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.

Overcast

29°F

-2°C

Humidity 63%
Wind Speed W 7 mph
Barometer 30.19 in (1022.8 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 4 Jan 7:53 pm EST
Extended Forecast for

Mount Gretna PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 22. Northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Cloudy, with a high near 37. Light south wind increasing to 5 to 10 mph in the morning.

    High: 37 °F

    Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29. Southeast wind around 5 mph becoming calm in the evening.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 45. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 45 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 38. Southeast wind around 7 mph becoming west after midnight. Chance of precipitation is 30%.

    Low: 38 °F

    Chance Rain

  • Wednesday

    Wednesday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of rain. Mostly cloudy, with a low around 41. Chance of precipitation is 40%.

    Low: 41 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 22. Northwest wind 5 to 8 mph becoming calm after midnight.
Monday
Cloudy, with a high near 37. Light south wind increasing to 5 to 10 mph in the morning.
Monday Night
Mostly cloudy, with a low around 29. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
Mostly cloudy, with a high near 45. Calm wind becoming southeast around 6 mph in the afternoon.
Tuesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 38. Southeast wind around 7 mph becoming west after midnight. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 49.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 50.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 41. Chance of precipitation is 40%.
Friday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 43. Chance of precipitation is 50%.
Saturday
A chance of rain. Mostly cloudy, with a high near 53. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Gretna PA
 40.26°N 76.47°W (Elev. 699 ft)
Last Update:
8:26 pm EST Jan 4, 2026
Forecast Valid:
8pm EST Jan 4, 2026-6pm EST Jan 11, 2026
 
Forecast Discussion
 
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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