Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

Seattle, Seattle-Tacoma International Airport (KSEA)

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

Overcast

36°F

2°C

Humidity 78%
Wind Speed ESE 5 MPH
Barometer 30.44 in (1030.82 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 15 Mar 03:53 AM PDT
Extended Forecast for

5 Miles SSE Vashon WA

  • Today

    Today: Rain, mainly after 5pm.  High near 47. Light and variable wind.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Mostly Cloudy
    then Rain

  • Tonight

    Tonight: Rain, mainly before 9pm.  Low around 42. South southwest wind 3 to 6 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain

  • Monday

    Monday: Rain.  High near 56. South southwest wind 7 to 10 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Rain

  • Monday Night

    Monday Night: Rain likely, mainly after 11pm.  Cloudy, with a low around 48. South southwest wind around 10 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain.  High near 54. South southwest wind around 11 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 51. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 51 °F

    Rain

  • Wednesday

    Wednesday: Rain.  High near 56. Chance of precipitation is 100%.

    High: 56 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Cloudy, with a low around 51.

    Low: 51 °F

    Rain

  • Thursday

    Thursday: Rain.  Cloudy, with a high near 57.

    High: 57 °F

    Rain

Detailed Forecast

Today
Rain, mainly after 5pm. High near 47. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 9pm. Low around 42. South southwest wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain. High near 56. South southwest wind 7 to 10 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain likely, mainly after 11pm. Cloudy, with a low around 48. South southwest wind around 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 54. South southwest wind around 11 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 51. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain. High near 56. Chance of precipitation is 100%.
Wednesday Night
Rain. Cloudy, with a low around 51.
Thursday
Rain. Cloudy, with a high near 57.
Thursday Night
Rain likely. Mostly cloudy, with a low around 50.
Friday
Rain likely. Mostly cloudy, with a high near 59.
Friday Night
A chance of rain. Mostly cloudy, with a low around 47.
Saturday
A chance of rain. Mostly cloudy, with a high near 60.
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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 Mar 15, 2026
4am PDT Mar 15, 2026-6pm PDT Mar 21, 2026
 
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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