Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

EW6690 Maple Valley (E6690)

Lat: 47.442°NLon: 122.01433°WElev: 742.16ft.

NA

78°F

26°C

Humidity 47%
Wind Speed SSW 0 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 56°F (13°C)
Visibility NA
Heat Index79°F (26°C)
Last update 26 Aug 05:25 PM PDT
Extended Forecast for

5 Miles SSE Issaquah WA

  • Tonight

    Tonight: Patchy fog after 5am.  Otherwise, increasing clouds, with a low around 54. Calm wind.

    Low: 54 °F

    Partly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 71. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 71 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Patchy fog after 2am.  Otherwise, increasing clouds, with a low around 53. West southwest wind around 6 mph becoming calm  in the evening.

    Low: 53 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 70. Calm wind.

    High: 70 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Showers likely, mainly after 11pm.  Mostly cloudy, with a low around 51. Light south southwest wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely, mainly before 11am.  Patchy fog between 11am and noon.  Otherwise, mostly cloudy, with a high near 68. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 68 °F

    Showers
    Likely and
    Patchy Fog

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 11pm.  Partly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 70.

    High: 70 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, increasing clouds, with a low around 54. Calm wind.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 71. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Thursday Night
Patchy fog after 2am. Otherwise, increasing clouds, with a low around 53. West southwest wind around 6 mph becoming calm in the evening.
Friday
Patchy fog before 8am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 70. Calm wind.
Friday Night
Showers likely, mainly after 11pm. Mostly cloudy, with a low around 51. Light south southwest wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers likely, mainly before 11am. Patchy fog between 11am and noon. Otherwise, mostly cloudy, with a high near 68. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 49.
Sunday
Partly sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 71.
Monday Night
Mostly cloudy, with a low around 51.
Tuesday
A slight chance of rain. Mostly cloudy, with a high near 69.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 51.
Wednesday
A chance of rain. Mostly cloudy, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Issaquah WA
 47.46°N 121.99°W (Elev. 820 ft)
12:55 pm PDT Aug 26, 2026
5pm PDT Aug 26, 2026-6pm PDT Sep 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database