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.

Overcast

68°F

20°C

Humidity 96%
Wind Speed SW 6 mph
Barometer 29.97 in (1014.8 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 20 Sep 9:53 am EDT
Extended Forecast for

Lancaster PASimilar City Names

  • Today

    Today: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 79. Southwest wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 10pm, then a slight chance of showers between 10pm and 11pm. Low around 59. North wind 3 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Showers then
    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers between 3pm and 5pm. Mostly cloudy, with a high near 71. North wind 7 to 9 mph. Chance of precipitation is 20%.

    High: 71 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Showers likely, mainly after 8pm. Cloudy, with a low around 53. East wind 6 to 9 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 53 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely. Cloudy, with a high near 63. Northeast wind around 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 63 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers. Cloudy, with a low around 50. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 50 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 65. Chance of precipitation is 40%.

    High: 65 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.

    Low: 50 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 65. Chance of precipitation is 30%.

    High: 65 °F

    Chance
    Showers

Detailed Forecast

Today
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 79. Southwest wind 9 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and possibly a thunderstorm before 10pm, then a slight chance of showers between 10pm and 11pm. Low around 59. North wind 3 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A slight chance of showers between 3pm and 5pm. Mostly cloudy, with a high near 71. North wind 7 to 9 mph. Chance of precipitation is 20%.
Monday Night
Showers likely, mainly after 8pm. Cloudy, with a low around 53. East wind 6 to 9 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers likely. Cloudy, with a high near 63. Northeast wind around 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
A chance of showers. Cloudy, with a low around 50. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of showers. Mostly cloudy, with a high near 65. Chance of precipitation is 40%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly cloudy, with a high near 65. Chance of precipitation is 30%.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
Lancaster PASimilar City Names
 40.04°N 76.3°W (Elev. 302 ft)
Last Update:
8:05 am EDT Sep 20, 2026
Forecast Valid:
10am EDT Sep 20, 2026-6pm EDT Sep 26, 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