National Weather Service United States Department of Commerce

The flash flooding threat shifts slightly east on Friday while both coasts and Hawaii continue high surf issues due to tropical systems

The potential for heavy rainfall and flash flooding will shift east on Friday across parts of the Upper Midwest into the eastern Great Lakes. Meanwhile, portions of both the East and West Coasts, as well as Hawaii, will continue to have high surf and rip current potential due to Hurricane Cristobal and Tropical Storm Marie respectively. Caution should be used on area beaches.
Read More...

Current Conditions

En Español

Share |

Mt Rainier WA

7 Day Forecast

For More Weather Information:

Seattle, WA Local Forecast Office

Tonight

Partly Cloudy

Partly
Cloudy

Low: 45 °F

Friday

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

High: 55 °F

Friday
Night

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 36 °F

Saturday

Rain/Snow Likely Chance for Measurable Precipitation 60%

Rain/Snow
Likely

High: 48 °F

Saturday
Night

Chance Rain/Snow Chance for Measurable Precipitation 40%

Chance
Rain/Snow

Low: 37 °F

Sunday

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

High: 42 °F

Sunday
Night

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 37 °F

Labor
Day

Slight Chance Showers

Slight Chc
Showers

High: 47 °F

Monday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 39 °F

Detailed Forecast

  • Tonight Partly cloudy, with a low around 45. Light northwest wind becoming west southwest 13 to 18 mph in the evening.
  • Friday A 30 percent chance of showers. Partly sunny, with a high near 55. Breezy, with a west southwest wind 17 to 22 mph decreasing to 5 to 10 mph.
  • Friday Night A 30 percent chance of showers. Mostly cloudy, with a low around 36. West wind 17 to 20 mph.
  • Saturday Rain showers likely before 11am, then snow showers likely. Mostly cloudy, with a high near 48. Northwest wind 8 to 14 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
  • Saturday Night A chance of rain and snow showers before 11pm, then a chance of rain showers. Mostly cloudy, with a low around 37. Breezy, with a west southwest wind 17 to 22 mph decreasing to 9 to 14 mph in the evening. Chance of precipitation is 40%. Little or no snow accumulation expected.
  • Sunday A 30 percent chance of showers. Mostly cloudy, with a high near 42.
  • Sunday Night A 30 percent chance of showers. Mostly cloudy, with a low around 37.
  • Labor Day A slight chance of showers. Partly sunny, with a high near 47.
  • Monday Night Mostly cloudy, with a low around 39.
  • Tuesday Partly sunny, with a high near 47.
  • Tuesday Night A slight chance of showers. Mostly cloudy, with a low around 41.
  • Wednesday A slight chance of showers. Mostly cloudy, with a high near 47.
  • Wednesday Night A slight chance of showers. Mostly cloudy, with a low around 38.
  • Thursday A slight chance of showers. Partly sunny, with a high near 47.