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

55°F

13°C

Humidity 55%
Wind Speed NW 13 mph
Barometer 29.84 in (1010.8 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 7 Jan 2:53 pm EST
Extended Forecast for

Mount Gretna PA

  • Tonight

    Tonight: Partly cloudy, with a low around 35. West wind 6 to 11 mph.

    Low: 35 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 48. Northwest wind around 5 mph becoming calm in the morning.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 36. Calm wind becoming southeast 5 to 7 mph after midnight.

    Low: 36 °F

    Increasing
    Clouds

  • Friday

    Friday: A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 53. South wind 9 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: 53 °F

    Slight Chance
    Rain then
    Chance Rain

  • Friday Night

    Friday Night: A chance of rain. Cloudy, with a low around 49. Southwest wind 6 to 9 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 49 °F

    Chance Rain

  • Saturday

    Saturday: Rain. High near 58. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Rain

  • Saturday Night

    Saturday Night: Rain likely before 1am. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.

    Low: 41 °F

    Rain Likely

  • Sunday

    Sunday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 35. West wind 6 to 11 mph.
Thursday
Mostly sunny, with a high near 48. Northwest wind around 5 mph becoming calm in the morning.
Thursday Night
Increasing clouds, with a low around 36. Calm wind becoming southeast 5 to 7 mph after midnight.
Friday
A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 53. South wind 9 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
A chance of rain. Cloudy, with a low around 49. Southwest wind 6 to 9 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain. High near 58. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Rain likely before 1am. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Sunday
Partly sunny, with a high near 46.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Sunny, with a high near 38.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 42.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Mostly cloudy, with a high near 43.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Gretna PA
 40.26°N 76.47°W (Elev. 699 ft)
Last Update:
3:25 pm EST Jan 7, 2026
Forecast Valid:
3pm 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