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KBOI / Sat Oct 24 / OFFICIAL STATION RECORD

Boise, IDHigh ≥ 57°F

CONSENSUS FORECAST71%Oct 20 · 14:46 UTC
THE FORECAST FIELD

Who takes which side?

0% · NO50%YES · 100%
AIFS
87%
EPS
71%
WN2
70%
HRES
65%
ICON
56%
Consensus
71%

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
AIFSYES 71.2¢Risks 71.25u
VS
ICONNO 28.7¢Risks 28.75u

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

AIFS +28.75u · ICON −28.75u

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

FOLLOW THE RUNS

Probability history

Recorded source probabilities; timestamps mark snapshots. Repeated values may come from the same model run.

0%25%50%75%100%AIFS Single: 77.3% · 2026-10-19T15:13:51+00:00AIFS Single: 77.3% · 2026-10-19T15:59:09+00:00AIFS Single: 77.3% · 2026-10-19T16:44:22+00:00AIFS Single: 77.3% · 2026-10-19T17:29:34+00:00AIFS Single: 77.3% · 2026-10-19T18:14:41+00:00AIFS Single: 77.3% · 2026-10-19T19:00:15+00:00AIFS Single: 81.3% · 2026-10-19T19:45:32+00:00AIFS Single: 81.3% · 2026-10-19T20:30:42+00:00AIFS Single: 81.3% · 2026-10-19T21:15:55+00:00AIFS Single: 81.3% · 2026-10-19T22:01:04+00:00AIFS Single: 81.3% · 2026-10-19T22:46:17+00:00AIFS Single: 81.3% · 2026-10-19T23:31:31+00:00AIFS Single: 81.3% · 2026-10-20T00:17:08+00:00AIFS Single: 81.3% · 2026-10-20T01:02:40+00:00AIFS Single: 72.1% · 2026-10-20T01:47:50+00:00AIFS Single: 72.1% · 2026-10-20T02:32:59+00:00AIFS Single: 72.1% · 2026-10-20T03:18:07+00:00AIFS Single: 72.1% · 2026-10-20T04:05:31+00:00AIFS Single: 72.1% · 2026-10-20T04:51:23+00:00AIFS Single: 72.1% · 2026-10-20T05:36:35+00:00AIFS Single: 72.1% · 2026-10-20T06:21:43+00:00AIFS Single: 72.1% · 2026-10-20T07:06:49+00:00AIFS Single: 86.7% · 2026-10-20T07:52:01+00:00AIFS Single: 86.7% · 2026-10-20T08:37:10+00:00AIFS Single: 86.7% · 2026-10-20T09:22:25+00:00AIFS Single: 86.7% · 2026-10-20T10:07:49+00:00AIFS Single: 86.7% · 2026-10-20T10:54:11+00:00AIFS Single: 86.7% · 2026-10-20T11:39:47+00:00AIFS Single: 86.7% · 2026-10-20T12:24:54+00:00AIFS Single: 86.7% · 2026-10-20T13:10:05+00:00AIFS Single: 86.8% · 2026-10-20T13:55:24+00:00AIFS Single: 86.8% · 2026-10-20T14:46:25+00:00IFS Ensemble: 62.2% · 2026-10-19T15:13:51+00:00IFS Ensemble: 62.2% · 2026-10-19T15:59:09+00:00IFS Ensemble: 62.2% · 2026-10-19T16:44:22+00:00IFS Ensemble: 62.2% · 2026-10-19T17:29:34+00:00IFS Ensemble: 62.2% · 2026-10-19T18:14:41+00:00IFS Ensemble: 62.2% · 2026-10-19T19:00:15+00:00IFS Ensemble: 62.2% · 2026-10-19T19:45:32+00:00IFS Ensemble: 62.2% · 2026-10-19T20:30:42+00:00IFS Ensemble: 62.2% · 2026-10-19T21:15:55+00:00IFS