National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

52°F

11°C

Humidity 62%
Wind Speed N 0 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 23 Aug 03:35 AM PDT
Extended Forecast for

9 Miles NE Montague CA

  • Overnight

    Overnight: Clear, with a low around 54. Calm wind.

    Low: 54 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 91. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 91 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. North wind 5 to 8 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93. Light and variable wind becoming south 6 to 11 mph in the afternoon.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. South wind 8 to 13 mph becoming light and variable. Winds could gust as high as 20 mph.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 54. Calm wind.
Sunday
Sunny, with a high near 91. Calm wind becoming northwest around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 56. North wind 5 to 8 mph becoming calm in the evening.
Monday
Sunny, with a high near 93. Light and variable wind becoming south 6 to 11 mph in the afternoon.
Monday Night
Mostly clear, with a low around 58. South wind 8 to 13 mph becoming light and variable. Winds could gust as high as 20 mph.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
Sunny, with a high near 91.
Wednesday Night
Mostly clear, with a low around 55.
Thursday
Sunny, with a high near 90.
Thursday Night
Mostly clear, with a low around 54.
Friday
Sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NE Montague CA
 41.82°N 122.41°W (Elev. 2746 ft)
Last Update:
12:56 am PDT Aug 23, 2026
Forecast Valid:
3am PDT Aug 23, 2026-6pm PDT Aug 29, 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