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

Bellingham, Bellingham International Airport (KBLI)

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

Clear

44°F

7°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 20 Sep 06:53 AM PDT
Extended Forecast for

9 Miles SW Bellingham International Airport WA

  • Today

    Today: Patchy fog between 10am and 11am. Otherwise, mostly sunny, with a high near 64. Calm wind.

    High: 64 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 64. Light south wind.

    High: 64 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53. South southeast wind 3 to 6 mph.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 61. South southwest wind around 6 mph.

    High: 61 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain before 11am. Partly sunny, with a high near 61.

    High: 61 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 59.

    High: 59 °F

    Mostly Cloudy

Detailed Forecast

Today
Patchy fog between 10am and 11am. Otherwise, mostly sunny, with a high near 64. Calm wind.
Tonight
Mostly cloudy, with a low around 51. Calm wind.
Monday
Partly sunny, with a high near 64. Light south wind.
Monday Night
Partly cloudy, with a low around 53. South southeast wind 3 to 6 mph.
Tuesday
Partly sunny, with a high near 61. South southwest wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
A 20 percent chance of rain before 11am. Partly sunny, with a high near 61.
Wednesday Night
Mostly cloudy, with a low around 51.
Thursday
Mostly cloudy, with a high near 59.
Thursday Night
A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 53.
Friday
A chance of rain. Mostly cloudy, with a high near 58.
Friday Night
A chance of rain. Mostly cloudy, with a low around 50.
Saturday
A slight chance of rain. Mostly sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SW Bellingham International Airport WA
 48.69°N 122.65°W (Elev. 623 ft)
Last Update:
12:25 am PDT Sep 20, 2026
Forecast Valid:
7am PDT Sep 20, 2026-6pm PDT Sep 26, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation