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

46°F

8°C

Humidity 61%
Wind Speed N 0 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 15 Apr 07:20 AM PDT
Extended Forecast for

5 Miles W 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
  • Today

    Today: Rain, mainly before 4pm.  Snow level 5900 feet lowering to 5000 feet in the afternoon . High near 50. East southeast wind 5 to 11 mph becoming south southwest in the afternoon.  Chance of precipitation is 90%.

    High: 50 °F

    Rain Likely
    then Rain

  • Tonight

    Tonight: Widespread frost after 2am.  Otherwise, partly cloudy, with a low around 29. West northwest wind 9 to 14 mph becoming light northwest  after midnight. Winds could gust as high as 21 mph.

    Low: 29 °F

    Partly Cloudy
    then Frost

  • Thursday

    Thursday: Widespread frost before 11am.  Otherwise, sunny, with a high near 51. North wind 3 to 8 mph.

    High: 51 °F

    Frost then
    Sunny

  • Thursday Night

    Thursday Night: Widespread frost after 11pm.  Otherwise, clear, with a low around 29. North wind 5 to 10 mph becoming light  in the evening.

    Low: 29 °F

    Frost

  • Friday

    Friday: Widespread frost before 11am.  Otherwise, sunny, with a high near 60. Calm wind.

    High: 60 °F

    Frost then
    Sunny

  • Friday Night

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

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of rain, mainly after 11pm.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain.  Snow level 5900 feet. Mostly cloudy, with a high near 58.

    High: 58 °F

    Chance Rain

Detailed Forecast

Today
Rain, mainly before 4pm. Snow level 5900 feet lowering to 5000 feet in the afternoon . High near 50. East southeast wind 5 to 11 mph becoming south southwest in the afternoon. Chance of precipitation is 90%.
Tonight
Widespread frost after 2am. Otherwise, partly cloudy, with a low around 29. West northwest wind 9 to 14 mph becoming light northwest after midnight. Winds could gust as high as 21 mph.
Thursday
Widespread frost before 11am. Otherwise, sunny, with a high near 51. North wind 3 to 8 mph.
Thursday Night
Widespread frost after 11pm. Otherwise, clear, with a low around 29. North wind 5 to 10 mph becoming light in the evening.
Friday
Widespread frost before 11am. Otherwise, sunny, with a high near 60. Calm wind.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 41.
Sunday
A chance of rain. Snow level 5900 feet. Mostly cloudy, with a high near 58.
Sunday Night
A chance of rain, mainly before 11pm. Snow level 5900 feet lowering to 5100 feet after midnight . Mostly cloudy, with a low around 39.
Monday
A chance of rain. Snow level 5000 feet rising to 5700 feet in the afternoon. Partly sunny, with a high near 59.
Monday Night
A slight chance of rain. Snow level 6000 feet lowering to 5500 feet after midnight . Mostly cloudy, with a low around 39.
Tuesday
A chance of rain. Snow level 5300 feet rising to 6300 feet in the afternoon. Partly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Fort Jones CA
 41.61°N 122.94°W (Elev. 2999 ft)
5:56 am PDT Apr 15, 2026
7am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

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