National Weather Service United States Department of Commerce

Wet weather continues across Pacific Northwest and New England

Two developing storm systems will continue to bring heavy rain to opposite coasts of the U.S. on Thursday. One system is affecting the Pacific Northwest and northern California while the other affects New England. There is a risk of flash flooding across parts of New England on Thursday where Flash Flood Watches are in effect.
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Hazardous Weather Conditions

Current Conditions

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16 Miles ENE Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Tonight

Heavy Rain Chance for Measurable Precipitation 100%

Heavy
Rain

Low: 37 °F

Thursday

Rain/Snow Chance for Measurable Precipitation 100%

Rain/Snow

High: 37 °F

Thursday
Night

Rain/Snow Chance for Measurable Precipitation 90%

Rain/Snow

Low: 32 °F

Friday

Rain/Snow Likely Chance for Measurable Precipitation 70%

Rain/Snow
Likely

High: 42 °F

Friday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 38 °F

Saturday

Rain Chance for Measurable Precipitation 80%

Rain

High: 44 °F

Saturday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 35 °F

Sunday

Snow Likely

Snow
Likely

High: 38 °F

Sunday
Night

Snow Likely

Snow
Likely

Low: 33 °F

Detailed Forecast

  • Tonight Rain. The rain could be heavy at times. Low around 37. Breezy, with a southwest wind 17 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
  • Thursday Rain showers before 11am, then rain and snow showers. High near 37. Southwest wind 11 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
  • Thursday Night Rain and snow showers, becoming all snow after 11pm. Low around 32. South southwest wind around 11 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
  • Friday A chance of rain and snow before 11am, then rain likely. Mostly cloudy, with a high near 42. Southeast wind around 10 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
  • Friday Night Rain. Low around 38. Southeast wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Saturday Rain. High near 44. Chance of precipitation is 80%.
  • Saturday Night Rain showers. Low around 35. Breezy. Chance of precipitation is 80%.
  • Sunday Snow showers likely. Mostly cloudy, with a high near 38.
  • Sunday Night Snow showers likely. Mostly cloudy, with a low around 33.
  • Monday Snow showers likely. Cloudy, with a high near 38.
  • Monday Night Rain likely. Cloudy, with a low around 37.
  • Tuesday Rain. Cloudy, with a high near 41.
  • Tuesday Night Rain showers likely. Cloudy, with a low around 36.
  • Wednesday Rain and snow likely. Mostly cloudy, with a high near 43.