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      Small Craft Advisory
      until 6:00 PM EST
      Elev 177 ft, 40.920 °N 73.069 °W

      Port Jefferson Station, NY

      Port Jefferson Station Station42°

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          Current Conditions

          Port Jefferson Station Station · updated

          42°F
          48° 39°
          Showers in Vicinity Feels Like 42°
          NNE 16 mph Wind, gusts 27 mph
          Lower temperature is expected today
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          Now
          Radar debug
            Hyper-local data from Weather Underground's network of
            400,000+ personal weather stations worldwide
            Today
            Fri 11/13
            High 44°f
             91% Precip. / 0.25 in
            Rain early...then remaining cloudy with showers in the afternoon. High 44F. Winds N at 15 to 25 mph. Chance of rain 90%. Rainfall near a quarter of an inch. Higher wind gusts possible.
            Tonight
            Fri 11/13
            Low 35°f
             19% Precip. / 0 in
            Cloudy. Low near 35F. Winds NNW at 5 to 10 mph.
            Tomorrow
            Sat 11/14
            High 47°f37°f
             3% Precip. / 0 in
            Partly cloudy skies during the morning hours will become overcast in the afternoon. High 47F. Winds NW at 10 to 20 mph.
            Hourly Forecast
            Now
            41°
            10AM
            87%
            42°
            11AM
            85%
            42°
            12PM
            75%
            42°
            1PM
            64%
            44°
            2PM
            54%
            43°
            3PM
            41%
            43°
            4PM
            36%
            44°
            4:35PM
            Sunset
            5PM
            37%
            42°
            6PM
            41°
            7PM
            41°
            8PM
            41°
            9PM
            41°
            10PM
            40°
            11PM
            40°
            12AM
            40°
            1AM
            39°
            2AM
            38°
            3AM
            38°
            4AM
            38°
            5AM
            37°
            6AM
            36°
            6:38AM
            Sunrise
            7AM
            36°
            8AM
            39°
            9AM
            40°
            Precipitation
            87%
            Rain likely to continue
            Pollen
            Ragweed Pollen
            Low
            Air Quality
            26
            Good
            UV Index
            0
            Low
            Additional Conditions
            1. Pressure 29.56 in
            2. Visibility 7 miles
            3. Clouds Cloudy
            4. Dew Point39°F
            5. Humidity 92%
            6. Rainfall 1.07 in
            7. Snow Depth 0 in
             KISP Station History
            Almanac for November 13, 2026
            1. Forecast Average Record
            2. Temperature
            3. High 48°F 54°F 75°F 1945
            4. Low 39°F 40°F 20°F 1995
            5. Rain/Snow Depth
            6. Precipitation 0.25 in - in -
            7. Snow 0 in - in -
            Almanac for November 14, 2026
            1. Forecast Average Record
            2. Temperature
            3. High 47°F 54°F 74°F
            4. Low 35°F 40°F 20°F
            Astronomy
            1. Sun Rise Set
            2. Actual Time 6:37 AM 4:35 PM
            3. Civil Twilight 6:07 AM 5:04 PM
            4. Nautical Twilight 5:34 AM 5:37PM
            5. Astronomical Twilight 5:02 AM 6:10 PM
            1. Length of Visible Light 10h 56m
            2. Length of Day 9h 58m
            3. Tomorrow will be 2 minutes 3 seconds shorter
            1. Moon 10:47 AM 7:40 PM
            2. Waxing Crescent16% of the Moon is Illuminated
            Nov 17
            Waxing Half First Qtr
            Nov 24
            Full Moon
            Dec 1
            Waning Half Last Qtr
            Dec 8
            New Moon
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