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.

Light Rain

54°F

12°C

Humidity 87%
Wind Speed Calm
Barometer 29.81 in (1009.5 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 29 Apr 4:53 pm EDT
Extended Forecast for

Cornwall PASimilar City Names

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm. Cloudy, with a high near 61. Southeast wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 1am, then a slight chance of showers between 1am and 3am. Low around 48. Southeast wind 6 to 16 mph becoming southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 63. Northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 63 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 39. Northwest wind 8 to 13 mph, with gusts as high as 21 mph.

    Low: 39 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers after 2pm. Mostly sunny, with a high near 59. West wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 59 °F

    Sunny then
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 2am. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.

    Low: 42 °F

    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Cloudy, with a high near 61. Southeast wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before 1am, then a slight chance of showers between 1am and 3am. Low around 48. Southeast wind 6 to 16 mph becoming southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 63. Northwest wind around 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 39. Northwest wind 8 to 13 mph, with gusts as high as 21 mph.
Friday
A chance of showers after 2pm. Mostly sunny, with a high near 59. West wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers before 2am. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 57.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 41.
Monday
A chance of showers. Mostly sunny, with a high near 66. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.
Tuesday
A chance of showers. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
A chance of showers. Mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cornwall PASimilar City Names
 40.27°N 76.41°W (Elev. 633 ft)
Last Update:
2:23 pm EDT Apr 29, 2026
Forecast Valid:
5pm EDT Apr 29, 2026-6pm EDT May 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation