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Great Falls, MT
 
 
 Point Forecast: Helena MT
 46.61N 111.96W (Elev. 1157 m)
Last Update: 8:11 pm MDT May 16, 2021
Tabular Forecast
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Weather ElementsFire WeatherAviation Weather
Temperature (°C)
Dewpoint (°C)
Wind Chill (°C)

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-m)
Grassland Fire Danger Index
Ceiling Height
Visibility

48-Hour Period Starting:       Back 2 Days  

Date05/1605/17
Hour (MDT)230001020304050607080910111213141516171819202122
Temperature (°C)16141312119989121619222426272828282827242119
Dewpoint (°C)101111212355543311113344
Wind Chill (°C)8879
Surface Wind (mph)555635332223566778988866
Wind DirSWSWSSWSSWSSSWSWSWNENEEEEEESEENENNWNNWNWNWWW
Gust
Sky Cover (%)116459577469811101171114194646465252
Precipitation Potential (%)000000000000000012355555
Relative Humidity (%)363945495356606059544740332723211817181821263237
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date05/18
Hour (MDT)230001020304050607080910111213141516171819202122
Temperature (°C)171615141312111112141618212223242423222119171614
Dewpoint (°C)333333333444444443332211
Wind Chill (°C)
Surface Wind (mph)666655555533399911111115151599
Wind DirWWWWWSWWSWWSWWSWWSWWSWWWWWWWWWWWNWWNWWNWNWNW
Gust
Sky Cover (%)523131313232321818181212122020203535353535353939
Precipitation Potential (%)50000001111111313131313131616161616
Relative Humidity (%)404245485154565654504540343028272727283032353840
Rain--------------------------------------SChcSChcSChcSChcSChc
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

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