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      Extreme Heat Warning
      until 8:00 PM PDT
      Elev 36 ft, 33.702 °N 117.969 °W

      Fountain Valley, CA

      Talbert Station89°
      Updated: 3:27 PM PDT on September 10, 2026 (GMT -7)
      6 minutes ago
      93°
      75°
      89
      Feels Like 92
      Fair
      N
      11
      Gusts 17 mph
      Lower 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
        Fri 09/11
        Low 73°f
         5% Precip. / 0 in
        Mainly clear. Low 73F. Winds S at 10 to 15 mph.
        Tomorrow
        Sat 09/12
        High 86°f
         5% Precip. / 0 in
        Mostly sunny skies. High 86F. Winds S at 5 to 10 mph.
        Tomorrow night
        Sat 09/12
        Low 71°f
         7% Precip. / 0 in
        Partly cloudy skies during the evening will give way to cloudy skies overnight. Low 71F. Winds S at 5 to 10 mph.
        Hourly Forecast
        Now
        89°
        4PM
        88°
        5PM
        85°
        6PM
        83°
        7PM
        80°
        7:04PM
        Sunset
        8PM
        78°
        9PM
        77°
        10PM
        76°
        11PM
        77°
        12AM
        76°
        1AM
        76°
        2AM
        75°
        3AM
        75°
        4AM
        75°
        5AM
        74°
        6AM
        74°
        6:32AM
        Sunrise
        7AM
        74°
        8AM
        76°
        9AM
        79°
        10AM
        81°
        11AM
        83°
        12PM
        85°
        1PM
        85°
        2PM
        85°
        3PM
        85°
        Precipitation
        8%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        31
        Good
        UV Index
        5
        Moderate
        Additional Conditions
        1. Pressure 29.83 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point65°F
        5. Humidity 46%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KSNA Station History
        Almanac for September 10, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 93°F 85°F 100°F 1948
        4. Low 75°F 65°F 46°F 1933
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.4 in -
        7. Snow 0 in 0 in -
        Almanac for September 11, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 86°F 85°F 102°F
        4. Low 75°F 65°F 46°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:31 AM 7:04 PM
        3. Civil Twilight 6:06 AM 7:30 PM
        4. Nautical Twilight 5:37 AM 7:59PM
        5. Astronomical Twilight 5:07 AM 8:29 PM
        1. Length of Visible Light 13h 23m
        2. Length of Day 12h 33m
        3. Tomorrow will be 2 minutes 3 seconds shorter
        1. Moon 6:00 AM 6:51 PM
        2. New0% 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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