Alert archive / Pennsylvania / Winter Weather Advisories in 2017

Winter Weather Advisory 3, NWS Philadelphia/Mount Holly

January 9, 20177 counties in Pennsylvania; 5 counties in New Jersey

NWS Philadelphia/Mount Holly issued this winter weather advisory at Jan 9, 2017, 2:55 PM EST for 7 counties in Pennsylvania; 5 counties in New Jersey. It took effect at Jan 10, 2017, 6:00 PM EST. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Jan 9, 2017, 2:55 PM EST (19:55 UTC)
In effect from
Jan 10, 2017, 6:00 PM EST
Expired
Jan 11, 2017, 3:17 AM EST
In force
9 hr
Issued by
NWS Philadelphia/Mount Holly

Counties Hunterdon County, NJ, Morris County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, Berks County, PA, Bucks County, PA, Carbon County, PA, Lehigh County, PA, Monroe County, PA, Montgomery County, PA, Northampton County, PA

The radar

The Philadelphia radar (KDIX), 105 km from the middle of the area, began a volume at 19:53 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 7.9 hours before the alert went out and 196 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Brookhaven, NY at 12:00Z on 2017-01-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 2017-01-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -11 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1005 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
-11 m²/s²
0-3 km storm-relative helicity
86 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

480 
WWUS41 KPHI 091955
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
255 PM EST MON JAN 9 2017

NJZ001-007-PAZ054-055-060>062-100800-
/O.NEW.KPHI.WW.Y.0003.170110T1600Z-170111T0700Z/
SUSSEX-WARREN-CARBON-MONROE-BERKS-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...JIM THORPE...
STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...EASTON
255 PM EST MON JAN 9 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 11 AM TUESDAY TO 2 AM
EST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
WEATHER ADVISORY FOR FREEZING RAIN AND SNOW...WHICH IS IN EFFECT
FROM 11 AM TUESDAY TO 2 AM EST WEDNESDAY.

* LOCATIONS... MOST OF THE LEHIGH VALLEY, SOUTHERN POCONOS AND
  NORTHWEST NEW JERSEY

* HAZARD TYPES... SNOW AND FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF UP TO 1 INCH...WITH ICE
  ACCUMULATION UP TO A TENTH OF AN INCH. 

* TIMING... A PERIOD OF SNOW IS LIKELY IN THE LATE MORNING TO
  EARLY AFTERNOON HOURS TUESDAY. ADDITIONAL MIXED PRECIPITATION
  WILL MOVE INTO THE REGION LATE IN THE AFTERNOON AND EVENING ON
  TUESDAY.

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE SLIPPERY ROAD
  CONDITIONS.

* TEMPERATURES...AROUND 30 BUT RISING SLOWLY ABOVE FREEZING TUESDAY
  NIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE OR USING TWITTER.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ008-009-PAZ103-105-100800-
/O.NEW.KPHI.WW.Y.0003.170110T1600Z-170111T0300Z/
MORRIS-HUNTERDON-WESTERN MONTGOMERY-UPPER BUCKS-
INCLUDING THE CITIES OF...MORRISTOWN...FLEMINGTON...
COLLEGEVILLE...POTTSTOWN...CHALFONT...PERKASIE
255 PM EST MON JAN 9 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 11 AM TO 10 PM EST
TUESDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
WEATHER ADVISORY FOR FREEZING RAIN AND SNOW...WHICH IS IN EFFECT
FROM 11 AM TO 10 PM EST TUESDAY.

* LOCATIONS... PORTIONS OF NORTH CENTRAL NEW JERSEY SOUTHWESTWARD
  TOWARD THE SOUTHERN PORTIONS OF THE LEHIGH VALLEY. 

* HAZARD TYPES...SNOW AND FREEZING RAIN

* ACCUMULATIONS...SNOW ACCUMULATION OF UP TO 1 INCH...ALONG WITH 
  AROUND A TRACE OF ICE.

