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

Montague Siskiyou County Airport (KSIY)

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

Clear

48°F

9°C

Humidity 81%
Wind Speed NE 4 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 24 Mar 11:35 PM PDT
Extended Forecast for

13 Miles NNE Weed CA

  • Tonight

    Tonight: Clear, with a low around 46. East southeast wind around 6 mph.

    Low: 46 °F

    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50. Southwest wind 5 to 10 mph becoming light and variable.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers after 11am. Mostly sunny, with a high near 71. Breezy, with a southeast wind 6 to 11 mph becoming south 18 to 23 mph in the morning. Winds could gust as high as 37 mph.

    High: 71 °F

    Slight Chance
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers likely. Snow level 8500 feet lowering to 5800 feet after midnight . Mostly cloudy, with a low around 42. Breezy, with a south wind 17 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: Showers likely. Snow level 4600 feet. Mostly cloudy, with a high near 49. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of rain showers before 2am, then a chance of rain and snow showers. Snow level 4900 feet lowering to 4000 feet after midnight . Mostly cloudy, with a low around 35. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 35 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Friday

    Friday: A chance of rain and snow showers before 11am, then rain showers likely. Snow level 3700 feet rising to 4300 feet in the afternoon. Mostly cloudy, with a high near 48.

    High: 48 °F

    Rain/Snow
    Likely then
    Showers
    Likely

  • Friday Night

    Friday Night: A chance of rain before 8pm, then a chance of showers between 8pm and 11pm. Snow level 4400 feet lowering to 3500 feet after midnight . Mostly cloudy, with a low around 31.

    Low: 31 °F

    Chance Rain
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Clear, with a low around 46. East southeast wind around 6 mph.
Tuesday
Mostly sunny, with a high near 78. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 50. Southwest wind 5 to 10 mph becoming light and variable.
Wednesday
A 20 percent chance of showers after 11am. Mostly sunny, with a high near 71. Breezy, with a southeast wind 6 to 11 mph becoming south 18 to 23 mph in the morning. Winds could gust as high as 37 mph.
Wednesday Night
Showers likely. Snow level 8500 feet lowering to 5800 feet after midnight . Mostly cloudy, with a low around 42. Breezy, with a south wind 17 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers likely. Snow level 4600 feet. Mostly cloudy, with a high near 49. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A chance of rain showers before 2am, then a chance of rain and snow showers. Snow level 4900 feet lowering to 4000 feet after midnight . Mostly cloudy, with a low around 35. Chance of precipitation is 50%. Little or no snow accumulation expected.
Friday
A chance of rain and snow showers before 11am, then rain showers likely. Snow level 3700 feet rising to 4300 feet in the afternoon. Mostly cloudy, with a high near 48.
Friday Night
A chance of rain before 8pm, then a chance of showers between 8pm and 11pm. Snow level 4400 feet lowering to 3500 feet after midnight . Mostly cloudy, with a low around 31.
Saturday
Partly sunny, with a high near 52.
Saturday Night
A chance of showers. Snow level 5000 feet lowering to 4400 feet after midnight . Mostly cloudy, with a low around 36.
Sunday
Rain likely. Snow level 4300 feet rising to 4900 feet in the afternoon. Mostly cloudy, with a high near 49.
Sunday Night
Showers likely. Snow level 4900 feet lowering to 4400 feet after midnight . Mostly cloudy, with a low around 34.
Monday
Showers likely. Snow level 4100 feet rising to 4800 feet in the afternoon. Mostly cloudy, with a high near 49.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNE Weed CA
 41.58°N 122.28°W (Elev. 3297 ft)
Last Update:
10:41 pm PDT Mar 24, 2025
Forecast Valid:
11pm PDT Mar 24, 2025-6pm PDT Mar 31, 2025
 
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