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      Elev 492 ft, 41.850 °N 75.795 °W

      Heart Lake, PA

      Heart Lake Station61°
      Updated: 3:45 AM EDT on August 31, 2026 (GMT -4)
      4 minutes ago
      69°
      60°
      61
      Feels Like 61
      Mostly Cloudy
      N
      1
      Lower temperature is expected today
      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
        Mon 08/31
        High 69°f
        66% Precip. / 0.34 in
        Cloudy with periods of rain. High 69F. Winds light and variable. Chance of rain 70%. Rainfall near a quarter of an inch.
        Tonight
        Mon 08/31
        Low 66°f
        69% Precip. / 0.57 in
        Cloudy with periods of rain. Low 66F. Winds light and variable. Chance of rain 70%. Rainfall around a half an inch.
        Tomorrow
        Tue 09/01
        High 79°f65°f
        68% Precip. / 0.17 in
        Rain showers in the morning with thunderstorms developing in the afternoon. Potential for severe thunderstorms. High 79F. Winds W at 5 to 10 mph. Chance of rain 70%.
        Hourly Forecast
        Now
        62°
        4AM
        62°
        5AM
        61°
        6AM
        61°
        6:27AM
        Sunrise
        7AM
        61°
        8AM
        62°
        9AM
        42%
        62°
        10AM
        52%
        63°
        11AM
        45%
        66°
        12PM
        67%
        66°
        1PM
        62%
        66°
        2PM
        62%
        67°
        3PM
        61%
        67°
        4PM
        59%
        68°
        5PM
        42%
        68°
        6PM
        62%
        68°
        7PM
        58%
        68°
        7:38PM
        Sunset
        8PM
        65%
        68°
        9PM
        67%
        68°
        10PM
        47%
        68°
        11PM
        41%
        68°
        12AM
        48%
        68°
        1AM
        65%
        68°
        2AM
        69%
        68°
        3AM
        46%
        68°
        Precipitation
        69%
        Rain possible after 9 AM
        Pollen
        Grass Pollen
        Low
        Air Quality
        53
        Moderate
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.11 in
        2. Visibility 7 miles
        3. Clouds Mostly Cloudy
        4. Dew Point60°F
        5. Humidity 93%
        6. Rainfall 0.01 in
        7. Snow Depth 0 in
         KCZG Station History
        Almanac for August 31, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 69°F 77°F 94°F 1953
        4. Low 60°F 52°F 34°F 1965
        5. Rain/Snow Depth
        6. Precipitation 0.9 in 3.6 in -
        7. Snow 0 in - in -
        Almanac for September 1, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 80°F 76°F 94°F
        4. Low 60°F 52°F 30°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:28 AM 7:38 PM
        3. Civil Twilight 5:59 AM 8:06 PM
        4. Nautical Twilight 5:24 AM 8:41PM
        5. Astronomical Twilight 4:48 AM 9:16 PM
        1. Length of Visible Light 14h 7m
        2. Length of Day 13h 10m
        3. Tomorrow will be 2 minutes 42 seconds shorter
        1. Moon 9:00 PM 10:12 AM
        2. Waning Gibbous83% of the Moon is Illuminated
        Sep 4
        Waning Half Last Qtr
        Sep 10
        New Moon
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Precipitation
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