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 >

Current conditions at

Bellingham, Bellingham International Airport (KBLI)

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

Clear

48°F

9°C

Humidity 53%
Wind Speed S 10 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 21 Mar 07:00 PM PDT
Extended Forecast for

Bellingham International Airport WA

  • Tonight

    Tonight: Rain likely, mainly after 2am. Increasing clouds, with a low around 38. South wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Mostly Clear
    then Rain
    Likely

  • Sunday

    Sunday: A 20 percent chance of rain before 8am. Partly sunny, with a high near 49. South wind around 7 mph.

    High: 49 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33. Southwest wind around 5 mph becoming calm in the evening.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 51. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 51 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of rain after 11pm. Cloudy, with a low around 40. West northwest wind around 6 mph becoming calm in the evening.

    Low: 40 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain. High near 53. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 53 °F

    Rain

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 40. Chance of precipitation is 90%.

    Low: 40 °F

    Showers

  • Wednesday

    Wednesday: Rain. Mostly cloudy, with a high near 50.

    High: 50 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Rain Likely

Detailed Forecast

Tonight
Rain likely, mainly after 2am. Increasing clouds, with a low around 38. South wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A 20 percent chance of rain before 8am. Partly sunny, with a high near 49. South wind around 7 mph.
Sunday Night
Mostly cloudy, with a low around 33. Southwest wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 51. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Monday Night
A 40 percent chance of rain after 11pm. Cloudy, with a low around 40. West northwest wind around 6 mph becoming calm in the evening.
Tuesday
Rain. High near 53. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and possibly a thunderstorm. Low around 40. Chance of precipitation is 90%.
Wednesday
Rain. Mostly cloudy, with a high near 50.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 37.
Thursday
Rain likely, mainly before 11am. Partly sunny, with a high near 51.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 35.
Friday
A slight chance of rain. Mostly sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 36.
Saturday
A slight chance of rain. Mostly sunny, with a high near 56.
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Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bellingham International Airport WA
 48.79°N 122.53°W (Elev. 144 ft)
Last Update:
2:01 pm PDT Mar 21, 2026
Forecast Valid:
7pm PDT Mar 21, 2026-6pm PDT Mar 28, 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