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

Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Overcast

54°F

12°C

Humidity 66%
Wind Speed S 16 MPH
Barometer 29.65 in (1004.06 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 16 Nov 05:00 PM PST
Extended Forecast for

Montague CA

  • This Afternoon

    This Afternoon: A 40 percent chance of rain. Cloudy, with a steady temperature around 54. South wind around 13 mph, with gusts as high as 18 mph.

    High: 54 °F

    Chance Rain

  • Tonight

    Tonight: Rain. Low around 41. South southeast wind 8 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain

  • Monday

    Monday: Rain likely, mainly before 11am. Snow level 5400 feet. Mostly cloudy, with a high near 52. Light and variable wind becoming west 5 to 10 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Rain Likely
    then Chance
    Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36. North wind around 6 mph becoming calm after midnight.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 50. Light and variable wind.

    High: 50 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain. Snow level 6100 feet lowering to 5500 feet after midnight . Mostly cloudy, with a low around 34.

    Low: 34 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain. Snow level 5100 feet. Mostly cloudy, with a high near 49.

    High: 49 °F

    Chance Rain

Detailed Forecast

This Afternoon
A 40 percent chance of rain. Cloudy, with a steady temperature around 54. South wind around 13 mph, with gusts as high as 18 mph.
Tonight
Rain. Low around 41. South southeast wind 8 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain likely, mainly before 11am. Snow level 5400 feet. Mostly cloudy, with a high near 52. Light and variable wind becoming west 5 to 10 mph in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 36. North wind around 6 mph becoming calm after midnight.
Tuesday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 50. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 29.
Wednesday
Mostly sunny, with a high near 53.
Wednesday Night
A chance of rain. Snow level 6100 feet lowering to 5500 feet after midnight . Mostly cloudy, with a low around 34.
Thursday
A chance of rain. Snow level 5100 feet. Mostly cloudy, with a high near 49.
Thursday Night
Mostly cloudy, with a low around 31.
Friday
Partly sunny, with a high near 52.
Friday Night
Mostly cloudy, with a low around 31.
Saturday
Partly sunny, with a high near 54.
Saturday Night
Mostly cloudy, with a low around 33.
Sunday
A slight chance of rain. Partly sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montague CA
 41.72°N 122.53°W (Elev. 2598 ft)
Last Update:
4:51 pm PST Nov 16, 2025
Forecast Valid:
5pm PST Nov 16, 2025-6pm PST Nov 23, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation