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

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 >

Current conditions at

EW6690 Maple Valley (E6690)

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

NA

51°F

11°C

Humidity 64%
Wind Speed NW 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 39°F (4°C)
Visibility NA
Last update 21 Mar 03:41 PM PDT
Extended Forecast for

Issaquah WA

  • Tonight

    Tonight: Partly cloudy, with a low around 38. Calm wind becoming south around 5 mph after midnight.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 54. Light and variable wind.

    High: 54 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 35. Light north northeast wind.

    Low: 35 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 54. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 54 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of rain after 11pm. Cloudy, with a low around 43. North northwest wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain. High near 55. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 55 °F

    Rain

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 11pm, then rain likely after 11pm. Low around 40. Chance of precipitation is 90%.

    Low: 40 °F

    Showers then
    Rain Likely

  • Wednesday

    Wednesday: Rain. Mostly cloudy, with a high near 52.

    High: 52 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Rain Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 38. Calm wind becoming south around 5 mph after midnight.
Sunday
Partly sunny, with a high near 54. Light and variable wind.
Sunday Night
Mostly cloudy, with a low around 35. Light north northeast wind.
Monday
Partly sunny, with a high near 54. Calm wind becoming north northwest around 5 mph in the afternoon.
Monday Night
A 40 percent chance of rain after 11pm. Cloudy, with a low around 43. North northwest wind around 5 mph becoming calm in the evening.
Tuesday
Rain. High near 55. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and possibly a thunderstorm before 11pm, then rain likely after 11pm. Low around 40. Chance of precipitation is 90%.
Wednesday
Rain. Mostly cloudy, with a high near 52.
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 54.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 35.
Friday
A slight chance of rain. Mostly sunny, with a high near 58.
Friday Night
Partly cloudy, with a low around 38.
Saturday
A slight chance of rain. Mostly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Issaquah WA
 47.54°N 122.05°W (Elev. 200 ft)
Last Update:
2:01 pm PDT Mar 21, 2026
Forecast Valid:
3pm PDT Mar 21, 2026-6pm PDT Mar 28, 2026
 
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Additional Resources

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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