National Weather Service United States Department of Commerce

Flash flooding threat continues from the Great Basin across the southern Plains

The wet pattern in place will continue from the Great Basin across the central and southern Rockies into the southern Plains into Wednesday. Ample monsoonal moisture with a frontal boundary in place will allow for shower and thunderstorm development with locally heavy rainfall at times. The heavier showers could lead to flash flooding in some areas, especially urban areas and burn scars.
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Current Conditions

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2 Miles N Mount St Helens WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Overnight

Clear

Clear

Low: 55 °F

Wednesday

Sunny

Sunny

High: 83 °F

Wednesday
Night

Mostly Clear

Mostly
Clear

Low: 55 °F

Thursday

Mostly Sunny

Mostly
Sunny

High: 84 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 53 °F

Friday

Sunny

Sunny

High: 84 °F

Friday
Night

Mostly Clear

Mostly
Clear

Low: 53 °F

Saturday

Sunny

Sunny

High: 84 °F

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 52 °F

Detailed Forecast

  • Overnight Clear, with a low around 55. North wind around 6 mph.
  • Wednesday Sunny, with a high near 83. North northwest wind around 8 mph.
  • Wednesday Night Mostly clear, with a low around 55. North northwest wind 5 to 9 mph becoming south southwest in the evening.
  • Thursday Mostly sunny, with a high near 84. North northeast wind 5 to 8 mph becoming northwest in the morning.
  • Thursday Night Partly cloudy, with a low around 53. North wind 5 to 9 mph.
  • Friday Sunny, with a high near 84.
  • Friday Night Mostly clear, with a low around 53.
  • Saturday Sunny, with a high near 84.
  • Saturday Night Mostly clear, with a low around 52.
  • Sunday Sunny, with a high near 82.
  • Sunday Night Partly cloudy, with a low around 52.
  • Monday Mostly sunny, with a high near 82.
  • Monday Night Mostly clear, with a low around 53.
  • Tuesday Sunny, with a high near 82.