Point Forecast: 4 Miles SW Mount St Helens WA
 46.15N 122.23W (Elev. 1017 m)
Last Update: 4:46 pm PDT Jul 14, 2025
Tabular Forecast
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Weather ElementsWeather/PrecipitationFire Weather
Temperature (°C)
Dewpoint (°C)
Heat Index (°C)

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)171819202122230001020304050607080910111213141516
Temperature (°C)181717151413131313131313131213141619212324242524
Dewpoint (°C)1211118777777666678811111313121312
Heat Index (°C)24242524
Surface Wind (mph)11111110108666666655322235566
Wind DirNWNWNNWNNWNNNNNNENNENNENNENENENEENESSSSSSSWESESE
Gust
Sky Cover (%)6912161315141318119810161042221118181513
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)656668646468666868676564626366666158545350484947
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/16
Hour (PDT)171819202122230001020304050607080910111213141516
Temperature (°C)242322211919191818181717171717181922232426272626
Dewpoint (°C)1212119887765443456789910101111
Heat Index (°C)242426272626
Surface Wind (mph)666666777999999666333555
Wind DirEEENNENNENNEENEENEENEENEENEENEENEENEENEEEESSESSESSEWWW
Gust
Sky Cover (%)141414131313555222333555333444
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)474747474747474644434242414344464443413937353739
Rain------------------------------------------------
Thunder------------------------------------------------

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