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      Elev 1378 ft, 41.754 °N 74.778 °W

      Swan Lake, NY

      Sullivan County Intl Airport Station60°
      Updated: 10:28 PM EDT on September 20, 2026 (GMT -4)
      8 minutes ago
      63°
      52°
      60
      Feels Like 60
      Mostly Cloudy
      N
      2
      Similar 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
        Sun 09/20
        Low 50°f
         20% Precip. / 0 in
        Partly cloudy early followed by cloudy skies overnight. Low around 50F. Winds light and variable.
        Tomorrow
        Mon 09/21
        High 66°f
         19% Precip. / 0 in
        A mix of clouds and sun early, then becoming cloudy later in the day. High 66F. Winds NE at 5 to 10 mph.
        Tomorrow night
        Mon 09/21
        Low 48°f
         19% Precip. / 0 in
        Cloudy. Low 48F. Winds light and variable.
        Hourly Forecast
        Now
        60°
        11PM
        60°
        12AM
        59°
        1AM
        59°
        2AM
        57°
        3AM
        56°
        4AM
        55°
        5AM
        54°
        6AM
        52°
        6:45AM
        Sunrise
        7AM
        51°
        8AM
        53°
        9AM
        55°
        10AM
        58°
        11AM
        61°
        12PM
        62°
        1PM
        63°
        2PM
        64°
        3PM
        64°
        4PM
        64°
        5PM
        63°
        6PM
        61°
        6:58PM
        Sunset
        7PM
        59°
        8PM
        56°
        9PM
        55°
        10PM
        53°
        Precipitation
        20%
        Pollen
        None
        Air Quality
        13
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.97 in
        2. Visibility 10 miles
        3. Clouds Cloudy
        4. Dew Point59°F
        5. Humidity 96%
        6. Rainfall 0.38 in
        7. Snow Depth 0 in
         KMSV Station History
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 63°F 68°F 89°F 1983
        4. Low 52°F 47°F 28°F 1993
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 66°F 68°F 86°F
        4. Low 52°F 46°F 23°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:45 AM 6:57 PM
        3. Civil Twilight 6:17 AM 7:25 PM
        4. Nautical Twilight 5:45 AM 7:58PM
        5. Astronomical Twilight 5:11 AM 8:31 PM
        1. Length of Visible Light 13h 7m
        2. Length of Day 12h 12m
        3. Tomorrow will be 2 minutes 47 seconds shorter
        1. Moon 4:40 PM 1:08 AM
        2. Waxing Gibbous77% 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
        Precipitation
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