Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Mist

45°F

7°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 45°F (7°C)
Visibility 1.00 mi
Last update 01 Mar 01:35 AM PST
Detailed forecast for

Central Siskiyou County

Tonight
Mostly cloudy. Slight chance of thunderstorms this evening, then slight chance of rain showers after midnight. Patchy fog late this evening and overnight. Lows in the mid 40s. Southeast winds around 5 mph shifting to the northeast in the late evening and early morning, then shifting to the north well after midnight. Chance of precipitation 20 percent.
Sunday
Patchy fog in the morning. Mostly cloudy with a chance of showers and slight chance of thunderstorms. Snow level 6500 feet rising to 7000 feet in the afternoon. Highs in the lower 50s to lower 60s. East winds around 5 mph shifting to the south in the late morning and afternoon. Chance of precipitation 40 percent.
Sunday Night
Mostly cloudy with a 40 percent chance of rain showers. Patchy fog after midnight. Snow level 6500 feet lowering to 6000 feet after midnight. Lows around 40. Northwest winds 5 to 10 mph shifting to the west well after midnight.
Monday
Patchy fog in the morning. Mostly cloudy with a 10 percent chance of rain showers in the morning, then partly cloudy in the afternoon. Highs in the lower to mid 50s. Southwest winds around 5 mph shifting to the northwest late in the afternoon.
Monday Night
Mostly clear in the evening then becoming partly cloudy. Patchy fog after midnight. Lows in the mid 30s to lower 40s. North winds around 5 mph shifting to the southeast late in the evening and overnight.
Tuesday
Mostly cloudy. Highs in the mid 50s to lower 60s.
Tuesday Night
Mostly cloudy. Chance of rain in the evening, then rain likely after midnight. Lows around 40.
Wednesday
Mostly cloudy. Rain likely in the morning, then chance of rain in the afternoon. Highs in the mid 40s to lower 50s.
Wednesday Night
Partly cloudy with a slight chance of rain in the evening, then mostly cloudy after midnight. Colder. Lows in the lower to mid 30s.
Thursday Through Friday Night
Mostly cloudy. Highs in the mid 40s to mid 50s. Lows in the lower to mid 30s.
Saturday
Mostly cloudy. Highs in the mid 50s to lower 60s.



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226 PM PST Sat Feb 28 2026
 
 

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