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.

Fair

74°F

23°C

Humidity 82%
Wind Speed N 3 mph
Barometer 29.88 in (1011.5 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 5 Sep 12:53 am EDT
Extended Forecast for

East Petersburg PA

  • Overnight

    Overnight: A chance of showers, mainly before 2am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 68. Calm wind becoming north around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 68 °F

    Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: Partly sunny, with a high near 81. North wind 3 to 8 mph.

    High: 81 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. North wind 3 to 5 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 79. Northeast wind 5 to 7 mph.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 1am. Otherwise, mostly clear, with a low around 56. Light east wind.

    Low: 56 °F

    Mostly Clear
    then Patchy
    Fog

  • Labor Day

    Labor Day: Patchy fog before 9am. Otherwise, sunny, with a high near 80.

    High: 80 °F

    Patchy Fog
    then Sunny

  • Monday Night

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

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers, mainly before 2am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 68. Calm wind becoming north around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Partly sunny, with a high near 81. North wind 3 to 8 mph.
Saturday Night
Mostly clear, with a low around 58. North wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 79. Northeast wind 5 to 7 mph.
Sunday Night
Patchy fog after 1am. Otherwise, mostly clear, with a low around 56. Light east wind.
Labor Day
Patchy fog before 9am. Otherwise, sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 69.
Thursday
Mostly sunny, with a high near 86. Breezy.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 78.
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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:
10:21 pm EDT Sep 4, 2026
Forecast Valid:
1am EDT Sep 5, 2026-6pm EDT Sep 11, 2026
 
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