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 >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

Lat: 47.44472°NLon: 122.31361°WElev: 427.0ft.

Clear

66°F

19°C

Humidity 68%
Wind Speed N 0 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 12 Aug 06:35 AM PDT
Extended Forecast for

5 Miles SSE Vashon WA

Heat Advisory August 12, 06:56am until August 12, 10:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 12, 06:56am until August 12, 10:00pm

    NOW until 10:00pm Tue

    Heat Advisory

  • Today

    High: 88 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. North northwest wind 6 to 9 mph becoming west after midnight.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76. South southwest wind 7 to 11 mph.

    High: 76 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58. South wind 9 to 11 mph.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 71. South southwest wind 6 to 8 mph.

    High: 71 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 50 percent chance of rain, mainly after 11pm.  Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance Rain

  • Friday

    Friday: Rain.  High near 65. Chance of precipitation is 80%.

    High: 65 °F

    Rain

  • Friday Night

    Friday Night: Rain.  Cloudy, with a low around 62.

    Low: 62 °F

    Rain

Detailed Forecast

Today
Sunny, with a high near 88. North wind 7 to 13 mph.
Tonight
Mostly clear, with a low around 62. North northwest wind 6 to 9 mph becoming west after midnight.
Wednesday
Mostly sunny, with a high near 76. South southwest wind 7 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 58. South wind 9 to 11 mph.
Thursday
Mostly cloudy, with a high near 71. South southwest wind 6 to 8 mph.
Thursday Night
A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 60.
Friday
Rain. High near 65. Chance of precipitation is 80%.
Friday Night
Rain. Cloudy, with a low around 62.
Saturday
Showers likely. Mostly cloudy, with a high near 69.
Saturday Night
A chance of showers, mainly before 11pm. Mostly cloudy, with a low around 58.
Sunday
A slight chance of showers. Partly sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Partly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Vashon WA
 47.38°N 122.44°W (Elev. 164 ft)
2:25 am PDT Aug 12, 2025
6am PDT Aug 12, 2025-6pm PDT Aug 18, 2025
 
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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