National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

EW6690 Maple Valley (E6690)

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

NA

70°F

21°C

Humidity 73%
Wind Speed ENE 0 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 61°F (16°C)
Visibility NA
Last update 22 Aug 05:24 PM PDT
Extended Forecast for

Issaquah WA

  • Tonight

    Tonight: A 20 percent chance of rain after 2am. Increasing clouds, with a low around 59. Light and variable wind.

    Low: 59 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: A slight chance of rain between 7am and 8am. Partly sunny, with a high near 78. Light and variable wind. Chance of precipitation is 20%.

    High: 78 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 82. North northwest wind 3 to 7 mph.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. North northwest wind around 6 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after 11pm. Partly cloudy, with a low around 59.

    Low: 59 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 11pm. Partly cloudy, with a low around 57.

    Low: 57 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
A 20 percent chance of rain after 2am. Increasing clouds, with a low around 59. Light and variable wind.
Sunday
A slight chance of rain between 7am and 8am. Partly sunny, with a high near 78. Light and variable wind. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 55. Calm wind.
Monday
Sunny, with a high near 82. North northwest wind 3 to 7 mph.
Monday Night
Mostly clear, with a low around 58. North northwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 88.
Tuesday Night
A 20 percent chance of rain after 11pm. Partly cloudy, with a low around 59.
Wednesday
Partly sunny, with a high near 78.
Wednesday Night
A slight chance of rain after 11pm. Partly cloudy, with a low around 57.
Thursday
A slight chance of rain. Partly sunny, with a high near 76.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Mostly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Partly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Issaquah WA
 47.54°N 122.05°W (Elev. 200 ft)
Last Update:
11:26 am PDT Aug 22, 2026
Forecast Valid:
5pm PDT Aug 22, 2026-6pm PDT Aug 29, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation