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

61°F

16°C

Humidity 97%
Wind Speed W 20 G 32 mph
Barometer 29.58 in (1001.4 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 12 Mar 4:53 am EDT
Extended Forecast for

Cornwall PA

  • Overnight

    Overnight: Showers likely, mainly after 5am. Cloudy, with a low around 42. Breezy, with a west wind 23 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: Rain and snow showers before 4pm, then a slight chance of snow showers between 4pm and 5pm. Temperature falling to around 38 by 1pm. Windy, with a northwest wind 18 to 28 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 45 °F⇓

    Rain/Snow and
    Windy then
    Chance Snow
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. Northwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 24 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 48. Windy, with a south wind 6 to 16 mph increasing to 16 to 26 mph in the afternoon. Winds could gust as high as 44 mph.

    High: 48 °F

    Increasing
    Clouds and
    Windy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35. Breezy, with a south wind around 21 mph becoming west after midnight. Winds could gust as high as 28 mph.

    Low: 35 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 53.

    High: 53 °F

    Cloudy

  • Sunday Night

    Sunday Night: Showers, mainly after 2am. Low around 48. Breezy. Chance of precipitation is 80%.

    Low: 48 °F

    Breezy.
    Chance
    Showers then
    Showers

Detailed Forecast

Overnight
Showers likely, mainly after 5am. Cloudy, with a low around 42. Breezy, with a west wind 23 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain and snow showers before 4pm, then a slight chance of snow showers between 4pm and 5pm. Temperature falling to around 38 by 1pm. Windy, with a northwest wind 18 to 28 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Mostly clear, with a low around 29. Northwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 24 mph.
Friday
Increasing clouds, with a high near 48. Windy, with a south wind 6 to 16 mph increasing to 16 to 26 mph in the afternoon. Winds could gust as high as 44 mph.
Friday Night
Partly cloudy, with a low around 35. Breezy, with a south wind around 21 mph becoming west after midnight. Winds could gust as high as 28 mph.
Saturday
Sunny, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 35.
Sunday
Cloudy, with a high near 53.
Sunday Night
Showers, mainly after 2am. Low around 48. Breezy. Chance of precipitation is 80%.
Monday
Showers. High near 63. Breezy. Chance of precipitation is 90%.
Monday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 27. Breezy. Chance of precipitation is 40%.
Tuesday
Partly sunny, with a high near 36.
Tuesday Night
Partly cloudy, with a low around 22.
Wednesday
Sunny, with a high near 38.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cornwall PA
 40.27°N 76.41°W (Elev. 633 ft)
Last Update:
3:06 am EDT Mar 12, 2026
Forecast Valid:
4am EDT Mar 12, 2026-6pm EDT Mar 18, 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