* ICE ACCUMULATIONS... UP TO A FEW HUNDREDTHS OF AN INCH.

* SNOW ACCUMULATIONS...UP TO ONE HALF OF AN INCH.

* TIMING... SOME LIGHT SNOW MAY FALL LATE IN THE MORNING OR THE
  EARLY AFTERNOON. HOWEVER LIGHT FREEZING RAIN WILL DEVELOP LATE
  IN THE AFTERNOON AND EARLY EVENING. 

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE SLIPPERY ROAD
  CONDITIONS.

* TEMPERATURES...AROUND 30 SLOWLY RISING TUESDAY NIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER
SERVICE BY CALLING OUR TRAINED SPOTTER LINE POSTING TO THE NWS
MOUNT HOLLY FACEBOOK PAGE OR USING TWITTER.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$
5 follow-up statements
587 
WWUS41 KPHI 100844
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
344 AM EST TUE JAN 10 2017

NJZ010-102045-
/O.EXB.KPHI.WW.Y.0003.170110T2300Z-170111T0300Z/
SOMERSET-
INCLUDING THE CITY OF...SOMERVILLE
344 AM EST TUE JAN 10 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM TO 10 PM EST THIS
EVENING...

* LOCATIONS...PORTIONS OF NORTH CENTRAL NEW JERSEY.

* HAZARD TYPES...SNOW AND FREEZING RAIN

* ACCUMULATIONS...SNOW ACCUMULATION OF LESS THAN ONE HALF INCH...ALONG
  WITH AROUND A TRACE OF ICE.

* TIMING...A BRIEF PERIOD OF LIGHT SNOW MAY FALL THIS AFTERNOON.
  ADDITIONAL MIXED PRECIPITATION INCLUDING FREEZING RAIN WILL
  MOVE INTO THE REGION THIS EVENING.

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE SLIPPERY ROAD
  CONDITIONS

* TEMPERATURES...IN THE LOWER TO MID 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE OR USING TWITTER.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

PAZ054-055-102045-
/O.EXT.KPHI.WW.Y.0003.170110T2300Z-170111T0700Z/
CARBON-MONROE-
INCLUDING THE CITIES OF...JIM THORPE...STROUDSBURG
344 AM EST TUE JAN 10 2017

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 6 PM THIS EVENING
TO 2 AM EST WEDNESDAY...

* LOCATIONS... MOST OF THE LEHIGH VALLEY... SOUTHERN POCONOS AND 
  NORTHWEST NEW JERSEY

* HAZARD TYPES... SNOW AND FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF UP TO 1 INCH...ALONG WITH
  AROUND ONE TO TWO TENTHS OF AN INCH OF ICE.

* TIMING...A BRIEF PERIOD OF SNOW IS POSSIBLE THIS AFTERNOON.
  ADDITIONAL MIXED PRECIPITATION INCLUDING FREEZING RAIN WILL
  MOVE INTO THE REGION THIS EVENING.

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE SLIPPERY ROAD
  CONDITIONS.

* TEMPERATURES...IN THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE OR USING TWITTER.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ001-007-PAZ060>062-102045-
/O.EXT.KPHI.WW.Y.0003.170110T2300Z-170111T0700Z/
SUSSEX-WARREN-BERKS-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...READING...
ALLENTOWN...BETHLEHEM...EASTON
344 AM EST TUE JAN 10 2017

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 6 PM THIS EVENING
TO 2 AM EST WEDNESDAY...

* LOCATIONS...PORTIONS OF EASTERN PENNSYLVANIA AND NORTHWEST NEW
  JERSEY

* HAZARD TYPES... SNOW AND FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF LESS THAN ONE HALF
  INCH...ALONG WITH UP TO ONE TENTH OF AN INCH OF ICE.

* TIMING...A BRIEF PERIOD OF LIGHT SNOW MAY FALL THIS AFTERNOON.
  ADDITIONAL MIXED PRECIPITATION INCLUDING FREEZING RAIN WILL
  MOVE INTO THE REGION THIS EVENING.

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE SLIPPERY ROAD
  CONDITIONS.

* TEMPERATURES...IN THE LOWER TO MID 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE OR USING TWITTER.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ008-009-PAZ103-105-102045-
/O.EXT.KPHI.WW.Y.0003.170110T2300Z-170111T0300Z/
MORRIS-HUNTERDON-WESTERN MONTGOMERY-UPPER BUCKS-
INCLUDING THE CITIES OF...MORRISTOWN...FLEMINGTON...
COLLEGEVILLE...POTTSTOWN...CHALFONT...PERKASIE
344 AM EST TUE JAN 10 2017

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 6 PM TO 10 PM EST
THIS EVENING...

* LOCATIONS... PORTIONS OF NORTH CENTRAL NEW JERSEY SOUTHWESTWARD
  TOWARD THE SOUTHERN PORTIONS OF SOUTHEAST PENNSYLVANIA.

* HAZARD TYPES...SNOW AND FREEZING RAIN

* ACCUMULATIONS...SNOW ACCUMULATION OF LESS THAN ONE HALF
  INCH...ALONG WITH A COUPLE OF HUNDREDTHS OF AN INCH OF ICE.

* TIMING...A BRIEF PERIOD OF LIGHT SNOW MAY FALL THIS AFTERNOON.
  ADDITIONAL MIXED PRECIPITATION INCLUDING FREEZING RAIN WILL
  MOVE INTO THE REGION THIS EVENING.

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE SLIPPERY ROAD
  CONDITIONS.

* TEMPERATURES...IN THE LOWER TO MID 30S. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE OR USING TWITTER.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$
657 
WWUS41 KPHI 101954
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
254 PM EST TUE JAN 10 2017

PAZ054-055-110700-
/O.CON.KPHI.WW.Y.0003.170110T2300Z-170111T0700Z/
CARBON-MONROE-
INCLUDING THE CITIES OF...JIM THORPE...STROUDSBURG
254 PM EST TUE JAN 10 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 2 AM EST WEDNESDAY...

* LOCATIONS... SOUTHERN POCONOS.

* HAZARD TYPES... SNOW AND FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF UP TO 1 INCH...ALONG WITH 
  AROUND A TENTH OF AN INCH OF ICE.

* TIMING...A BRIEF PERIOD OF SNOW IS POSSIBLE THROUGH EARLY THIS
  EVENING. ADDITIONAL MIXED PRECIPITATION INCLUDING FREEZING RAIN
  WILL MOVE INTO THE REGION THIS EVENING.

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE SLIPPERY ROAD
  CONDITIONS.

* TEMPERATURES...RISING THROUGH THE 20S THIS EVENING TO ABOVE
  FREEZING LATE TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE OR USING TWITTER.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ001-007-PAZ060>062-110700-
/O.CON.KPHI.WW.Y.0003.170110T2300Z-170111T0700Z/
SUSSEX-WARREN-BERKS-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...READING...
ALLENTOWN...BETHLEHEM...EASTON
254 PM EST TUE JAN 10 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 2 AM EST WEDNESDAY...

* LOCATIONS...LEHIGH VALLEY AND BERKS COUNTY IN PENNSYLVANIA AND
  NORTHWEST NEW JERSEY

* HAZARD TYPES... SNOW AND FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF UP TO ONE HALF INCH...ALONG
  WITH UP TO A FEW HUNDREDTHS OF AN INCH OF ICE.

* TIMING...MIXED PRECIPITATION INCLUDING FREEZING RAIN WILL MOVE
  INTO THE REGION THIS EVENING.

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE SLIPPERY ROAD
  CONDITIONS.

