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Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Current conditions at

Burlington/Mount Vernon, Skagit Regional Airport (KBVS)

Lat: 48.47083°NLon: 122.42083°WElev: 144.0ft.

Clear

61°F

16°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 31 Jul 09:55 PM PDT
Extended Forecast for

Mount Vernon WA

  • Tonight

    Tonight: Increasing clouds, with a low around 57. South wind 3 to 5 mph.

    Low: 57 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Rain and possibly a thunderstorm before 1pm, then showers likely and possibly a thunderstorm between 1pm and 2pm, then a chance of rain after 2pm. High near 67. South wind 8 to 13 mph becoming light and variable in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 67 °F

    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly between 2am and 4am. Mostly cloudy, with a low around 53. Light south wind.

    Low: 53 °F

    Chance Rain

  • Sunday

    Sunday: A 20 percent chance of rain before 11am. Mostly sunny, with a high near 70. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 70 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 50. West northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 57. South wind 3 to 5 mph.
Saturday
Rain and possibly a thunderstorm before 1pm, then showers likely and possibly a thunderstorm between 1pm and 2pm, then a chance of rain after 2pm. High near 67. South wind 8 to 13 mph becoming light and variable in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of rain, mainly between 2am and 4am. Mostly cloudy, with a low around 53. Light south wind.
Sunday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 70. Calm wind becoming west 5 to 7 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 50. West northwest wind 5 to 8 mph becoming calm in the evening.
Monday
Sunny, with a high near 74.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 57.
Thursday
Sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Vernon WA
 48.41°N 122.34°W (Elev. 10 ft)
Last Update:
11:26 am PDT Jul 31, 2026
Forecast Valid:
10pm PDT Jul 31, 2026-6pm PDT Aug 7, 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