Point Forecast: Great Falls International Airport MT
 47.46N 111.4W (Elev. 3599 ft)
Last Update: 2:29 pm MDT Jul 13, 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  

Date07/1307/14
Hour (MDT)181920212223000102030405060708091011121314151617
Temperature (°F)908886797572706865636261596368727983868788918888
Dewpoint (°F)414244444646454746464646464848484949484849524949
Heat Index (°F)86858379757981848585888685
Surface Wind (mph)101098888888888910101314141516182021
Wind DirNNNNEENEESESSWSWWSWSWSWWSWSWSWSWSWWSWWSWWWWWNWWNWNNWN
Gust1820222426282930
Sky Cover (%)3234161618281261596679103367711133138
Precipitation Potential (%)9109991121111122222255481114
Relative Humidity (%)182023293640414750545758615748423531272626262627
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/15
Hour (MDT)181920212223000102030405060708091011121314151617
Temperature (°F)868075686462605857565555545352525252535354555454
Dewpoint (°F)505052545352535353525251515049494949494949494847
Heat Index (°F)848075
Surface Wind (mph)212122222221181818181818181818202020202020212121
Wind DirNNNNNNNENNENNENNENNENNENNENNENNENNENNENNENNENNENNENNENENENE
Gust303031323232292929262626262626292929303030323232
Sky Cover (%)838383838485100100100100100100100100100100100100100100100100100100
Precipitation Potential (%)606060606060878787878787919191919191797979797979
Relative Humidity (%)293545616871778285878889899090908988878583817978
RainLklyLklyLklyLklyLklyLklyOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnl
ThunderChcChcChcChcChcChcSChcSChcSChc------SChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChc

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