Alert archive / New Jersey / Winter Storm Watches in 2007
Winter Storm Watch 3, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this winter storm watch at Mar 15, 2007, 4:10 AM EDT for 5 counties in New Jersey; 5 counties in Pennsylvania. It took effect at Mar 16, 2007, 1:00 AM EDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Mar 15, 2007, 4:10 AM EDT (08:10 UTC)
- In effect from
- Mar 16, 2007, 1:00 AM EDT
- Expired
- Mar 15, 2007, 5:07 PM EDT
- In force
- 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, Carbon County, PA, Lehigh County, PA, Monroe County, PA, Northampton County, PA
The radar
The Philadelphia radar (KDIX), 112 km from the middle of the area, began a volume at 08:10 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 00:00Z, 8.2 hours before the alert went out and 194 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1798 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 196 m²/s²
- 0-3 km storm-relative helicity
- 303 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WWUS41 KPHI 150810
WSWPHI
URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
410 AM EDT THU MAR 15 2007
NJZ001-PAZ054-055-151615-
/O.NEW.KPHI.WS.A.0003.070316T0500Z-070317T0800Z/
SUSSEX-CARBON-MONROE-
INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG
410 AM EDT THU MAR 15 2007
...WINTER STORM WATCH IN EFFECT FROM LATE TONIGHT THROUGH LATE
FRIDAY NIGHT...
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM LATE TONIGHT THROUGH LATE
FRIDAY NIGHT.
WEAK LOW PRESSURE NEAR THE TEXAS GULF COAST IS FORECAST TO DEEPEN
AND MOVE NORTHEAST TO NEAR THE MID ATLANTIC COAST BY FRIDAY
EVENING...THEN CONTINUE TO STRENGTHEN AND LIFT NORTH ALONG THE
NORTHERN MID ATLANTIC AND NORTHEAST COAST FRIDAY NIGHT INTO
SATURDAY. MEANWHILE...COLD AIR BEHIND A COLD FRONT FORECAST TO
MOVE THROUGH OUR REGION TODAY WILL CAUSE TEMPERATURES TO DROP
SIGNIFICANTLY TONIGHT INTO FRIDAY. THE COMBINATION OF THE TWO MAY
RESULT IN A LATE WINTER STORM OVER THE SOUTHERN POCONOS AND FAR
NORTHWEST NEW JERSEY.
PRECIPITATION IS FORECAST TO BE RAIN TODAY...THEN CHANGE TO SNOW
AS TEMPERATURES DROP BELOW FREEZING AFTER THIS EVENINGS COMMUTE.
BECAUSE OF THE RECENT WARMTH...SNOW WILL BE SLOW TO ACCUMULATE AT
FIRST. HOWEVER...FIVE TO TEN INCHES OF SNOW IS POSSIBLE FROM
LATE TONIGHT INTO FRIDAY NIGHT. THE SNOW COULD BE OF THE WET AND
HEAVY VARIETY...WHICH WOULD MAKE CLEARING OF ROADWAYS DIFFICULT.
DANGEROUS TRAVELING CONDITIONS ARE POSSIBLE FROM LATE THURSDAY
NIGHT INTO EARLY SATURDAY.
PEOPLE IN THE WATCH AREA SHOULD STAY TUNED TO SUBSEQUENT
FORECAST...ADVISORIES OR WARNINGS.
A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.
$$
NJZ007-008-PAZ060>062-151615-
/O.NEW.KPHI.WS.A.0003.070316T1100Z-070317T0800Z/
WARREN-MORRIS-BERKS-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...WASHINGTON...MORRISTOWN...READING...
ALLENTOWN...BETHLEHEM...EASTON
410 AM EDT THU MAR 15 2007
...WINTER STORM WATCH IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT.
WEAK LOW PRESSURE NEAR THE TEXAS GULF COAST IS FORECAST TO DEEPEN
AND MOVE NORTHEAST TO NEAR THE MID ATLANTIC COAST BY FRIDAY
EVENING...THEN CONTINUE TO STRENGTHEN AND LIFT NORTH ALONG THE
NORTHERN MID ATLANTIC AND NORTHEAST COAST FRIDAY NIGHT INTO
SATURDAY. MEANWHILE...COLD AIR BEHIND A COLD FRONT FORECAST TO
MOVE THROUGH OUR REGION TODAY WILL CAUSE TEMPERATURES TO DROP
SIGNIFICANTLY TONIGHT INTO FRIDAY. THE COMBINATION OF THE TWO MAY
RESULT IN A LATE WINTER STORM OVER BERKS COUNTY...THE LEHIGH
VALLEY AND NORTHERN NEW JERSEY.
