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

55°F

13°C

Humidity 54%
Wind Speed S 6 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 20 Mar 06:15 PM PDT
Extended Forecast for

8 Miles WSW Bellingham International Airport WA

Flood Watch March 20, 06:38pm until March 20, 08:00pm
Click here for hazard details and duration
...
  •  
    Flood Watch March 20, 06:38pm until March 20, 08:00pm

    NOW until 8:00pm Fri

    Flood Watch

  • Tonight

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 48. West wind around 6 mph becoming south in the afternoon.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 39. South wind 6 to 8 mph.

    Low: 39 °F

    Chance Rain

  • Sunday

    Sunday: A 50 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 48. South wind 7 to 10 mph.

    High: 48 °F

    Chance Rain
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37. South southwest wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 49.

    High: 49 °F

    Mostly Cloudy

  • Monday Night

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

    Low: 41 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain. Cloudy, with a high near 51.

    High: 51 °F

    Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. West northwest wind 8 to 11 mph.
Saturday
Sunny, with a high near 48. West wind around 6 mph becoming south in the afternoon.
Saturday Night
A 50 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 39. South wind 6 to 8 mph.
Sunday
A 50 percent chance of rain, mainly before 11am. Mostly cloudy, with a high near 48. South wind 7 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 37. South southwest wind around 5 mph becoming calm in the evening.
Monday
Mostly cloudy, with a high near 49.
Monday Night
A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 41.
Tuesday
Rain. Cloudy, with a high near 51.
Tuesday Night
Rain. Cloudy, with a low around 41.
Wednesday
Rain. Cloudy, with a high near 50.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 38.
Thursday
A chance of rain. Partly sunny, with a high near 49.
Thursday Night
A slight chance of rain. Partly cloudy, with a low around 37.
Friday
A slight chance of rain. Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WSW Bellingham International Airport WA
 48.73°N 122.7°W (Elev. 118 ft)
Last Update:
11:27 am PDT Mar 20, 2026
Forecast Valid:
6pm PDT Mar 20, 2026-6pm PDT Mar 27, 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