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

72°F

22°C

Humidity 61%
Wind Speed S 7 mph
Barometer 29.76 in (1007.5 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 11 Mar 2:53 pm EDT
Extended Forecast for

Marietta PA

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, mainly after 5pm. Some of the storms could be severe. Mostly cloudy, with a high near 77. Southwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Showers and thunderstorms likely. Some of the storms could be severe. Mostly cloudy, with a low around 38. South wind 8 to 13 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Severe
    Thunderstorms
    then Showers
    Likely

  • Thursday

    Thursday: Rain showers, possibly mixing with snow after 11am, then gradually ending. Temperature falling to around 39 by 9am. Breezy, with a northwest wind 17 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 44 °F⇓

    Rain/Snow and
    Breezy then
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. Northwest wind 5 to 10 mph becoming light west after midnight.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 49. Breezy, with a south wind 6 to 11 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 43 mph.

    High: 49 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 54.

    High: 54 °F

    Cloudy

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, mainly after 5pm. Some of the storms could be severe. Mostly cloudy, with a high near 77. Southwest wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely. Some of the storms could be severe. Mostly cloudy, with a low around 38. South wind 8 to 13 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Rain showers, possibly mixing with snow after 11am, then gradually ending. Temperature falling to around 39 by 9am. Breezy, with a northwest wind 17 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Mostly clear, with a low around 28. Northwest wind 5 to 10 mph becoming light west after midnight.
Friday
Partly sunny, with a high near 49. Breezy, with a south wind 6 to 11 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 43 mph.
Friday Night
Partly cloudy, with a low around 36.
Saturday
Sunny, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
Cloudy, with a high near 54.
Sunday Night
Showers, mainly after 2am. Low around 47. Breezy. Chance of precipitation is 80%.
Monday
Showers. High near 62. Breezy. Chance of precipitation is 80%.
Monday Night
Showers likely. Partly cloudy, with a low around 26. Breezy. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 36.
Tuesday Night
Partly cloudy, with a low around 21.
Wednesday
Mostly sunny, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marietta PA
 40.06°N 76.53°W (Elev. 299 ft)
Last Update:
3:06 pm EDT Mar 11, 2026
Forecast Valid:
3pm EDT Mar 11, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation