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

Severe Thunderstorms and Flash Flooding Possible Through the Holiday Weekend

Severe thunderstorms, heavy rainfall, and additional flash flooding will remain possible across much of the central U.S. and into parts of the Ohio Valley and Mid Atlantic through Monday. Elsewhere, cool and unsettled weather will persist over the West, while record high temperatures are expected in the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Lancaster, Lancaster Airport (KLNS)

Lat: 40.12°NLon: 76.29°WElev: 397ft.

Fair

77°F

25°C

Humidity 77%
Wind Speed NW 9 mph
Barometer 30.01 in (1016.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 26 May 9:53 am EDT
Extended Forecast for

Lancaster PASimilar City Names

  • Today

    Today: Showers and thunderstorms likely, mainly after 2pm. Some of the storms could produce small hail and gusty winds. Mostly cloudy, with a high near 84. West wind 5 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers then
    T-storms
    Likely

    High: 84 °F

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then a chance of showers. Some of the storms could produce small hail and gusty winds. Mostly cloudy, with a low around 64. Northwest wind 3 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    T-storms
    Likely then
    Chance
    Showers

    Low: 64 °F

  • Memorial
    Day

    Memorial Day: Mostly cloudy, then gradually becoming sunny, with a high near 82. Calm wind.

    Decreasing
    Clouds

    High: 82 °F

  • Monday
    Night

    Monday Night: A chance of showers. Increasing clouds, with a low around 64. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Chance
    Showers

    Low: 64 °F

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Light and variable wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers

    High: 82 °F

  • Tuesday
    Night

    Tuesday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 66 °F

  • Wednesday

    Wednesday: Partly sunny, with a high near 89.

    Partly Sunny

    High: 89 °F

  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, with a low around 70.

    Mostly Cloudy

    Low: 70 °F

  • Thursday

    Thursday: A chance of showers. Partly sunny, with a high near 86. Chance of precipitation is 40%.

    Chance
    Showers

    High: 86 °F

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 2pm. Some of the storms could produce small hail and gusty winds. Mostly cloudy, with a high near 84. West wind 5 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 2am, then a chance of showers. Some of the storms could produce small hail and gusty winds. Mostly cloudy, with a low around 64. Northwest wind 3 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Memorial Day
Mostly cloudy, then gradually becoming sunny, with a high near 82. Calm wind.
Monday Night
A chance of showers. Increasing clouds, with a low around 64. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 82. Light and variable wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 89.
Wednesday Night
Mostly cloudy, with a low around 70.
Thursday
A chance of showers. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 64.
Friday
Mostly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 60.
Saturday
A chance of showers. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Lancaster PASimilar City Names
 40.04°N 76.3°W (Elev. 302 ft)
Last Update:
10:18 am EDT May 26, 2019
Forecast Valid:
10am EDT May 26, 2019-6pm EDT Jun 1, 2019
 
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