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

Lancaster, Lancaster Airport (KLNS)

Lat: 40.12°NLon: 76.29°WElev: 397ft.

Overcast

44°F

7°C

Humidity 73%
Wind Speed NW 3 mph
Barometer 30.02 in (1016.6 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 7 Jan 10:53 pm EST
Extended Forecast for

Marietta PA

  • Tonight

    Tonight: Partly cloudy, with a low around 34. West wind 3 to 6 mph.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 50. Calm wind.

    High: 50 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 36. Calm wind becoming southeast around 6 mph after midnight.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 56. Southeast wind 8 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Slight Chance
    Rain then
    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 1am. Cloudy, with a low around 50. Southwest wind 5 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Rain Likely

  • Saturday

    Saturday: Rain. High near 60. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 60 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely before 1am. Cloudy, with a low around 42. Chance of precipitation is 60%.

    Low: 42 °F

    Rain Likely

  • Sunday

    Sunday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 34. West wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 50. Calm wind.
Thursday Night
Mostly cloudy, with a low around 36. Calm wind becoming southeast around 6 mph after midnight.
Friday
A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 56. Southeast wind 8 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Rain likely, mainly after 1am. Cloudy, with a low around 50. Southwest wind 5 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain. High near 60. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Rain likely before 1am. Cloudy, with a low around 42. Chance of precipitation is 60%.
Sunday
Partly sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 27.
Monday
Sunny, with a high near 39.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Mostly cloudy, with a high near 45.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marietta PA
 40.06°N 76.53°W (Elev. 299 ft)
Last Update:
7:05 pm EST Jan 7, 2026
Forecast Valid:
11pm EST Jan 7, 2026-6pm EST Jan 14, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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