Record Heat for the Intermountain West and Northern Plains; Heavy Rainfall and Severe Weather Threats

Record setting heat is expected over the next several days from the Intermountain West through the northern Plains. Furthermore, fire weather concerns increase with dry and breezy conditions. Meanwhile, heavy rainfall and severe thunderstorm threats for the Ohio/Tennessee Valleys, central Appalachians and Southeast today. The threat shifts to central Gulf Coast and across central Texas this week. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

91°F

33°C

Humidity 18%
Wind Speed N 4 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 12 Jul 02:53 PM PDT
Extended Forecast for

15 Miles NNE Montague CA

  • Tonight

    Tonight: Areas of smoke between 8pm and midnight. Mostly clear, with a low around 58. Northwest wind 9 to 14 mph becoming light north  in the evening. Winds could gust as high as 21 mph.

    Low: 58 °F

    Areas Smoke
    then Partly
    Cloudy

  • Monday

    Monday: Mostly cloudy, then becoming sunny during the afternoon, with a high near 95. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 95 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. West northwest wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm.  Sunny, with a high near 95. Calm wind becoming west 5 to 7 mph in the afternoon.  Chance of precipitation is 20%.

    High: 95 °F

    Slight Chance
    Rain then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before 11pm.  Mostly clear, with a low around 58. West northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 58 °F

    Slight Chance
    Rain then
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 56.

    Low: 56 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 91.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 54.

    Low: 54 °F

    Clear

Detailed Forecast

Tonight
Areas of smoke between 8pm and midnight. Mostly clear, with a low around 58. Northwest wind 9 to 14 mph becoming light north in the evening. Winds could gust as high as 21 mph.
Monday
Mostly cloudy, then becoming sunny during the afternoon, with a high near 95. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 59. West northwest wind 5 to 10 mph becoming light and variable in the evening.
Tuesday
A slight chance of rain between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 95. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
A 20 percent chance of rain before 11pm. Mostly clear, with a low around 58. West northwest wind 5 to 8 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 95.
Wednesday Night
Clear, with a low around 56.
Thursday
Sunny, with a high near 91.
Thursday Night
Clear, with a low around 54.
Friday
Sunny and hot, with a high near 97.
Friday Night
Mostly clear, with a low around 58.
Saturday
Sunny and hot, with a high near 97.
Saturday Night
Partly cloudy, with a low around 61.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny and hot, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles NNE Montague CA
 41.93°N 122.44°W (Elev. 2198 ft)
1:31 pm PDT Jul 12, 2026
3pm PDT Jul 12, 2026-6pm PDT Jul 19, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database