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 >

Hazardous Weather Conditions

Current conditions at

EW6690 Maple Valley (E6690)

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

NA

42°F

6°C

Humidity 89%
Wind Speed NW 0 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 39°F (4°C)
Visibility NA
Last update 21 Mar 10:41 AM PDT
Extended Forecast for

5 Miles NE Maple Valley WA

Flood Warning March 21, 10:53am until March 21, 11:00pm
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning March 21, 10:53am until March 21, 11:00pm

    NOW until 11:00pm Sat

    Flood Warning

  • Today

    High: 48 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 34. Light and variable wind.

    Low: 34 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: A 30 percent chance of rain, mainly before 11am. Partly sunny, with a high near 52. Light and variable wind.

    High: 52 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 51. Light and variable wind.

    High: 51 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 39.

    Low: 39 °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 38.

    Low: 38 °F

    Rain

Detailed Forecast

Today
A 20 percent chance of rain after 4pm. Partly sunny, with a high near 48. North northeast wind around 5 mph becoming calm in the morning.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 34. Light and variable wind.
Sunday
A 30 percent chance of rain, mainly before 11am. Partly sunny, with a high near 52. Light and variable wind.
Sunday Night
Mostly cloudy, with a low around 33. Calm wind.
Monday
Partly sunny, with a high near 51. Light and variable wind.
Monday Night
A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 39.
Tuesday
Rain. High near 53. Chance of precipitation is 100%.
Tuesday Night
Rain. Mostly cloudy, with a low around 38.
Wednesday
Rain. Cloudy, with a high near 50.
Wednesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 35.
Thursday
A chance of rain. Partly sunny, with a high near 51.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 33.
Friday
A slight chance of rain and snow. Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NE Maple Valley WA
 47.44°N 121.98°W (Elev. 459 ft)
Last Update:
11:27 pm PDT Mar 20, 2026
Forecast Valid:
10am PDT Mar 21, 2026-6pm PDT Mar 27, 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