PRECIPITATION IS FORECAST TO BE RAIN TODAY...THEN CHANGE TO SNOW
AS TEMPERATURES DROP BELOW FREEZING TOWARD DAYBREAK FRIDAY.
BECAUSE OF THE RECENT WARMTH...SNOW WILL BE SLOW TO ACCUMULATE AT
FIRST. HOWEVER...FOUR TO EIGHT INCHES OF SNOW IS POSSIBLE FROM THE
FRIDAY MORNING RUSH HOUR INTO FRIDAY NIGHT. THE SNOW COULD BE OF
THE WET AND HEAVY VARIETY...WHICH WOULD MAKE CLEARING OF ROADWAYS
DIFFICULT. DANGEROUS TRAVELING CONDITIONS ARE POSSIBLE FROM
FRIDAY MORNING INTO EARLY SATURDAY.
PEOPLE IN THE WATCH AREA SHOULD STAY TUNED TO SUBSEQUENT
FORECAST...ADVISORIES OR WARNINGS.
A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.
$$
NJZ009-010-PAZ068-069-151615-
/O.NEW.KPHI.WS.A.0003.070316T1500Z-070317T0800Z/
HUNTERDON-SOMERSET-MONTGOMERY-BUCKS-
INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...NORRISTOWN...
DOYLESTOWN
410 AM EDT THU MAR 15 2007
...WINTER STORM WATCH IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT.
WEAK LOW PRESSURE NEAR THE TEXAS GULF COAST IS FORECAST TO DEEPEN
AND MOVE NORTHEAST TO NEAR THE MID ATLANTIC COAST BY FRIDAY
EVENING...THEN CONTINUE TO STRENGTHEN AND LIFT NORTH ALONG THE
NORTHERN MID ATLANTIC AND NORTHEAST COAST FRIDAY NIGHT INTO
SATURDAY. MEANWHILE...COLD AIR BEHIND A COLD FRONT FORECAST TO
MOVE THROUGH OUR REGION TODAY WILL CAUSE TEMPERATURES TO DROP
SIGNIFICANTLY LATE TONIGHT INTO FRIDAY. THE COMBINATION OF THE TWO
MAY RESULT IN A LATE WINTER STORM OVER THE NORTHWESTERN SUBURBS OF
PHILADELPHIA AND NORTH CENTRAL NEW JERSEY.
PRECIPITATION IS FORECAST TO BE RAIN TODAY...THEN CHANGE TO SNOW
AS TEMPERATURES DROP BELOW FREEZING AFTER DAYBREAK FRIDAY. BECAUSE
OF THE RECENT WARMTH...SNOW WILL BE SLOW TO ACCUMULATE AT FIRST.
HOWEVER...FOUR TO SEVEN INCHES OF SNOW IS POSSIBLE FROM LATE
MORNING FRIDAY INTO FRIDAY NIGHT. THE SNOW COULD BE OF THE WET AND
HEAVY VARIETY...WHICH WOULD MAKE CLEARING OF ROADWAYS DIFFICULT.
DANGEROUS TRAVELING CONDITIONS ARE POSSIBLE FROM LATER FRIDAY
MORNING...AFTER THE FRIDAY MORNING RUSH HOUR...AND INTO EARLY
SATURDAY.
PEOPLE IN THE WATCH AREA SHOULD STAY TUNED TO SUBSEQUENT
FORECAST...ADVISORIES OR WARNINGS.
A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.
$$
THIS IS AN EXPERIMENTAL PRODUCT FOR THE WINTER OF LATE 2006 THROUGH
EARLY 2007. THE PROBABILITIES GIVEN BELOW ARE BASED ON A COMBINATION
OF STATISTICAL THEORY...OUR SNOWFALL FORECASTS OVER THE PAST SEVERAL
WINTERS AND THE MOST LIKELY SNOWFALL TOTALS FOR THIS POTENTIAL
STORM. THE PERIOD OF EXPECTED SNOWFALL IS THURSDAY NIGHT INTO FRIDAY
NIGHT.
