Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Overcast

55°F

13°C

Humidity 50%
Wind Speed WSW 19 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 15 Apr 01:20 PM PDT
Extended Forecast for

3 Miles SSW Fort Jones CA

Freeze Watch April 17, 03:00am until April 17, 09:00am
Frost Advisory April 16, 03:00am until April 16, 09:00am
Click here for hazard details and duration
Freeze Watch
Frost Advisory
  • This Afternoon

    This Afternoon: Rain, mainly before 3pm.  Snow level 6100 feet lowering to 5300 feet. High near 52. West southwest wind 11 to 13 mph, with gusts as high as 18 mph.  Chance of precipitation is 80%.

    High: 52 °F

    Rain

  • Tonight

    Tonight: Widespread frost after 11pm.  Otherwise, mostly clear, with a low around 28. West northwest wind 5 to 10 mph becoming light north  after midnight.

    Low: 28 °F

    Frost

  • Thursday

    Thursday: Widespread frost before 11am.  Otherwise, sunny, with a high near 52. Calm wind becoming north 5 to 8 mph in the afternoon.

    High: 52 °F

    Frost then
    Sunny

  • Thursday Night

    Thursday Night: Widespread frost after 11pm.  Otherwise, clear, with a low around 26. North wind 5 to 10 mph becoming light east northeast  in the evening.

    Low: 26 °F

    Frost

  • Friday

    Friday: Widespread frost before 11am.  Otherwise, sunny, with a high near 63. Light east wind.

    High: 63 °F

    Frost then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain.  Mostly cloudy, with a high near 60.

    High: 60 °F

    Chance Rain

Detailed Forecast

This Afternoon
Rain, mainly before 3pm. Snow level 6100 feet lowering to 5300 feet. High near 52. West southwest wind 11 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 80%.
Tonight
Widespread frost after 11pm. Otherwise, mostly clear, with a low around 28. West northwest wind 5 to 10 mph becoming light north after midnight.
Thursday
Widespread frost before 11am. Otherwise, sunny, with a high near 52. Calm wind becoming north 5 to 8 mph in the afternoon.
Thursday Night
Widespread frost after 11pm. Otherwise, clear, with a low around 26. North wind 5 to 10 mph becoming light east northeast in the evening.
Friday
Widespread frost before 11am. Otherwise, sunny, with a high near 63. Light east wind.
Friday Night
Mostly clear, with a low around 34.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Mostly cloudy, with a low around 42.
Sunday
A chance of rain. Mostly cloudy, with a high near 60.
Sunday Night
A chance of rain, mainly before 11pm. Snow level 6400 feet lowering to 5500 feet after midnight . Mostly cloudy, with a low around 40.
Monday
A chance of rain. Snow level 5300 feet. Partly sunny, with a high near 59.
Monday Night
A slight chance of rain. Snow level 5500 feet. Mostly cloudy, with a low around 38.
Tuesday
A chance of rain. Snow level 5100 feet rising to 5900 feet in the afternoon. Partly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Fort Jones CA
 41.56°N 122.84°W (Elev. 2733 ft)
12:57 pm PDT Apr 15, 2026
1pm PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

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