Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

York, York Airport (KTHV)

Lat: 39.92°NLon: 76.88°WElev: 479ft.

Overcast

47°F

8°C

Humidity 77%
Wind Speed NW 12 G 21 mph
Barometer 29.97 in (1015.0 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 19 Apr 11:53 am EDT
Extended Forecast for

Jacobus PA

Freeze Watch April 21, 12:00am until April 21, 09:00am
Click here for hazard details and duration
Freeze Watch
  • This Afternoon

    This Afternoon: A slight chance of showers before 1pm.  Cloudy, then gradually becoming mostly sunny, with a high near 55. Northwest wind around 15 mph, with gusts as high as 26 mph.  Chance of precipitation is 20%.

    High: 55 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Increasing clouds, with a low around 38. Northwest wind 5 to 9 mph becoming light southwest.

    Low: 38 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 49. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 29. Northwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 55. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 55 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 2am.  Partly cloudy, with a low around 45. Chance of precipitation is 20%.

    Low: 45 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers after 8am.  Partly sunny, with a high near 67. Chance of precipitation is 30%.

    High: 67 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 74.

    High: 74 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 55. Northwest wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Tonight
Increasing clouds, with a low around 38. Northwest wind 5 to 9 mph becoming light southwest.
Monday
Mostly sunny, with a high near 49. Northwest wind 10 to 14 mph, with gusts as high as 24 mph.
Monday Night
Mostly clear, with a low around 29. Northwest wind 5 to 7 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 55. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Tuesday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 45. Chance of precipitation is 20%.
Wednesday
A chance of showers after 8am. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Sunny, with a high near 74.
Thursday Night
Partly cloudy, with a low around 50.
Friday
Sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 53.
Saturday
A chance of showers. Partly sunny, with a high near 73. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Jacobus PA
 39.88°N 76.71°W (Elev. 650 ft)
8:06 am EDT Apr 19, 2026
12pm EDT Apr 19, 2026-6pm EDT Apr 25, 2026
 
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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