Chance of Wrong · forecast accuracy

Tracking Xweather forecasts vs actuals for 50 US state capitals

← Dashboard · Montana · America/Denver · 46.59, -112.04

Latest observation
86.0°F
2026-07-14 15:00 MDT
Hour samples (7d)
15
Forecast ↔ actual matches
Hourly MAE
1.87°
Earliest forecast vs actual

Forecast evolution

How the forecast for 2026-07-14 15:00 MDT changed each time we re-collected, before that hour arrived (and including collections at that hour). Times are local (America/Denver).

Collected at (local) Forecast temp Feels like PoP % Weather
2026-07-14 00:00 MDT 89.0°F 87.0°F 0 Mostly Cloudy
2026-07-14 01:00 MDT 89.0°F 87.0°F 0 Mostly Cloudy
2026-07-14 02:00 MDT 89.0°F 87.0°F 0 Mostly Cloudy
2026-07-14 03:00 MDT 89.0°F 87.0°F 0 Mostly Cloudy
2026-07-14 04:00 MDT 89.0°F 87.0°F 0 Mostly Cloudy
2026-07-14 05:00 MDT 89.0°F 87.0°F 10 Showers
2026-07-14 06:00 MDT 89.0°F 87.0°F 10 Showers
2026-07-14 07:00 MDT 89.0°F 87.0°F 10 Showers
2026-07-14 08:00 MDT 89.0°F
2026-07-14 09:00 MDT 89.0°F
2026-07-14 10:00 MDT 89.0°F
2026-07-14 11:00 MDT 89.0°F
2026-07-14 12:00 MDT 89.0°F
2026-07-14 13:00 MDT 89.0°F
2026-07-14 14:00 MDT 89.0°F

Hourly accuracy

Hour (local) Forecast Actual Error Lead (h)
2026-07-14 15:00 MDT 89.0°F 86.0°F +3.0° 15.0
2026-07-14 14:00 MDT 89.0°F 86.0°F +3.0° 14.0
2026-07-14 13:00 MDT 86.0°F 82.0°F +4.0° 13.0
2026-07-14 12:00 MDT 83.0°F 81.0°F +2.0° 12.0
2026-07-14 11:00 MDT 79.0°F 77.0°F +2.0° 11.0
2026-07-14 10:00 MDT 77.0°F 73.0°F +4.0° 10.0
2026-07-14 09:00 MDT 72.0°F 71.0°F +1.0° 9.0
2026-07-14 08:00 MDT 71.0°F 71.0°F +0.0° 8.0
2026-07-14 07:00 MDT 68.0°F 68.0°F +0.0° 7.0
2026-07-14 06:00 MDT 66.0°F 66.0°F +0.0° 6.0
2026-07-14 05:00 MDT 67.0°F 67.0°F +0.0° 5.0
2026-07-14 04:00 MDT 68.0°F 70.0°F -2.0° 4.0
2026-07-14 03:00 MDT 69.0°F 72.0°F -3.0° 3.0
2026-07-14 02:00 MDT 72.0°F 74.0°F -2.0° 2.0
2026-07-14 01:00 MDT 74.0°F 76.0°F -2.0° 1.0

Evolution for 2026-07-14 14:00 MDT

Collected (local)TempPoPWeather
2026-07-14 00:00 MDT89.0°F0Partly Cloudy
2026-07-14 01:00 MDT89.0°F0Partly Cloudy
2026-07-14 02:00 MDT89.0°F0Partly Cloudy
2026-07-14 03:00 MDT89.0°F0Partly Cloudy
2026-07-14 04:00 MDT89.0°F0Partly Cloudy
2026-07-14 05:00 MDT89.0°F10Showers
2026-07-14 06:00 MDT89.0°F10Showers
2026-07-14 07:00 MDT89.0°F10Showers
2026-07-14 08:00 MDT89.0°F
2026-07-14 09:00 MDT89.0°F
2026-07-14 10:00 MDT89.0°F
2026-07-14 11:00 MDT89.0°F
2026-07-14 12:00 MDT89.0°F
2026-07-14 13:00 MDT89.0°F

Daily high / low

Earliest daily forecast vs finalized calendar-day max/min (only after the local day ends).

No completed daily comparisons yet.