Severe Weather and Heavy Rain from the Mid-South to the Mid-Atlantic; Building Heat in the West

Severe thunderstorms may bring damaging winds, a couple of tornadoes, and heavy rain across portions of the Mid-Atlantic into the Mid-South. Severe storms may produce hail across the northern/central High Plains. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Fire weather concerns continue for Interior Alaska and the Four Corners region. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

Lat: 47.54548°NLon: 122.3147°WElev: 20.0ft.

Clear

61°F

16°C

Humidity 77%
Wind Speed N 0 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 22 Jun 07:00 AM PDT
Extended Forecast for

2 Miles NW Mercer Island WA

Heat Advisory June 22, 11:00am until June 24, 11:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Sunny, with a high near 82. Calm wind becoming north northwest 5 to 9 mph in the morning.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 61. North wind 5 to 7 mph becoming calm  after midnight.

    Low: 61 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, then gradual clearing during the afternoon, with a high near 86. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 86 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62. North northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87. Light south wind.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Rain likely, mainly after 11pm.  Mostly cloudy, with a low around 56.

    Low: 56 °F

    Rain Likely

  • Friday

    Friday: Rain.  Mostly cloudy, with a high near 64.

    High: 64 °F

    Rain

Detailed Forecast

Today
Sunny, with a high near 82. Calm wind becoming north northwest 5 to 9 mph in the morning.
Tonight
Increasing clouds, with a low around 61. North wind 5 to 7 mph becoming calm after midnight.
Tuesday
Mostly cloudy, then gradual clearing during the afternoon, with a high near 86. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 62. North northwest wind 5 to 7 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 87. Light south wind.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Partly sunny, with a high near 72.
Thursday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 56.
Friday
Rain. Mostly cloudy, with a high near 64.
Friday Night
Rain. Mostly cloudy, with a low around 54.
Saturday
Rain likely. Mostly cloudy, with a high near 64.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 54.
Sunday
Partly sunny, with a high near 67.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Mercer Island WA
 47.6°N 122.25°W (Elev. 3 ft)
11:26 pm PDT Jun 21, 2026
7am PDT Jun 22, 2026-6pm PDT Jun 28, 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