exact climate day, 1991-2020 station climatology (ACIS). This model on the research board →
Market prices are a benchmark only and never enter a PropBetEdge model. Research-stage probabilities; not advice.