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      Small Craft Advisory
      until 3:00 PM PDT
      Elev 174 ft, 38.437 °N 122.710 °W

      Santa Rosa, CA

      Santa Rosa Station56°
      Updated: 3:08 AM PDT on September 21, 2026 (GMT -7)
      4 minutes ago
      76°
      53°
      56
      Feels Like 56
      Mostly Cloudy
      N
      3
      Same temperature is expected today
      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 09/21
        Low 52°f
         15% Precip. / 0 in
        Cloudy skies. Low 52F. Winds light and variable.
        Tomorrow
        Tue 09/22
        High 75°f
         19% Precip. / 0 in
        Partly cloudy skies. High around 75F. Winds SSW at 5 to 10 mph.
        Tomorrow night
        Tue 09/22
        Low 52°f
         24% Precip. / 0 in
        Partly cloudy during the evening followed by cloudy skies overnight. Expect mist and reduced visibilities at times. Low 52F. Winds S at 5 to 10 mph.
        Hourly Forecast
        Now
        57°
        4AM
        57°
        5AM
        56°
        6AM
        56°
        6:57AM
        Sunrise
        7AM
        15%
        53°
        8AM
        54°
        9AM
        55°
        10AM
        56°
        11AM
        59°
        12PM
        64°
        1PM
        70°
        2PM
        74°
        3PM
        74°
        4PM
        73°
        5PM
        70°
        6PM
        67°
        7PM
        63°
        7:08PM
        Sunset
        8PM
        59°
        9PM
        57°
        10PM
        56°
        11PM
        55°
        12AM
        55°
        1AM
        54°
        2AM
        54°
        3AM
        54°
        Precipitation
        24%
        Pollen
        Ragweed Pollen
        High
        Air Quality
        41
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.9 in
        2. Visibility 8 miles
        3. Clouds Cloudy
        4. Dew Point54°F
        5. Humidity 88%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KSTS Station History
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 76°F 84°F 105°F 1939
        4. Low 53°F 51°F 32°F 1915
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 74°F 84°F 105°F
        4. Low 53°F 51°F 30°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:57 AM 7:09 PM
        3. Civil Twilight 6:31 AM 7:35 PM
        4. Nautical Twilight 6:00 AM 8:06PM
        5. Astronomical Twilight 5:28 AM 8:37 PM
        1. Length of Visible Light 13h 4m
        2. Length of Day 12h 11m
        3. Tomorrow will be 2 minutes 28 seconds shorter
        1. Moon 4:46 PM 1:40 AM
        2. Waxing Gibbous78% 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
        Precipitation
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