Ensemble: 62.2% · 2026-10-19T22:01:04+00:00IFS Ensemble: 62.2% · 2026-10-19T22:46:17+00:00IFS Ensemble: 62.2% · 2026-10-19T23:31:31+00:00IFS Ensemble: 62.2% · 2026-10-20T00:17:08+00:00IFS Ensemble: 62.2% · 2026-10-20T01:02:40+00:00IFS Ensemble: 62.2% · 2026-10-20T01:47:50+00:00IFS Ensemble: 62.2% · 2026-10-20T02:32:59+00:00IFS Ensemble: 62.2% · 2026-10-20T03:18:07+00:00IFS Ensemble: 62.2% · 2026-10-20T04:05:31+00:00IFS Ensemble: 62.2% · 2026-10-20T04:51:23+00:00IFS Ensemble: 62.2% · 2026-10-20T05:36:35+00:00IFS Ensemble: 62.2% · 2026-10-20T06:21:43+00:00IFS Ensemble: 62.2% · 2026-10-20T07:06:49+00:00IFS Ensemble: 62.2% · 2026-10-20T07:52:01+00:00IFS Ensemble: 62.2% · 2026-10-20T08:37:10+00:00IFS Ensemble: 62.2% · 2026-10-20T09:22:25+00:00IFS Ensemble: 62.2% · 2026-10-20T10:07:49+00:00IFS Ensemble: 71.3% · 2026-10-20T10:54:11+00:00IFS Ensemble: 71.3% · 2026-10-20T11:39:47+00:00IFS Ensemble: 71.3% · 2026-10-20T12:24:54+00:00IFS Ensemble: 71.3% · 2026-10-20T13:10:05+00:00IFS Ensemble: 71.3% · 2026-10-20T13:55:24+00:00IFS Ensemble: 71.3% · 2026-10-20T14:46:25+00:00WeatherNext 2: 65.1% · 2026-10-19T15:13:51+00:00WeatherNext 2: 65.1% · 2026-10-19T15:59:09+00:00WeatherNext 2: 65.1% · 2026-10-19T16:44:22+00:00WeatherNext 2: 76.0% · 2026-10-19T17:29:34+00:00WeatherNext 2: 76.0% · 2026-10-19T18:14:41+00:00WeatherNext 2: 76.0% · 2026-10-19T19:00:15+00:00WeatherNext 2: 76.0% · 2026-10-19T19:45:32+00:00WeatherNext 2: 76.0% · 2026-10-19T20:30:42+00:00WeatherNext 2: 76.0% · 2026-10-19T21:15:55+00:00WeatherNext 2: 76.0% · 2026-10-19T22:01:04+00:00WeatherNext 2: 76.0% · 2026-10-19T22:46:17+00:00WeatherNext 2: 66.9% · 2026-10-19T23:31:31+00:00WeatherNext 2: 66.9% · 2026-10-20T00:17:08+00:00WeatherNext 2: 66.9% · 2026-10-20T01:02:40+00:00WeatherNext 2: 66.9% · 2026-10-20T01:47:50+00:00WeatherNext 2: 66.9% · 2026-10-20T02:32:59+00:00WeatherNext 2: 66.9% · 2026-10-20T03:18:07+00:00WeatherNext 2: 66.9% · 2026-10-20T04:05:31+00:00WeatherNext 2: 66.9% · 2026-10-20T04:51:23+00:00WeatherNext 2: 69.5% · 2026-10-20T05:36:35+00:00WeatherNext 2: 69.5% · 2026-10-20T06:21:43+00:00WeatherNext 2: 69.5% · 2026-10-20T07:06:49+00:00WeatherNext 2: 69.5% · 2026-10-20T07:52:01+00:00WeatherNext 2: 69.5% · 2026-10-20T08:37:10+00:00WeatherNext 2: 69.5% · 2026-10-20T09:22:25+00:00WeatherNext 2: 69.5% · 2026-10-20T10:07:49+00:00WeatherNext 2: 70.5% · 2026-10-20T10:54:11+00:00WeatherNext 2: 70.5% · 2026-10-20T11:39:47+00:00WeatherNext 2: 70.5% · 2026-10-20T12:24:54+00:00WeatherNext 2: 70.5% · 2026-10-20T13:10:05+00:00WeatherNext 2: 70.5% · 2026-10-20T13:55:24+00:00WeatherNext 