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

Hazardous Weather Conditions

Current conditions at

York, York Airport (KTHV)

Lat: 39.92°NLon: 76.88°WElev: 479ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Stewartstown PA

  • Overnight

    Overnight: Mostly clear, with a low around 63. Light southwest wind.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 92. Calm wind becoming south 5 to 8 mph in the morning.

    High: 92 °F

    Hot

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 1am. Partly cloudy, with a low around 69. Southwest wind around 7 mph. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 94. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 94 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 70. South wind around 7 mph.

    Low: 70 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm after 2pm. High near 90. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Sunny then
    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly before 8pm. Low around 54. Chance of precipitation is 80%.

    Low: 54 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers after 8am. Mostly cloudy, with a high near 66. Chance of precipitation is 30%.

    High: 66 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers after 2am. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.

    Low: 50 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 63. Light southwest wind.
Monday
Sunny and hot, with a high near 92. Calm wind becoming south 5 to 8 mph in the morning.
Monday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 1am. Partly cloudy, with a low around 69. Southwest wind around 7 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny and hot, with a high near 94. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 70. South wind around 7 mph.
Wednesday
Showers and possibly a thunderstorm after 2pm. High near 90. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers, mainly before 8pm. Low around 54. Chance of precipitation is 80%.
Thursday
A chance of showers after 8am. Mostly cloudy, with a high near 66. Chance of precipitation is 30%.
Thursday Night
A chance of showers after 2am. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.
Friday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
Friday Night
Showers likely. Mostly cloudy, with a low around 51. Chance of precipitation is 70%.
Saturday
Showers likely. Mostly cloudy, with a high near 69. Chance of precipitation is 70%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 56. Chance of precipitation is 70%.
Sunday
A chance of showers. Mostly cloudy, with a high near 73. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Stewartstown PA
 39.76°N 76.58°W (Elev. 807 ft)
Last Update:
3:20 am EDT May 18, 2026
Forecast Valid:
3am EDT May 18, 2026-6pm EDT May 24, 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