National Weather Service United States Department of Commerce

Nor'easter to impact East Coast Thanksgiving travel

An active weather pattern is shaping up across the eastern U.S. as a nor'easter continues to be forecast to move up the East Coast through early Thursday. This storm will bring precipitation up and down the coast, mostly in the form of rain along coastal areas, with snow expected farther inland. These conditions are expected to impact Thanksgiving travel conditions on Wednesday.
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Current Conditions

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3 Miles NW Mercersburg PA

7 Day Forecast

For More Weather Information:

State College, PA Local Forecast Office

Overnight

Rain/Snow Chance for Measurable Precipitation 80%

Rain/Snow

Low: 32 °F

Wednesday

Heavy Snow Chance for Measurable Precipitation 100%

Heavy
Snow

High: 35 °F

Wednesday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 27 °F

Thanksgiving
Day

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 37 °F

Thursday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 22 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 35 °F

Friday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 24 °F

Saturday

Partly Sunny

Partly
Sunny

High: 41 °F

Saturday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 37 °F

Detailed Forecast

  • Overnight Snow, possibly mixed with rain, mainly after 3am. Low around 32. North wind around 5 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.
  • Wednesday Snow. The snow could be heavy at times. High near 35. North wind 6 to 8 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
  • Wednesday Night A chance of snow showers before 1am. Cloudy, with a low around 27. Northwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
  • Thanksgiving Day A slight chance of snow showers. Cloudy, with a high near 37. Calm wind becoming west 5 to 7 mph in the morning. Chance of precipitation is 20%.
  • Thursday Night Mostly cloudy, with a low around 22. West wind around 9 mph.
  • Friday Mostly sunny, with a high near 35.
  • Friday Night Mostly cloudy, with a low around 24.
  • Saturday Partly sunny, with a high near 41.
  • Saturday Night Mostly cloudy, with a low around 37.
  • Sunday A chance of showers. Mostly cloudy, with a high near 56. Chance of precipitation is 30%.
  • Sunday Night A chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.
  • Monday A chance of showers. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.
  • Monday Night Mostly cloudy, with a low around 29.
  • Tuesday Partly sunny, with a high near 42.