=====================================================================
PROBABILITY (PERCENT) OF REACHING OR EXCEEDING
THE FOLLOWING STORM-TOTAL SNOWFALL AMOUNTS (INCHES)
=====================================================================
STATION 2IN 4IN 6IN 9IN 12IN 18IN 24IN
=====================================================================
MPO 90 85 70 35 20 5 <5
ABE 80 70 50 20 10 <5 <5
PHL 60 30 15 5 <5 <5 <5
ACY 10 <5 <5 <5 <5 <5 <5
GED <5 <5 <5 <5 <5 <5 <5
=====================================================================
PROBABILITIES ARE ROUNDED TO THE NEAREST 5 PERCENT.
STATION IDENTIFIERS:
MPO - MOUNT POCONO, PA (MOUNT POCONO AIRPORT)
ABE - ALLENTOWN, PA (LEHIGH VALLEY INTERNATIONAL AIRPORT)
PHL - PHILADELPHIA, PA (PHILADELPHIA INTERNATIONAL AIRPORT)
ACY - ATLANTIC CITY, NJ (ATLANTIC CITY INTERNATIONAL AIRPORT)
GED - GEORGETOWN, DE (SUSSEX COUNTY AIRPORT)2 follow-up statements
000 WWUS41 KPHI 151350 WSWPHI URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 950 AM EDT THU MAR 15 2007 NJZ001-PAZ054-055-152100- /O.CON.KPHI.WS.A.0003.070316T0500Z-070317T0800Z/ SUSSEX-CARBON-MONROE- INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG 950 AM EDT THU MAR 15 2007 ...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH LATE FRIDAY NIGHT... WEAK LOW PRESSURE NEAR THE TEXAS GULF COAST IS FORECAST TO DEEPEN AND MOVE NORTHEAST TO NEAR THE MID ATLANTIC COAST BY FRIDAY EVENING...THEN CONTINUE TO STRENGTHEN AND LIFT NORTH ALONG THE NORTHERN MID ATLANTIC AND NORTHEAST COAST FRIDAY NIGHT INTO SATURDAY. MEANWHILE...COLD AIR BEHIND A COLD FRONT FORECAST TO MOVE THROUGH OUR REGION TODAY WILL CAUSE TEMPERATURES TO DROP SIGNIFICANTLY TONIGHT INTO FRIDAY. THE COMBINATION OF THE TWO MAY RESULT IN A LATE WINTER STORM OVER THE SOUTHERN POCONOS AND FAR NORTHWEST NEW JERSEY. PRECIPITATION IS FORECAST TO BE RAIN TODAY...THEN CHANGE TO SNOW AS TEMPERATURES DROP BELOW FREEZING AFTER THIS EVENINGS COMMUTE. BECAUSE OF THE RECENT WARMTH...SNOW WILL BE SLOW TO ACCUMULATE AT FIRST. HOWEVER...FIVE TO TEN INCHES OF SNOW IS POSSIBLE FROM LATE TONIGHT INTO FRIDAY NIGHT. THE SNOW COULD BE OF THE WET AND HEAVY VARIETY...WHICH WOULD MAKE CLEARING OF ROADWAYS DIFFICULT. DANGEROUS TRAVELING CONDITIONS ARE POSSIBLE FROM LATE THURSDAY NIGHT INTO EARLY SATURDAY. PEOPLE IN THE WATCH AREA SHOULD STAY TUNED TO SUBSEQUENT FORECAST...ADVISORIES OR WARNINGS. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. $$ NJZ007-008-PAZ060>062-152100- /O.CON.KPHI.WS.A.0003.070316T1100Z-070317T0800Z/ WARREN-MORRIS-BERKS-LEHIGH-NORTHAMPTON- INCLUDING THE CITIES OF...WASHINGTON...MORRISTOWN...READING... ALLENTOWN...BETHLEHEM...EASTON 950 AM EDT THU MAR 15 2007 ...WINTER STORM WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT... WEAK LOW PRESSURE NEAR THE TEXAS GULF COAST IS FORECAST TO DEEPEN AND MOVE NORTHEAST TO NEAR THE MID ATLANTIC COAST BY FRIDAY EVENING...THEN CONTINUE TO STRENGTHEN