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

Arlington Municipal Airport (KAWO)

Lat: 48.1585°NLon: 122.15909°WElev: 125.0ft.

Overcast

45°F

7°C

Humidity 82%
Wind Speed NNW 6 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 20 Mar 11:56 PM PDT
Extended Forecast for

3 Miles WNW Arlington WA

Flood Watch March 21, 12:26am until March 21, 05:00pm
Flood Warning March 21, 12:26am until March 21, 10:28am
Click here for hazard details and duration
Flood Watch
Flood Warning
  •  
    Flood Watch March 21, 12:26am until March 21, 05:00pm
    Flood Warning March 21, 12:26am until March 21, 10:28am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 37 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 50. West wind 3 to 5 mph.

    High: 50 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly after 4am.  Partly cloudy, with a low around 35. Calm wind becoming east southeast around 5 mph.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Rain

  • Sunday

    Sunday: A chance of rain and snow before 11am, then a slight chance of rain.  Mostly cloudy, with a high near 51. Light and variable wind.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 51 °F

    Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33. Light and variable wind.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of rain after 11pm.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain.  Cloudy, with a high near 54.

    High: 54 °F

    Rain

Detailed Forecast

Overnight
A slight chance of rain before 2am, then a slight chance of rain after 5am. Mostly cloudy, with a low around 37. West northwest wind 3 to 5 mph. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 50. West wind 3 to 5 mph.
Saturday Night
A 30 percent chance of rain, mainly after 4am. Partly cloudy, with a low around 35. Calm wind becoming east southeast around 5 mph.
Sunday
A chance of rain and snow before 11am, then a slight chance of rain. Mostly cloudy, with a high near 51. Light and variable wind. Chance of precipitation is 50%. Little or no snow accumulation expected.
Sunday Night
Mostly cloudy, with a low around 33. Light and variable wind.
Monday
Partly sunny, with a high near 52.
Monday Night
A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 38.
Tuesday
Rain. Cloudy, with a high near 54.
Tuesday Night
Rain. Mostly cloudy, with a low around 39.
Wednesday
Rain. Mostly cloudy, with a high near 52.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 35.
Thursday
A chance of rain. Partly sunny, with a high near 52.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 34.
Friday
A slight chance of rain and snow. Partly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Arlington WA
 48.2°N 122.18°W (Elev. 259 ft)
11:27 pm PDT Mar 20, 2026
12am 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