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

Flooding Possible in the Southwest U.S.; Coastal Storm to Impact the East

Heavy to excessive rainfall is expected today into Wednesday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. A strong coastal storm will develop off the Mid-Atlantic coast Wednesday, intensifying toward southern New England this weekend. Significant coastal flooding, strong rip currents, and beach erosion from high surf expected. 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 28%
Wind Speed NNE 10 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 22 Sep 07:20 PM PDT
Extended Forecast for

17 Miles NNE Weed CA

  • Tonight

    Tonight: Mostly clear, with a low around 41. West wind 5 to 7 mph becoming east after midnight.

    Low: 41 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 72. Light and variable wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 72 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 45. West wind 5 to 7 mph becoming light and variable.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 76. South southeast wind 6 to 13 mph becoming west southwest in the morning. Winds could gust as high as 21 mph.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 43. Southwest wind 8 to 15 mph, with gusts as high as 23 mph.

    Low: 43 °F

    Slight Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 63.

    High: 63 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 41. West wind 5 to 7 mph becoming east after midnight.
Wednesday
Increasing clouds, with a high near 72. Light and variable wind becoming west southwest 5 to 8 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 45. West wind 5 to 7 mph becoming light and variable.
Thursday
Mostly sunny, with a high near 76. South southeast wind 6 to 13 mph becoming west southwest in the morning. Winds could gust as high as 21 mph.
Thursday Night
A 20 percent chance of showers after 11pm. Mostly cloudy, with a low around 43. Southwest wind 8 to 15 mph, with gusts as high as 23 mph.
Friday
Sunny, with a high near 59.
Friday Night
Partly cloudy, with a low around 33.
Saturday
Partly sunny, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
A slight chance of rain after 11am. Snow level 7700 feet rising to 8400 feet in the afternoon. Partly sunny, with a high near 61.
Sunday Night
A slight chance of rain. Partly cloudy, with a low around 34.
Monday
Sunny, with a high near 63.
Monday Night
Mostly clear, with a low around 36.
Tuesday
Sunny, with a high near 66.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NNE Weed CA
 41.61°N 122.2°W (Elev. 4941 ft)
Last Update:
5:46 pm PDT Sep 22, 2026
Forecast Valid:
7pm PDT Sep 22, 2026-6pm PDT Sep 29, 2026
 
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