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

29°F

-2°C

Humidity 56%
Wind Speed W 17 G 25 mph
Barometer 29.89 in (1012.4 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 17 Mar 8:53 am EDT
Extended Forecast for

Cornwall PA

  • Today

    Today: Mostly sunny, with a high near 36. Breezy, with a west wind around 21 mph, with gusts as high as 36 mph.

    High: 36 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 22. West wind 7 to 14 mph, with gusts as high as 20 mph.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38. South wind 3 to 7 mph.

    High: 38 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27. Southeast wind around 6 mph.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 49. South wind 6 to 9 mph.

    High: 49 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers. Mostly cloudy, with a low around 35. Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 40%.

    Low: 40 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 36. Breezy, with a west wind around 21 mph, with gusts as high as 36 mph.
Tonight
Partly cloudy, with a low around 22. West wind 7 to 14 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 38. South wind 3 to 7 mph.
Wednesday Night
Mostly cloudy, with a low around 27. Southeast wind around 6 mph.
Thursday
Partly sunny, with a high near 49. South wind 6 to 9 mph.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 35. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 54.
Friday Night
A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 54.
Saturday Night
Mostly cloudy, with a low around 40.
Sunday
Partly sunny, with a high near 59.
Sunday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Monday
A chance of snow showers. Mostly sunny, with a high near 48. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cornwall PA
 40.27°N 76.41°W (Elev. 633 ft)
Last Update:
8:06 am EDT Mar 17, 2026
Forecast Valid:
9am EDT Mar 17, 2026-6pm EDT Mar 23, 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