National Weather Service United States Department of Commerce

East Coast winter storm forecast to impact Thanksgiving holiday travel

A storm system will develop off the coast of the Carolinas early Wednesday and strengthen as it moves rapidly up the East Coast Wednesday into early Thursday. Heavy snow is likely to begin in the central Appalachians early Wednesday morning, spreading northeast through the interior Mid-Atlantic into New England by Wednesday night. Winter Storm Watches are in effect for these areas.
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Current Conditions

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Harrisburg PA

7 Day Forecast

For More Weather Information:

State College, PA Local Forecast Office

Tonight

Partly Cloudy

Partly
Cloudy

Low: 43 °F

Tuesday

Mostly Sunny

Mostly
Sunny

High: 51 °F

Tuesday
Night

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

Low: 35 °F

Wednesday

Rain/Snow Chance for Measurable Precipitation 90%

Rain/Snow

High: 37 °F

Wednesday
Night

Chance Light Snow Chance for Measurable Precipitation 50%

Chance
Light Snow

Low: 29 °F

Thanksgiving
Day

Mostly Cloudy

Mostly
Cloudy

High: 38 °F

Thursday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 23 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 36 °F

Friday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 24 °F

Detailed Forecast

  • Tonight Partly cloudy, with a low around 43. Southwest wind 8 to 11 mph, with gusts as high as 24 mph.
  • Tuesday Mostly sunny, with a high near 51. West wind 6 to 11 mph, with gusts as high as 20 mph.
  • Tuesday Night A chance of rain after 4am. Increasing clouds, with a low around 35. Light and variable wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
  • Wednesday Rain and snow, becoming all snow after 1pm. High near 37. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
  • Wednesday Night A chance of light snow, mainly after midnight. Cloudy, with a low around 29. West wind around 6 mph. Chance of precipitation is 50%.
  • Thanksgiving Day Mostly cloudy, with a high near 38.
  • Thursday Night Mostly cloudy, with a low around 23.
  • Friday Mostly sunny, with a high near 36.
  • Friday Night Mostly cloudy, with a low around 24.
  • Saturday Partly sunny, with a high near 39.
  • Saturday Night Mostly cloudy, with a low around 32.
  • Sunday Partly sunny, with a high near 46.
  • Sunday Night Mostly cloudy, with a low around 33.
  • Monday Partly sunny, with a high near 44.