National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather this Weekend in the Plains; Pacific Storm in the West

A storm system near the Hawaiian Islands is expected to bring periods of heavy rainfall, strong winds, and isolated strong to severe thunderstorms through Friday. Several rounds of severe thunderstorms are forecast to impact parts of the Great Plains into the Midwest this weekend into next week. Moderate to heavy rainfall and high elevation snow is expected this weekend over California and Oregon. Read More >

Current conditions at

Montague Siskiyou County Airport (KSIY)

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

Partly Cloudy

43°F

6°C

Humidity 100%
Wind Speed NNE 3 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 43°F (6°C)
Visibility 7.00 mi
Last update 10 Apr 02:35 AM PDT
Extended Forecast for

9 Miles NE Montague CA

  • Overnight

    Overnight: Partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Rain and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 2pm, then showers likely and possibly a thunderstorm after 2pm. High near 63. Light and variable wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Showers

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm before 4am, then rain likely. Low around 41. South wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 41 °F

    Rain

  • Saturday

    Saturday: Rain likely, then showers and possibly a thunderstorm after 11am. High near 57. South wind 6 to 11 mph increasing to 12 to 17 mph in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 57 °F

    Showers

  • Saturday Night

    Saturday Night: Rain, mainly before 11pm. Snow level 5900 feet lowering to 5200 feet after midnight . Low around 37. South southwest wind 8 to 13 mph becoming light and variable in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Rain then
    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly after 11am. Snow level 4700 feet rising to 5300 feet in the afternoon. Mostly cloudy, with a high near 50. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A 40 percent chance of rain, mainly before 11pm. Snow level 5100 feet. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

  • Monday

    Monday: A slight chance of rain. Snow level 4800 feet rising to 5300 feet in the afternoon. Partly sunny, with a high near 54.

    High: 54 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 42. Calm wind.
Friday
Rain and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 2pm, then showers likely and possibly a thunderstorm after 2pm. High near 63. Light and variable wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Rain and possibly a thunderstorm before 4am, then rain likely. Low around 41. South wind 6 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Rain likely, then showers and possibly a thunderstorm after 11am. High near 57. South wind 6 to 11 mph increasing to 12 to 17 mph in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Rain, mainly before 11pm. Snow level 5900 feet lowering to 5200 feet after midnight . Low around 37. South southwest wind 8 to 13 mph becoming light and variable in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain likely, mainly after 11am. Snow level 4700 feet rising to 5300 feet in the afternoon. Mostly cloudy, with a high near 50. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 40 percent chance of rain, mainly before 11pm. Snow level 5100 feet. Mostly cloudy, with a low around 38.
Monday
A slight chance of rain. Snow level 4800 feet rising to 5300 feet in the afternoon. Partly sunny, with a high near 54.
Monday Night
Mostly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 60.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
Sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NE Montague CA
 41.82°N 122.41°W (Elev. 2746 ft)
Last Update:
11:26 pm PDT Apr 9, 2026
Forecast Valid:
2am PDT Apr 10, 2026-6pm PDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation