Point Forecast: Lewistown MT
 47.07N 109.43W (Elev. 3898 ft)
Last Update: 3:33 am MDT Jun 19, 2025
Tabular Forecast
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Weather ElementsFire WeatherAviation Weather
Temperature (°F)
Dewpoint (°F)
Wind Chill (°F)

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

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

48-Hour Period Starting:       Back 2 Days  

Date06/1906/20
Hour (MDT)040506070809101112131415161718192021222300010203
Temperature (°F)565455576266697275777879807978767166636059595856
Dewpoint (°F)484646485049424242434142434344464849494950484847
Wind Chill (°F)
Surface Wind (mph)3333355559101011117766666666
Wind DirSSSWSWWSWWNWWNWNWNWNNWNNWNNNEENEEENEENEESEESEESESEESEESEESE
Gust1818202020
Sky Cover (%)219244541952471325161967678286938975939278
Precipitation Potential (%)00000000024791150505327142046323529
Relative Humidity (%)737373736653383430292727272829354556626770677071
Rain----------------------------ChcChcChcChc--SChcChcChcChcChc
Thunder----------------------------ChcChcChcSChc--SChc--------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date06/21
Hour (MDT)040506070809101112131415161718192021222300010203
Temperature (°F)555554565962646870747575757370676461595756545352
Dewpoint (°F)464646474849504949505152535353545555545454535251
Wind Chill (°F)
Surface Wind (mph)666667881010101313131111119996666
Wind DirEESEESEESEESEEEESEESEESEESEESEESEESENNNNWNWNWWNWWNWWNWW
Gust202020232323212121
Sky Cover (%)767481837290786279797979797993939393939391919194
Precipitation Potential (%)354038383838383868686868686889898989898979797979
Relative Humidity (%)707173726863585148444344465056637178859093969797
RainChcChcChcChcChcChcChcChcLklyLklyLklyLklyLklyLklyOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnl
Thunder----------------ChcChcChcChcChcChcChcChcChcChcChcChcSChcSChcSChcSChc
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Additional Forecasts and Information
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