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.

Fair

75°F

24°C

Humidity 82%
Wind Speed E 5 mph
Barometer 30.13 in (1020.2 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 6 Aug 8:53 pm EDT
Extended Forecast for

Grantley PA

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 1am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Chance
    T-storms and
    Patchy Fog

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 5pm. Patchy fog before 9am. Otherwise, increasing clouds, with a high near 88. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Patchy Fog
    then T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    T-storms
    Likely then
    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Light southwest wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 20%.

    High: 88 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 69. West wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 1am. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms likely, mainly after 5pm. Patchy fog before 9am. Otherwise, increasing clouds, with a high near 88. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 70. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Light southwest wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 69. West wind 3 to 6 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 88.
Sunday Night
Mostly clear, with a low around 68.
Monday
Mostly sunny, with a high near 89.
Monday Night
Partly cloudy, with a low around 70.
Tuesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Grantley PA
 39.93°N 76.73°W (Elev. 673 ft)
Last Update:
8:11 pm EDT Aug 6, 2026
Forecast Valid:
9pm EDT Aug 6, 2026-6pm EDT Aug 13, 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