Skip Navigation Linksweather.gov 
NOAA logo - Click to go to the NOAA homepageNational Weather Service Forecast Office NWS logo - Click to go to the NWS homepage
Portland, OR
 
 
 Point Forecast: 3 Miles S Mount St Helens WA
 46.14N 122.2W (Elev. 2956 ft)
Last Update: 7:03 am PST Dec 6, 2021
Tabular Forecast
[hide menu]Get as XML
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  

Date12/0612/07
Hour (PST)070809101112131415161718192021222300010203040506
Temperature (°F)333233333434353434353536363637373738383839393939
Dewpoint (°F)303032313434353434353534343435353536363637373838
Wind Chill (°F)282628272727282728282931313132323233333233333232
Surface Wind (mph)66678898787666677778991010
Wind DirWNWWNWWNWNWWNWWNWWNWWNWWWWWWNWWWWNWWWWNWWWWWW
Gust1818
Sky Cover (%)999999100100100100100100949494939393919191939393929292
Precipitation Potential (%)989898100100100100100100777777777777404040404040414141
Relative Humidity (%)9092959410010010010010010010092939393939393949494949595
RainOcnl--OcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlChcChcChcChcChcChcChcChcChc
Thunder------------------------------------------------
Snow--Ocnl--------------------------------------------
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Date12/08
Hour (PST)070809101112131415161718192021222300010203040506
Temperature (°F)383939404040404040404040404040404040403937363637
Dewpoint (°F)373838394040404040403939383838383838383837363636
Wind Chill (°F)323232343333333333333333333333333333323028282829
Surface Wind (mph)9111091111111010101010111111111111161616111111
Wind DirWWNWWNWWNWWWWWWWWWWWWWSWWSWWSWWWWWSWWSWWSW
Gust21182121211818181818232323232323292929222222
Sky Cover (%)999999929292100100100919191919191919191888888100100100
Precipitation Potential (%)414141404040404040636363636363818181818181999999
Relative Humidity (%)9596969710010010010010010098969494949494949496981009896
RainChcChcChcChcChcChcChcChcChcLklyLklyLklyLklyLklyLklyOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnlOcnl
Thunder------------------------------------------------
Snow------------------------------------------OcnlOcnlOcnl
Freezing Rain------------------------------------------------
Sleet------------------------------------------------

Additional Forecasts and Information
International System of UnitsForecast Discussion
7-Day ForecastHourly Weather Graph
PFM (Forecast Matrix)PFM Decoding Guide
Rainfall ForecastsCurrent River Levels
Weather PlannerMapped Observations
Road ConditionsAvalanche Outlooks
Marine WeatherFire Weather
User Defined Area

Webmaster
NOAA's National Weather Service
Portland, OR
Disclaimer
Credits
Glossary
Privacy Policy
About Us
Career Opportunities