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Current Conditions

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19 Miles SE Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Tonight

Rain Chance for Measurable Precipitation 100%

Rain

Low: 56 °F

Wednesday

Showers Chance for Measurable Precipitation 90%

Showers

High: 62 °F

Wednesday
Night

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

Low: 47 °F

Thursday

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

High: 63 °F

Thursday
Night

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

Low: 43 °F

Friday

Chance Showers Chance for Measurable Precipitation 40%

Chance
Showers

High: 63 °F

Friday
Night

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 45 °F

Saturday

Chance Showers

Chance
Showers

High: 63 °F

Saturday
Night

Chance Showers

Chance
Showers

Low: 46 °F

Detailed Forecast

  • Tonight Rain. Steady temperature around 56. East southeast wind 8 to 10 mph becoming south in the evening. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
  • Wednesday Showers, mainly before 11am. High near 62. Southwest wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
  • Wednesday Night A 50 percent chance of showers. Cloudy, with a low around 47. Southwest wind 5 to 7 mph becoming calm after midnight. New precipitation amounts of less than a tenth of an inch possible.
  • Thursday Showers likely, mainly before 11am. Mostly cloudy, with a high near 63. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Thursday Night A 40 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 43. West southwest wind around 6 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
  • Friday A 40 percent chance of showers. Partly sunny, with a high near 63.
  • Friday Night A 30 percent chance of showers. Mostly cloudy, with a low around 45.
  • Saturday A chance of showers. Partly sunny, with a high near 63.
  • Saturday Night A chance of showers. Mostly cloudy, with a low around 46.
  • Sunday A chance of showers. Partly sunny, with a high near 66.
  • Sunday Night A chance of rain. Mostly cloudy, with a low around 50.
  • Monday A chance of rain. Mostly cloudy, with a high near 57.
  • Monday Night A chance of rain. Mostly cloudy, with a low around 46.
  • Tuesday A chance of showers. Partly sunny, with a high near 55.