My Profile
  1. Member Settings
  2. My Devices
  3. Sign Out
Log In
    Favorites
        More Settings
      Elev 39 ft, 31.194 °N 81.366 °W

      Sea Island, GA

      St. Simons Station76°
      Updated: 10:51 PM EDT on September 11, 2026 (GMT -4)
      6 minutes ago
      88°
      74°
      76
      Feels Like 78
      Rain Shower
      N
      4
      Similar 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 77°f
         92% Precip. / 0.05 in
        Thunderstorms early, then cloudy skies after midnight. Low 77F. Winds light and variable. Chance of rain 90%. Locally heavy rainfall possible.
        Tomorrow
        Sat 09/12
        High 87°f
         64% Precip. / 0.29 in
        Partly cloudy in the morning. Thunderstorms developing later in the day. High 87F. Winds S at 10 to 15 mph. Chance of rain 60%.
        Tomorrow night
        Sat 09/12
        Low 76°f
         24% Precip. / 0 in
        A stray shower or thunderstorm is possible early. Cloudy skies early will become partly cloudy later at night. Low 76F. Winds SW at 10 to 15 mph.
        Hourly Forecast
        Now
        79°
        11PM
        86%
        79°
        12AM
        62%
        78°
        1AM
        78°
        2AM
        79°
        3AM
        78°
        4AM
        79°
        5AM
        79°
        6AM
        79°
        7AM
        78°
        7:08AM
        Sunrise
        8AM
        79°
        9AM
        80°
        10AM
        82°
        11AM
        85°
        12PM
        86°
        1PM
        32%
        86°
        2PM
        53%
        86°
        3PM
        65%
        85°
        4PM
        36%
        85°
        5PM
        37%
        84°
        6PM
        55%
        84°
        7PM
        33%
        83°
        7:35PM
        Sunset
        8PM
        82°
        9PM
        82°
        10PM
        81°
        Precipitation
        86%
        Storms likely to end around 12:30 AM
        Pollen
        None
        Air Quality
        33
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.99 in
        2. Visibility 7 miles
        3. Clouds Partly Cloudy
        4. Dew Point76°F
        5. Humidity 91%
        6. Rainfall 0.55 in
        7. Snow Depth 0 in
         KSSI Station History
        Almanac for September 12, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 88°F 87°F 95°F 1984
        4. Low 74°F 73°F 62°F 1953
        5. Rain/Snow Depth
        6. Precipitation 0.05 in 3.3 in -
        7. Snow 0 in 0 in -
        Almanac for September 13, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 87°F 86°F 93°F
        4. Low 74°F 73°F 63°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:07 AM 7:34 PM
        3. Civil Twilight 6:43 AM 7:59 PM
        4. Nautical Twilight 6:15 AM 8:27PM
        5. Astronomical Twilight 5:46 AM 8:56 PM
        1. Length of Visible Light 13h 15m
        2. Length of Day 12h 26m
        3. Tomorrow will be 1 minute 52 seconds shorter
        1. Moon 8:34 AM 8:19 PM
        2. Waxing Crescent2% of the Moon is Illuminated
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Precipitation
        Loading…
        Health
        Loading…
        Weather Alerts
        Loading…
        Our AppsAbout UsContactCareersWeather Data APIs
        PWS NetworkWundermap
        Terms of UsePrivacy PolicyCookie NoticeAccessibility StatementAdChoicesData Vendors
        essentialaccessibility.com
        We recognize our responsibility to use data and technology for good. We may use or share your data with our data vendors. Take control of your data.
        Review All Privacy and Ad Settings
        Choose how my information is shared
        Data Rights
        The Weather Company The Weather Channel Weather Underground Storm Radar
        © The Weather Company, LLC 2026
        Glossary