Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. 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 17%
Wind Speed N 0 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 18 Aug 02:00 PM PDT
Extended Forecast for

17 Miles NNE Weed CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 84. West southwest wind around 9 mph.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 51. Light and variable wind becoming northeast 5 to 10 mph after midnight.

    Low: 51 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 86. North northeast wind 7 to 10 mph becoming west southwest in the morning.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 52. West wind 5 to 8 mph becoming calm.

    Low: 52 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Southeast wind 6 to 11 mph becoming south southwest in the morning. Winds could gust as high as 20 mph.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 84. West southwest wind around 9 mph.
Tonight
Increasing clouds, with a low around 51. Light and variable wind becoming northeast 5 to 10 mph after midnight.
Wednesday
Sunny, with a high near 86. North northeast wind 7 to 10 mph becoming west southwest in the morning.
Wednesday Night
Clear, with a low around 52. West wind 5 to 8 mph becoming calm.
Thursday
Sunny, with a high near 85. Southeast wind 6 to 11 mph becoming south southwest in the morning. Winds could gust as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 53.
Friday
Partly sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 77.
Saturday Night
Clear, with a low around 44.
Sunday
Sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NNE Weed CA
 41.61°N 122.2°W (Elev. 4941 ft)
1:16 pm PDT Aug 18, 2026
2pm PDT Aug 18, 2026-6pm PDT Aug 24, 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