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.

light rain,mist

54°F

12°C

Humidity 93%
Wind Speed S 11 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 52°F (11°C)
Visibility 5.00 mi
Last update 20 Mar 05:35 AM PDT
Extended Forecast for

Bellingham WA

Flood Watch March 20, 05:45am until March 20, 05:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch March 20, 05:45am until March 20, 05:00pm

    NOW until 5:00pm Fri

    Flood Watch

  • Overnight

    Low: 50 °F

    Rain Likely

  • Friday

    Friday: Rain, mainly before 2pm. High near 57. South southeast wind around 11 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Rain then
    Rain Likely

  • Friday Night

    Friday Night: A 10 percent chance of rain before 7pm. Mostly cloudy, with a low around 40. West southwest wind 5 to 8 mph.

    Low: 40 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 11am. Mostly sunny, with a high near 50. West wind 3 to 7 mph.

    High: 50 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 38. South wind around 8 mph.

    Low: 38 °F

    Chance
    Showers

  • Sunday

    Sunday: Rain likely, mainly before 11am. Mostly cloudy, with a high near 51. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 53.

    High: 53 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Rain likely. Cloudy, with a low around 50. South southeast wind around 11 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain, mainly before 2pm. High near 57. South southeast wind around 11 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A 10 percent chance of rain before 7pm. Mostly cloudy, with a low around 40. West southwest wind 5 to 8 mph.
Saturday
A 30 percent chance of showers, mainly before 11am. Mostly sunny, with a high near 50. West wind 3 to 7 mph.
Saturday Night
A 50 percent chance of showers, mainly after 11pm. Mostly cloudy, with a low around 38. South wind around 8 mph.
Sunday
Rain likely, mainly before 11am. Mostly cloudy, with a high near 51. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 36.
Monday
Mostly cloudy, with a high near 53.
Monday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 41.
Tuesday
Rain. Cloudy, with a high near 53.
Tuesday Night
Rain. Cloudy, with a low around 39.
Wednesday
Rain. Mostly cloudy, with a high near 51.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 37.
Thursday
A chance of rain. Partly sunny, with a high near 53.
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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:
1:53 am PDT Mar 20, 2026
Forecast Valid:
5am PDT Mar 20, 2026-6pm PDT Mar 26, 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