Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

73°F

23°C

Humidity 38%
Wind Speed SSW 3 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 15 Jul 11:30 PM PDT
Extended Forecast for

6 Miles NNE Yreka CA

Heat Advisory July 15, 11:47pm until July 16, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory July 15, 11:47pm until July 16, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • Tonight

    Low: 64 °F

    Haze

  • Wednesday

    Wednesday: Widespread haze after noon. Patchy smoke before noon. Sunny and hot, with a high near 102. Calm wind becoming west around 5 mph in the afternoon.

    High: 102 °F

    Patchy Smoke
    then Haze

  • Wednesday Night

    Wednesday Night: Widespread haze. Mostly clear, with a low around 65. West wind 5 to 8 mph becoming calm  in the evening.

    Low: 65 °F

    Haze

  • Thursday

    Thursday: Widespread haze before 2pm. Sunny and hot, with a high near 99. Calm wind becoming west around 6 mph in the afternoon.

    High: 99 °F

    Haze

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. West wind 5 to 9 mph becoming calm  in the evening.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Friday Night

    Friday Night: Clear, with a low around 61.

    Low: 61 °F

    Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 97.

    High: 97 °F

    Hot

Detailed Forecast

Tonight
Widespread haze before 4am. Patchy smoke after 4am. Clear, with a low around 64. Light north wind.
Wednesday
Widespread haze after noon. Patchy smoke before noon. Sunny and hot, with a high near 102. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Widespread haze. Mostly clear, with a low around 65. West wind 5 to 8 mph becoming calm in the evening.
Thursday
Widespread haze before 2pm. Sunny and hot, with a high near 99. Calm wind becoming west around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 63. West wind 5 to 9 mph becoming calm in the evening.
Friday
Sunny and hot, with a high near 99.
Friday Night
Clear, with a low around 61.
Saturday
Sunny and hot, with a high near 97.
Saturday Night
Clear, with a low around 58.
Sunday
Sunny and hot, with a high near 96.
Sunday Night
Clear, with a low around 59.
Monday
Sunny and hot, with a high near 96.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Sunny and hot, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNE Yreka CA
 41.82°N 122.58°W (Elev. 2215 ft)
10:41 pm PDT Jul 15, 2025
11pm PDT Jul 15, 2025-6pm PDT Jul 22, 2025
 
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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