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

Montague Siskiyou County Airport (KSIY)

Lat: 41.77375°NLon: 122.46817°WElev: 2644.0ft.

Clear

70°F

21°C

Humidity 40%
Wind Speed N 16 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 21 Mar 03:15 PM PDT
Extended Forecast for

12 Miles W Macdoel CA

  • Tonight

    Tonight: Partly cloudy, with a low around 35. Northwest wind 5 to 11 mph becoming northeast after midnight.

    Low: 35 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 51. East northeast wind 5 to 9 mph becoming light east in the afternoon.

    High: 51 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38. East wind 6 to 13 mph becoming west in the evening. Winds could gust as high as 20 mph.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 53. West southwest wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 53 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43. Breezy, with a southwest wind 18 to 23 mph, with gusts as high as 34 mph.

    Low: 43 °F

    Mostly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 53. Windy.

    High: 53 °F

    Mostly Sunny
    and Windy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41. Breezy.

    Low: 41 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30. Breezy.

    Low: 30 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 35. Northwest wind 5 to 11 mph becoming northeast after midnight.
Sunday
Mostly sunny, with a high near 51. East northeast wind 5 to 9 mph becoming light east in the afternoon.
Sunday Night
Partly cloudy, with a low around 38. East wind 6 to 13 mph becoming west in the evening. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 53. West southwest wind 10 to 14 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 43. Breezy, with a southwest wind 18 to 23 mph, with gusts as high as 34 mph.
Tuesday
Mostly sunny, with a high near 53. Windy.
Tuesday Night
Mostly cloudy, with a low around 41. Breezy.
Wednesday
Partly sunny, with a high near 48.
Wednesday Night
Partly cloudy, with a low around 30. Breezy.
Thursday
Mostly sunny, with a high near 48.
Thursday Night
Partly cloudy, with a low around 34.
Friday
Mostly sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles W Macdoel CA
 41.82°N 122.26°W (Elev. 6772 ft)
Last Update:
3:21 pm PDT Mar 21, 2026
Forecast Valid:
3pm PDT Mar 21, 2026-6pm PDT Mar 28, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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