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.

Fair

85°F

29°C

Humidity 53%
Wind Speed Vrbl 3 mph
Barometer 30.17 in (1021.4 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 18 May 10:53 am EDT
Extended Forecast for

Spring Grove PA

  • Today

    Today: Sunny and hot, with a high near 93. Southwest wind 3 to 6 mph.

    High: 93 °F

    Hot

  • Tonight

    Tonight: A slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 70. Southwest wind around 6 mph. Chance of precipitation is 20%.

    Low: 70 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 93. Light southwest wind increasing to 5 to 9 mph in the morning.

    High: 93 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 71. Light southwest wind.

    Low: 71 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm after 2pm. High near 91. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Sunny then
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 54. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers after 8am. Mostly cloudy, with a high near 68. Chance of precipitation is 30%.

    High: 68 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 67. Chance of precipitation is 70%.

    High: 67 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny and hot, with a high near 93. Southwest wind 3 to 6 mph.
Tonight
A slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 70. Southwest wind around 6 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny and hot, with a high near 93. Light southwest wind increasing to 5 to 9 mph in the morning.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 71. Light southwest wind.
Wednesday
Showers and possibly a thunderstorm after 2pm. High near 91. West wind 5 to 10 mph, with gusts as high as 20 mph. 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 and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Low around 54. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers after 8am. Mostly cloudy, with a high near 68. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 50.
Friday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 67. Chance of precipitation is 70%.
Friday Night
Showers. Low around 52. Chance of precipitation is 80%.
Saturday
Showers likely. Mostly cloudy, with a high near 71. Chance of precipitation is 70%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.
Sunday
A chance of showers. Mostly cloudy, with a high near 75. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Spring Grove PA
 39.9°N 76.85°W (Elev. 499 ft)
Last Update:
8:35 am EDT May 18, 2026
Forecast Valid:
11am 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