2: 70.5% · 2026-10-20T14:46:25+00:00IFS HRES: 31.4% · 2026-10-19T15:13:51+00:00IFS HRES: 31.4% · 2026-10-19T15:59:09+00:00IFS HRES: 31.4% · 2026-10-19T16:44:22+00:00IFS HRES: 31.4% · 2026-10-19T17:29:34+00:00IFS HRES: 31.4% · 2026-10-19T18:14:41+00:00IFS HRES: 31.4% · 2026-10-19T19:00:15+00:00IFS HRES: 47.2% · 2026-10-19T19:45:32+00:00IFS HRES: 47.2% · 2026-10-19T20:30:42+00:00IFS HRES: 47.2% · 2026-10-19T21:15:55+00:00IFS HRES: 47.2% · 2026-10-19T22:01:04+00:00IFS HRES: 47.2% · 2026-10-19T22:46:17+00:00IFS HRES: 47.2% · 2026-10-19T23:31:31+00:00IFS HRES: 47.2% · 2026-10-20T00:17:08+00:00IFS HRES: 47.2% · 2026-10-20T01:02:40+00:00IFS HRES: 47.2% · 2026-10-20T01:47:50+00:00IFS HRES: 47.2% · 2026-10-20T02:32:59+00:00IFS HRES: 47.2% · 2026-10-20T03:18:07+00:00IFS HRES: 47.2% · 2026-10-20T04:05:31+00:00IFS HRES: 47.2% · 2026-10-20T04:51:23+00:00IFS HRES: 47.2% · 2026-10-20T05:36:35+00:00IFS HRES: 47.2% · 2026-10-20T06:21:43+00:00IFS HRES: 47.2% · 2026-10-20T07:06:49+00:00IFS HRES: 47.2% · 2026-10-20T07:52:01+00:00IFS HRES: 47.2% · 2026-10-20T08:37:10+00:00IFS HRES: 47.2% · 2026-10-20T09:22:25+00:00IFS HRES: 47.2% · 2026-10-20T10:07:49+00:00IFS HRES: 64.8% · 2026-10-20T10:54:11+00:00IFS HRES: 64.8% · 2026-10-20T11:39:47+00:00IFS HRES: 64.8% · 2026-10-20T12:24:54+00:00IFS HRES: 64.8% · 2026-10-20T13:10:05+00:00IFS HRES: 64.8% · 2026-10-20T13:55:24+00:00IFS HRES: 64.8% · 2026-10-20T14:46:25+00:00ICON: 62.2% · 2026-10-19T15:13:51+00:00ICON: 62.2% · 2026-10-19T15:59:09+00:00ICON: 62.2% · 2026-10-19T16:44:22+00:00ICON: 62.2% · 2026-10-19T17:29:34+00:00ICON: 62.2% · 2026-10-19T18:14:41+00:00ICON: 62.2% · 2026-10-19T19:00:15+00:00ICON: 77.0% · 2026-10-19T19:45:32+00:00ICON: 77.0% · 2026-10-19T20:30:42+00:00ICON: 77.0% · 2026-10-19T21:15:55+00:00ICON: 77.0% · 2026-10-19T22:01:04+00:00ICON: 77.0% · 2026-10-19T22:46:17+00:00ICON: 77.0% · 2026-10-19T23:31:31+00:00ICON: 77.0% · 2026-10-20T00:17:08+00:00ICON: 77.0% · 2026-10-20T01:02:40+00:00ICON: 77.0% · 2026-10-20T01:47:50+00:00ICON: 77.0% · 2026-10-20T02:32:59+00:00ICON: 77.0% · 2026-10-20T03:18:07+00:00ICON: 77.0% · 2026-10-20T04:05:31+00:00ICON: 77.0% · 2026-10-20T04:51:23+00:00ICON: 77.0% · 2026-10-20T05:36:35+00:00ICON: 77.0% · 2026-10-20T06:21:43+00:00ICON: 77.0% · 2026-10-20T07:06:49+00:00ICON: 55.7% · 2026-10-20T07:52:01+00:00ICON: 55.7% · 2026-10-20T08:37:10+00:00ICON: 55.7% · 2026-10-20T09:22:25+00:00ICON: 55.7% · 2026-10-20T10:07:49+00:00ICON: 55.7% · 2026-10-20T10:54:11+00:00ICON: 55.7% · 2026-10-20T11:39:47+00:00ICON: 55.7% · 2026-10-20T12:24:54+00:00ICON: 55.7% · 2026-10-20T13:10:05+00:00ICON: 55.7% · 2026-10-20T13:55:24+00:00ICON: 55.7% · 2026-10-20T14:46:25+00:0010-19 15:1310-20 03:1810-20 14:46