* TEMPERATURES...IN THE MID TO UPPER 20S THIS EVENING RISING ABOVE
  FREEZING OVERNIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE OR USING TWITTER.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ008>010-PAZ103-105-110300-
/O.CON.KPHI.WW.Y.0003.170110T2300Z-170111T0300Z/
MORRIS-HUNTERDON-SOMERSET-WESTERN MONTGOMERY-UPPER BUCKS-
INCLUDING THE CITIES OF...MORRISTOWN...FLEMINGTON...SOMERVILLE...
COLLEGEVILLE...POTTSTOWN...CHALFONT...PERKASIE
254 PM EST TUE JAN 10 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM TO 10 PM
EST THIS EVENING...

* LOCATIONS...PORTIONS OF NORTH CENTRAL NEW JERSEY AND UPPER
  MONTGOMERY AND BUCKS COUNTIES IN PENNSYLVANIA.

* HAZARD TYPES...FREEZING RAIN

* ACCUMULATIONS...AROUND A TRACE OF ICE.

* TIMING...MIXED PRECIPITATION INCLUDING FREEZING RAIN WILL MOVE
  INTO THE REGION THIS EVENING.

* IMPACTS...ICE ACCUMULATIONS MAY CREATE SLIPPERY ROAD CONDITIONS.

* TEMPERATURES...IN THE LOWER 30S EARLY THIS EVENING RISING ABOVE
  FREEZING BY 10 PM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE OR USING TWITTER.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

PO/CMS
286 
WWUS41 KPHI 110140
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
840 PM EST TUE JAN 10 2017

NJZ008>010-PAZ103-105-110245-
/O.CAN.KPHI.WW.Y.0003.000000T0000Z-170111T0300Z/
MORRIS-HUNTERDON-SOMERSET-WESTERN MONTGOMERY-UPPER BUCKS-
INCLUDING THE CITIES OF...MORRISTOWN...FLEMINGTON...SOMERVILLE...
COLLEGEVILLE...POTTSTOWN...CHALFONT...PERKASIE
840 PM EST TUE JAN 10 2017

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE
WINTER WEATHER ADVISORY.

TEMPERATURES HAVE WARMED ABOVE FREEZING AND SHOULD REMAIN SO
OVERNIGHT. 

$$

PAZ054-055-111000-
/O.EXT.KPHI.WW.Y.0003.000000T0000Z-170111T1000Z/
CARBON-MONROE-
INCLUDING THE CITIES OF...JIM THORPE...STROUDSBURG
840 PM EST TUE JAN 10 2017

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 5 AM EST
WEDNESDAY...

* LOCATIONS... MAINLY HIGHER ELEVATIONS IN THE SOUTHERN POCONOS.

* HAZARD TYPES... FREEZING RAIN.

* ACCUMULATIONS...UP TO A TENTH OF AN INCH OF ICE.

* TIMING....FREEZING RAIN SHOULD BEGIN LATE THIS EVENING AND
  GRADUALLY CHANGE TO RAIN OVERNIGHT.

* IMPACTS...ICING MAY CREATE SLIPPERY ROAD CONDITIONS.

* TEMPERATURES...IN THE UPPER 20S TO LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE OR USING TWITTER.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ001-007-PAZ060>062-110500-
/O.EXT.KPHI.WW.Y.0003.000000T0000Z-170111T0500Z/
SUSSEX-WARREN-BERKS-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...READING...
ALLENTOWN...BETHLEHEM...EASTON
840 PM EST TUE JAN 10 2017

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL MIDNIGHT EST
TONIGHT...

* LOCATIONS...MAINLY HIGHER ELEVATIONS AROUND THE LEHIGH VALLEY
  AND BERKS COUNTY IN PENNSYLVANIA AND NORTHWEST NEW JERSEY.

* HAZARD TYPES... FREEZING RAIN.

* ACCUMULATIONS...A TRACE TO A FEW HUNDREDTHS OF AN INCH OF ICE.

* TIMING...FREEZING RAIN WILL MOVE INTO THE REGION LATE THIS
  EVENING BEFORE CHANGING OVER TO RAIN AFTER MIDNIGHT.

* IMPACTS...ICING MAY CREATE SLIPPERY ROAD CONDITIONS.

