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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Allentown PA

7 Day Forecast

For More Weather Information:

Philadelphia, PA Local Forecast Office

Overnight

Partly Cloudy

Partly
Cloudy

Low: 36 °F

Friday

Mostly Sunny

Mostly
Sunny

High: 55 °F

Friday
Night

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

Low: 41 °F

Saturday

Rain Likely Chance for Measurable Precipitation 70%

Rain
Likely

High: 50 °F

Saturday
Night

Chance Rain Chance for Measurable Precipitation 30%

Chance
Rain

Low: 35 °F

Sunday

Breezy

Breezy

High: 48 °F

Sunday
Night

Mostly Clear

Mostly
Clear

Low: 30 °F

Monday

Sunny

Sunny

High: 55 °F

Monday
Night

Partly Cloudy

Partly
Cloudy

Low: 35 °F

Detailed Forecast

  • Overnight Partly cloudy, with a low around 36. Light north wind.
  • Friday Mostly sunny, with a high near 55. Light and variable wind.
  • Friday Night Rain likely after 2am. Mostly cloudy, with a low around 41. Northeast wind 3 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
  • Saturday Rain likely, mainly before 2pm. Cloudy, with a high near 50. North wind 9 to 13 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
  • Saturday Night A chance of rain, mainly before 11pm. Mostly cloudy, with a low around 35. Northwest wind around 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
  • Sunday Mostly sunny, with a high near 48. Breezy.
  • Sunday Night Mostly clear, with a low around 30.
  • Monday Sunny, with a high near 55.
  • Monday Night Partly cloudy, with a low around 35.
  • Tuesday Mostly cloudy, with a high near 60.
  • Tuesday Night Cloudy, with a low around 43.
  • Wednesday A chance of showers. Cloudy, with a high near 62. Chance of precipitation is 30%.
  • Wednesday Night A chance of showers. Cloudy, with a low around 44. Chance of precipitation is 50%.
  • Thursday A chance of showers. Partly sunny, with a high near 58. Chance of precipitation is 40%.