National Weather Service United States Department of Commerce

A stalled frontal boundary and ample monsoonal moisture will lead to flash flood potential from the Great Basin to the Great Plains tonight and Tuesday

A stalled frontal boundary will set up along the southern and central Rockies for the next couple of days providing focus for showers and thunderstorms. In addition, ample monsoonal moisture will stream in across the southwest bringing enough moisture to introduce a flash flood threat from the Great Basin and Southwest eastward across the central and southern Rockies into the adjacent Plains.
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Current Conditions

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Kelso WA

7 Day Forecast

For More Weather Information:

Portland, OR Local Forecast Office

Tonight

Increasing Clouds

Increasing
Clouds

Low: 58 °F

Tuesday

Decreasing Clouds

Decreasing
Clouds

High: 85 °F

Tuesday
Night

Increasing Clouds

Increasing
Clouds

Low: 58 °F

Wednesday

Decreasing Clouds

Decreasing
Clouds

High: 83 °F

Wednesday
Night

Partly Cloudy

Partly
Cloudy

Low: 57 °F

Thursday

Mostly Sunny

Mostly
Sunny

High: 82 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 57 °F

Friday

Sunny

Sunny

High: 84 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 56 °F

Detailed Forecast

  • Tonight Increasing clouds, with a low around 58. North northwest wind 5 to 10 mph becoming light northwest in the evening.
  • Tuesday Mostly cloudy, then gradually becoming sunny, with a high near 85. Light north northwest wind increasing to 6 to 11 mph in the afternoon. Winds could gust as high as 18 mph.
  • Tuesday Night Increasing clouds, with a low around 58. Northwest wind 6 to 11 mph becoming light in the evening. Winds could gust as high as 18 mph.
  • Wednesday Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind becoming northwest 5 to 7 mph in the afternoon.
  • Wednesday Night Partly cloudy, with a low around 57. Northwest wind 5 to 9 mph.
  • Thursday Mostly sunny, with a high near 82.
  • Thursday Night Partly cloudy, with a low around 57.
  • Friday Sunny, with a high near 84.
  • Friday Night Partly cloudy, with a low around 56.
  • Saturday Mostly sunny, with a high near 87.
  • Saturday Night Partly cloudy, with a low around 56.
  • Sunday Mostly sunny, with a high near 82.
  • Sunday Night Partly cloudy, with a low around 55.
  • Monday Mostly sunny, with a high near 81.