AND LIFT NORTH ALONG THE NORTHERN MID ATLANTIC AND NORTHEAST COAST FRIDAY NIGHT INTO SATURDAY. MEANWHILE...COLD AIR BEHIND A COLD FRONT FORECAST TO MOVE THROUGH OUR REGION TODAY WILL CAUSE TEMPERATURES TO DROP SIGNIFICANTLY TONIGHT INTO FRIDAY. THE COMBINATION OF THE TWO MAY RESULT IN A LATE WINTER STORM OVER BERKS COUNTY...THE LEHIGH VALLEY AND NORTHERN NEW JERSEY. PRECIPITATION IS FORECAST TO BE RAIN TODAY...THEN CHANGE TO SNOW AS TEMPERATURES DROP BELOW FREEZING TOWARD DAYBREAK FRIDAY. BECAUSE OF THE RECENT WARMTH...SNOW WILL BE SLOW TO ACCUMULATE AT FIRST. HOWEVER...FOUR TO EIGHT INCHES OF SNOW IS POSSIBLE FROM THE FRIDAY MORNING RUSH HOUR INTO FRIDAY NIGHT. THE SNOW COULD BE OF THE WET AND HEAVY VARIETY...WHICH WOULD MAKE CLEARING OF ROADWAYS DIFFICULT. DANGEROUS TRAVELING CONDITIONS ARE POSSIBLE FROM FRIDAY MORNING INTO EARLY SATURDAY. PEOPLE IN THE WATCH AREA SHOULD STAY TUNED TO SUBSEQUENT FORECAST...ADVISORIES OR WARNINGS. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. $$ NJZ009-010-PAZ068-069-152100- /O.CON.KPHI.WS.A.0003.070316T1500Z-070317T0800Z/ HUNTERDON-SOMERSET-MONTGOMERY-BUCKS- INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...NORRISTOWN... DOYLESTOWN 950 AM EDT THU MAR 15 2007 ...WINTER STORM WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT... WEAK LOW PRESSURE NEAR THE TEXAS GULF COAST IS FORECAST TO DEEPEN AND MOVE NORTHEAST TO NEAR THE MID ATLANTIC COAST BY FRIDAY EVENING...THEN CONTINUE TO STRENGTHEN AND LIFT NORTH ALONG THE NORTHERN MID ATLANTIC AND NORTHEAST COAST FRIDAY NIGHT INTO SATURDAY. MEANWHILE...COLD AIR BEHIND A COLD FRONT FORECAST TO MOVE THROUGH OUR REGION TODAY WILL CAUSE TEMPERATURES TO DROP SIGNIFICANTLY LATE TONIGHT INTO FRIDAY. THE COMBINATION OF THE TWO MAY RESULT IN A LATE WINTER STORM OVER THE NORTHWESTERN SUBURBS OF PHILADELPHIA AND NORTH CENTRAL NEW JERSEY. PRECIPITATION IS FORECAST TO BE RAIN TODAY...THEN CHANGE TO SNOW AS TEMPERATURES DROP BELOW FREEZING AFTER DAYBREAK FRIDAY. BECAUSE OF THE RECENT WARMTH...SNOW WILL BE SLOW TO ACCUMULATE AT FIRST. HOWEVER...FOUR TO SEVEN INCHES OF SNOW IS POSSIBLE FROM LATE MORNING FRIDAY INTO FRIDAY NIGHT. THE SNOW COULD BE OF THE WET AND HEAVY VARIETY...WHICH WOULD MAKE CLEARING OF ROADWAYS DIFFICULT. DANGEROUS TRAVELING CONDITIONS ARE POSSIBLE FROM LATER FRIDAY MORNING...AFTER THE FRIDAY MORNING RUSH HOUR...AND INTO EARLY SATURDAY. PEOPLE IN THE WATCH AREA SHOULD STAY TUNED TO SUBSEQUENT FORECAST...ADVISORIES OR WARNINGS. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. $$
