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

46°F

8°C

Humidity 93%
Wind Speed E 4 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 09 Apr 11:35 PM PDT
Extended Forecast for

3 Miles SSW Fort Jones CA

  • Tonight

    Tonight: Partly cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: A chance of rain and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 62. Light and variable wind becoming south 6 to 11 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Chance
    T-storms then
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 9pm. Low around 40. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 40 °F

    Showers then
    Chance Rain

  • Saturday

    Saturday: Rain likely, then showers and possibly a thunderstorm after 11am. High near 54. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 54 °F

    Showers

  • Saturday Night

    Saturday Night: Rain, mainly before 11pm. Snow level 5600 feet lowering to 5000 feet after midnight . Low around 37. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain then
    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly after 11am. Snow level 4600 feet rising to 5300 feet in the afternoon. Mostly cloudy, with a high near 51. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Rain Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of rain before 11pm. Snow level 5500 feet lowering to 4900 feet. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain
    then Mostly
    Cloudy

  • Monday

    Monday: A slight chance of rain. Snow level 4700 feet rising to 5400 feet in the afternoon. Partly sunny, with a high near 56.

    High: 56 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 43. Calm wind.
Friday
A chance of rain and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 62. Light and variable wind becoming south 6 to 11 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before 8pm, then rain likely, mainly between 8pm and 9pm. Low around 40. South wind around 5 mph becoming calm in the evening. 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 54. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Rain, mainly before 11pm. Snow level 5600 feet lowering to 5000 feet after midnight . Low around 37. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain likely, mainly after 11am. Snow level 4600 feet rising to 5300 feet in the afternoon. Mostly cloudy, with a high near 51. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A 30 percent chance of rain before 11pm. Snow level 5500 feet lowering to 4900 feet. Mostly cloudy, with a low around 36.
Monday
A slight chance of rain. Snow level 4700 feet rising to 5400 feet in the afternoon. Partly sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 62.
Tuesday Night
Partly cloudy, with a low around 35.
Wednesday
Mostly sunny, with a high near 61.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
Mostly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Fort Jones CA
 41.56°N 122.84°W (Elev. 2733 ft)
Last Update:
11:26 pm PDT Apr 9, 2026
Forecast Valid:
11pm PDT Apr 9, 2026-6pm PDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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