Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Lancaster, Lancaster Airport (KLNS)

Lat: 40.12°NLon: 76.29°WElev: 397ft.

Fair

76°F

24°C

Humidity 27%
Wind Speed W 8 mph
Barometer 29.84 in (1010.2 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 16 Jun 3:53 pm EDT
Extended Forecast for

3 Miles SSE Strasburg PA

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly between 4am and 5am.  Increasing clouds, with a low around 59. Light and variable wind becoming southeast around 6 mph after midnight.  Chance of precipitation is 30%.

    Low: 59 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 1pm, then a chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm.  Mostly cloudy, then gradually becoming sunny, with a high near 82. Southeast wind 5 to 9 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 66. Southeast wind 7 to 11 mph, with gusts as high as 24 mph.

    Low: 66 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 11am.  Cloudy, then gradually becoming mostly sunny, with a high near 89. Southwest wind 16 to 18 mph, with gusts as high as 37 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 89 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers before 8pm, then a slight chance of showers after 2am.  Partly cloudy, with a low around 65. West wind 8 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 20%.

    Low: 65 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Juneteenth

    Juneteenth: A slight chance of showers before 2pm.  Partly sunny, with a high near 80. Chance of precipitation is 20%.

    High: 80 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms, mainly between 4am and 5am. Increasing clouds, with a low around 59. Light and variable wind becoming southeast around 6 mph after midnight. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms before 1pm, then a chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, then gradually becoming sunny, with a high near 82. Southeast wind 5 to 9 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly cloudy, with a low around 66. Southeast wind 7 to 11 mph, with gusts as high as 24 mph.
Thursday
A chance of showers, with thunderstorms also possible after 11am. Cloudy, then gradually becoming mostly sunny, with a high near 89. Southwest wind 16 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A slight chance of showers before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 65. West wind 8 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Juneteenth
A slight chance of showers before 2pm. Partly sunny, with a high near 80. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Sunny, with a high near 81.
Sunday Night
A chance of showers. Partly cloudy, with a low around 61. Chance of precipitation is 40%.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 80. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Strasburg PA
 39.96°N 76.17°W (Elev. 443 ft)
2:21 pm EDT Jun 16, 2026
4pm EDT Jun 16, 2026-6pm EDT Jun 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database