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

Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Bellingham, Bellingham International Airport (KBLI)

Lat: 48.79911°NLon: 122.54064°WElev: 148.0ft.

Partly Cloudy

55°F

13°C

Humidity 82%
Wind Speed SW 4 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 17 Jun 03:00 AM PDT
Extended Forecast for

Bellingham WA

  • Overnight

    Overnight: Partly cloudy, with a low around 54. Light south wind.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 73. West southwest wind 3 to 6 mph.

    High: 73 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. West wind around 6 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 54. Light south wind.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 73. West southwest wind 3 to 6 mph.
Wednesday Night
Mostly clear, with a low around 54. Calm wind.
Thursday
Sunny, with a high near 79. Calm wind becoming west 5 to 8 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 56. West wind around 6 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 76.
Saturday Night
Clear, with a low around 56.
Sunday
Sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 57.
Monday
Sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bellingham WA
 48.76°N 122.48°W (Elev. 30 ft)
Last Update:
11:26 pm PDT Jun 16, 2026
Forecast Valid:
3am PDT Jun 17, 2026-6pm PDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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