Philadelphia Weather: When Winter Makes Its Return

Justin Drabick has the latest forecast.

CENTER GO TO THE CBS PHILLY.COM.LOVE THE ENERGY IN THATROOM.BEAUTIFUL.YES.OKAY.WE NEED A BEAUTIFUL DAY.WE HAD BEAUTIFUL WEATHER IFYOU LIKE MILD WEATHERMENT THATWAS AWESOME.IT WAS BEAUTIFUL.SPRING FEVER.A LIEUTENANT OF PEOPLE WITHSHORTS ON.I KNOW THERE ARE FOLKS THATWANT THE SNOW.IT IS WINTER.IT IS JANUARY.WE MAY HAVE IT.I'M NOTING TO GO LIKE TO HYPETHINGS UP BUT NATASHA KNOWS.THAT IS TRUE.YOU COULD SEE SOME SNOW IN THEWEEKEND.WE WILL TALK BIT.RIGHT NOW ALL QUIET.MID-JANUARY, PRETTY MILD,OUTSIDE A LIVE LOOK ON THEPARKWAY, AND TRAFFIC MOVINGPRETTY FREELY.NO WEATHER TO DEAL WITH AS FARAS WET WEATHER TO IMPACTTRAVELS.TEMPERATURES START TO GO GETCOOL, BUT STILL NOT THAT BAD,44 DEGREES CURRENT AIRTEMPERATURE.AVERAGE HIGH IS 40 DEGREES.OUR EVENING TEMPERATURE WELLABOVE THAT.14 DEGREES COLDER RIGHT NOWTHEN THIS TIME YESTERDAY.IF YOU WERE OUTSIDE, START TOGO FEEL THAT CHANGE, GRADUALCHANGE, EVEN THOUGH MID TOUPPER 40'S STILL FEELS AWESOMEOUTSIDE.FIFTY'S GANNON WEDNESDAY.THAT IS LAST DAY WE WILL SEE50'S FOR A LITTLE BIT.THERE IS THAT CHANGE.ARCTIC AIR MASS SETTLES INFRIDAY AND INTO THE WEEKEND.WE HAVE HIGH TEMPERATURES BACKBELOW AVERAGE ONLY IN THE30'S.CLOUD OVER US TONIGHT, THEYMAY THIN OUT FARTHER NORTH ANDWEST SEEING, STARS IN THEPOCONOS NO THREAT HAVE RAINTONIGHT.TOMORROW AFTERNOON WE WILLSTART TO SEE A COUPLESCATTERED SHOWERS TONIGHTACROSS THE DELAWARE VALLEY.NOT A BIG DEAL OUT TRAVELING.THAT EASES UP FOR EVENINGHOURS.WEDNESDAY BACK TO MOSTLY SUNNYSKIES AND THEN THINGS GETINTERESTING FOR THE WEEKEND.HIGH PRESSURE FRIDAY.ARCTIC HIGH PRESSURE THATCONTAINS COLD AIR.SETTLES DOWN AT THE SURFACE.STORM SYSTEM.NORMALLY WHEN WE SEE STORMTRACK TO THE NORTH AND WEST WEARE THINKING WARM AIR BUT THISIS AN ARCTIC AIR MASS ANDSHOULD BE SLOW ENOUGH TO MOVEOUT, KEEP IT COLD AND LOCK INA POTENTIAL STEADY SNOWESPECIALLY FIRST HALF OF THEDAY ON SATURDAY.TIMING WILL CHANGE THIS FAROUT, SO, POSSIBLE SNOW CHANGESOVER TO RAIN TYPE SCENARIO BUTCOLD DOES STICK AROUND BEHINDTHAT SYSTEM, FOR SUNDAY INTOEARLY NEXT WEEK.CHILLY TONIGHT MOSTLY CLOUDYSKIES, UPPER 30'S TO 40.TOMORROW, OVERALL NOT BAD,HIGHS NEAR 50.WATCH FOR THAT SCATTEREDSHOWER OR TWO COMING IN DURINGTHE AFTERNOON.THAT EXTENDED FORECAST WE AREBACK TO SOME SUNSHINE ONWEDNESDAY, MILD, IN THE MID50'S, ARCTIC COLD FRONT COMESTHROUGH THURSDAY, UPPER 40'SBUT WINDY.IT WILL FEEL COLDER.THERE IS THOSE 30'S SHOWING UPON FRIDAY.THAT SETS THE STAGE FORPOTENTIAL WINTRY WEATHER ONSATURDAY AND THEN THINGS DRYOUT FOR SUNDAY NEXT WEEK BUTWE ARE LOCKED INTO THATPATTERN AT LEAST FOR A WEEK ORSO OF THE COLD AIR.QUESTION IS DOES THAT STICKAROUND HEAD NOTHING TO THESECOND HALF OF THE WEEK, AND