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

Grant County Regional Airport (KGCD)

Lat: 44.40287°NLon: 118.96715°WElev: 3675.0ft.

Overcast

45°F

7°C

Humidity 73%
Wind Speed W 6 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 21 Mar 11:35 AM PDT
Extended Forecast for

9 Miles NNE Mount Vernon OR

  • Today

    Today: Mostly sunny, with a high near 55. Northwest wind 5 to 7 mph.

    High: 55 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 29. Northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 18 mph.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 59. Calm wind.

    High: 59 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 62. Calm wind.

    High: 62 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: Rain likely. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.

    High: 63 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Wednesday

    Wednesday: A chance of rain and snow, mainly before 11am. Partly sunny, with a high near 58. Chance of precipitation is 30%.

    High: 58 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Mostly sunny, with a high near 55. Northwest wind 5 to 7 mph.
Tonight
Mostly clear, with a low around 29. Northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Sunday
Mostly sunny, with a high near 59. Calm wind.
Sunday Night
Partly cloudy, with a low around 36. Calm wind.
Monday
Partly sunny, with a high near 62. Calm wind.
Monday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 43.
Tuesday
Rain likely. Mostly cloudy, with a high near 63. Chance of precipitation is 60%.
Tuesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 40.
Wednesday
A chance of rain and snow, mainly before 11am. Partly sunny, with a high near 58. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
Partly cloudy, with a low around 29.
Friday
Sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNE Mount Vernon OR
 44.54°N 119.04°W (Elev. 3799 ft)
Last Update:
10:15 am PDT Mar 21, 2026
Forecast Valid:
11am 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