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      Elev 2634 ft, 41.739 °N 122.645 °W

      Klamath River, CA

      Updated: 10:54 PM PDT on September 23, 2026 (GMT -7)
      8 minutes ago
      86°
      42°
      57
      Feels Like 57
      Clear
      N
      1
      Similar temperature is expected tomorrow
      Wundermap
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Tonight
        Thu 09/24
        Low 49°f
        1% Precip. / 0 in
        A few passing clouds. Low 49F. Winds light and variable.
        Tomorrow
        Fri 09/25
        High 85°f
        1% Precip. / 0 in
        Sunshine and clouds mixed. High near 85F. E winds shifting to W at 10 to 15 mph.
        Tomorrow night
        Fri 09/25
        Low 52°f
        37% Precip. / 0.01 in
        Considerable cloudiness. Occasional rain showers later at night. Low 52F. Winds W at 5 to 10 mph. Chance of rain 40%.
        Hourly Forecast
        Now
        61°
        11PM
        61°
        12AM
        59°
        1AM
        57°
        2AM
        56°
        3AM
        54°
        4AM
        53°
        5AM
        52°
        6AM
        51°
        7AM
        50°
        7:01AM
        Sunrise
        8AM
        52°
        9AM
        59°
        10AM
        65°
        11AM
        71°
        12PM
        75°
        1PM
        78°
        2PM
        81°
        3PM
        83°
        4PM
        83°
        5PM
        83°
        6PM
        80°
        7PM
        76°
        7:04PM
        Sunset
        8PM
        72°
        9PM
        69°
        10PM
        67°
        Additional Conditions
        1. Pressure 29.97 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point36°F
        5. Humidity 40%
        6. Rainfall 0 in
        7. Snow Depth 0 in
        KSIY Station History
        Almanac for September 24, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 86°F 82°F 97°F 2009
        4. Low 42°F 45°F 20°F 1917
        5. Rain/Snow Depth
        6. Precipitation 0 in 3 in -
        7. Snow 0 in 0 in -
        Almanac for September 25, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 85°F 81°F 97°F
        4. Low 42°F 44°F 26°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:01 AM 7:04 PM
        3. Civil Twilight 6:33 AM 7:32 PM
        4. Nautical Twilight 6:00 AM 8:04PM
        5. Astronomical Twilight 5:27 AM 8:37 PM
        1. Length of Visible Light 12h 59m
        2. Length of Day 12h 3m
        3. Tomorrow will be 2 minutes 48 seconds shorter
        1. Moon 6:09 PM 4:47 AM
        2. Waxing Gibbous96% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Nearby Weather Stations
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