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

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 >

Hazardous Weather Conditions

Current conditions at

Bellingham, Bellingham International Airport (KBLI)

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

Overcast

44°F

7°C

Humidity 76%
Wind Speed W 3 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 21 Mar 04:53 AM PDT
Extended Forecast for

8 Miles SW Bellingham International Airport WA

  • Today

    Today: Sunny, with a high near 48. West wind 5 to 9 mph becoming south in the afternoon.

    High: 48 °F

    Sunny

  • Tonight

    Tonight: A 50 percent chance of rain, mainly between midnight and 4am. Increasing clouds, with a low around 40. South southeast wind 6 to 11 mph.

    Low: 40 °F

    Mostly Clear
    then Chance
    Rain

  • Sunday

    Sunday: A 50 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 48. South wind 6 to 11 mph.

    High: 48 °F

    Chance Rain
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37. Light and variable wind.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 47. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 47 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A 40 percent chance of rain after 11pm. Cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain. High near 52. Breezy. Chance of precipitation is 100%.

    High: 52 °F

    Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain. Cloudy, with a low around 42.

    Low: 42 °F

    Rain

  • Wednesday

    Wednesday: Rain. Cloudy, with a high near 50.

    High: 50 °F

    Rain

Detailed Forecast

Today
Sunny, with a high near 48. West wind 5 to 9 mph becoming south in the afternoon.
Tonight
A 50 percent chance of rain, mainly between midnight and 4am. Increasing clouds, with a low around 40. South southeast wind 6 to 11 mph.
Sunday
A 50 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 48. South wind 6 to 11 mph.
Sunday Night
Mostly cloudy, with a low around 37. Light and variable wind.
Monday
Mostly cloudy, with a high near 47. Calm wind becoming west northwest around 5 mph in the afternoon.
Monday Night
A 40 percent chance of rain after 11pm. Cloudy, with a low around 41.
Tuesday
Rain. High near 52. Breezy. Chance of precipitation is 100%.
Tuesday Night
Rain. Cloudy, with a low around 42.
Wednesday
Rain. Cloudy, with a high near 50.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 40.
Thursday
A chance of rain. Partly sunny, with a high near 49.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 39.
Friday
A chance of rain. Partly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SW Bellingham International Airport WA
 48.71°N 122.69°W (Elev. 0 ft)
Last Update:
11:27 pm PDT Mar 20, 2026
Forecast Valid:
5am PDT Mar 21, 2026-6pm PDT Mar 27, 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