* TEMPERATURES...IN THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE OR USING TWITTER.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$
255 
WWUS41 KPHI 110455
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1155 PM EST TUE JAN 10 2017

NJZ001-007-PAZ060>062-110800-
/O.EXT.KPHI.WW.Y.0003.000000T0000Z-170111T0800Z/
SUSSEX-WARREN-BERKS-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...READING...
ALLENTOWN...BETHLEHEM...EASTON
1155 PM EST TUE JAN 10 2017

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 3 AM EST
WEDNESDAY...

* LOCATIONS...MAINLY HIGHER ELEVATIONS AROUND THE LEHIGH VALLEY
  AND BERKS COUNTY IN PENNSYLVANIA AND NORTHWEST NEW JERSEY.

* HAZARD TYPES...FREEZING RAIN.

* ACCUMULATIONS...A TRACE TO A FEW HUNDREDTHS OF AN INCH OF ICE.

* TIMING....POCKETS OF FREEZING RAIN WILL GRADUALLY CHANGE TO
  RAIN OVERNIGHT BEFORE ENDING.

* IMPACTS...ICING MAY CREATE SLIPPERY ROAD CONDITIONS.

* TEMPERATURES...IN THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE OR USING TWITTER.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

PAZ054-055-111000-
/O.CON.KPHI.WW.Y.0003.000000T0000Z-170111T1000Z/
CARBON-MONROE-
INCLUDING THE CITIES OF...JIM THORPE...STROUDSBURG
1155 PM EST TUE JAN 10 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST
WEDNESDAY...

* LOCATIONS...MAINLY HIGHER ELEVATIONS IN THE SOUTHERN POCONOS.

* HAZARD TYPES...FREEZING RAIN.

* ACCUMULATIONS...UP TO A TENTH OF AN INCH OF ICE.

* TIMING....FREEZING RAIN WILL GRADUALLY CHANGE TO RAIN OVERNIGHT
  BEFORE ENDING.

* IMPACTS...ICING MAY CREATE SLIPPERY ROAD CONDITIONS.

* TEMPERATURES...IN THE UPPER 20S TO LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE OR USING TWITTER.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$
635 
WWUS41 KPHI 110817
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
317 AM EST WED JAN 11 2017

PAZ054-055-110930-
/O.CAN.KPHI.WW.Y.0003.000000T0000Z-170111T1000Z/
CARBON-MONROE-
INCLUDING THE CITIES OF...JIM THORPE...STROUDSBURG
317 AM EST WED JAN 11 2017

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE
WINTER WEATHER ADVISORY.

THE PRECIPITATION HAS ENDED ACROSS THE ADVISORY AREA. THEREFORE,
THE WINTER WEATHER ADVISORY HAS BEEN CANCELLED. HOWEVER, SOME
TEMPERATURES REMAIN AT OR NEAR FREEZING AND SOME SURFACES MAY
REMAIN SLIPPERY THIS MORNING. 

$$

NJZ001-007-PAZ060>062-110930-
/O.EXP.KPHI.WW.Y.0003.000000T0000Z-170111T0800Z/
SUSSEX-WARREN-BERKS-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...READING...
ALLENTOWN...BETHLEHEM...EASTON
317 AM EST WED JAN 11 2017

...WINTER WEATHER ADVISORY HAS EXPIRED...

PRECIPITATION HAS ENDED AND TEMPERATURES HAVE RISEN ABOVE THE
FREEZING MARKS. HOWEVER, SOME SLIPPERY SPOTS MAY REMAIN THROUGH
THIS MORNING, ESPECIALLY ACROSS THE HIGHER ELEVATIONS. 

$$

What forecasters said that day

The local office's own words before this winter weather advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Philadelphia/Mount Holly wrote its last area forecast discussion before this winter weather advisory went out at Jan 9, 9:15 AM EST, 5 hours 40 minutes earlier.

