Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

48°F

9°C

Humidity 61%
Wind Speed SSW 5 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 07 Dec 12:20 PM PST
Extended Forecast for

16 Miles NNE Weed CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 39. West wind around 16 mph, with gusts as high as 24 mph.

    High: 39 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 38. West southwest wind around 10 mph.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43. West southwest wind 16 to 20 mph, with gusts as high as 30 mph.

    High: 43 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 41. Southwest wind 11 to 14 mph, with gusts as high as 21 mph.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 43. West southwest wind around 14 mph, with gusts as high as 21 mph.

    High: 43 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 39. West wind around 16 mph, with gusts as high as 24 mph.
Tonight
Partly cloudy, with a low around 38. West southwest wind around 10 mph.
Monday
Mostly sunny, with a high near 43. West southwest wind 16 to 20 mph, with gusts as high as 30 mph.
Monday Night
Partly cloudy, with a low around 41. Southwest wind 11 to 14 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 43. West southwest wind around 14 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 41.
Wednesday
Mostly sunny, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
Sunny, with a high near 46.
Thursday Night
Clear, with a low around 39.
Friday
Sunny, with a high near 46.
Friday Night
Clear, with a low around 37.
Saturday
Sunny, with a high near 46.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NNE Weed CA
 41.63°N 122.23°W (Elev. 6667 ft)
9:40 am PST Dec 7, 2025
12pm PST Dec 7, 2025-6pm PST Dec 13, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database