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

Mount Shasta (KMHS)

Lat: 41.31494°NLon: 122.31702°WElev: 3540.0ft.

Clear

78°F

26°C

Humidity 19%
Wind Speed NA 6 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 20 Mar 01:56 PM PDT
Extended Forecast for

Mt Shasta CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 82. Northwest wind around 7 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 45. North northwest wind around 9 mph.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 70. North northwest wind 9 to 11 mph.

    High: 70 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 34. North northwest wind 9 to 13 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 72. Northwest wind 6 to 9 mph.

    High: 72 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 82. Northwest wind around 7 mph.
Tonight
Partly cloudy, with a low around 45. North northwest wind around 9 mph.
Saturday
Mostly sunny, with a high near 70. North northwest wind 9 to 11 mph.
Saturday Night
Mostly clear, with a low around 34. North northwest wind 9 to 13 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 72. Northwest wind 6 to 9 mph.
Sunday Night
Partly cloudy, with a low around 41.
Monday
Mostly sunny, with a high near 73.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Mostly sunny, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Sunny, with a high near 65.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mt Shasta CA
 41.32°N 122.33°W (Elev. 3547 ft)
Last Update:
1:41 pm PDT Mar 20, 2026
Forecast Valid:
2pm PDT Mar 20, 2026-6pm PDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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