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      Elev 1601 ft, 41.004 °N 78.108 °W

      Grassflat, PA

      Grassflat Station68°
      Updated: 1:02 AM EDT on September 5, 2026 (GMT -4)
      2 minutes ago
      73°
      67°
      68
      Feels Like 68
      Cloudy
      N
      3
      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
        Tonight
        Fri 09/04
        Low 62°f
         9% Precip. / 0 in
        Cloudy. Low 62F. Winds light and variable.
        Tomorrow
        Sat 09/05
        High 77°f
         10% Precip. / 0 in
        Cloudy skies early, followed by partial clearing. High 77F. Winds N at 5 to 10 mph.
        Tomorrow night
        Sat 09/05
        Low 53°f
         20% Precip. / 0 in
        Mostly clear skies. Low 53F. Winds light and variable.
        Hourly Forecast
        Now
        69°
        2AM
        68°
        3AM
        68°
        4AM
        67°
        5AM
        64°
        6AM
        63°
        6:43AM
        Sunrise
        7AM
        63°
        8AM
        64°
        9AM
        65°
        10AM
        67°
        11AM
        69°
        12PM
        72°
        1PM
        73°
        2PM
        74°
        3PM
        75°
        4PM
        75°
        5PM
        75°
        6PM
        73°
        7PM
        71°
        7:38PM
        Sunset
        8PM
        68°
        9PM
        65°
        10PM
        63°
        11PM
        61°
        12AM
        60°
        1AM
        59°
        Precipitation
        12%
        Pollen
        Grass Pollen
        Low
        Air Quality
        33
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.91 in
        2. Visibility 10 miles
        3. Clouds Cloudy
        4. Dew Point67°F
        5. Humidity 92%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KPSB Station History
        Almanac for September 5, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 73°F 73°F 88°F 1954
        4. Low 67°F 53°F 32°F 1974
        5. Rain/Snow Depth
        6. Precipitation 0 in 0.15 in -
        7. Snow 0 in - in -
        Almanac for September 6, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 79°F 72°F 88°F
        4. Low 67°F 53°F 32°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:43 AM 7:38 PM
        3. Civil Twilight 6:15 AM 8:06 PM
        4. Nautical Twilight 5:41 AM 8:39PM
        5. Astronomical Twilight 5:07 AM 9:13 PM
        1. Length of Visible Light 13h 51m
        2. Length of Day 12h 55m
        3. Tomorrow will be 2 minutes 39 seconds shorter
        1. Moon - 4:16 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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