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

52°F

11°C

Humidity 83%
Wind Speed Calm
Barometer 30.06 in (1018.0 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 16 May 1:53 am EDT
Extended Forecast for

Marietta PA

  • Overnight

    Overnight: Mostly clear, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers, mainly after 1am. Mostly cloudy, with a low around 61. West wind 5 to 7 mph. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers after 2pm. Mostly sunny, with a high near 86. West wind around 6 mph. Chance of precipitation is 20%.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers after 2pm. Sunny, with a high near 90. Chance of precipitation is 20%.

    High: 90 °F

    Sunny then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 93.

    High: 93 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 48. Calm wind.
Saturday
Sunny, with a high near 82. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Saturday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 61. West wind 5 to 7 mph. Chance of precipitation is 30%.
Sunday
A slight chance of showers after 2pm. Mostly sunny, with a high near 86. West wind around 6 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 62. Calm wind.
Monday
A slight chance of showers after 2pm. Sunny, with a high near 90. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Sunny and hot, with a high near 93.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Showers likely after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Thursday
A chance of showers. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marietta PA
 40.07°N 76.56°W (Elev. 299 ft)
Last Update:
2:05 am EDT May 16, 2026
Forecast Valid:
2am EDT May 16, 2026-6pm EDT May 22, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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