National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Lancaster, Lancaster Airport (KLNS)

Lat: 40.12°NLon: 76.29°WElev: 397ft.

Mostly Cloudy

68°F

20°C

Humidity 78%
Wind Speed N 10 G 20 mph
Barometer 29.95 in (1014.0 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 20 Aug 6:53 pm EDT
Extended Forecast for

Lancaster PA

  • Tonight

    Tonight: A slight chance of showers before 9pm. Patchy fog after 1am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 62. North wind 3 to 8 mph. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    Showers then
    Patchy Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 82. Northeast wind 3 to 6 mph.

    High: 82 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: A chance of showers, with thunderstorms also possible after 5am. Increasing clouds, with a low around 65. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms before 8am, then showers likely between 8am and 11am, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 81. East wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 65. Light east wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    T-storms then
    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 82. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of thunderstorms before 8pm. Mostly clear, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of showers before 9pm. Patchy fog after 1am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 62. North wind 3 to 8 mph. Chance of precipitation is 20%.
Friday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 82. Northeast wind 3 to 6 mph.
Friday Night
A chance of showers, with thunderstorms also possible after 5am. Increasing clouds, with a low around 65. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers and thunderstorms before 8am, then showers likely between 8am and 11am, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 81. East wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 65. Light east wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, partly sunny, with a high near 82. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of thunderstorms before 8pm. Mostly clear, with a low around 61. Chance of precipitation is 30%.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 59.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Thursday
A chance of showers. Partly sunny, with a high near 85. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lancaster PA
 40.06°N 76.3°W (Elev. 331 ft)
Last Update:
6:11 pm EDT Aug 20, 2026
Forecast Valid:
7pm EDT Aug 20, 2026-6pm EDT Aug 27, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation