Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

Lat: 41.77375° N Lon: 122.46817° W Elev: 2644.0 ft.

Clear

46°F

8°C

Humidity 70%
Wind Speed NNW 11 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 14 Mar 10:00 PM PDT
Detailed forecast for

Central Siskiyou County

Tonight
Mostly clear. Lows in the lower to mid 30s. North winds 5 to 10 mph.
Sunday
Partly cloudy. Highs in the lower to mid 60s. Northeast winds around 5 mph.
Sunday Night
Partly cloudy. Lows in the lower to mid 40s. North winds around 5 mph shifting to the southeast after midnight.
Monday
Partly cloudy in the morning then clearing. Highs in the lower 70s to lower 80s. Southeast winds around 5 mph in the morning becoming light, then becoming northwest around 5 mph late in the afternoon.
Monday Night
Clear. Lows in the lower to mid 40s. Northwest winds around 5 mph shifting to the south late in the evening and overnight.
Tuesday Through Wednesday
Mostly clear. Highs in the lower 70s to lower 80s. Lows in the lower to mid 40s.
Wednesday Night Through Saturday
Partly cloudy. Lows in the mid 40s to lower 50s. Highs in the lower 70s to lower 80s.



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412 PM PDT Sat Mar 14 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database