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      Lake Wind Advisory
      until 11:00 PM PDT
      Elev 4948 ft, 39.667 °N 120.427 °W

      Calpine, CA

      Calpine Station67°
      Updated: 3:20 PM PDT on September 6, 2026 (GMT -7)
      4 minutes ago
      68°
      45°
      67
      Feels Like 67
      Sunny
      N
      16
      Gusts 29 mph
      Higher temperature is expected tomorrow
      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
        Mon 09/07
        Low 40°f
         4% Precip. / 0 in
        A clear sky. Low around 40F. SW winds at 10 to 20 mph, decreasing to less than 5 mph.
        Tomorrow
        Tue 09/08
        High 76°f
         4% Precip. / 0 in
        Sunny. High 76F. Winds SSE at 5 to 10 mph.
        Tomorrow night
        Tue 09/08
        Low 44°f
         1% Precip. / 0 in
        Clear. Low 44F. Winds light and variable.
        Hourly Forecast
        Now
        67°
        4PM
        66°
        5PM
        65°
        6PM
        64°
        7PM
        60°
        7:24PM
        Sunset
        8PM
        56°
        9PM
        53°
        10PM
        51°
        11PM
        50°
        12AM
        48°
        1AM
        46°
        2AM
        45°
        3AM
        43°
        4AM
        42°
        5AM
        41°
        6AM
        41°
        6:35AM
        Sunrise
        7AM
        41°
        8AM
        46°
        9AM
        52°
        10AM
        58°
        11AM
        63°
        12PM
        67°
        1PM
        70°
        2PM
        73°
        3PM
        74°
        Precipitation
        5%
        Pollen
        Grass Pollen
        Low
        Air Quality
        31
        Good
        UV Index
        5
        Moderate
        Additional Conditions
        1. Pressure 29.87 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point38°F
        5. Humidity 35%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KTRK Station History
        Almanac for September 6, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 68°F 82°F 99°F 2022
        4. Low 45°F 39°F 21°F 1920
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.5 in -
        7. Snow 0 in 0 in -
        Almanac for September 7, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 76°F 82°F 99°F
        4. Low 45°F 39°F 24°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:34 AM 7:24 PM
        3. Civil Twilight 6:07 AM 7:51 PM
        4. Nautical Twilight 5:34 AM 8:24PM
        5. Astronomical Twilight 5:01 AM 8:57 PM
        1. Length of Visible Light 13h 44m
        2. Length of Day 12h 49m
        3. Tomorrow will be 2 minutes 33 seconds shorter
        1. Moon 1:08 AM 4:57 PM
        2. Waning Crescent27% of the Moon is Illuminated
        Sep 10
        New Moon
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Precipitation
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