National Weather Service United States Department of Commerce

Developing storm will spread rain across eastern U.S.; thunderstorms in the Southeast

A storm system developing in the South will move up the Mississippi River Valley on Sunday bringing rainfall to much of the eastern U.S., along with thunderstorms in the southeastern states. Some of the thunderstorms in the Southeast could produce large hail, damaging wind and heavy rain.
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Current Conditions

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7 Miles ESE Cascade Locks OR

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Overnight

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

Low: 33 °F

Sunday

Rain/Snow Chance for Measurable Precipitation 90%

Rain/Snow

High: 37 °F

Sunday
Night

Rain/Snow Likely Chance for Measurable Precipitation 70%

Rain/Snow
Likely

Low: 34 °F

Monday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 43 °F

Monday
Night

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

Low: 36 °F

Tuesday

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

High: 48 °F

Tuesday
Night

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

Low: 39 °F

Wednesday

Slight Chance Rain

Slight Chc
Rain

High: 44 °F

Wednesday
Night

Chance Rain

Chance
Rain

Low: 35 °F

Detailed Forecast

  • Overnight Scattered snow. Mostly cloudy, with a low around 33. West wind around 16 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of around an inch possible.
  • Sunday Snow before 4pm, then rain and snow showers likely. High near 37. West southwest wind 16 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
  • Sunday Night Rain and snow showers likely, mainly before 10pm. Mostly cloudy, with a low around 34. West wind 11 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
  • Monday A 20 percent chance of rain. Mostly cloudy, with a high near 43. South southwest wind around 8 mph.
  • Monday Night A 50 percent chance of rain. Mostly cloudy, with a low around 36. West southwest wind 9 to 16 mph, with gusts as high as 25 mph. New precipitation amounts between a quarter and half of an inch possible.
  • Tuesday A 50 percent chance of showers. Mostly cloudy, with a high near 48.
  • Tuesday Night A 20 percent chance of rain. Mostly cloudy, with a low around 39.
  • Wednesday A slight chance of rain. Mostly cloudy, with a high near 44.
  • Wednesday Night A chance of rain. Mostly cloudy, with a low around 35.
  • Thanksgiving Day A slight chance of rain. Mostly cloudy, with a high near 41.
  • Thursday Night A chance of rain. Mostly cloudy, with a low around 31.
  • Friday A chance of rain. Mostly cloudy, with a high near 37.
  • Friday Night A chance of rain. Cloudy, with a low around 31.
  • Saturday Rain likely. Cloudy, with a high near 39.