Lake-Effect Snow Downwind of Lake Ontario; Cold Temperatures in the Across the Northern High Plains

Lake effect snow will continue downwind of Lake Ontario through Monday, potentially dropping up to a foot of snow. A few inches of snow is possible downwind of Lake Erie. Arctic high pressure will usher in well below normal temperatures across the northern High Plains today through Monday. Temperatures are expected to be 20-30 degrees below normal before moderating Tuesday. Read More >

Current conditions at

York, York Airport (KTHV)

Lat: 39.92°NLon: 76.88°WElev: 479ft.

Overcast

40°F

4°C

Humidity 53%
Wind Speed N 8 mph
Barometer 30.16 in (1022.1 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 9 Feb 2:53 pm EST
Extended Forecast for

Dallastown PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Northwest wind 5 to 8 mph.

    Low: 25 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 37. Northwest wind 6 to 9 mph.

    High: 37 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 24. Calm wind.

    Low: 24 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Snow likely, mainly after 1pm.  Cloudy, with a high near 34. Calm wind becoming south 5 to 7 mph in the morning.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance Snow
    then Snow
    Likely

  • Tuesday Night

    Tuesday Night: Snow, mainly before 1am.  Low around 27. Calm wind becoming northeast around 6 mph after midnight.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 27 °F

    Snow

  • Wednesday

    Wednesday: A chance of snow before 1pm, then snow likely, possibly mixed with freezing rain.  Cloudy, with a high near 33. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 33 °F

    Chance Snow
    then Wintry
    Mix Likely

  • Wednesday Night

    Wednesday Night: Rain, snow, and freezing rain, becoming all rain after 1am.  Low around 29. Chance of precipitation is 100%.

    Low: 29 °F

    Wintry Mix

  • Thursday

    Thursday: A chance of rain before 1pm.  Mostly cloudy, with a high near 44. Chance of precipitation is 40%.

    High: 44 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. Northwest wind 5 to 8 mph.
Monday
Sunny, with a high near 37. Northwest wind 6 to 9 mph.
Monday Night
Increasing clouds, with a low around 24. Calm wind.
Tuesday
Snow likely, mainly after 1pm. Cloudy, with a high near 34. Calm wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow, mainly before 1am. Low around 27. Calm wind becoming northeast around 6 mph after midnight. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Wednesday
A chance of snow before 1pm, then snow likely, possibly mixed with freezing rain. Cloudy, with a high near 33. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Wednesday Night
Rain, snow, and freezing rain, becoming all rain after 1am. Low around 29. Chance of precipitation is 100%.
Thursday
A chance of rain before 1pm. Mostly cloudy, with a high near 44. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 22.
Friday
Mostly sunny, with a high near 33.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 38. Chance of precipitation is 50%.
Saturday Night
Rain. Low around 32. Chance of precipitation is 90%.
Sunday
Rain and snow. High near 42. Chance of precipitation is 80%.
Click Map For Forecast

ABOUT THIS FORECAST

 
Point Forecast:
Dallastown PA
 39.9°N 76.65°W (Elev. 850 ft)
3:17 pm EST Feb 9, 2025
3pm EST Feb 9, 2025-6pm EST Feb 16, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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