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Great Falls, MT
 
 
 Point Forecast: Lewistown MT
 47.07N 109.43W (Elev. 3898 ft)
Last Update: 8:56 am MST Feb 21, 2019
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  
Haines Index
Trans. Wind  
Vent Rate (x1000 mph-ft)
Grassland Fire Danger Index
Ceiling Height
Visibility

48-Hour Period Starting:       Forward 2 Days  

Date02/2102/22
Hour (MST)091011121314151617181920212223000102030405060708
Temperature (°F)9888998742-1-2-3-4-5-5-6-6-6-5-7-5-3-1
Dewpoint (°F)755565430-1-4-5-7-8-9-9-10-10-9-8-10-8-6-4
Wind Chill (°F)-5-6-7-7-5-5-5-7-5-6-11-14-15-16-19-19-20-20-20-19-21-19-17-14
Surface Wind (mph)101011111010995356667777777777
Wind DirWNWWNWNWNWNWWNWWNWWNWWNWWSSSESSESSESSESSESSESSESSESSSSS
Gust
Sky Cover (%)98979393929188847860473224117643210000
Precipitation Potential (%)67513528221513133202220000000000
Relative Humidity (%)908989888785848283868686848282828384858687878888
Rain------------------------------------------------
Thunder------------------------------------------------
SnowLklyChcChcChcSChcSChc------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date02/23
Hour (MST)091011121314151617181920212223000102030405060708
Temperature (°F)5121720212221818161412121213121111121415141414
Dewpoint (°F)281213121110-58765545433581091010
Wind Chill (°F)-71710111110-5742-1-1-2-1-2-3-3-202000
Surface Wind (mph)778891010999910101111111111111111111313
Wind DirSSSWSSWSWSWSWWSWSWSWSWSWSWSWSWSWSWSWSWSWWSWWSWWSWWSWW
Gust1818
Sky Cover (%)0001236912244859544134312623335059565044
Precipitation Potential (%)000000000000000000007777
Relative Humidity (%)868681736761605564677072727170707071737680818282
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

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