Chance of Wrong · forecast accuracy

Tracking Xweather forecasts vs actuals for 50 US state capitals

← Dashboard · Pennsylvania · America/New_York · 40.27, -76.89

Latest observation
80.0°F
2026-07-14 10:00 EDT
Hour samples (7d)
7
Forecast ↔ actual matches
Hourly MAE
1.14°
Earliest forecast vs actual

Forecast evolution

How the forecast for 2026-07-14 10:00 EDT changed each time we re-collected, before that hour arrived (and including collections at that hour). Times are local (America/New_York).

Collected at (local) Forecast temp Feels like PoP % Weather
2026-07-14 03:00 EDT 81.0°F 83.0°F 0 Sunny
2026-07-14 04:00 EDT 82.0°F 84.0°F 0 Mostly Sunny
2026-07-14 05:00 EDT 82.0°F 84.0°F 0 Mostly Sunny
2026-07-14 06:00 EDT 82.0°F 84.0°F 0 Mostly Sunny
2026-07-14 07:00 EDT 82.0°F 84.0°F 0 Mostly Sunny
2026-07-14 08:00 EDT 82.0°F 84.0°F 0 Mostly Sunny
2026-07-14 09:00 EDT 82.0°F 84.0°F 0 Mostly Sunny

Hourly accuracy

Hour (local) Forecast Actual Error Lead (h)
2026-07-14 10:00 EDT 81.0°F 80.0°F +1.0° 7.0
2026-07-14 09:00 EDT 74.0°F 73.0°F +1.0° 6.0
2026-07-14 08:00 EDT 71.0°F 73.0°F -2.0° 5.0
2026-07-14 07:00 EDT 68.0°F 69.0°F -1.0° 4.0
2026-07-14 06:00 EDT 67.0°F 67.0°F +0.0° 3.0
2026-07-14 05:00 EDT 67.0°F 68.0°F -1.0° 2.0
2026-07-14 04:00 EDT 68.0°F 70.0°F -2.0° 1.0

Evolution for 2026-07-14 08:00 EDT

Collected (local)TempPoPWeather
2026-07-14 03:00 EDT71.0°F0Sunny
2026-07-14 04:00 EDT73.0°F0Mostly Sunny
2026-07-14 05:00 EDT73.0°F0Mostly Sunny
2026-07-14 06:00 EDT73.0°F0Mostly Sunny
2026-07-14 07:00 EDT73.0°F0Mostly Sunny

Daily high / low

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

No completed daily comparisons yet.