Fire Weather Concerns for the Plains; Record Warmth Spreads

Dry and breezy conditions prevail across the High Plains where elevated to locally critical conditions continue through Thursday. Meanwhile, record warmth increases and spreads across the South, Southwest and into southern California into this last weekend of February. Meanwhile, a fast moving system moves across the Plains then off the mid-Atlantic by Thursday evening. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

49°F

9°C

Humidity 73%
Wind Speed NW 8 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 25 Feb 06:53 PM PST
Extended Forecast for

Montague CA

  • Tonight

    Tonight: Patchy fog.  Otherwise, mostly cloudy, with a low around 31. Northeast wind around 5 mph becoming calm  after midnight.

    Low: 31 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 1pm.  Otherwise, mostly sunny, with a high near 58. Calm wind.

    High: 58 °F

    Patchy Fog

  • Thursday Night

    Thursday Night: Patchy fog.  Otherwise, mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 10am.  Otherwise, mostly sunny, with a high near 63. Calm wind.

    High: 63 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after 10am.  Mostly cloudy, with a high near 60.

    High: 60 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms.  Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: A slight chance of showers.  Patchy fog before 10am.  Otherwise, partly sunny, with a high near 57.

    High: 57 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: A slight chance of showers.  Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Showers and
    Patchy Fog

Detailed Forecast

Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 31. Northeast wind around 5 mph becoming calm after midnight.
Thursday
Patchy fog before 1pm. Otherwise, mostly sunny, with a high near 58. Calm wind.
Thursday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 33. Calm wind.
Friday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 63. Calm wind.
Friday Night
Mostly cloudy, with a low around 43. Calm wind.
Saturday
A 40 percent chance of showers and thunderstorms after 10am. Mostly cloudy, with a high near 60.
Saturday Night
A 40 percent chance of showers and thunderstorms. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 39.
Sunday
A slight chance of showers. Patchy fog before 10am. Otherwise, partly sunny, with a high near 57.
Sunday Night
A slight chance of showers. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 36.
Monday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 62.
Monday Night
Clear, with a low around 33.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
A slight chance of showers. Partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Montague CA
 41.72°N 122.53°W (Elev. 2598 ft)
3:41 pm PST Feb 25, 2026
7pm PST Feb 25, 2026-6pm PST Mar 4, 2026
 
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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