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

39°F

4°C

Humidity 60%
Wind Speed NNE 5 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 22 Mar 02:30 AM PDT
Extended Forecast for

16 Miles SW Macdoel CA

  • Overnight

    Overnight: Mostly clear, with a low around 32. Northeast wind around 9 mph.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 65. Northeast wind 7 to 9 mph.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39. West wind around 6 mph.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 66. Light southwest wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 66 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 43. West wind 6 to 14 mph becoming south after midnight. Winds could gust as high as 21 mph.

    Low: 43 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain before 11am. Mostly sunny, with a high near 67. Breezy.

    High: 67 °F

    Slight Chance
    Rain then
    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 32. Northeast wind around 9 mph.
Sunday
Mostly sunny, with a high near 65. Northeast wind 7 to 9 mph.
Sunday Night
Partly cloudy, with a low around 39. West wind around 6 mph.
Monday
Mostly sunny, with a high near 66. Light southwest wind becoming west southwest 5 to 10 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 43. West wind 6 to 14 mph becoming south after midnight. Winds could gust as high as 21 mph.
Tuesday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 67. Breezy.
Tuesday Night
Mostly cloudy, with a low around 40.
Wednesday
Mostly sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 28.
Thursday
Mostly sunny, with a high near 57.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Mostly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SW Macdoel CA
 41.63°N 122.21°W (Elev. 5299 ft)
Last Update:
2:26 am PDT Mar 22, 2026
Forecast Valid:
2am PDT Mar 22, 2026-6pm PDT Mar 28, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation