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

Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

68°F

20°C

Humidity 32%
Wind Speed N 3 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 29 Jun 02:00 PM PDT
Extended Forecast for

11 Miles WNW Fort Jones CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 70. North northwest wind 6 to 8 mph.

    High: 70 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 44. North wind 5 to 11 mph becoming east after midnight.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 71. Light and variable wind becoming north northwest 5 to 10 mph in the morning.

    High: 71 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 43. North northwest wind 5 to 11 mph, with gusts as high as 18 mph.

    Low: 43 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 71. Light and variable wind becoming north 5 to 8 mph in the morning.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 70. North northwest wind 6 to 8 mph.
Tonight
Mostly clear, with a low around 44. North wind 5 to 11 mph becoming east after midnight.
Tuesday
Sunny, with a high near 71. Light and variable wind becoming north northwest 5 to 10 mph in the morning.
Tuesday Night
Mostly clear, with a low around 43. North northwest wind 5 to 11 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 71. Light and variable wind becoming north 5 to 8 mph in the morning.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 75.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 79.
Friday Night
Clear, with a low around 54.
Independence Day
Sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WNW Fort Jones CA
 41.68°N 123.05°W (Elev. 4124 ft)
Last Update:
1:51 pm PDT Jun 29, 2026
Forecast Valid:
2pm PDT Jun 29, 2026-6pm PDT Jul 5, 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