Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

EW6690 Maple Valley (E6690)

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

NA

40°F

4°C

Humidity 91%
Wind Speed NNE 0 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 38°F (3°C)
Visibility NA
Last update 21 Mar 08:10 AM PDT
Extended Forecast for

Issaquah WA

  • Today

    Today: Partly sunny, with a high near 48. North wind 3 to 6 mph.

    High: 48 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 36. Calm wind becoming south around 6 mph after midnight.

    Low: 36 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: A chance of rain and snow before 11am, then a slight chance of rain.  Partly sunny, with a high near 52. South wind around 5 mph becoming light and variable.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 52 °F

    Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 52. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 52 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of rain after 11pm.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain.  High near 53. Chance of precipitation is 100%.

    High: 53 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Mostly cloudy, with a low around 40.

    Low: 40 °F

    Rain

  • Wednesday

    Wednesday: Rain.  Mostly cloudy, with a high near 51.

    High: 51 °F

    Rain

Detailed Forecast

Today
Partly sunny, with a high near 48. North wind 3 to 6 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 36. Calm wind becoming south around 6 mph after midnight.
Sunday
A chance of rain and snow before 11am, then a slight chance of rain. Partly sunny, with a high near 52. South wind around 5 mph becoming light and variable. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
Mostly cloudy, with a low around 36. North northwest wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 52. Calm wind becoming north northwest around 6 mph in the afternoon.
Monday Night
A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 41.
Tuesday
Rain. High near 53. Chance of precipitation is 100%.
Tuesday Night
Rain. Mostly cloudy, with a low around 40.
Wednesday
Rain. Mostly cloudy, with a high near 51.
Wednesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 37.
Thursday
A chance of rain. Partly sunny, with a high near 52.
Thursday Night
A slight chance of rain and snow. Partly cloudy, with a low around 36.
Friday
A slight chance of rain and snow. Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
Issaquah WA
 47.53°N 122.08°W (Elev. 866 ft)
11:27 pm PDT Mar 20, 2026
8am PDT Mar 21, 2026-6pm PDT Mar 27, 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