Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Clear

54°F

12°C

Humidity 41%
Wind Speed N 0 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 19 Apr 06:53 AM PDT
Extended Forecast for

16 Miles NNE Weed CA

  • Today

    Today: Mostly cloudy, with a high near 61. North northeast wind 9 to 14 mph becoming south 16 to 21 mph in the morning. Winds could gust as high as 30 mph.

    High: 61 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. Breezy, with a south southeast wind 18 to 22 mph, with gusts as high as 33 mph.

    Low: 42 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Monday

    Monday: A 30 percent chance of rain after 11am.  Snow level 6800 feet lowering to 6100 feet. Partly sunny, with a high near 56. Breezy, with a south southeast wind 15 to 25 mph, with gusts as high as 38 mph.

    High: 56 °F

    Chance Rain
    and Breezy

  • Monday Night

    Monday Night: Rain.  Snow level 6600 feet. Low around 39. Breezy, with a south southeast wind 19 to 24 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 37 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: Rain, mainly before 2pm, then showers and possibly a thunderstorm after 2pm.  Snow level 6000 feet. High near 49. South southwest wind 13 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 49 °F

    Showers

  • Tuesday Night

    Tuesday Night: Rain before 11pm, then rain likely, possibly mixed with snow.  Snow level 6100 feet lowering to 5200 feet after midnight . Low around 36. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain likely, possibly mixed with snow, becoming all rain after 2pm.  Snow level 5000 feet rising to 5600 feet in the afternoon. Mostly cloudy, with a high near 47. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 47 °F

    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: A slight chance of rain and snow before 11pm.  Snow level 5900 feet lowering to 4900 feet after midnight . Mostly cloudy, with a low around 32.

    Low: 32 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 61. North northeast wind 9 to 14 mph becoming south 16 to 21 mph in the morning. Winds could gust as high as 30 mph.
Tonight
Mostly cloudy, with a low around 42. Breezy, with a south southeast wind 18 to 22 mph, with gusts as high as 33 mph.
Monday
A 30 percent chance of rain after 11am. Snow level 6800 feet lowering to 6100 feet. Partly sunny, with a high near 56. Breezy, with a south southeast wind 15 to 25 mph, with gusts as high as 38 mph.
Monday Night
Rain. Snow level 6600 feet. Low around 39. Breezy, with a south southeast wind 19 to 24 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain, mainly before 2pm, then showers and possibly a thunderstorm after 2pm. Snow level 6000 feet. High near 49. South southwest wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Rain before 11pm, then rain likely, possibly mixed with snow. Snow level 6100 feet lowering to 5200 feet after midnight . Low around 36. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday
Rain likely, possibly mixed with snow, becoming all rain after 2pm. Snow level 5000 feet rising to 5600 feet in the afternoon. Mostly cloudy, with a high near 47. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday Night
A slight chance of rain and snow before 11pm. Snow level 5900 feet lowering to 4900 feet after midnight . Mostly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
Mostly clear, with a low around 34.
Friday
Sunny, with a high near 61.
Friday Night
Mostly clear, with a low around 37.
Saturday
Sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NNE Weed CA
 41.61°N 122.23°W (Elev. 4816 ft)
4:41 am PDT Apr 19, 2026
7am PDT Apr 19, 2026-6pm PDT Apr 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database