Area forecast discussion, Jan 9, 9:15 AM EST, 5 hours 40 minutes before
Area Forecast Discussion
National Weather Service Mount Holly NJ
915 AM EST Mon Jan 9 2017

.SYNOPSIS...
High pressure centered over Virginia and North Carolina early
this morning will slide off the coast today and tonight. A couple
of warm fronts are forecast to lift through our region, one around
Tuesday night and the other on Wednesday night. A cold front
approaching from the northwest is expected to arrive on Friday.
Strong high pressure is anticipated to build across southeastern
Canada and New England over the coming weekend as low pressure
slides across the Ohio River Valley and the Middle Atlantic
States.

&&

.NEAR TERM /UNTIL 6 PM THIS EVENING/...

High pressure builds to our south today and will help control the
weather. A short wave/vorticity impulse will slide across the area
today while a warm front passes to our north. This disturbance
aloft is only expected to bring an increase in mid- level clouds
during the day, and no precipitation is expected. Winds will shift
from west- northwest during the morning hours, to south-southwest
by the afternoon hours. High temperatures were raised slightly
outside of snow covered areas given the quick rise this morning.

&&

.SHORT TERM /6 PM THIS EVENING THROUGH 6 AM TUESDAY/...
The high to our south weakens as it moves offshore tonight.
Generally zonal flow aloft is expected, although a weak vorticity
impulse is expected to slide across the area overnight. This is
mainly expected to bring some cloud cover to the area overnight
after a brief partial clearing during the evening. Dry weather is
continued to be expected overnight.

&&

.LONG TERM /TUESDAY THROUGH SUNDAY/...
A mid level west southwest flow is expected to become established
over our region for the period from Tuesday into Thursday night
with a warming trend anticipated. A short wave trough traveling in
the mid level flow is forecast to pass over the northeastern
states on Wednesday morning with a weaker impulse following on
Wednesday night. Both feature are expected to bring precipitation
to our region.

An initial lobe of mid level warm advection clouds is forecast to
lift over our region during the daylight hours on Tuesday. Some
light precipitation may accompany it across parts of eastern
Pennsylvania and northern New Jersey. The expected temperature
profiles suggest that anything that falls on Tuesday morning would
be in the form of light snow. Snow amounts should be negligible.
However, the warming aloft would cause a transition to rain. Cold
air trapped near the surface will likely result in some freezing
rain in parts of the Berks County, the far northern suburbs of
Philadelphia, the Lehigh Valley, the Poconos and northern New
Jersey from Tuesday afternoon into Tuesday evening. Ice
accumulations up to a tenth of an inch are expected with perhaps
one to two tenths of an inch in the elevated terrain.

A southwesterly low level jet is forecast to move overhead from
the west on Tuesday. Wind speeds associated with the low level jet
are expected to increase to 60+ knots over our region by Tuesday
evening with the feature anticipated to slide eastward and off the
coast from late Tuesday night into Wednesday morning in advance of
the approaching mid level short wave.

The presence of the low level jet and the absence of a blocking
surface high to our northeast should allow any lingering sub-
freezing air to be scoured out of out northern counties on Tuesday
night bringing an end to the potential for freezing rain by early
Wednesday morning. We will forecast a non-diurnal temperature
trend (rising temperatures) for Tuesday night.

The precipitation area ahead of the mid level short wave is
forecast to pass across eastern Pennsylvania, New Jersey,
northeastern Maryland and Delaware on Tuesday night. Rainfall
amounts should favor the quarter to half inch range in our region.

Some clearing is possible for Wednesday. However, another warm
advection push is anticipated for Wednesday night along with the
chance of more rain. Temperature profiles will likely be warm
enough to support an all liquid event. Amounts should be in the
tenth of an inch neighborhood based on the latest guidance.

Mild air will likely settle in our region for Thursday into
Friday. Highs both days should favor the 50s. Readings may not get
out of the 40s in the elevated terrain up north. Some 60 degree
readings are possible from around Philadelphia south and
southeastward.

