Point Forecast: Great Falls International Airport MT
 47.46N 111.4W (Elev. 3599 ft)
Last Update: 2:13 am MDT Jul 14, 2025
Tabular Forecast
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Weather ElementsFire WeatherAviation Weather
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)

Rain
Thunder
Fog
Mixing Height  
Trans. Wind  
Vent Rate (x1000 mph-ft)
Grassland Fire Danger Index
Ceiling Height
Visibility

48-Hour Period Starting:       Back 2 Days  

Date07/1407/15
Hour (MDT)020304050607080910111213141516171819202122230001
Temperature (°F)666362625964687380828587888988878681777167636159
Dewpoint (°F)454546474447464750494948484949505251525455545454
Heat Index (°F)8081838485868584848077
Surface Wind (mph)8999910101113141415161718212122242424232221
Wind DirWSWWSWSWSWSWSWWSWWSWWWWWWWNWWNWNWNNWNNNNNENNENNENNE
Gust20212324262829303232323737373333
Sky Cover (%)17191113676025914162222335555558080829091
Precipitation Potential (%)21111111113331313133232326969697777
Relative Humidity (%)475255585854454035322926252526283135415466737783
Rain--------------------------------ChcChcChcLklyLklyLklyOcnlOcnl
Thunder--------------------------------ChcChcChcChcChcChcSChcSChc

Date07/16
Hour (MDT)020304050607080910111213141516171819202122230001
Temperature (°F)585756555454545355545455565656555554535252515151
Dewpoint (°F)535352525153525153525152525150494848484848484747
Heat Index (°F)
Surface Wind (mph)202020202121212222232323232424241818181818181515
Wind DirNNENNENNENNENENENNENNENNENNENNENNENNENNENNENNENNENNENNENNENNENNENNENNE
Gust332626263030303131313434343636363030302828282323
Sky Cover (%)979798969798979495939292929292929090909494949191
Precipitation Potential (%)778080808686868686868888888888887272727272725050
Relative Humidity (%)828788899196949493929088858381797981848787878788
RainOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlLklyLklyLklyLklyLklyLklyChcChc
ThunderSChc------SChcSChcSChcSChcSChcSChcChcChcChcChcChcChcChcChcChc----------

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