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      Small Craft Advisory
      until 6:00 PM EDT
      Elev 20 ft, 40.724 °N 73.212 °W

      Islip, NY

      Islip Station56°
      Updated: 7:06 PM EDT on October 15, 2026 (GMT -4)
      7 minutes ago
      66°
      54°
      56
      Feels Like 56
      Clear
      N
      4
      Higher temperature is expected tomorrow
      Wundermap

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       Wundermap
      50
      50
      575
      90
      50
      7
      0 mph
      50
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      50
      50
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      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Tonight
        Thu 10/15
        Low 54°f
         45% Precip. / 0.01 in
        Partly cloudy skies this evening. Increasing clouds with periods of showers late. Low 54F. Winds SSE at 10 to 15 mph. Chance of rain 50%.
        Tomorrow
        Fri 10/16
        High 69°f
         79% Precip. / 0.12 in
        Cloudy. Periods of rain early. High 69F. Winds SSW at 10 to 20 mph. Chance of rain 80%.
        Tomorrow night
        Fri 10/16
        Low 48°f
         77% Precip. / 0.3 in
        Thunderstorms during the evening followed by occasional showers overnight. Potential for severe thunderstorms. Low 48F. Winds WNW at 10 to 20 mph. Chance of rain 80%.
        Hourly Forecast
        Now
        56°
        8PM
        55°
        9PM
        56°
        10PM
        56°
        11PM
        57°
        12AM
        57°
        1AM
        58°
        2AM
        59°
        3AM
        59°
        4AM
        60°
        5AM
        61°
        6AM
        45%
        62°
        7AM
        54%
        62°
        7:05AM
        Sunrise
        8AM
        78%
        62°
        9AM
        79%
        64°
        10AM
        58%
        65°
        11AM
        39%
        66°
        12PM
        67°
        1PM
        67°
        2PM
        68°
        3PM
        69°
        4PM
        68°
        5PM
        68°
        6PM
        67°
        6:10PM
        Sunset
        7PM
        65%
        67°
        Precipitation
        79%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        24
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.19 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point48°F
        5. Humidity 75%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KISP Station History
        Almanac for October 15, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 66°F 64°F 81°F 1990
        4. Low 54°F 48°F 33°F 1979
        5. Rain/Snow Depth
        6. Precipitation 0.01 in 3.6 in -
        7. Snow 0 in 0 in -
        Almanac for October 16, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 70°F 64°F 80°F
        4. Low 57°F 47°F 33°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:04 AM 6:12 PM
        3. Civil Twilight 6:36 AM 6:40 PM
        4. Nautical Twilight 6:04 AM 7:11PM
        5. Astronomical Twilight 5:33 AM 7:43 PM
        1. Length of Visible Light 12h 3m
        2. Length of Day 11h 8m
        3. Tomorrow will be 2 minutes 36 seconds shorter
        1. Moon 12:18 PM 8:58 PM
        2. Waxing Crescent23% of the Moon is Illuminated
        Oct 18
        Waxing Half First Qtr
        Oct 26
        Full Moon
        Nov 1
        Waning Half Last Qtr
        Nov 9
        New Moon
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