Weather forecast accuracy details for West Alton, Missouri

These are the one- to three-day out accuracy percentages for high temperature, low temperature, icon forecast precipitation (both rain and snow), and text forecast precipitation (both rain and snow). Temperature accuracy is the percentage of forecasts within three degrees. Precipitation accuracy is the percentage of correct forecasts. The forecasts are collected in the evening.

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Weather Forecast Accuracy Data Last Month (March)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   69.89% 72.04% 86.02% 86.02% 78.49%
AccuWeather   74.44% 71.11% 81.11% 82.22% 77.22%
Microsoft   70.97% 69.89% 83.87% 81.72% 76.61%
Foreca/Vaisala   73.12% 75.27% 76.34% 76.34% 75.27%
Weatherbit   70.33% 68.13% 79.12% 79.12% 74.18%
AerisWeather   53.76% 69.89% 82.80% 82.80% 72.31%
Open-Meteo   55.91% 59.14% 79.57% 79.57% 68.55%
Wetter   34.41% 66.67% 84.95% 84.95% 67.74%
World Weather Online   47.31% 62.37% 77.42% 77.42% 66.13%
NWS Digital Forecast   54.84% 66.67% 63.44% 63.44% 62.10%
Pirate Weather   50.54% 18.28% 79.57% 79.57% 56.99%
OpenWeather   51.61% 20.43% 76.34% 76.34% 56.18%
Persistence   16.90% 13.89% 69.01% 69.01% 42.20%

Weather Forecast Accuracy Data Last Year (2023)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   73.52% 80.64% 85.66% 85.66% 81.37%
Microsoft   77.41% 77.41% 84.72% 84.72% 81.07%
Foreca/Vaisala   76.16% 76.62% 84.57% 84.57% 80.48%
AerisWeather   70.87% 77.44% 83.74% 83.93% 79.00%
AccuWeather   75.73% 78.41% 80.66% 80.76% 78.89%
Weatherbit   68.54% 74.63% 79.87% 79.96% 75.75%
NWS Digital Forecast   68.63% 73.89% 76.94% 76.94% 74.10%
Wetter   54.34% 67.03% 79.91% 75.89% 69.29%
Pirate Weather   54.67% 43.77% 83.61% 83.61% 66.41%
World Weather Online   49.00% 60.94% 76.98% 76.98% 65.97%
OpenWeather   51.78% 44.47% 82.19% 82.19% 65.16%
Persistence   27.51% 31.96% 57.50% 57.50% 43.61%

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The data here is calculated from forecasts and observations collected and analyzed by ForecastWatch. If you would like more information about the methods, scientific approach, and the quality controls employed to ensure the data and analyses are of the highest quality, please read this overview.

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