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

79°F

26°C

Humidity 65%
Wind Speed W 10 mph
Barometer 29.90 in (1012.2 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 14 Oct 2:53 pm EDT
Extended Forecast for

East Petersburg PA

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms before 4pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 83. West wind around 9 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 54. North wind around 8 mph.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 66. North wind around 6 mph becoming light and variable in the afternoon.

    High: 66 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely, mainly after 2am. Cloudy, with a low around 57. Southeast wind 6 to 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: Showers, with thunderstorms also possible after 5pm. High near 81. Southwest wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Slight Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers. Low around 45. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    Showers then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 54. Breezy.

    High: 54 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Areas of frost after 3am. Otherwise, mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear
    then Areas
    Frost

  • Sunday

    Sunday: Areas of frost before 9am. Otherwise, sunny, with a high near 58.

    High: 58 °F

    Areas Frost
    then Sunny

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms before 4pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 83. West wind around 9 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly cloudy, with a low around 54. North wind around 8 mph.
Thursday
Mostly sunny, with a high near 66. North wind around 6 mph becoming light and variable in the afternoon.
Thursday Night
Showers likely, mainly after 2am. Cloudy, with a low around 57. Southeast wind 6 to 10 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers, with thunderstorms also possible after 5pm. High near 81. Southwest wind 11 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers. Low around 45. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 54. Breezy.
Saturday Night
Areas of frost after 3am. Otherwise, mostly clear, with a low around 34.
Sunday
Areas of frost before 9am. Otherwise, sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 36.
Monday
Sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 65.
Tuesday Night
Partly cloudy, with a low around 44.
Wednesday
Sunny, with a high near 66.
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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:
2:21 pm EDT Oct 14, 2026
Forecast Valid:
3pm EDT Oct 14, 2026-6pm EDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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