Weather forecast accuracy details for Atlantic, Iowa

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 (February)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Microsoft   54.65% 64.37% 90.70% 90.70% 75.10%
The Weather Channel   40.23% 60.92% 91.95% 91.95% 71.26%
AccuWeather   44.29% 60.56% 87.14% 87.14% 69.78%
Weatherbit   41.38% 54.02% 89.66% 89.66% 68.68%
Foreca/Vaisala   40.23% 60.92% 83.91% 83.91% 67.24%
AerisWeather   36.78% 44.83% 82.76% 82.76% 61.78%
NWS Digital Forecast   39.08% 43.68% 81.61% 81.61% 61.49%
Open-Meteo   51.72% 22.99% 85.06% 85.06% 61.21%
Pirate Weather   52.87% 12.64% 89.66% 89.66% 61.21%
World Weather Online   36.78% 27.59% 86.21% 86.21% 59.20%
Wetter   33.33% 25.29% 86.21% 89.66% 58.62%
OpenWeather   40.23% 21.84% 83.91% 83.91% 57.47%
Persistence   16.67% 13.11% 85.00% 85.00% 49.95%

Weather Forecast Accuracy Data Last Year (2023)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Microsoft   78.38% 74.55% 86.65% 86.65% 81.56%
The Weather Channel   76.62% 75.34% 85.66% 85.66% 80.82%
Foreca/Vaisala   73.97% 69.77% 86.58% 86.58% 79.22%
AccuWeather   75.36% 73.96% 81.90% 81.61% 78.21%
AerisWeather   73.52% 70.32% 82.37% 82.28% 77.12%
NWS Digital Forecast   73.96% 70.16% 76.35% 76.35% 74.20%
Weatherbit   68.17% 67.07% 78.04% 78.32% 72.90%
Wetter   59.00% 51.51% 79.82% 78.26% 67.15%
Pirate Weather   58.97% 35.81% 81.96% 81.96% 64.67%
OpenWeather   52.24% 41.19% 79.18% 79.18% 62.95%
World Weather Online   44.70% 52.24% 75.07% 75.07% 61.77%
Persistence   28.61% 28.41% 58.46% 58.46% 43.48%

If this data feeds your inner weather geek, you'll probably be interested in the amazing amount of weather data available from ForecastWatch. Likewise, if you're looking to assess your own forecasting accuracy or would like to make more informed decisions about a weather provider you're considering or already use, we can provide data to help you.

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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