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

48°F

9°C

Humidity 49%
Wind Speed N 0 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 15 Apr 03:00 AM PDT
Extended Forecast for

4 Miles NE Montague CA

  • Overnight

    Overnight: A 20 percent chance of rain after 4am.  Snow level 5000 feet. Cloudy, with a steady temperature around 43. North northwest wind around 5 mph.

    Low: 43 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: Rain, mainly between 1pm and 5pm.  Snow level 6000 feet lowering to 5000 feet in the afternoon . High near 54. Light and variable wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 23 mph.  Chance of precipitation is 80%.

    High: 54 °F

    Chance Rain
    then Rain

  • Wednesday Night

    Wednesday Night: A 10 percent chance of rain before 7pm.  Widespread frost after 11pm.  Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 28. West northwest wind 12 to 17 mph becoming north northwest 6 to 11 mph after midnight. Winds could gust as high as 26 mph.

    Low: 28 °F

    Slight Chance
    Rain then
    Frost

  • Thursday

    Thursday: Widespread frost before 11am.  Otherwise, sunny, with a high near 53. Light north wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 23 mph.

    High: 53 °F

    Frost then
    Sunny

  • Thursday Night

    Thursday Night: Widespread frost after 11pm.  Otherwise, clear, with a low around 25. North wind 10 to 15 mph becoming light north northeast  in the evening. Winds could gust as high as 23 mph.

    Low: 25 °F

    Frost

  • Friday

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

    High: 63 °F

    Frost then
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of rain after 11pm.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

Detailed Forecast

Overnight
A 20 percent chance of rain after 4am. Snow level 5000 feet. Cloudy, with a steady temperature around 43. North northwest wind around 5 mph.
Wednesday
Rain, mainly between 1pm and 5pm. Snow level 6000 feet lowering to 5000 feet in the afternoon . High near 54. Light and variable wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 80%.
Wednesday Night
A 10 percent chance of rain before 7pm. Widespread frost after 11pm. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 28. West northwest wind 12 to 17 mph becoming north northwest 6 to 11 mph after midnight. Winds could gust as high as 26 mph.
Thursday
Widespread frost before 11am. Otherwise, sunny, with a high near 53. Light north wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 23 mph.
Thursday Night
Widespread frost after 11pm. Otherwise, clear, with a low around 25. North wind 10 to 15 mph becoming light north northeast in the evening. Winds could gust as high as 23 mph.
Friday
Widespread frost before 11am. Otherwise, sunny, with a high near 63.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
A chance of rain after 11pm. Mostly cloudy, with a low around 38.
Sunday
A chance of rain. Mostly cloudy, with a high near 63.
Sunday Night
A chance of rain. Snow level 6100 feet lowering to 5200 feet after midnight . Mostly cloudy, with a low around 35.
Monday
A slight chance of rain. Snow level 5100 feet rising to 5800 feet in the afternoon. Partly sunny, with a high near 65.
Monday Night
A slight chance of rain. Snow level 6100 feet lowering to 5500 feet after midnight . Mostly cloudy, with a low around 36.
Tuesday
A slight chance of rain. Snow level 5400 feet rising to 6300 feet in the afternoon. Partly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Montague CA
 41.77°N 122.48°W (Elev. 2612 ft)
2:22 am PDT Apr 15, 2026
3am PDT Apr 15, 2026-6pm PDT Apr 21, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database