National Weather Service United States Department of Commerce

Major nor'easter to affect northeastern U.S.

The stage is being set for a major nor'easter to affect parts of the Northeast Monday through Wednesday. This system will be responsible for heavy snowfall and strong winds, with blizzard conditions possible along coastal areas from New Jersey to Massachusetts. Blizzard Warnings are in effect along the coast from central New Jersey to the Canadian border.
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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

Rain/Snow Chance for Measurable Precipitation 80%

Rain/Snow

Low: -2 °C

Monday

Snow Chance for Measurable Precipitation 100%

Snow

High: 0 °C

Monday
Night

Heavy Snow Chance for Measurable Precipitation 100%

Heavy
Snow

Low: -4 °C

Tuesday

Heavy Snow Chance for Measurable Precipitation 90%

Heavy
Snow

High: -1 °C

Tuesday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: -8 °C

Wednesday

Sunny

Sunny

High: -2 °C

Wednesday
Night

Mostly Clear

Mostly
Clear

Low: -12 °C

Thursday

Partly Sunny

Partly
Sunny

High: 1 °C

Thursday
Night

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

Low: -3 °C

Detailed Forecast

  • Tonight A chance of rain and snow before 1am, then snow. Low around -2. Northeast wind 10 to 15 km/h increasing to 16 to 21 km/h after midnight. Chance of precipitation is 80%. Total nighttime snow accumulation of 2 to 4 centimeters possible.
  • Monday Snow. High near 0. Northeast wind 23 to 26 km/h. Chance of precipitation is 100%. New snow accumulation of 3 to 7 centimeters possible.
  • Monday Night Snow with areas of blowing snow. The snow could be heavy at times. Low around -4. Blustery, with a northeast wind 26 to 32 km/h. Chance of precipitation is 100%. New snow accumulation of 14 to 20 centimeters possible.
  • Tuesday Snow with areas of blowing snow before noon, then snow likely with areas of blowing snow after noon. The snow could be heavy at times. High near -1. Blustery, with a northwest wind around 35 km/h. Chance of precipitation is 90%. New snow accumulation of 19 to 25 centimeters possible.
  • Tuesday Night A slight chance of snow showers before midnight. Mostly cloudy, with a low around -8. Blustery, with a northwest wind 26 to 34 km/h. Chance of precipitation is 20%.
  • Wednesday Sunny, with a high near -2.
  • Wednesday Night Mostly clear, with a low around -12.
  • Thursday Partly sunny, with a high near 1.
  • Thursday Night A chance of snow. Mostly cloudy, with a low around -3. Chance of precipitation is 40%.
  • Friday A chance of snow. Partly sunny, with a high near 2. Chance of precipitation is 30%.
  • Friday Night Partly cloudy, with a low around -8.
  • Saturday Mostly sunny, with a high near -3.
  • Saturday Night Mostly cloudy, with a low around -9.
  • Sunday A chance of snow showers. Mostly cloudy, with a high near -3. Chance of precipitation is 30%.