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      Flood Watch
      until 2:00 PM EDT
      Elev 26 ft, 41.063 °N 72.332 °W

      Shelter Island, NY

      Montclair Colony Station76°
      Updated: 4:41 PM EDT on September 12, 2026 (GMT -4)
      3 minutes ago
      78°
      56°
      76
      Feels Like 76
      Sunny
      N
      8
      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
        Sat 09/12
        Low 64°f
         66% Precip. / 0.14 in
        Some clouds early with showers likely late, and a thunderstorm is possible. Low 64F. Winds SE at 5 to 10 mph. Chance of rain 70%.
        Tomorrow
        Sun 09/13
        High 74°f
         100% Precip. / 0.83 in
        Thunderstorms likely. High 74F. Winds SSW at 10 to 15 mph. Chance of rain 100%. Localized flooding is possible.
        Tomorrow night
        Sun 09/13
        Low 65°f
         22% Precip. / 0 in
        Partly cloudy skies. Low near 65F. Winds W at 5 to 10 mph.
        Hourly Forecast
        Now
        76°
        5PM
        75°
        6PM
        73°
        7PM
        70°
        7:03PM
        Sunset
        8PM
        67°
        9PM
        66°
        10PM
        65°
        11PM
        65°
        12AM
        66°
        1AM
        66°
        2AM
        66°
        3AM
        66°
        4AM
        67°
        5AM
        63%
        68°
        6AM
        66%
        68°
        6:27AM
        Sunrise
        7AM
        72%
        69°
        8AM
        81%
        71°
        9AM
        87%
        72°
        10AM
        91%
        73°
        11AM
        100%
        74°
        12PM
        96%
        74°
        1PM
        90%
        73°
        2PM
        57%
        73°
        3PM
        31%
        74°
        4PM
        74°
        Precipitation
        100%
        Pollen
        None
        Air Quality
        42
        Good
        UV Index
        1
        Low
        Additional Conditions
        1. Pressure 30.1 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point56°F
        5. Humidity 50%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KJPX Station History
        Almanac for September 12, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 78°F 74°F 86°F 1961
        4. Low 56°F 60°F 48°F 1977
        5. Rain/Snow Depth
        6. Precipitation 0.14 in 0.12 in -
        7. Snow 0 in - in -
        Almanac for September 13, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 74°F 74°F 84°F
        4. Low 56°F 60°F 45°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:26 AM 7:03 PM
        3. Civil Twilight 5:59 AM 7:31 PM
        4. Nautical Twilight 5:26 AM 8:03PM
        5. Astronomical Twilight 4:52 AM 8:37 PM
        1. Length of Visible Light 13h 31m
        2. Length of Day 12h 36m
        3. Tomorrow will be 2 minutes 41 seconds shorter
        1. Moon 8:03 AM 7:33 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
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