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

York, York Airport (KTHV)

Lat: 39.92°NLon: 76.88°WElev: 479ft.

Mostly Cloudy

90°F

32°C

Humidity 41%
Wind Speed W 9 mph
Barometer 30.06 in (1017.5 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 19 May 2:53 pm EDT
Extended Forecast for

Winterstown PA

  • This Afternoon

    This Afternoon: A slight chance of showers, with thunderstorms also possible after 5pm. Mostly sunny and hot, with a high near 92. West wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 92 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 71. Southwest wind around 6 mph.

    Low: 71 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Increasing clouds, with a high near 90. West wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Sunny then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 53. North wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers
    Likely

  • Thursday

    Thursday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 64. North wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 64 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers before 8pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 50. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely after 8am. Mostly cloudy, with a high near 62. Chance of precipitation is 70%.

    High: 62 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers. Low around 48. Chance of precipitation is 80%.

    Low: 48 °F

    Showers

  • Saturday

    Saturday: Showers. High near 60. Chance of precipitation is 90%.

    High: 60 °F

    Showers

Detailed Forecast

This Afternoon
A slight chance of showers, with thunderstorms also possible after 5pm. Mostly sunny and hot, with a high near 92. West wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 71. Southwest wind around 6 mph.
Wednesday
A chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Increasing clouds, with a high near 90. West wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 53. North wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 64. North wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A chance of showers before 8pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 50. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers likely after 8am. Mostly cloudy, with a high near 62. Chance of precipitation is 70%.
Friday Night
Showers. Low around 48. Chance of precipitation is 80%.
Saturday
Showers. High near 60. Chance of precipitation is 90%.
Saturday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 70%.
Sunday
A chance of showers. Mostly cloudy, with a high near 69. Chance of precipitation is 50%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 40%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Winterstown PA
 39.83°N 76.63°W (Elev. 837 ft)
Last Update:
2:20 pm EDT May 19, 2026
Forecast Valid:
3pm EDT May 19, 2026-6pm EDT May 26, 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