AIFS SingleIFS EnsembleWeatherNext 2IFS HRESICON
2026-10-20T14:46:25+00:00 · UTC
View the forecast data
UTCAIFSEPSWN2HRESICON
2026-10-19T15:13:51+00:0077.3%62.2%65.1%31.4%62.2%
2026-10-19T15:59:09+00:0077.3%62.2%65.1%31.4%62.2%
2026-10-19T16:44:22+00:0077.3%62.2%65.1%31.4%62.2%
2026-10-19T17:29:34+00:0077.3%62.2%76.0%31.4%62.2%
2026-10-19T18:14:41+00:0077.3%62.2%76.0%31.4%62.2%
2026-10-19T19:00:15+00:0077.3%62.2%76.0%31.4%62.2%
2026-10-19T19:45:32+00:0081.3%62.2%76.0%47.2%77.0%
2026-10-19T20:30:42+00:0081.3%62.2%76.0%47.2%77.0%
2026-10-19T21:15:55+00:0081.3%62.2%76.0%47.2%77.0%
2026-10-19T22:01:04+00:0081.3%62.2%76.0%47.2%77.0%
2026-10-19T22:46:17+00:0081.3%62.2%76.0%47.2%77.0%
2026-10-19T23:31:31+00:0081.3%62.2%66.9%47.2%77.0%
2026-10-20T00:17:08+00:0081.3%62.2%66.9%47.2%77.0%
2026-10-20T01:02:40+00:0081.3%62.2%66.9%47.2%77.0%
2026-10-20T01:47:50+00:0072.1%62.2%66.9%47.2%77.0%
2026-10-20T02:32:59+00:0072.1%62.2%66.9%47.2%77.0%
2026-10-20T03:18:07+00:0072.1%62.2%66.9%47.2%77.0%
2026-10-20T04:05:31+00:0072.1%62.2%66.9%47.2%77.0%
2026-10-20T04:51:23+00:0072.1%62.2%66.9%47.2%77.0%
2026-10-20T05:36:35+00:0072.1%62.2%69.5%47.2%77.0%
2026-10-20T06:21:43+00:0072.1%62.2%69.5%47.2%77.0%
2026-10-20T07:06:49+00:0072.1%62.2%69.5%47.2%77.0%
2026-10-20T07:52:01+00:0086.7%62.2%69.5%47.2%55.7%
2026-10-20T08:37:10+00:0086.7%62.2%69.5%47.2%55.7%
2026-10-20T09:22:25+00:0086.7%62.2%69.5%47.2%55.7%
2026-10-20T10:07:49+00:0086.7%62.2%69.5%47.2%55.7%
2026-10-20T10:54:11+00:0086.7%71.3%70.5%64.8%55.7%
2026-10-20T11:39:47+00:0086.7%71.3%70.5%64.8%55.7%
2026-10-20T12:24:54+00:0086.7%71.3%70.5%64.8%55.7%
2026-10-20T13:10:05+00:0086.7%71.3%70.5%64.8%55.7%
2026-10-20T13:55:24+00:0086.8%71.3%70.5%64.8%55.7%
2026-10-20T14:46:25+00:0086.8%71.3%70.5%64.8%55.7%
THE MODEL BOX SCORE

Forecasts & evidence

MODELYESMEANSPREAD σINITIALIZATION UTCBRIER ↓
AIFS Single87%61.6°F4.6°F2026-10-20 00:00Pending
IFS Ensemble71%60.1°F6.4°F2026-10-20 00:00Pending
WeatherNext 270%58.5°F3.7°F2026-10-20 00:00Pending
National Blend67%58.0°F3.4°F2026-10-20 06:00Pending
IFS HRES65%58.4°F5.0°F2026-10-20 00:00Pending
ICON56%57.2°F4.9°F2026-10-20 00:00Pending
NWS forecast54%57.0°F4.5°F2026-10-20 03:00Pending

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 ≥ 57°F · KBOI

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-KBOI-20261024-TMAX-GE57
Opened Oct 19 · 15:13 UTC

Original listing: Boise high ≥ 57°F · Sat Oct 24

Original prop, full history & receipt ↗