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

Severe Thunderstorms and Critical Fire Weather Wednesday

Scattered severe thunderstorms are possible across portions of the northern High Plains Wednesday afternoon and evening. Severe wind gusts are the primary hazard. Gusty winds and low relative humidity will contribute to critical fire weather conditions across parts of the northern Great Plains and Great Basin Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Lancaster, Lancaster Airport (KLNS)

Lat: 40.12°NLon: 76.29°WElev: 397ft.

Fair

56°F

13°C

Humidity 67%
Wind Speed SW 7 mph
Barometer 29.95 in (1014.2 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 13 May 5:53 am EDT
Extended Forecast for

Lancaster PA

  • Today

    Today: A slight chance of showers between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 74. South wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Partly Sunny
    then Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms before 2am, then a chance of showers. Low around 50. South wind 5 to 14 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 65. Northwest wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 65 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 48. Northwest wind 9 to 11 mph, with gusts as high as 20 mph.

    Low: 48 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 71. Northwest wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 74. South wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 2am, then a chance of showers. Low around 50. South wind 5 to 14 mph becoming west after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Partly sunny, with a high near 65. Northwest wind 9 to 13 mph, with gusts as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around 48. Northwest wind 9 to 11 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 71. Northwest wind 11 to 14 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
Mostly sunny, with a high near 89.
Sunday Night
Partly cloudy, with a low around 62.
Monday
Mostly sunny, with a high near 91.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Mostly sunny and hot, with a high near 93.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lancaster PA
 40.06°N 76.3°W (Elev. 331 ft)
Last Update:
5:56 am EDT May 13, 2026
Forecast Valid:
6am EDT May 13, 2026-6pm EDT May 19, 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