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 Point Forecast: Mount St Helens WA
 46.2N 122.18W (Elev. 5997 ft)
Last Update: 6:03 am PDT Apr 19, 2021
Tabular Forecast
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Weather ElementsWeather/PrecipitationFire 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
Lightning Activity Level
Trans. Wind  

48-Hour Period Starting:       Back 2 Days  

Date04/1904/20
Hour (PDT)060708091011121314151617181920212223000102030405
Temperature (°F)323539444750535557596161605855514846454442383330
Dewpoint (°F)202528292724242526232118283843434038373634292319
Wind Chill (°F)2529354146474843424240352922
Surface Wind (mph)878667885522331115555558
Wind DirSSESSSESSESESSESSESSESSWSSENENEENEENEENEENENNNNNWNNWNNWNNE
Gust
Sky Cover (%)0221812172329385158656164736356442925152027
Precipitation Potential (%)000000000000122333444347
Relative Humidity (%)606665574636323129252119304865737574737371696763
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date04/21
Hour (PDT)060708091011121314151617181920212223000102030405
Temperature (°F)303234373941434546464747484847454240404140373432
Dewpoint (°F)181818181819202225272930323231292726282930272422
Wind Chill (°F)232527303337394143444544454542393536363638353126
Surface Wind (mph)889997775557771313137773336
Wind DirNNENNENENENEENEENEENEWNWWNWWNWNWNWNWNNWNNWNNWNNENNENNEWWWNNE
Gust202020
Sky Cover (%)27272727272525252525251515151212128889996
Precipitation Potential (%)777775555551111110000000
Relative Humidity (%)595550464240404143464952535454545557606366676767
Rain------------------------------------------------
Thunder------------------------------------------------
Snow------------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

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