Point Forecast: Mount St Helens WA
 46.18N 122.18W (Elev. 6204 ft)
Last Update: 3:41 pm PDT Jul 14, 2025
Tabular Forecast
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Weather ElementsWeather/PrecipitationFire Weather
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)
Rain
Thunder
Fog
Mixing Height  
Trans. Wind  

48-Hour Period Starting:       Back 2 Days  

Date07/1407/15
Hour (PDT)151617181920212223000102030405060708091011121314
Temperature (°F)606159585754525050505050504949495254555859616263
Dewpoint (°F)424341424136343534353535353435343536373941444445
Heat Index (°F)
Surface Wind (mph)1616161616151413101010101010101087665555
Wind DirWNWWNWWNWWNWWNWNWNWNNWNNNNNNNNNNENNENEENEENEEENEENE
Gust23232322222018
Sky Cover (%)76561119161417171913868127112271413
Precipitation Potential (%)000001100110000000000000
Relative Humidity (%)525252565651515655575656565658555251504951545251
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/16
Hour (PDT)151617181920212223000102030405060708091011121314
Temperature (°F)646565656463605957565655555454565860626365666768
Dewpoint (°F)454141414040373634333332313030313334353739404142
Heat Index (°F)
Surface Wind (mph)667778881010101414141414141010106665
Wind DirENEENEENEENEENENNENNENNENENENEEEEEEEESEESEESESSSW
Gust181818
Sky Cover (%)1891212121515156662223332223336
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)504242424242424242424141404039383837373838383939
Rain------------------------------------------------
Thunder------------------------------------------------

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