National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. this weekend

A Pacific storm system will continue to impact the Pacific Northwest through late Sunday. Heavy rainfall could lead to flash flooding, river and small stream flooding, as well as mudslides and debris flows, especially over burn scars. At higher elevations, strong winds and heavy snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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Current Conditions

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Philadelphia PA

7 Day Forecast

For More Weather Information:

Philadelphia, PA Local Forecast Office

Tonight

Partly Cloudy

Partly
Cloudy

Low: 29 °F

Monday

Chance Rain/Sleet Chance for Measurable Precipitation 40%

Chance
Rain/Sleet

High: 39 °F

Monday
Night

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

Low: 38 °F

Tuesday

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

High: 52 °F

Tuesday
Night

Rain Chance for Measurable Precipitation 90%

Rain

Low: 48 °F

Wednesday

Heavy Rain Chance for Measurable Precipitation 100%

Heavy
Rain

High: 62 °F

Wednesday
Night

Heavy Rain Chance for Measurable Precipitation 90%

Heavy
Rain

Low: 45 °F

Christmas
Day

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

High: 51 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 35 °F

Detailed Forecast

  • Tonight Partly cloudy, with a low around 29. Light north wind.
  • Monday A slight chance of rain and sleet before noon, then a chance of rain. Increasing clouds, with a high near 39. Northeast wind around 6 mph. Chance of precipitation is 40%. Little or no sleet accumulation expected.
  • Monday Night A chance of rain. Cloudy, with a low around 38. East wind around 7 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Tuesday A chance of rain. Cloudy, with a high near 52. East wind around 7 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
  • Tuesday Night Rain. Low around 48. East wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Wednesday Rain. The rain could be heavy at times. High near 62. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
  • Wednesday Night Rain. The rain could be heavy at times. Low around 45. Chance of precipitation is 90%.
  • Christmas Day A chance of showers. Partly sunny, with a high near 51. Chance of precipitation is 30%.
  • Thursday Night Partly cloudy, with a low around 35.
  • Friday Mostly sunny, with a high near 49.
  • Friday Night Partly cloudy, with a low around 38.
  • Saturday Mostly sunny, with a high near 48.
  • Saturday Night Partly cloudy, with a low around 34.
  • Sunday Mostly sunny, with a high near 40.