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Heavy Rain in the Appalachians and Central Gulf Coast; Heat Continues in the West; Monitoring the Tropics

Heavy to excessive rainfall over the southern Appalachians and portions of the central Gulf Coast may bring areas of flooding today. Hot temperatures are in place through today across much of the western U.S. and New England. Tropical Storm Erin is forecast to become a Major Hurricane this weekend as it moves across the central Atlantic Ocean. Monitor future forecasts for any East Coast impacts. Read More >

Hazardous Weather Conditions

Current conditions at

Chief Joseph Dam (CJDW)

Lat: 47.99083°NLon: 119.63556°WElev: 996.0ft.

NA

92°F

33°C

Humidity 24%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Heat Index89°F (32°C)
Last update 12 Aug 01:00 PM PDT
Extended Forecast for

Brewster WA

Fire Weather Watch August 13, 11:00am until August 13, 11:00pm
Heat Advisory August 12, 01:49pm until August 12, 08:00pm
Click here for hazard details and duration
Fire Weather Watch
Heat Advisory
  •  
    Heat Advisory August 12, 01:49pm until August 12, 08:00pm

    NOW until 8:00pm Tue

    Heat Advisory

  • This Afternoon

    High: 101 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 69. Southwest wind 6 to 9 mph, with gusts as high as 18 mph.

    Low: 69 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. Southwest wind 6 to 15 mph, with gusts as high as 26 mph.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 65. Northwest wind 9 to 17 mph, with gusts as high as 30 mph.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 87. West wind 5 to 7 mph becoming south in the afternoon.

    High: 87 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

  • Friday

    Friday: A 40 percent chance of showers. Mostly cloudy, with a high near 79.

    High: 79 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 63.

    Low: 63 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny and hot, with a high near 101. Southeast wind around 7 mph becoming south.
Tonight
Mostly clear, with a low around 69. Southwest wind 6 to 9 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 94. Southwest wind 6 to 15 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly clear, with a low around 65. Northwest wind 9 to 17 mph, with gusts as high as 30 mph.
Thursday
Mostly sunny, with a high near 87. West wind 5 to 7 mph becoming south in the afternoon.
Thursday Night
Mostly cloudy, with a low around 66.
Friday
A 40 percent chance of showers. Mostly cloudy, with a high near 79.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 63.
Saturday
A 50 percent chance of showers. Partly sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Brewster WA
 48.08°N 119.79°W (Elev. 1283 ft)
Last Update:
10:37 am PDT Aug 12, 2025
Forecast Valid:
1pm PDT Aug 12, 2025-6pm PDT Aug 18, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation