Winter Weather in the Eastern U.S.; Heavy Rains Begin Across the Southern Plains into the Ohio Valley

A wintry mix may impact travel across portions of the Mid-Atlantic through the morning and the Northeast U.S. through Tuesday. Heavy rain and thunderstorms may cause a flooding threat across the Southern Plains into the Ohio Valley beginning Tuesday. Fire weather concerns will continue across portions of the central and southern High Plains through Wednesday. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

43°F

6°C

Humidity 73%
Wind Speed SE 3 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 02 Mar 07:53 PM PST
Extended Forecast for

3 Miles SSW Fort Jones CA

  • Tonight

    Tonight: Patchy fog after 11pm.  Otherwise, mostly clear, with a low around 35. Calm wind.

    Low: 35 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 62. Calm wind becoming west around 5 mph in the afternoon.

    High: 62 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Rain, mainly after 4am.  Low around 39. Light and variable wind.  Chance of precipitation is 80%.

    Low: 39 °F

    Slight Chance
    Rain then
    Rain

  • Wednesday

    Wednesday: Rain before 10am, then showers likely, mainly between 10am and 4pm.  Snow level 5100 feet lowering to 4600 feet in the afternoon . High near 49. South southeast wind 5 to 8 mph becoming west in the afternoon.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers before 10pm.  Patchy fog after 11pm. Snow level 3900 feet.  Otherwise, mostly cloudy, with a low around 32. West northwest wind around 6 mph becoming calm  in the evening.

    Low: 32 °F

    Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 52.

    High: 52 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 11pm. Otherwise, mostly clear, with a low around 35. Calm wind.
Tuesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 62. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Rain, mainly after 4am. Low around 39. Light and variable wind. Chance of precipitation is 80%.
Wednesday
Rain before 10am, then showers likely, mainly between 10am and 4pm. Snow level 5100 feet lowering to 4600 feet in the afternoon . High near 49. South southeast wind 5 to 8 mph becoming west in the afternoon. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A 30 percent chance of showers before 10pm. Patchy fog after 11pm. Snow level 3900 feet. Otherwise, mostly cloudy, with a low around 32. West northwest wind around 6 mph becoming calm in the evening.
Thursday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 52.
Thursday Night
Mostly clear, with a low around 30.
Friday
Mostly sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Mostly sunny, with a high near 63.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
Mostly cloudy, with a low around 38.
Monday
Partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Fort Jones CA
 41.56°N 122.84°W (Elev. 2733 ft)
3:41 pm PST Mar 2, 2026
8pm PST Mar 2, 2026-6pm PDT Mar 9, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database