National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Lancaster, Lancaster Airport (KLNS)

Lat: 40.12°NLon: 76.29°WElev: 397ft.

Mostly Cloudy

70°F

21°C

Humidity 79%
Wind Speed NW 7 mph
Barometer 29.93 in (1013.3 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 21 Aug 5:53 pm EDT
Extended Forecast for

East Petersburg PA

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 57. Northeast wind 5 to 10 mph becoming light north after midnight.

    Low: 57 °F

    Gradual
    Clearing

  • Friday

    Friday: Sunny, with a high near 83. North wind 3 to 5 mph.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 58. Calm wind.

    Low: 58 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 84. Light south wind increasing to 6 to 11 mph in the morning.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 65. South wind around 9 mph. Chance of precipitation is 20%.

    Low: 65 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers before 8am. Mostly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 57. Northeast wind 5 to 10 mph becoming light north after midnight.
Friday
Sunny, with a high near 83. North wind 3 to 5 mph.
Friday Night
Clear, with a low around 58. Calm wind.
Saturday
Sunny, with a high near 84. Light south wind increasing to 6 to 11 mph in the morning.
Saturday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 65. South wind around 9 mph. Chance of precipitation is 20%.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Monday
A chance of showers before 8am. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
East Petersburg PA
 40.11°N 76.35°W (Elev. 377 ft)
Last Update:
12:24 pm EDT Aug 21, 2025
Forecast Valid:
6pm EDT Aug 21, 2025-6pm EDT Aug 28, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation