Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Hazardous Weather Conditions

Current conditions at

York, York Airport (KTHV)

Lat: 39.92°NLon: 76.88°WElev: 479ft.

Fair

54°F

12°C

Humidity 47%
Wind Speed Vrbl 5 mph
Barometer 30.45 in (1031.7 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 12 Apr 9:53 am EDT
Extended Forecast for

Thomasville PA

  • Today

    Today: Mostly sunny, with a high near 65. South wind 6 to 11 mph, with gusts as high as 23 mph.

    High: 65 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 50. South wind around 10 mph, with gusts as high as 21 mph.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers after 2pm.  Mostly cloudy, with a high near 78. Southwest wind 10 to 13 mph, with gusts as high as 24 mph.  Chance of precipitation is 30%.

    High: 78 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers before 8pm.  Partly cloudy, with a low around 55. West wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after 2pm.  Mostly sunny, with a high near 83. Light southwest wind increasing to 5 to 10 mph in the morning.  Chance of precipitation is 20%.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 2am.  Partly cloudy, with a low around 60. Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 61.

    Low: 61 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 65. South wind 6 to 11 mph, with gusts as high as 23 mph.
Tonight
Mostly cloudy, with a low around 50. South wind around 10 mph, with gusts as high as 21 mph.
Monday
A chance of showers after 2pm. Mostly cloudy, with a high near 78. Southwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers before 8pm. Partly cloudy, with a low around 55. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Tuesday
A slight chance of showers after 2pm. Mostly sunny, with a high near 83. Light southwest wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers before 2am. Partly cloudy, with a low around 60. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 87.
Wednesday Night
Mostly cloudy, with a low around 61.
Thursday
Partly sunny, with a high near 86.
Thursday Night
A chance of showers before 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 55.
Saturday
Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Thomasville PA
 39.92°N 76.87°W (Elev. 492 ft)
8:21 am EDT Apr 12, 2026
10am EDT Apr 12, 2026-6pm EDT Apr 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database