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 Point Forecast: Mount St Helens WA
 46.18N 122.18W (Elev. 1891 m)
Last Update: 12:41 pm PDT Apr 21, 2024
Tabular Forecast
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Weather ElementsWeather/PrecipitationFire 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
Lightning Activity Level
Trans. Wind  

48-Hour Period Starting:       Back 2 Days  

Date04/2104/22
Hour (PDT)131415161718192021222300010203040506070809101112
Temperature (°C)-2-2-2-2-2-2-1-2-3-4-4-4-4-4-4-4-4-4-3-2-1123
Dewpoint (°C)-6-5-5-5-5-5-4-6-7-7-7-8-9-11-11-11-13-12-12-12-11-9-8-7
Wind Chill (°C)-7-6-7-7-7-8-7-8-9-10-9-9-10-11-11-10-10-10-8-5-4-3-10
Surface Wind (mph)101111141313131311898788876666666
Wind DirWNWWNWNWNWNWNWNWNWNWNWNWNWNNWNNWNNWNNWNNWNNNNNENEENE
Gust
Sky Cover (%)6760515243434120222614141364677744455
Precipitation Potential (%)5140231734321110000100000000
Relative Humidity (%)797978787982797976767775685960585257534749494847
Rain------------------------------------------------
Thunder------------------------------------------------
SnowChcChcSChcSChc----------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date04/23
Hour (PDT)131415161718192021222300010203040506070809101112
Temperature (°C)456665433322211111224577
Dewpoint (°C)-7-6-6-6-5-4-4-4-5-7-8-9-10-11-12-13-14-13-12-11-9-9-8-8
Wind Chill (°C)23344320-1-1-1-2-2-3-3-4-4-3-3-2-1134
Surface Wind (mph)666677788810101010101099910101099
Wind DirEEEEEEEEEEEEEESEESEESEESEESEESESESESESS
Gust
Sky Cover (%)52020204040404646465757576262626767676464644444
Precipitation Potential (%)000000000000000011111144
Relative Humidity (%)474645444549545755514644424037343334363837343334
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

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