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      Elev 118 ft, 40.860 °N 73.200 °W

      Smithtown, NY

      Updated: 10:45 AM EDT on September 25, 2026 (GMT -4)
      10 minutes ago
      68°
      55°
      62
      Feels Like 62
      Partly Cloudy/Wind
      N
      23
      Gusts 42 mph
      Similar temperature is expected today
      Wundermap
      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
        Today
        Fri 09/25
        High 68°f
        34% Precip. / 0.01 in
        Windy. A mix of clouds and sun giving way to showers this afternoon. High 68F. Winds NNE at 25 to 35 mph. Chance of rain 30%. Coastal flooding possible at high tide.
        Tonight
        Fri 09/25
        Low 56°f
        93% Precip. / 0.41 in
        Rain and wind. Low 56F. Winds NNE at 25 to 35 mph. Chance of rain 90%. Rainfall around a half an inch. Coastal flooding possible at high tide.
        Tomorrow
        Sat 09/26
        High 61°f57°f
        79% Precip. / 0.88 in
        Cloudy and windy with periods of rain. High 61F. Winds NNE at 25 to 35 mph. Chance of rain 80%. Rainfall may reach one inch. Coastal flooding possible at high tide.
        Hourly Forecast
        Now
        61°
        11AM
        62°
        12PM
        64°
        1PM
        65°
        2PM
        67°
        3PM
        67°
        4PM
        67°
        5PM
        66°
        6PM
        35%
        66°
        6:44PM
        Sunset
        7PM
        51%
        64°
        8PM
        45%
        63°
        9PM
        55%
        62°
        10PM
        66%
        60°
        11PM
        50%
        59°
        12AM
        66%
        59°
        1AM
        69%
        59°
        2AM
        52%
        58°
        3AM
        68%
        58°
        4AM
        88%
        57°
        5AM
        93%
        57°
        6AM
        80%
        57°
        6:44AM
        Sunrise
        7AM
        79%
        57°
        8AM
        79%
        58°
        9AM
        76%
        59°
        10AM
        78%
        59°
        Additional Conditions
        1. Pressure 30.09 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point43°F
        5. Humidity 52%
        6. Rainfall 0 in
        7. Snow Depth 0 in
        KISP Station History
        Almanac for September 25, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 68°F 72°F 87°F 2010
        4. Low 55°F 56°F 38°F 1963
        5. Rain/Snow Depth
        6. Precipitation 0.43 in 3 in -
        7. Snow 0 in 0 in -
        Almanac for September 26, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 61°F 71°F 85°F
        4. Low 55°F 55°F 40°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:43 AM 6:44 PM
        3. Civil Twilight 6:16 AM 7:12 PM
        4. Nautical Twilight 5:44 AM 7:43PM
        5. Astronomical Twilight 5:11 AM 8:16 PM
        1. Length of Visible Light 12h 56m
        2. Length of Day 12h 1m
        3. Tomorrow will be 2 minutes 42 seconds shorter
        1. Moon 6:08 PM 5:28 AM
        2. Waxing Gibbous99% 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
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