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Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

York, York Airport (KTHV)

Lat: 39.92°NLon: 76.88°WElev: 479ft.

Light Rain

58°F

14°C

Humidity 81%
Wind Speed Calm
Barometer 30.36 in (1028.2 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 11 Oct 1:53 am EDT
Extended Forecast for

Dallastown PA

  • Overnight

    Overnight: Rain likely, mainly after 4am. Cloudy, with a low around 58. East wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 58 °F

    Rain Likely

  • Sunday

    Sunday: Rain, with thunderstorms also possible after 2pm. Patchy fog. High near 63. East wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 63 °F

    Rain and
    Patchy Fog

  • Sunday Night

    Sunday Night: Rain and possibly a thunderstorm, mainly before 1am, then a chance of rain and thunderstorms after 1am. Patchy fog. Low around 59. East wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Rain and
    Patchy Fog

  • Columbus Day

    Columbus Day: A chance of rain and thunderstorms before 7am. Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 70. North wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Chance Rain
    and Patchy
    Fog then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55. Northwest wind around 6 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain likely, mainly after 4am. Cloudy, with a low around 58. East wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain, with thunderstorms also possible after 2pm. Patchy fog. High near 63. East wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
Rain and possibly a thunderstorm, mainly before 1am, then a chance of rain and thunderstorms after 1am. Patchy fog. Low around 59. East wind 5 to 10 mph becoming north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Columbus Day
A chance of rain and thunderstorms before 7am. Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 70. North wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Mostly clear, with a low around 55. Northwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly cloudy, with a high near 67. Chance of precipitation is 40%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 49. Breezy. Chance of precipitation is 40%.
Saturday
Partly sunny, with a high near 57. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Dallastown PA
 39.9°N 76.65°W (Elev. 850 ft)
Last Update:
2:26 am EDT Oct 11, 2026
Forecast Valid:
2am EDT Oct 11, 2026-6pm EDT Oct 17, 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