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

54°F

12°C

Humidity 87%
Wind Speed NW 7 mph
Barometer 30.08 in (1018.6 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 15 Oct 12:53 am EDT
Extended Forecast for

Cornwall PA

  • Overnight

    Overnight: Mostly clear, with a low around 51. North wind 7 to 9 mph.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 64. North wind 9 to 15 mph, with gusts as high as 25 mph.

    High: 64 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 40. North wind 10 to 14 mph, with gusts as high as 21 mph.

    Low: 40 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 61. North wind 9 to 16 mph, with gusts as high as 26 mph.

    High: 61 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 37. North wind 9 to 13 mph, with gusts as high as 20 mph.

    Low: 37 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 51. North wind 7 to 9 mph.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 64. North wind 9 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Clear, with a low around 40. North wind 10 to 14 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 61. North wind 9 to 16 mph, with gusts as high as 26 mph.
Thursday Night
Clear, with a low around 37. North wind 9 to 13 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 63.
Friday Night
Mostly clear, with a low around 41.
Saturday
Mostly sunny, with a high near 68.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 71. Chance of precipitation is 30%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.
Monday
A chance of showers. Partly sunny, with a high near 64. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cornwall PA
 40.27°N 76.41°W (Elev. 633 ft)
Last Update:
1:06 am EDT Oct 15, 2025
Forecast Valid:
1am EDT Oct 15, 2025-6pm EDT Oct 21, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation