The state deals with 1 to 4 inches of snow, 10-below wind-chill temps, power outages and property damage.
The NWS has issued four alerts, warning of 20-below wind-chill temps, 3-5 inches of snow, 60-mph winds, power outages and property damage.
A look at the week's top news on Patch from around the region.
Brace yourself for bitter cold temperatures this weekend.
Forecasters say a harsh arctic outbreak is likely for the holiday weekend.
Temperatures Sunday and Monday could plunge to the region's lowest since 2004 and the coldest February weather in more than 19 years.
Plus, a Pennsylvania State Police Corporal has been charged in a fatal firearms training accident that occurred in Montgomery County.
Extreme cold and a chance of snow is likely in the Philadelphia region over the next few days, forecasters say.
Miss Black Pennsylvania's call for contestants caused a debate among Patch readers, with some saying the event is racist.
You have a better chance of getting attacked by a shark, having identical quadruplets or becoming president but, hey, it's fun to dream!
The image of a galaxy cluster appears to be smiling.
The jackpot for Wednesday's drawing is the third-largest in the history of Powerball.
A slippery Monday morning commute will be followed by more ice and sleet during the evening drive home.
Be prepared for slippery roads and limited visibility and use extra caution if driving Monday, the National Weather Service warns.
No one won the estimated $380M jackpot during Saturday's Powerball drawing.
Plus, six more weeks of winter is predicted as the Groundhog sees his shadow.
Pope Frances will address Congress while in the United States for the World Meeting of Families in Philadelphia.
Saturday's estimated $360M Powerball jackpot is the biggest in nearly a year, according to lottery officials.
The Philadelphia region could see another three inches of snow, ice and sleet Sunday into Monday, as another storm approaches the area.
A case of measles has been confirmed by state health officials. Local school districts are warning the unvaccinated to protect themselves.
America's most famous groundhog saw his shadow Monday, predicting six more weeks of winter.
Everyone’s rooting for Punxsutawney Phil to bring us the hope for an early spring.
The National Weather Service issued a “Winter Storm Warning,” saying “significant” storm could dump snow, sleet, icy rain.
Snow could make a mess of area roads, and partygoers should be prepared to change their plans, PennDOT says.
Plus, Valerie Arkoosh was sworn in as a Montgomery County Commissioner.
Winds approaching tropic-storm-force levels will impact the region on Friday afternoon and Saturday. Also, another storm is coming.
Check out the top stories that made headlines on Patch in January.
The National Weather Service says more snow may fall Thursday night. On Friday night, wind chills will drop to zero or below.
President Barack Obama is scheduled to speak Thursday as House Democratic lawmakers hold a policy retreat at the Society Hill Sheraton.
Plus, there was an earthquake in Chester County on Sunday night.
According to the National Weather Service, just 1.2 inches of snow was recorded during the snowstorm.
Who needs the gym? Shoveling snow can be quite the workout.
Share your snow photos with Patch and your neighbors.
Eastern Pennsylvania was spared from what had been dubbed on social media as #Snowmageddon2015.
The National Weather Service's estimations of snow, wind and temperatures for central New Jersey and eastern Pennsylvania.
A “historic” winter storm is barreling toward the Philadelphia region, threatening high winds and more than a foot of snow.
What to do and whom to call, plus some safety tips.
More than a foot of snow is possible for the region.
All after-school activities including all athletic programs and professional development classes are cancelled as well.
A storm watch has turned into a storm warning for Eastern Pennsylvania. Forecasters are predicting two days of snow.