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

43°F

6°C

Humidity 86%
Wind Speed N 5 mph
Barometer 30.18 in (1022.1 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 10 Jan 4:53 am EST
Extended Forecast for

Marietta PA

  • Today

    Today: Rain, mainly after 11am. Patchy fog before 9am. High near 42. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Rain Likely
    and Patchy
    Fog then Rain

  • Tonight

    Tonight: Rain likely before 10pm, then a chance of showers between 10pm and 11pm. Patchy fog between 10pm and 2am. Otherwise, cloudy, with a low around 34. Calm wind becoming west 5 to 9 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Rain Likely
    and Patchy
    Fog then
    Patchy Fog

  • Sunday

    Sunday: Mostly sunny, with a high near 42. Breezy, with a west wind 11 to 16 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 42 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28. Breezy, with a west wind 18 to 24 mph, with gusts as high as 36 mph.

    Low: 28 °F

    Partly Cloudy
    and Breezy

  • Monday

    Monday: Mostly sunny, with a high near 42. West wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 42 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 50.

    High: 50 °F

    Mostly Cloudy

Detailed Forecast

Today
Rain, mainly after 11am. Patchy fog before 9am. High near 42. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain likely before 10pm, then a chance of showers between 10pm and 11pm. Patchy fog between 10pm and 2am. Otherwise, cloudy, with a low around 34. Calm wind becoming west 5 to 9 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Mostly sunny, with a high near 42. Breezy, with a west wind 11 to 16 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 39 mph.
Sunday Night
Partly cloudy, with a low around 28. Breezy, with a west wind 18 to 24 mph, with gusts as high as 36 mph.
Monday
Mostly sunny, with a high near 42. West wind 10 to 14 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 39.
Wednesday
Mostly cloudy, with a high near 50.
Wednesday Night
Mostly cloudy, with a low around 28.
Thursday
Partly sunny, with a high near 35.
Thursday Night
Partly cloudy, with a low around 20.
Friday
Mostly sunny, with a high near 34.
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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:
1:06 am EST Jan 10, 2026
Forecast Valid:
5am EST Jan 10, 2026-6pm EST Jan 16, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation