Weather forecast accuracy details for Fort Smith, Arkansas

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 (January)

Provider High Temp Low Temp Icon Precip Text Precip Overall
The Weather Channel   51.61% 84.95% 90.32% 90.32% 79.30%
Microsoft   60.98% 78.05% 88.16% 89.02% 79.05%
Foreca/Vaisala   58.06% 74.19% 89.25% 89.25% 77.69%
AerisWeather   51.61% 82.80% 86.02% 87.10% 76.88%
NWS Digital Forecast   51.11% 83.33% 84.44% 84.44% 75.83%
AccuWeather   53.41% 70.45% 88.64% 87.50% 75.00%
Weatherbit   44.94% 78.65% 87.64% 87.64% 74.72%
Open-Meteo   39.78% 72.04% 91.40% 91.40% 73.66%
World Weather Online   36.56% 69.89% 88.17% 88.17% 70.70%
Wetter   49.46% 61.29% 82.80% 75.27% 67.20%
OpenWeather   40.86% 33.33% 93.55% 93.55% 65.32%
Pirate Weather   46.24% 27.96% 91.40% 91.40% 64.25%
Persistence   20.51% 31.58% 60.26% 60.26% 43.15%

Weather Forecast Accuracy Data Last Year (2023)

Provider High Temp Low Temp Icon Precip Text Precip Overall
Microsoft   75.12% 83.48% 87.62% 87.62% 83.46%
Foreca/Vaisala   71.69% 84.28% 88.77% 88.77% 83.37%
The Weather Channel   73.20% 81.34% 86.26% 86.26% 81.77%
AerisWeather   73.48% 80.40% 83.57% 83.57% 80.25%
AccuWeather   68.60% 80.24% 82.16% 81.87% 78.22%
Weatherbit   65.28% 74.78% 84.11% 84.11% 77.07%
NWS Digital Forecast   68.18% 76.02% 77.35% 77.35% 74.72%
Wetter   48.77% 61.93% 82.36% 79.94% 68.25%
Pirate Weather   53.81% 44.48% 83.01% 83.01% 66.07%
World Weather Online   48.86% 53.07% 76.07% 76.07% 63.52%
OpenWeather   45.64% 43.66% 78.74% 78.74% 61.69%
Persistence   34.81% 37.53% 64.41% 64.41% 50.29%

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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