5-day weather forecast for Walthill, Nebraska

Weather forecast accuracy details for Sioux City, 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
MeteoGroup   53.33% 57.78% 95.56% 95.56% 75.56%
Weather Underground   58.89% 57.78% 91.11% 91.11% 74.72%
The Weather Channel   56.67% 55.56% 86.67% 86.67% 71.39%
Foreca   46.67% 56.67% 86.67% 86.67% 69.17%
AccuWeather   43.33% 50.00% 87.78% 87.78% 67.22%
WeatherBug   37.78% 50.00% 86.67% 86.67% 65.28%
CustomWeather   42.22% 38.89% 83.33% 83.33% 61.94%
National Weather Service   48.89% 47.78% 75.56% 75.56% 61.94%
Dark Sky (forecast.io)   33.33% 50.00% 82.22% 82.22% 61.94%
Persistence   17.24% 29.89% 72.41% 72.41% 47.99%
Weather Forecast Accuracy Data Last Year
Provider High Temp Low Temp Icon Precip Text Precip Overall
MeteoGroup   57.68% 66.18% 79.32% 79.52% 70.68%
WeatherBug   56.04% 59.24% 80.02% 80.02% 68.83%
The Weather Channel   58.16% 61.16% 77.68% 77.68% 68.67%
National Weather Service   58.58% 61.89% 76.71% 76.32% 68.37%
Foreca   56.52% 56.14% 78.94% 78.94% 67.63%
AccuWeather   54.59% 58.36% 77.97% 77.20% 67.03%
Weather Underground   53.82% 55.46% 79.61% 76.71% 66.40%
CustomWeather   55.46% 53.24% 73.91% 73.91% 64.13%
Persistence   29.39% 24.92% 60.10% 60.10% 43.63%
 
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.

Please contact us with whatever custome needs you may have. We would love to help!