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 Point Forecast: Mount St Helens WA
 46.18N 122.18W (Elev. 1891 m)
Last Update: 11:40 pm PST Mar 3, 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  

Date03/0303/04
Hour (PST)230001020304050607080910111213141516171819202122
Temperature (°C)-9-9-9-9-9-9-9-9-9-9-8-8-8-8-8-7-7-7-7-7-8-9-9-9
Dewpoint (°C)-10-10-11-11-11-11-11-11-11-11-11-11-9-9-9-8-8-9-10-10-11-11-11-11
Wind Chill (°C)-19-18-19-18-18-17-17-17-17-17-16-16-16-15-15-14-14-14-14-13-13-13-13-12
Surface Wind (mph)2020201717141414131414131414131313111086553
Wind DirWWWWWWWWWWSWWSWWSWSWSWSSWSSWSWSWSWSWSWSWNNWWNW
Gust
Sky Cover (%)949491929190929289888994949494949487878782828271
Precipitation Potential (%)858371735565685560595591919191919172727272727257
Relative Humidity (%)949290898888899190888584868990899183818283818887
Rain------------------------------------------------
Thunder------------------------------------------------
SnowOcnlOcnlLklyLklyLklyLklyLklyLklyLklyLklyLklyOcnlOcnlOcnlOcnlOcnlOcnlLklyLklyLklyLklyLklyLklyLkly
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date03/05
Hour (PST)230001020304050607080910111213141516171819202122
Temperature (°C)-9-9-10-10-10-10-10-10-10-8-7-6-5-5-5-5-5-5-6-7-8-9-10-11
Dewpoint (°C)-11-12-12-12-12-13-13-13-13-12-11-9-9-9-9-9-9-9-10-11-12-12-12-13
Wind Chill (°C)-12-13-14-14-14-14-14-14-14-12-11-8-8-8-9-9-9-9-10-12-14-16-17-17
Surface Wind (mph)335555555553336666669999
Wind DirWNWWNWNNNNNWNNWNNWWWWWSWWSWWSWWWWWNWWNWWNWWNWWNWWNWNW
Gust
Sky Cover (%)717171717158585847474748484848484824242430303039
Precipitation Potential (%)57575757571818181818182424242424241111111111117
Relative Humidity (%)868483828281807875727474747575737271737578808283
Rain------------------------------------------------
Thunder------------------------------------------------
SnowLklyLklyLklyLklyLklySChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChc--------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

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