National Weather Service United States Department of Commerce

Unseasonably cold temperatures spreading into central U.S.

A strong cold front will usher a much colder air mass into the central and eastern U.S. for the end of the work week. Temperatures will be 10 to 20 degrees below average in some areas. Rain and snow will be possible across the Great Lakes on Friday as the system crosses the area. Heavy snow is possible in the central Appalachians Friday night.
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Hazardous Weather Conditions

Current Conditions

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Williamsport MD

7 Day Forecast

Overnight

Mostly Cloudy

Mostly
Cloudy

Low: 41 °F

Friday

Partly Sunny

Partly
Sunny

High: 57 °F

Friday
Night

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

Low: 40 °F

Saturday

Chance Showers Chance for Measurable Precipitation 50%

Chance
Showers

High: 50 °F

Saturday
Night

Partly Cloudy

Partly
Cloudy

Low: 33 °F

Sunday

Sunny

Sunny

High: 47 °F

Sunday
Night

Mostly Clear

Mostly
Clear

Low: 31 °F

Monday

Mostly Sunny

Mostly
Sunny

High: 55 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 36 °F

Detailed Forecast

  • Overnight Mostly cloudy, with a low around 41. Calm wind.
  • Friday Partly sunny, with a high near 57. Light and variable wind.
  • Friday Night A chance of showers. Cloudy, with a low around 40. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 50%.
  • Saturday A chance of showers. Cloudy, with a high near 50. North wind 7 to 14 mph. Chance of precipitation is 50%.
  • Saturday Night Partly cloudy, with a low around 33. Northwest wind 16 to 18 mph.
  • Sunday Sunny, with a high near 47.
  • Sunday Night Mostly clear, with a low around 31.
  • Monday Mostly sunny, with a high near 55.
  • Monday Night Partly cloudy, with a low around 36.
  • Tuesday Mostly cloudy, with a high near 61.
  • Tuesday Night Cloudy, with a low around 44.
  • Wednesday A chance of showers. Cloudy, with a high near 61. Chance of precipitation is 40%.
  • Wednesday Night A chance of showers. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.
  • Thursday A chance of showers. Partly sunny, with a high near 60. Chance of precipitation is 30%.