Heat Persists in the South Central U.S. and California; Heavy Rain in the Ohio Valley

Sweltering heat remains across the South-Central Plains and Lower/Middle Mississippi Valley, as well as in the Southwest and California this week with limited nighttime relief. Heavy rainfall will lead to localized areas of flash flooding in parts of the Ohio Valley/Central Appalachians. Dry and breezy conditions will enhance fire weather concerns across the northern Rockies and High Plains. 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 35%
Wind Speed NE 9 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 09 Sep 10:00 PM PDT
Extended Forecast for

18 Miles SSW Ashland OR

  • Tonight

    Tonight: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. Northwest wind around 6 mph becoming calm  in the evening.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 74. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46. Northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of rain after 11am.  Snow level 7800 feet lowering to 7100 feet. Mostly sunny, with a high near 57.

    High: 57 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before 11pm.  Snow level 6800 feet. Partly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 43.

    Low: 43 °F

    Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 62. Calm wind.
Thursday
Sunny, with a high near 81. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 54. Northwest wind around 6 mph becoming calm in the evening.
Friday
Sunny, with a high near 74. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Friday Night
Mostly clear, with a low around 46. Northwest wind 5 to 7 mph becoming calm in the evening.
Saturday
A 20 percent chance of rain after 11am. Snow level 7800 feet lowering to 7100 feet. Mostly sunny, with a high near 57.
Saturday Night
A 20 percent chance of rain before 11pm. Snow level 6800 feet. Partly cloudy, with a low around 40.
Sunday
Sunny, with a high near 59.
Sunday Night
Clear, with a low around 43.
Monday
Sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles SSW Ashland OR
 41.97°N 122.87°W (Elev. 4432 ft)
10:11 pm PDT Sep 9, 2026
10pm PDT Sep 9, 2026-6pm PDT Sep 16, 2026
 
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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