A cold front approaching from the northwest is forecast to arrive
on Friday with a chance for light rain showers.

Strong high pressure is expected to build across southeastern
Canada and New England for the coming weekend. However, a surface
trough is forecast to expand from the Ohio River Valley to the
Middle Atlantic States. Moisture is expected to override the cold
air mass to our north and we may receive some precipitation,
especially centered on Saturday night. The strong high and the low
level cold air associated with it may result some ice and snow in
parts of eastern Pennsylvania and northern and central New Jersey.

&&

.AVIATION /14Z MONDAY THROUGH FRIDAY/...
The following discussion is for KPHL, KPNE, KTTN, KABE, KRDG,
KILG, KMIV, KACY and surrounding areas.

VFR conditions will continue across the TAF sites through the
period. After a few morning clouds around 4,000-5,000 feet affect
western areas and KRDG/KABE, an increase in mid-level clouds is
expected everywhere by mid-morning with CIGS around 8,000-10,000
feet. It is possible some lower clouds around 3,000-4,000 feet may
creep into the areas just to our west (KMDT-KSEG), but should miss
our TAF sites. Winds will be generally less then 10 knots and
shift from west-northwest this morning, to south-southwest by this
afternoon.

OUTLOOK...
Tuesday...A chance of light wintry mix of precipitation and MVFR
conditions in the late morning and afternoon in the KRDG and KABE
vicinity. Mainly VFR with no precipitation at our other six TAF
sites. Low level wind shear is possible in the afternoon due to
the development of a strong (60+ knot) low level southwesterly
jet.

Tuesday night...Conditions falling to MVFR and IFR in rain. Some
freezing rain remains possible in the KABE vicinity on Tuesday
evening. Low level wind shear is possible due to a strong (60+
knot) low level southwesterly jet overhead.

Wednesday...Conditions improving to VFR with some clearing.

Wednesday night...Conditions falling to MVFR and IFR in rain.

Thursday...Conditions improving to VFR.

Thursday night...Low clouds and fog may bring conditions back
down to MVFR and IFR.

Friday...Morning low clouds and fog with conditions improving to
VFR in the afternoon. A chance of showers.

&&

.MARINE...
The Small Craft Advisory for the Delaware Bay has been cancelled
as winds remain below advisory levels. However, the advisory for
the ocean remains in place through 6 am. Winds are currently a
little higher than guidance indicates it should be, so we'll keep
the advisory going for now on the Atlantic Coastal Waters.

OUTLOOK...
Tuesday morning...No marine headlines are anticipated.

Tuesday afternoon through Wednesday morning...Southwest wind
gusts of 25 to 30 knots are possible. There is a chance for
isolated gale force gusts.

Wednesday afternoon through Wednesday night...No marine headlines
are anticipated.

Thursday through Friday morning...Wave heights on our ocean
waters may reach 5 to 6 feet due to a persistent south to
southwest fetch.

Friday afternoon...No marine headlines are anticipated.

&&

.CLIMATE...

Georgetown's record low for January 9th is 2 degrees set in 1970
this record was tied this morning.

&&

.PHI WATCHES/WARNINGS/ADVISORIES...
PA...None.
NJ...None.
DE...None.
MD...None.
MARINE...None.

&&

Synopsis...Iovino
Near Term...CMS/Gaines/Robertson
Short Term...Robertson
Long Term...Iovino
Aviation...Iovino/Robertson
Marine...Iovino/Robertson
Climate...CMS/Gaines/Iovino
Hazardous weather outlook, Jan 9, 5:05 AM EST, 9 hours 50 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
505 AM EST MON JAN 9 2017

NJZ001-007>010-PAZ054-055-060>062-101-103-105-101015-
SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-CARBON-MONROE-BERKS-LEHIGH-
NORTHAMPTON-WESTERN CHESTER-WESTERN MONTGOMERY-UPPER BUCKS-
505 AM EST MON JAN 9 2017

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN NEW
JERSEY...NORTHWEST NEW JERSEY...EAST CENTRAL
PENNSYLVANIA...NORTHEAST PENNSYLVANIA AND SOUTHEAST PENNSYLVANIA.

.DAY ONE...TODAY AND TONIGHT.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE IS A CHANCE OF LIGHT SNOW DURING THE LATE MORNING AND EARLY
AFTERNOON HOURS ON TUESDAY WITH LITTLE OR NO SNOW ACCUMULATION
ANTICIPATED.

FREEZING RAIN IS POSSIBLE FROM TUESDAY AFTERNOON INTO TUESDAY
NIGHT. SOME LOCATIONS MAY RECEIVE UP TO A TENTH OF AN INCH OF ICE.
ICE ACCUMULATIONS OF ONE TO TWO TENTHS OF AN INCH ARE POSSIBLE IN
THE ELEVATED TERRAIN.

THERE IS THE POTENTIAL FOR MORE ICE AND SNOW OVER THE COMING
WEEKEND.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

NJZ012-015-PAZ102-104-106-101015-
MIDDLESEX-MERCER-EASTERN CHESTER-EASTERN MONTGOMERY-LOWER BUCKS-
505 AM EST MON JAN 9 2017

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NEW JERSEY...NORTHERN
NEW JERSEY AND SOUTHEAST PENNSYLVANIA.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE IS THE POTENTIAL FOR ICE AND SNOW OVER THE COMING WEEKEND.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

DEZ001>004-MDZ008-012-015-019-020-NJZ013-014-016>027-PAZ070-071-
101015-
NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD-
QUEEN ANNES-TALBOT-CAROLINE-WESTERN MONMOUTH-EASTERN MONMOUTH-SALEM-
GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND-ATLANTIC-
CAPE MAY-ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC-COASTAL OCEAN-
SOUTHEASTERN BURLINGTON-DELAWARE-PHILADELPHIA-
505 AM EST MON JAN 9 2017

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL DELAWARE...NORTHERN
DELAWARE...SOUTHERN DELAWARE...NORTHEAST MARYLAND...CENTRAL NEW
JERSEY...SOUTHERN NEW JERSEY AND SOUTHEAST PENNSYLVANIA.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ANZ430-431-101015-
DELAWARE BAY WATERS NORTH OF EAST POINT NJ TO SLAUGHTER BEACH DE-
DELAWARE BAY WATERS SOUTH OF EAST POINT NJ TO SLAUGHTER BEACH DE-
505 AM EST MON JAN 9 2017

THIS HAZARDOUS WEATHER OUTLOOK IS FOR DELAWARE BAY WATERS.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ANZ450>455-101015-
COASTAL WATERS FROM SANDY HOOK TO MANASQUAN INLET NJ OUT 20 NM-
COASTAL WATERS FROM MANASQUAN INLET TO LITTLE EGG INLET NJ OUT 20 NM-
COASTAL WATERS FROM LITTLE EGG INLET TO GREAT EGG INLET NJ OUT 20 NM-
COASTAL WATERS FROM GREAT EGG INLET TO CAPE MAY NJ OUT 20 NM-
COASTAL WATERS FROM CAPE MAY NJ TO CAPE HENLOPEN DE OUT 20 NM-
COASTAL WATERS FROM CAPE HENLOPEN TO FENWICK ISLAND DE OUT 20 NM-
505 AM EST MON JAN 9 2017

THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

LOCALIZED GALE FORCE WIND GUSTS FROM THE SOUTHWEST ARE POSSIBLE
FROM LATE TUESDAY AFTERNOON INTO TUESDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 8, 9:26 PM ESTSmall Craft AdvisoryPHI9 hr
Jan 9, 3:21 PM ESTSmall Craft AdvisoryPHI4 days

Nearby

Winter Weather Advisories in Pennsylvania, 2017Winter Weather Advisories in New Jersey, 2017Every winter weather advisory in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.