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

22°F

-6°C

Humidity 63%
Wind Speed NW 7 mph
Barometer 30.31 in (1026.9 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 18 Mar 4:53 am EDT
Extended Forecast for

Mount Joy PA

  • Today

    Today: Partly sunny, with a high near 40. Calm wind becoming south around 6 mph in the afternoon.

    High: 40 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 28. Southeast wind around 6 mph.

    Low: 28 °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: Mostly cloudy, with a low around 34. South wind around 5 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of rain after 2pm. Partly sunny, with a high near 57. Calm wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 20%.

    High: 57 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 44. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers likely before 8am. Partly sunny, with a high near 61. Chance of precipitation is 60%.

    High: 61 °F

    Showers
    Likely then
    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers after 2pm. Partly sunny, with a high near 66. Chance of precipitation is 30%.

    High: 66 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 40. Calm wind becoming south around 6 mph in the afternoon.
Tonight
Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 28. Southeast wind around 6 mph.
Thursday
Partly sunny, with a high near 49. South wind 6 to 9 mph.
Thursday Night
Mostly cloudy, with a low around 34. South wind around 5 mph becoming calm in the evening.
Friday
A slight chance of rain after 2pm. Partly sunny, with a high near 57. Calm wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 44. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers likely before 8am. Partly sunny, with a high near 61. Chance of precipitation is 60%.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
A chance of showers after 2pm. Partly sunny, with a high near 66. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 39. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 50.
Monday Night
Mostly clear, with a low around 27.
Tuesday
Mostly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Joy PA
 40.1°N 76.49°W (Elev. 312 ft)
Last Update:
4:01 am EDT Mar 18, 2026
Forecast Valid:
5am EDT Mar 18, 2026-6pm EDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

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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