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

Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Hazardous Weather Conditions

Current conditions at

Lancaster, Lancaster Airport (KLNS)

Lat: 40.12°NLon: 76.29°WElev: 397ft.

Fair

72°F

22°C

Humidity 53%
Wind Speed W 20 G 25 mph
Barometer 30.04 in (1017.1 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 31 Mar 10:53 am EDT
Extended Forecast for

Lancaster Airport PA

  • Today

    Today: Mostly sunny, with a high near 78. Southwest wind around 15 mph, with gusts as high as 29 mph.

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 3am, then a slight chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 63. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 74. West wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 11pm, then showers likely. Patchy fog after 2am. Low around 53. East wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers. Patchy fog before 11am. Otherwise, cloudy, with a high near 61. East wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 49. Chance of precipitation is 20%.

    Low: 49 °F

    Slight Chance
    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 75.

    High: 75 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 30%.

    High: 79 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 78. Southwest wind around 15 mph, with gusts as high as 29 mph.
Tonight
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 3am, then a slight chance of showers and thunderstorms after 3am. Mostly cloudy, with a low around 63. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 74. West wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm before 11pm, then showers likely. Patchy fog after 2am. Low around 53. East wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers. Patchy fog before 11am. Otherwise, cloudy, with a high near 61. East wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 49. Chance of precipitation is 20%.
Friday
Mostly cloudy, with a high near 75.
Friday Night
Mostly cloudy, with a low around 57.
Saturday
A chance of showers after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 73. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 40%.
Monday
A chance of showers. Partly sunny, with a high near 54. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lancaster Airport PA
 40.13°N 76.29°W (Elev. 397 ft)
Last Update:
10:41 am EDT Mar 31, 2026
Forecast Valid:
11am EDT Mar 31, 2026-6pm EDT Apr 6, 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