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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Arlington Municipal Airport (KAWO)

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

Clear

67°F

19°C

Humidity 65%
Wind Speed S 5 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 18 Sep 01:56 PM PDT
Extended Forecast for

2 Miles NNE Arlington WASimilar City Names

  • This Afternoon

    This Afternoon: Sunny, with a high near 75. Light southwest wind.

    High: 75 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 50. Light and variable wind.

    Low: 50 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a high near 74. Light and variable wind.

    High: 74 °F

    Gradual
    Clearing

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 49. Light and variable wind.

    Low: 49 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly sunny, with a high near 74. Calm wind becoming west around 5 mph in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 75. Light southwest wind.
Tonight
Increasing clouds, with a low around 50. Light and variable wind.
Saturday
Cloudy through mid morning, then gradual clearing, with a high near 74. Light and variable wind.
Saturday Night
Increasing clouds, with a low around 49. Light and variable wind.
Sunday
Mostly sunny, with a high near 74. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 49.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Partly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Partly sunny, with a high near 68.
Wednesday Night
Mostly cloudy, with a low around 49.
Thursday
Partly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Arlington WASimilar City Names
 48.19°N 122.11°W (Elev. 200 ft)
Last Update:
1:27 pm PDT Sep 18, 2026
Forecast Valid:
2pm PDT Sep 18, 2026-6pm PDT Sep 24, 2026
 
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Additional Resources

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Chance of Precipitation