Point Forecast: Lewistown MT
 47.07N 109.43W (Elev. 1188 m)
Last Update: 2:23 pm MDT Jul 14, 2025
Tabular Forecast
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Weather ElementsFire WeatherAviation Weather
Temperature (°C)
Dewpoint (°C)
Heat Index (°C)

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

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

48-Hour Period Starting:       Back 2 Days  

Date07/1407/15
Hour (MDT)192021222300010203040506070809101112131415161718
Temperature (°C)302723211817161413121212111111121212131313131312
Dewpoint (°C)121415151415141413121211111111121212121212111111
Heat Index (°C)2927
Surface Wind (mph)1010101010101099888899101010111113131311
Wind DirNNNENNENENENNENNENNENENENENENEEEENEENEENEENEENEENENENENE
Gust
Sky Cover (%)5757747474787884959793979797979798979810097959394
Precipitation Potential (%)293546375354484865694895959595959595969995928390
Relative Humidity (%)344359727886919610010010099100100100979597949493888889
RainChcChcChcChcChcChcChcChcLklyLklyChcOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnl
ThunderChcChcChcChcChcChcChcChc------------SChcSChcSChcChcChcChcChcChcChcSChc

Date07/16
Hour (MDT)192021222300010203040506070809101112131415161718
Temperature (°C)121211101099998888911111213141617171817
Dewpoint (°C)1110111010999988889999991010999
Heat Index (°C)
Surface Wind (mph)10101010108886666666667779999
Wind DirNENENENENENENENEENEENEENEENEENEENEEEEEEEESEESEESEESE
Gust
Sky Cover (%)949497989897979793939387878770707070707057575744
Precipitation Potential (%)90909090907575757575755252525252523636363636368
Relative Humidity (%)888995100999999100100100100100999794908580756965615960
RainOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlChcChcChcChcChcChcChcChcChcChcChcChc--
ThunderSChcSChc--------------------------------------------

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