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KSAT / Mon Oct 26 / OFFICIAL STATION RECORD

San Antonio, TXHigh ≥ 84°F

CONSENSUS FORECAST42%Oct 20 · 03:18 UTC
THE FORECAST FIELD

Who takes which side?

0% · NO50%YES · 100%
HRES
52%
AIFS
45%
WN2
39%
EPS
37%
ICON
32%
Consensus
42%

Probabilities derived from each source’s mean and spread. Forecasts may have different initialization times.

HOW A MODEL CONTRACT WORKS

Head-to-head preview

ILLUSTRATIVE · NOT EXECUTED
HRESYES 42.4¢Risks 42.40u
VS
ICONNO 57.6¢Risks 57.60u

100 contracts at the midpoint of these model probabilities. Each contract pays 1u to the winning side.

HRES +57.60u · ICON −57.60u

These are current forecast comparisons, not locked entries. No credits have been committed. Read the proposed policy →

FOLLOW THE RUNS

Probability history

Reconstructed from archived summary forecasts using a shared lead-dependent Gaussian error model. Times are initializations, not verified release times.

0%25%50%75%100%AIFS Single: 0.0% · 2026-10-11T12:00:00+00:00AIFS Single: 6.4% · 2026-10-11T18:00:00+00:00AIFS Single: 13.1% · 2026-10-12T00:00:00+00:00AIFS Single: 6.3% · 2026-10-12T06:00:00+00:00AIFS Single: 33.5% · 2026-10-12T12:00:00+00:00AIFS Single: 17.5% · 2026-10-12T18:00:00+00:00AIFS Single: 16.9% · 2026-10-13T00:00:00+00:00AIFS Single: 21.6% · 2026-10-13T06:00:00+00:00AIFS Single: 41.0% · 2026-10-13T12:00:00+00:00AIFS Single: 2.5% · 2026-10-13T18:00:00+00:00AIFS Single: 9.6% · 2026-10-14T00:00:00+00:00AIFS Single: 4.0% · 2026-10-14T06:00:00+00:00AIFS Single: 8.3% · 2026-10-14T12:00:00+00:00AIFS Single: 3.3% · 2026-10-14T18:00:00+00:00AIFS Single: 16.5% · 2026-10-15T00:00:00+00:00AIFS Single: 27.9% · 2026-10-15T06:00:00+00:00AIFS Single: 35.4% · 2026-10-15T12:00:00+00:00AIFS Single: 28.0% · 2026-10-15T18:00:00+00:00AIFS Single: 35.5% · 2026-10-16T00:00:00+00:00AIFS Single: 25.5% · 2026-10-16T06:00:00+00:00AIFS Single: 27.5% · 2026-10-16T12:00:00+00:00AIFS Single: 19.7% · 2026-10-16T18:00:00+00:00AIFS Single: 16.6% · 2026-10-17T00:00:00+00:00AIFS Single: 5.0% · 2026-10-17T06:00:00+00:00AIFS Single: 28.2% · 2026-10-17T12:00:00+00:00AIFS Single: 16.9% · 2026-10-17T18:00:00+00:00AIFS Single: 24.4% · 2026-10-18T00:00:00+00:00AIFS Single: 27.7% · 2026-10-18T06:00:00+00:00AIFS Single: 26.8% · 2026-10-18T12:00:00+00:00AIFS Single: 27.5% · 2026-10-18T18:00:00+00:00AIFS Single: 19.4% · 2026-10-19T00:00:00+00:00AIFS Single: 22.9% · 2026-10-19T06:00:00+00:00AIFS Single: 25.7% · 2026-10-19T12:00:00+00:00AIFS Single: 20.4% · 2026-10-19T18:00:00+00:00AIFS Single: 23.2% · 2026-10-20T00:00:00+00:00AIFS Single: 22.1% · 2026-10-20T06:00:00+00:00ICON: 0.6% · 2026-10-19T00:00:00+00:00ICON: 5.2% · 2026-10-19T12:00:00+00:00ICON: 40.6% · 2026-10-20T00:00:00+00:00GFS: 34.6% · 2026-10-17T12:00:00+00:00GFS: 7.6% · 2026-10-18T00:00:00+00:00GFS: 3.6% · 2026-10-18T06:00:00+00:00GFS: 0.4% · 2026-10-18T12:00:00+00:00GFS: 5.7% · 2026-10-18T18:00:00+00:00GFS: 7.2% · 2026-10-19T00:00:00+00:00GFS: 19.4% · 2026-10-19T06:00:00+00:00GFS: 8.2% · 2026-10-19T12:00:00+00:00GFS: 0.6% · 2026-10-19T18:00:00+00:00GFS: 57.3% · 2026-10-20T00:00:00+00:00GFS: 20.0% · 2026-10-20T06:00:00+00:00UKMET: 1.1% · 2026-10-19T12:00:00+00:00UKMET: 38.5% · 2026-10-20T00:00:00+00:00GEM: 10.6% · 2026-10-20T00:00:00+00:00IFS archive: 0.6% · 