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.

Fog/Mist

65°F

18°C

Humidity 97%
Wind Speed E 5 mph
Barometer 30.05 in (1017.5 mb)
Dewpoint 64°F (18°C)
Visibility 4.00 mi
Last update 16 Jun 8:53 pm EDT
Extended Forecast for

Cornwall PA

  • Tonight

    Tonight: A chance of showers, mainly after 2am. Cloudy, with a low around 61. Southeast wind around 6 mph. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Cloudy, with a high near 74. Southeast wind 5 to 7 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 74 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Cloudy, with a low around 68. South wind around 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 84. Southwest wind 6 to 8 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 70. Southwest wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Juneteenth

    Juneteenth: Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely before 8pm. Partly cloudy, with a low around 63. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely then
    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers, mainly after 2am. Cloudy, with a low around 61. Southeast wind around 6 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers. Cloudy, with a high near 74. Southeast wind 5 to 7 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Cloudy, with a low around 68. South wind around 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 84. Southwest wind 6 to 8 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 70. Southwest wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Juneteenth
Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly sunny, with a high near 88. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely before 8pm. Partly cloudy, with a low around 63. Chance of precipitation is 60%.
Friday
Sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 62.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
Mostly cloudy, with a low around 68.
Sunday
Mostly sunny and hot, with a high near 92.
Sunday Night
Mostly clear, with a low around 73.
Monday
Mostly sunny and hot, with a high near 94.
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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:
2:29 pm EDT Jun 16, 2025
Forecast Valid:
9pm EDT Jun 16, 2025-6pm EDT Jun 23, 2025
 
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