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

Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

Arlington Municipal Airport (KAWO)

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

haze

63°F

17°C

Humidity 82%
Wind Speed NW 9 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 12 Aug 11:15 PM PDT
Extended Forecast for

Arlington WA

  • Tonight

    Tonight: Mostly clear, with a low around 53. Calm wind.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: A 10 percent chance of rain after 5am. Mostly clear, with a low around 56. Light and variable wind.

    Low: 56 °F

    Mostly Clear
    then Slight
    Chance Rain

  • Friday

    Friday: A 20 percent chance of rain before 8am. Sunny, with a high near 82. Light and variable wind.

    High: 82 °F

    Slight Chance
    Rain then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. West wind around 6 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 53. Calm wind.
Thursday
Sunny, with a high near 81. Calm wind becoming west northwest around 5 mph in the afternoon.
Thursday Night
A 10 percent chance of rain after 5am. Mostly clear, with a low around 56. Light and variable wind.
Friday
A 20 percent chance of rain before 8am. Sunny, with a high near 82. Light and variable wind.
Friday Night
Mostly clear, with a low around 55. West wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 54.
Sunday
Partly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 54.
Monday
Partly sunny, with a high near 79.
Monday Night
Mostly cloudy, with a low around 55.
Tuesday
Mostly cloudy, with a high near 77.
Tuesday Night
Mostly cloudy, with a low around 54.
Wednesday
A slight chance of rain. Mostly cloudy, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Arlington WA
 48.19°N 122.11°W (Elev. 200 ft)
Last Update:
11:26 pm PDT Aug 12, 2026
Forecast Valid:
11pm PDT Aug 12, 2026-6pm PDT Aug 19, 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