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

DW2629 Snohomish (D2629)

Lat: 47.93633°NLon: 122.087°WElev: 201.12ft.

NA

41°F

5°C

Humidity 87%
Wind Speed NW 0 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 37°F (3°C)
Visibility NA
Last update 21 Mar 06:30 AM PDT
Extended Forecast for

Sultan WA

Flood Warning March 21, 06:52am until March 21, 02:35pm
Click here for hazard details and duration
Flood Warning
  •  
    Flood Warning March 21, 06:52am until March 21, 02:35pm

    NOW until 2:35pm Sat

    Flood Warning

  • Today

    High: 48 °F

    Chance Rain
    then Mostly
    Sunny

  • Tonight

    Tonight: A slight chance of rain before 10pm, then a slight chance of rain after 4am. Partly cloudy, with a low around 35. Calm wind. Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A 50 percent chance of rain. Partly sunny, with a high near 52. Calm wind.

    High: 52 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 53. Calm wind.

    High: 53 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Tuesday

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

    High: 53 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Cloudy, with a low around 39.

    Low: 39 °F

    Rain

Detailed Forecast

Today
A 30 percent chance of rain between 8am and 10am. Mostly cloudy, then gradually becoming sunny, with a high near 48. Light west northwest wind.
Tonight
A slight chance of rain before 10pm, then a slight chance of rain after 4am. Partly cloudy, with a low around 35. Calm wind. Chance of precipitation is 20%.
Sunday
A 50 percent chance of rain. Partly sunny, with a high near 52. Calm wind.
Sunday Night
Mostly cloudy, with a low around 34. Calm wind.
Monday
Partly sunny, with a high near 53. Calm wind.
Monday Night
A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 40.
Tuesday
Rain. High near 53. Chance of precipitation is 100%.
Tuesday Night
Rain. Cloudy, with a low around 39.
Wednesday
Rain. Cloudy, with a high near 51.
Wednesday Night
Rain. Mostly cloudy, with a low around 36.
Thursday
Rain likely. Mostly cloudy, with a high near 51.
Thursday Night
A chance of rain and snow. Partly cloudy, with a low around 34.
Friday
A 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:
Sultan WA
 47.87°N 121.83°W (Elev. 200 ft)
Last Update:
11:27 pm PDT Mar 20, 2026
Forecast Valid:
6am 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