5-day weather forecast for Greene, Iowa

Weather forecast accuracy details for Waterloo, 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.

Click on the headers to sort by that column.
Weather Forecast Accuracy Data Last Month
Provider High Temp Low Temp Icon Precip Text Precip Overall
NWS Digital Forecast   85.39% 78.89% 69.66% 69.66% 75.90%
AccuWeather   82.22% 71.11% 73.33% 73.33% 75.00%
Dark Sky (forecast.io)   75.56% 70.00% 75.56% 75.56% 74.17%
The Weather Channel   81.11% 67.78% 68.89% 68.89% 71.67%
Weather Underground   81.11% 67.78% 68.89% 68.89% 71.67%
Foreca   77.53% 70.45% 61.80% 61.80% 67.89%
MeteoGroup   76.67% 72.22% 60.00% 60.00% 67.22%
World Weather Online   74.44% 45.56% 68.89% 68.89% 64.44%
Persistence   34.44% 41.11% 44.44% 44.44% 41.11%
Weather Forecast Accuracy Data Last Year
Provider High Temp Low Temp Icon Precip Text Precip Overall
Weather Underground   68.66% 65.43% 82.15% 82.15% 74.60%
The Weather Channel   69.04% 65.34% 81.96% 81.96% 74.57%
MeteoGroup   66.29% 67.33% 81.10% 81.39% 74.03%
AccuWeather   67.36% 65.46% 81.26% 81.35% 73.86%
Foreca   67.49% 62.04% 82.13% 82.13% 73.45%
Dark Sky (forecast.io)   60.87% 55.27% 78.44% 78.44% 68.26%
NWS Digital Forecast   65.47% 60.83% 72.92% 72.92% 68.04%
World Weather Online   61.15% 33.88% 79.04% 79.04% 63.28%
Persistence   27.78% 24.74% 58.78% 58.78% 42.52%
 
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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 white paper.

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