2026-10-11T12:00:00+00:00IFS archive: 27.9% · 2026-10-12T00:00:00+00:00IFS archive: 26.1% · 2026-10-12T12:00:00+00:00IFS archive: 25.7% · 2026-10-13T00:00:00+00:00IFS archive: 24.4% · 2026-10-13T12:00:00+00:00IFS archive: 28.8% · 2026-10-14T00:00:00+00:00IFS archive: 41.5% · 2026-10-14T12:00:00+00:00IFS archive: 29.2% · 2026-10-15T00:00:00+00:00IFS archive: 32.0% · 2026-10-15T12:00:00+00:00IFS archive: 41.3% · 2026-10-16T00:00:00+00:00IFS archive: 43.2% · 2026-10-16T12:00:00+00:00IFS archive: 51.8% · 2026-10-17T00:00:00+00:00IFS archive: 38.6% · 2026-10-17T12:00:00+00:00IFS archive: 35.3% · 2026-10-18T00:00:00+00:00IFS archive: 35.4% · 2026-10-18T12:00:00+00:00IFS archive: 31.1% · 2026-10-19T00:00:00+00:00IFS archive: 25.7% · 2026-10-19T12:00:00+00:00IFS archive: 24.9% · 2026-10-20T00:00:00+00:0010-11 12:0010-16 00:0010-20 06:00
AIFS SingleICONGFSUKMETGEMIFS archive
2026-10-20T06:00:00+00:00 · UTC
View the forecast data
UTCAIFSICONGFSUKMETGEMIFS*
2026-10-11T12:00:00+00:000.0%————0.6%
2026-10-11T18:00:00+00:006.4%—————
2026-10-12T00:00:00+00:0013.1%————27.9%
2026-10-12T06:00:00+00:006.3%—————
2026-10-12T12:00:00+00:0033.5%————26.1%
2026-10-12T18:00:00+00:0017.5%—————
2026-10-13T00:00:00+00:0016.9%————25.7%
2026-10-13T06:00:00+00:0021.6%—————
2026-10-13T12:00:00+00:0041.0%————24.4%
2026-10-13T18:00:00+00:002.5%—————
2026-10-14T00:00:00+00:009.6%————28.8%
2026-10-14T06:00:00+00:004.0%—————
2026-10-14T12:00:00+00:008.3%————41.5%
2026-10-14T18:00:00+00:003.3%—————
2026-10-15T00:00:00+00:0016.5%————29.2%
2026-10-15T06:00:00+00:0027.9%—————
2026-10-15T12:00:00+00:0035.4%————32.0%
2026-10-15T18:00:00+00:0028.0%—————
2026-10-16T00:00:00+00:0035.5%————41.3%
2026-10-16T06:00:00+00:0025.5%—————
2026-10-16T12:00:00+00:0027.5%————43.2%
2026-10-16T18:00:00+00:0019.7%—————
2026-10-17T00:00:00+00:0016.6%————51.8%
2026-10-17T06:00:00+00:005.0%—————
2026-10-17T12:00:00+00:0028.2%—34.6%——38.6%
2026-10-17T18:00:00+00:0016.9%—————
2026-10-18T00:00:00+00:0024.4%—7.6%——35.3%
2026-10-18T06:00:00+00:0027.7%—3.6%———
2026-10-18T12:00:00+00:0026.8%—0.4%——35.4%
2026-10-18T18:00:00+00:0027.5%—5.7%———
2026-10-19T00:00:00+00:0019.4%0.6%7.2%——31.1%
2026-10-19T06:00:00+00:0022.9%—19.4%———
2026-10-19T12:00:00+00:0025.7%5.2%8.2%1.1%—25.7%
2026-10-19T18:00:00+00:0020.4%—0.6%———
2026-10-20T00:00:00+00:0023.2%40.6%57.3%38.5%10.6%24.9%
2026-10-20T06:00:00+00:0022.1%—20.0%———
THE MODEL BOX SCORE

Forecasts & evidence

MODELYESMEANSPREAD σINITIALIZATION UTCBRIER ↓
National Blend54%84.0°F5.5°F2026-10-19 06:00Pending
IFS HRES52%83.9°F6.4°F2026-10-19 12:00Pending
AIFS Single45%82.8°F5.7°F2026-10-19 18:00Pending
WeatherNext 239%82.1°F5.1°F2026-10-19 12:00Pending
IFS Ensemble37%82.5°F3.1°F2026-10-19 00:00Pending
ICON32%78.9°F10.0°F2026-10-19 12:00Pending

Spread is the standard deviation used in the probability approximation. It is not a measured confidence rating. Brier here scores the latest recorded snapshot, not a league deadline.

SETTLEMENT & PROVENANCE

High ≥ 84°F · KSAT

Daily temperature props settle on the ACIS official station record. Inclusive and strict thresholds retain their exact meanings. Provisional observations do not replace the settlement record.

WP-KSAT-20261026-TMAX-GE84
Opened Oct 19 · 11:21 UTC

Original listing: San Antonio high ≥ 84°F · Mon Oct 26

Original prop, full history & receipt ↗