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      Elev 26 ft, 40.706 °N 73.295 °W

      West Islip, NY

      West Islip Station78°
      Updated: 5:14 PM EDT on September 5, 2026 (GMT -4)
      9 minutes ago
      82°
      67°
      78
      Feels Like 79
      Mostly Cloudy
      N
      7
      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 09/05
        Low 63°f
         40% Precip. / 0.47 in
        Partly cloudy skies this evening will give way to occasional showers overnight. Low 63F. Winds NE at 5 to 10 mph. Chance of rain 40%.
        Tomorrow
        Sun 09/06
        High 72°f
         17% Precip. / 0 in
        Considerable clouds early. Some decrease in clouds later in the day. High 72F. Winds NE at 5 to 10 mph.
        Tomorrow night
        Sun 09/06
        Low 59°f
         13% Precip. / 0 in
        A mostly clear sky. Low 59F. Winds light and variable.
        Hourly Forecast
        Now
        80°
        6PM
        79°
        7PM
        76°
        7:19PM
        Sunset
        8PM
        74°
        9PM
        71°
        10PM
        70°
        11PM
        69°
        12AM
        68°
        1AM
        32%
        68°
        2AM
        40%
        67°
        3AM
        39%
        66°
        4AM
        65°
        5AM
        64°
        6AM
        64°
        6:25AM
        Sunrise
        7AM
        64°
        8AM
        66°
        9AM
        68°
        10AM
        69°
        11AM
        70°
        12PM
        71°
        1PM
        71°
        2PM
        71°
        3PM
        71°
        4PM
        71°
        5PM
        70°
        Precipitation
        40%
        Pollen
        Grass Pollen
        Low
        Air Quality
        26
        Good
        UV Index
        1
        Low
        Additional Conditions
        1. Pressure 29.8 in
        2. Visibility 10 miles
        3. Clouds Mostly Cloudy
        4. Dew Point59°F
        5. Humidity 48%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KFRG Station History
        Almanac for September 5, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 82°F 81°F 90°F 2009
        4. Low 67°F 64°F 47°F 1982
        5. Rain/Snow Depth
        6. Precipitation 0.47 in - in -
        7. Snow 0 in - in -
        Almanac for September 6, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 71°F 80°F 86°F
        4. Low 67°F 64°F 49°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:24 AM 7:18 PM
        3. Civil Twilight 5:56 AM 7:46 PM
        4. Nautical Twilight 5:23 AM 8:19PM
        5. Astronomical Twilight 4:48 AM 8:53 PM
        1. Length of Visible Light 13h 50m
        2. Length of Day 12h 54m
        3. Tomorrow will be 2 minutes 37 seconds shorter
        1. Moon - 3:54 PM
        2. Waning Crescent40% 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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