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

46°F

8°C

Humidity 42%
Wind Speed NW 18 G 36 mph
Barometer 29.88 in (1012.0 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 17 Nov 1:53 pm EST
Extended Forecast for

Marietta PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 47. Northwest wind 16 to 18 mph, with gusts as high as 30 mph.

    High: 47 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 29. West wind 6 to 10 mph.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers after 1pm. Increasing clouds, with a high near 47. West wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 1am. Cloudy, with a low around 38. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 50. Calm wind becoming northeast around 5 mph.

    High: 50 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, with a high near 51.

    High: 51 °F

    Cloudy

  • Thursday Night

    Thursday Night: A chance of showers after 1am. Cloudy, with a low around 44. Chance of precipitation is 40%.

    Low: 44 °F

    Cloudy then
    Chance
    Showers

  • Friday

    Friday: A chance of showers. Mostly cloudy, with a high near 60. Chance of precipitation is 40%.

    High: 60 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 47. Northwest wind 16 to 18 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 29. West wind 6 to 10 mph.
Tuesday
A chance of showers after 1pm. Increasing clouds, with a high near 47. West wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Showers likely, mainly before 1am. Cloudy, with a low around 38. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Mostly cloudy, with a high near 50. Calm wind becoming northeast around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 38.
Thursday
Cloudy, with a high near 51.
Thursday Night
A chance of showers after 1am. Cloudy, with a low around 44. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly cloudy, with a high near 60. Chance of precipitation is 40%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 50%.
Saturday
A chance of showers. Partly sunny, with a high near 53. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marietta PA
 40.06°N 76.53°W (Elev. 299 ft)
Last Update:
1:05 pm EST Nov 17, 2025
Forecast Valid:
2pm EST Nov 17, 2025-6pm EST Nov 23, 2025
 
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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