Severe Weather and Flooding Threats for the Central U.S.; Dangerous Heat in the Southern and Western U.S.

Severe weather and flooding threats will continue for portions of the central U.S. over the next couple of days, with multiple rounds of thunderstorms expected. Dangerous heat will persist across the southern and western U.S. through mid-week. Hot and dry conditions will fuel fire weather concerns for the Intermountain West, where dry thunderstorms may spark additional wildfires. Read More >

Hazardous Weather Conditions

Current conditions at

Boeing Field - King County International Airport (KBFI)

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

Clear

88°F

31°C

Humidity 29%
Wind Speed WSW 6 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 24 Jun 04:10 PM PDT
Extended Forecast for

Mercer Island WASimilar City Names

Heat Advisory June 24, 04:45pm until June 24, 11:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory June 24, 04:45pm until June 24, 11:00pm

    NOW until 11:00pm Wed

    Heat Advisory

  • Tonight

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Cloudy, with a high near 71. Southwest wind around 7 mph.

    High: 71 °F

    Cloudy

  • Thursday Night

    Thursday Night: Rain, mainly after 3am.  Low around 55. South wind around 7 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 55 °F

    Chance Rain
    then Rain

  • Friday

    Friday: Rain before 2pm, then showers and possibly a thunderstorm after 2pm.  High near 65. South southwest wind 7 to 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers

  • Friday Night

    Friday Night: Rain.  Low around 52. Southwest wind 9 to 11 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 52 °F

    Rain

  • Saturday

    Saturday: Rain likely, mainly before 11am.  Mostly cloudy, with a high near 65. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Rain Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly before 11pm.  Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance Rain

  • Sunday

    Sunday: Mostly cloudy, with a high near 67.

    High: 67 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 58. Northwest wind around 6 mph becoming light and variable.
Thursday
Cloudy, with a high near 71. Southwest wind around 7 mph.
Thursday Night
Rain, mainly after 3am. Low around 55. South wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain before 2pm, then showers and possibly a thunderstorm after 2pm. High near 65. South southwest wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Rain. Low around 52. Southwest wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 65. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 54.
Sunday
Mostly cloudy, with a high near 67.
Sunday Night
Mostly cloudy, with a low around 55.
Monday
Mostly cloudy, with a high near 68.
Monday Night
Mostly cloudy, with a low around 55.
Tuesday
Mostly cloudy, with a high near 68.
Tuesday Night
Mostly cloudy, with a low around 53.
Wednesday
A slight chance of rain. Mostly cloudy, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Mercer Island WASimilar City Names
 47.58°N 122.22°W (Elev. 118 ft)
11:26 am PDT Jun 24, 2026
4pm PDT Jun 24, 2026-6pm PDT Jul 1, 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