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

45°F

7°C

Humidity 62%
Wind Speed W 5 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 21 Mar 11:53 AM PDT
Extended Forecast for

Bellingham WA

  • This Afternoon

    This Afternoon: Sunny, with a high near 50. South southwest wind 3 to 6 mph.

    High: 50 °F

    Sunny

  • Tonight

    Tonight: A 50 percent chance of rain, mainly between midnight and 4am. Increasing clouds, with a low around 38. South southeast wind 5 to 8 mph.

    Low: 38 °F

    Mostly Clear
    then Chance
    Rain

  • Sunday

    Sunday: A 50 percent chance of rain, mainly before 11am. Partly sunny, with a high near 51. South southeast wind 5 to 8 mph becoming southwest in the afternoon.

    High: 51 °F

    Chance Rain
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 35. Light and variable wind.

    Low: 35 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 52. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 52 °F

    Partly Sunny

  • Monday Night

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

    Low: 40 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain. High near 54. Chance of precipitation is 100%.

    High: 54 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Cloudy, with a low around 41.

    Low: 41 °F

    Rain

  • Wednesday

    Wednesday: Rain. Cloudy, with a high near 53.

    High: 53 °F

    Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 50. South southwest wind 3 to 6 mph.
Tonight
A 50 percent chance of rain, mainly between midnight and 4am. Increasing clouds, with a low around 38. South southeast wind 5 to 8 mph.
Sunday
A 50 percent chance of rain, mainly before 11am. Partly sunny, with a high near 51. South southeast wind 5 to 8 mph becoming southwest in the afternoon.
Sunday Night
Mostly cloudy, with a low around 35. Light and variable wind.
Monday
Partly sunny, with a high near 52. Calm wind becoming west northwest around 5 mph in the afternoon.
Monday Night
A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 40.
Tuesday
Rain. High near 54. Chance of precipitation is 100%.
Tuesday Night
Rain. Cloudy, with a low around 41.
Wednesday
Rain. Cloudy, with a high near 53.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 38.
Thursday
A chance of rain. Partly sunny, with a high near 52.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 37.
Friday
A chance of rain. Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bellingham WA
 48.74°N 122.48°W (Elev. 407 ft)
Last Update:
11:25 am PDT Mar 21, 2026
Forecast Valid:
12pm 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