Below Normal Temperatures Across Most of the Nation Today, Frost in San Francisco Tonight, Snow from Washington, DC to New York Tuesday...

Widespread cold grips the nation tonight with temperatures below normal over a large portion of the country. Lows tonight will be near 0 in Chicago and near 34 in San Francisco. A short burst of snow will occur Tuesday morning into the early afternoon from northern Virginia to Connecticut with 2 to 4 inches forecast for the NYC metro area with up to 5 or 6 inches in northern Delaware to southern New Jersey. Following the snow, another Arctic air mass will move into the Northeast with highs only near freezing Wednesday through Friday in New York. There is another chance for a wintry mix of precipitation across the Mid-Atlantic States and the Northeast this Saturday. 

Some NWS snow reports from today:

NEWARK, DE: 12.0"
WILMINGTON, DE:  8.5"
PRESIDENTIAL LAKES, NJ: 12.0"
MEDFORD, NJ: 9.4"
PHILADELPHIA INTL AP: 8.6"
PHILADELPHIA CENTER:  5.5"

Discussion tonight from the NWS in San Francisco, CA:  

AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 356 PM PST MON DEC 9 2013 .DISCUSSION...AS OF 3:00 PM PST MONDAY...COLD WEATHER CONTINUES ACROSS OUR CWA TODAY WITH SO FAR ONE RECORD LOW SET IN SAN JOSE (25 COMPARED TO THE PREVIOUS RECORD OF 26). WILL BE INTERESTING TO SEE IF MORE RECORDS WERE SET ONCE ALL OF THE NUMBERS COME IN FOR THE 0Z RTP (SFONPWMTR) PRODUCT. STAY TUNED! TEMPS DID WARM BACK INTO THE MID 40S TO LOWER 50S TODAY AND ARE RUNNING 2 TO 5 DEGREES AHEAD OF YESTERDAY. TONIGHT WILL FEATURE ANOTHER ROUND OF COLD CONDITIONS WITH CLEAR SKIES AND LIGHT WINDS IN MOST SPOTS. SOME ADDITIONAL WARMING ALOFT WILL TRANSLATE INTO SLIGHT WARMING FOR TOMORROW MORNING. FEEL THAT ENOUGH SPOTS WILL END UP HITTING FREEZING INCLUDING SPOTS NEAR THE COAST TO PUT ALMOST ALL ZONES INTO ANOTHER FREEZE WARNING. WILL KEEP SAN FRANCISCO OUT OF THE FREEZE WARNING, ALTHOUGH COULD STILL SEE LOWER 30S IN A FEW POCKETS SUCH AS AROUND GOLDEN GATE PARK. 


George Wright is a Certified Consulting Meteorologist for Wright Weather Consulting, LLC. George is also a meteorologist with ABC News and Cablevision News 12. Our website is WrightWeather.com.