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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2 Miles WSW Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Overnight

Rain Chance for Measurable Precipitation 90%

Rain

Low: 41 °F

Thursday

Snow Chance for Measurable Precipitation 100%

Snow

High: 42 °F

Thursday
Night

Snow Chance for Measurable Precipitation 90%

Snow

Low: 37 °F

Friday

Rain/Snow Likely Chance for Measurable Precipitation 60%

Rain/Snow
Likely

High: 47 °F

Friday
Night

Rain Chance for Measurable Precipitation 80%

Rain

Low: 43 °F

Saturday

Rain Chance for Measurable Precipitation 80%

Rain

High: 48 °F

Saturday
Night

Rain/Snow Chance for Measurable Precipitation 90%

Rain/Snow

Low: 36 °F

Sunday

Snow

Snow

High: 38 °F

Sunday
Night

Snow Likely

Snow
Likely

Low: 37 °F

Detailed Forecast

  • Overnight Rain showers. Low around 41. Breezy, with a south southwest wind 15 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
  • Thursday Snow showers. Some thunder is also possible. High near 42. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
  • Thursday Night Snow showers. Low around 37. South wind around 10 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
  • Friday A chance of snow before 11am, then rain likely. Mostly cloudy, with a high near 47. Southeast wind 8 to 10 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
  • Friday Night Rain. Low around 43. South wind 16 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
  • Saturday Rain. High near 48. Breezy. Chance of precipitation is 80%.
  • Saturday Night Rain and snow showers. Low around 36. Windy. Chance of precipitation is 90%. Little or no snow accumulation expected.
  • Sunday Snow showers. Mostly cloudy, with a high near 38.
  • Sunday Night Snow showers likely. Mostly cloudy, with a low around 37.
  • Monday Snow showers likely. Cloudy, with a high near 40.
  • Monday Night Rain likely. Cloudy, with a low around 40.
  • Tuesday Rain. Cloudy, with a high near 45.
  • Tuesday Night Rain and snow showers likely. Cloudy, with a low around 40.
  • Wednesday Snow likely. Cloudy, with a high near 44.