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

48°F

9°C

Humidity 86%
Wind Speed SE 3 mph
Barometer 30.25 in (1024.4 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 12 Apr 11:53 pm EDT
Extended Forecast for

Cornwall PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 52. South wind 10 to 14 mph, with gusts as high as 21 mph.

    Low: 52 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers, mainly between 3pm and 5pm. Mostly cloudy, with a high near 77. Southwest wind 11 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. West wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after 2pm. Mostly sunny, with a high near 82. Southwest wind 6 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 82 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 62. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 63.

    Low: 63 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 63.

    Low: 63 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 52. South wind 10 to 14 mph, with gusts as high as 21 mph.
Monday
A chance of showers, mainly between 3pm and 5pm. Mostly cloudy, with a high near 77. Southwest wind 11 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 58. West wind 6 to 10 mph, with gusts as high as 20 mph.
Tuesday
A slight chance of showers after 2pm. Mostly sunny, with a high near 82. Southwest wind 6 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 62. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 85.
Wednesday Night
Mostly cloudy, with a low around 63.
Thursday
Partly sunny, with a high near 86.
Thursday Night
Mostly cloudy, with a low around 63.
Friday
Mostly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 59.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Sunday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 40%.
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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:
8:06 pm EDT Apr 12, 2026
Forecast Valid:
12am EDT Apr 13, 2026-6pm EDT Apr 19, 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