National Weather Service United States Department of Commerce

Unseasonably cold temperatures in the central and eastern U.S. through Wednesday

A powerful cold front has ushered in unseasonably cold temperatures to the central and eastern U.S. for early this week. Freezing temperatures will dive into the Deep South and to the Mid-Atlantic through Wednesday morning. This will be damaging to sensitive vegetation. Numerous Frost Advisories and Freeze Warnings are in effect.
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Current Conditions

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3 Miles E Mount St Helens WA

7 Day Forecast

Portland, OR

NWS Weather Forecast Office

Overnight

Rain Chance for Measurable Precipitation 100%

Rain

Low: 38 °F

Wednesday

Rain Chance for Measurable Precipitation 90%

Rain

High: 45 °F

Wednesday
Night

Rain Likely Chance for Measurable Precipitation 70%

Rain
Likely

Low: 40 °F

Thursday

Showers Chance for Measurable Precipitation 90%

Showers

High: 45 °F

Thursday
Night

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

Low: 36 °F

Friday

Partly Sunny

Partly
Sunny

High: 48 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 37 °F

Saturday

Chance Showers

Chance
Showers

High: 51 °F

Saturday
Night

Chance Showers

Chance
Showers

Low: 36 °F

Detailed Forecast

  • Overnight Rain. Low around 38. West southwest wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
  • Wednesday Rain. High near 45. West southwest wind 5 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
  • Wednesday Night Rain likely. Cloudy, with a low around 40. Southwest wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Thursday Showers. High near 45. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
  • Thursday Night Showers likely, mainly before 11pm. Cloudy, with a low around 36. West wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Friday Partly sunny, with a high near 48.
  • Friday Night Partly cloudy, with a low around 37.
  • Saturday A chance of showers. Mostly cloudy, with a high near 51.
  • Saturday Night A chance of showers. Mostly cloudy, with a low around 36.
  • Sunday Mostly cloudy, with a high near 51.
  • Sunday Night A slight chance of showers. Mostly cloudy, with a low around 36.
  • Monday A chance of showers. Mostly cloudy, with a high near 48.
  • Monday Night A chance of showers. Mostly cloudy, with a low around 35.
  • Tuesday A chance of showers. Mostly cloudy, with a high near 47.

 

Additional Forecasts and Information

Zone Area Forecast for South Washington Cascades, WA