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.

Overcast

62°F

17°C

Humidity 96%
Wind Speed Calm
Barometer 29.61 in (1002.5 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 12 Mar 1:53 am EDT
Extended Forecast for

Grantley PA

  • Overnight

    Overnight: Showers likely, mainly after 5am. Mostly cloudy, with a low around 37. West wind 11 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Showers
    Likely

  • Thursday

    Thursday: Rain showers before 11am, then a chance of snow showers between 11am and 2pm. Temperature falling to around 38 by 11am. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 42 °F⇓

    Rain/Snow and
    Breezy then
    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. Northwest wind 5 to 10 mph becoming light west after midnight.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 49. Breezy, with a south wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 49 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 36. West wind 11 to 15 mph, with gusts as high as 30 mph.

    Low: 36 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 53.

    High: 53 °F

    Cloudy

  • Sunday Night

    Sunday Night: Showers, mainly after 2am. Low around 49. Chance of precipitation is 80%.

    Low: 49 °F

    Chance
    Showers then
    Showers

Detailed Forecast

Overnight
Showers likely, mainly after 5am. Mostly cloudy, with a low around 37. West wind 11 to 13 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain showers before 11am, then a chance of snow showers between 11am and 2pm. Temperature falling to around 38 by 11am. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Mostly clear, with a low around 28. Northwest wind 5 to 10 mph becoming light west after midnight.
Friday
Partly sunny, with a high near 49. Breezy, with a south wind 7 to 12 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 40 mph.
Friday Night
Partly cloudy, with a low around 36. West wind 11 to 15 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
Cloudy, with a high near 53.
Sunday Night
Showers, mainly after 2am. Low around 49. Chance of precipitation is 80%.
Monday
Showers. High near 58. Chance of precipitation is 80%.
Monday Night
Showers likely. Partly cloudy, with a low around 26. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 35.
Tuesday Night
Partly cloudy, with a low around 21.
Wednesday
Mostly sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grantley PA
 39.93°N 76.73°W (Elev. 673 ft)
Last Update:
2:06 am EDT Mar 12, 2026
Forecast Valid:
2am EDT Mar 12, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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