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

Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Hazardous Weather Conditions

Current conditions at

NOTCHKO (NTCC1)

Lat: 41.28972°NLon: 123.8575°WElev: 477.0ft.

NA

44°F

7°C

Humidity 100%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 23 Dec 11:45 PM PST
Extended Forecast for

Klamath CA

Flood Watch December 24, 12:49am until December 26, 10:00pm
High Wind Watch December 25, 12:00am until December 25, 07:00pm
High Wind Warning until December 24, 09:00am
Click here for hazard details and duration
Flood Watch
High Wind Watch
High Wind Warning
  •  
    Flood Watch December 24, 12:49am until December 26, 10:00pm
    High Wind Warning until December 24, 09:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 43 °F

    Rain and
    Windy

  • Wednesday

    Wednesday: Rain, mainly before 10am. High near 56. Very windy, with a south southwest wind 22 to 32 mph decreasing to 5 to 15 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Rain and Very
    Windy then
    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 44. Light east wind becoming east southeast 5 to 9 mph in the evening. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 44 °F

    Rain

  • Christmas Day

    Christmas Day: Rain. High near 54. Breezy, with a south wind 13 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Rain and
    Breezy

  • Thursday Night

    Thursday Night: Rain. Low around 41. South southeast wind 8 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Rain

  • Friday

    Friday: Rain, mainly before 4pm. High near 50. East southeast wind around 7 mph becoming north in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Rain

  • Friday Night

    Friday Night: A 50 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 35. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance Rain
    then Slight
    Chance Rain

  • Saturday

    Saturday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

Detailed Forecast

Overnight
Rain. Low around 43. Windy, with a southeast wind 18 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain, mainly before 10am. High near 56. Very windy, with a south southwest wind 22 to 32 mph decreasing to 5 to 15 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain. Low around 44. Light east wind becoming east southeast 5 to 9 mph in the evening. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Christmas Day
Rain. High near 54. Breezy, with a south wind 13 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 41. South southeast wind 8 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain, mainly before 4pm. High near 50. East southeast wind around 7 mph becoming north in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
A 50 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 35. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 52.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Sunny, with a high near 58.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Klamath CA
 41.52°N 124.02°W (Elev. 197 ft)
Last Update:
1:10 pm PST Dec 23, 2025
Forecast Valid:
12am PST Dec 24, 2025-6pm PST Dec 30, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation