Areas of Severe Thunderstorms, Critical Fire Weather, and HeatRisk for Monday

Isolated severe thunderstorms with locally damaging wind gusts and hail are possible Monday across parts of the Southeast U.S. Elevated to critical fire weather including gusty winds and low relative humidity is forecast Monday over much of the northern Great Plains. Above normal temperatures in the Southeast and Southwest U.S. will bring moderate to isolated major HeatRisk Monday. Read More >

Current conditions at

Lancaster, Lancaster Airport (KLNS)

Lat: 40.12°NLon: 76.29°WElev: 397ft.

Fair

49°F

9°C

Humidity 56%
Wind Speed Calm
Barometer 30.10 in (1019.4 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 11 May 3:53 am EDT
Extended Forecast for

Lancaster PASimilar City Names

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 65. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 65 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 41. Light north wind.

    Low: 41 °F

    Gradual
    Clearing

  • Tuesday

    Tuesday: Sunny, with a high near 66. Light and variable wind becoming north around 5 mph in the afternoon.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear during the early evening, then becoming mostly cloudy, with a low around 49. Calm wind becoming south 5 to 9 mph after midnight.

    Low: 49 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 5pm.  High near 69. South wind around 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Low around 50. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 65. Calm wind becoming northwest around 5 mph in the afternoon.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 41. Light north wind.
Tuesday
Sunny, with a high near 66. Light and variable wind becoming north around 5 mph in the afternoon.
Tuesday Night
Mostly clear during the early evening, then becoming mostly cloudy, with a low around 49. Calm wind becoming south 5 to 9 mph after midnight.
Wednesday
Showers, with thunderstorms also possible after 5pm. High near 69. South wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm. Low around 50. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 52.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Mostly sunny, with a high near 84.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Lancaster PASimilar City Names
 40.04°N 76.3°W (Elev. 302 ft)
2:46 am EDT May 11, 2026
4am EDT May 11, 2026-6pm EDT May 17, 2026
 
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