000 WWUS41 KPHI 152107 WSWPHI URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 507 PM EDT THU MAR 15 2007 NJZ001-PAZ054-055-160515- /O.UPG.KPHI.WS.A.0003.070316T0500Z-070317T0800Z/ /O.NEW.KPHI.SN.Y.0005.070316T0600Z-070317T1200Z/ SUSSEX-CARBON-MONROE- INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG 507 PM EDT THU MAR 15 2007 ...SNOW ADVISORY IN EFFECT FROM 2 AM FRIDAY TO 8 AM EDT SATURDAY... ...WINTER STORM WATCH NO LONGER IN EFFECT... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A SNOW ADVISORY...WHICH IS IN EFFECT FROM 2 AM FRIDAY TO 8 AM EDT SATURDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. LOW PRESSURE DEVELOPING ALONG THE CENTRAL GULF COAST LATE TODAY IS FORECAST TO DEEPEN AND MOVE NORTHEAST TO NEAR THE MID ATLANTIC COAST BY FRIDAY NIGHT...THEN CONTINUE TO STRENGTHEN AND LIFT NORTHEAST ALONG THE NEW ENGLAND COAST ON SATURDAY. AS IT GAINS STRENGTH THE LOW PRESSURE WILL PULL MUCH COLDER AIR SOUTHWARD ACROSS THE MID-ATLANTIC REGION. THE RESULT WILL BE A PERIOD OF WINTRY WEATHER FROM LATE TONIGHT THROUGH EARLY SATURDAY. RAIN THIS EVENING WILL CHANGE TO SNOW OVERNIGHT...AND PERIODS OF SNOW WILL CONTINUE ON FRIDAY AND FRIDAY NIGHT...AND POSSIBLY INTO SATURDAY. SNOWFALL RATES WILL BE RELATIVELY LIGHT...MOSTLY LESS THAN AN INCH PER HOUR...BUT STORM TOTAL ACCUMULATION OVER TWO DAYS COULD BE 8 TO 12 INCHES. BECAUSE OF THE RECENT WARMTH...SNOW MAY BE SLOW TO ACCUMULATE AT FIRST. HOWEVER...THE SNOW COULD BE OF THE WET AND HEAVY VARIETY...WHICH WOULD MAKE CLEARING OF ROADWAYS MORE DIFFICULT. DANGEROUS TRAVELING CONDITIONS ARE POSSIBLE FROM LATE THURSDAY NIGHT INTO EARLY SATURDAY. PEOPLE IN THE WATCH AREA SHOULD STAY TUNED TO SUBSEQUENT FORECAST...ADVISORIES OR WARNINGS. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ NJZ007-008-PAZ060>062-160515- /O.UPG.KPHI.WS.A.0003.070316T1100Z-070317T0800Z/ /O.NEW.KPHI.SN.Y.0005.070316T1200Z-070317T1200Z/ WARREN-MORRIS-BERKS-LEHIGH-NORTHAMPTON- INCLUDING THE CITIES OF...WASHINGTON...MORRISTOWN...READING... ALLENTOWN...BETHLEHEM...EASTON 507 PM EDT THU MAR 15 2007 ...SNOW ADVISORY IN EFFECT FROM 8 AM FRIDAY TO 8 AM EDT SATURDAY... ...WINTER STORM WATCH NO LONGER IN EFFECT... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A SNOW ADVISORY...WHICH IS IN EFFECT FROM 8 AM FRIDAY TO 8 AM EDT SATURDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. LOW PRESSURE DEVELOPING ALONG THE CENTRAL GULF COAST LATE TODAY IS FORECAST TO DEEPEN AND MOVE NORTHEAST TO NEAR THE MID ATLANTIC COAST BY FRIDAY NIGHT...THEN CONTINUE TO STRENGTHEN AND LIFT NORTHEAST ALONG THE NEW ENGLAND COAST ON SATURDAY. AS IT GAINS STRENGTH THE LOW PRESSURE WILL PULL MUCH COLDER AIR SOUTHWARD ACROSS THE MID-ATLANTIC REGION. THE RESULT WILL BE A PERIOD OF WINTRY WEATHER FROM LATE TONIGHT THROUGH EARLY SATURDAY. RAIN THIS EVENING WILL CHANGE TO SNOW OVERNIGHT...AND PERIODS OF SNOW WILL CONTINUE ON FRIDAY AND FRIDAY NIGHT...AND POSSIBLY INTO SATURDAY. SNOWFALL RATES WILL BE RELATIVELY LIGHT...MOSTLY LESS THAN AN INCH PER HOUR...BUT STORM TOTAL ACCUMULATION OVER TWO DAYS COULD BE 6 TO 10 INCHES. BECAUSE OF THE RECENT WARMTH...SNOW MAY BE SLOW TO ACCUMULATE AT FIRST. HOWEVER...THE SNOW COULD BE OF THE WET AND HEAVY VARIETY...WHICH WOULD MAKE CLEARING OF ROADWAYS MORE DIFFICULT. DANGEROUS TRAVELING CONDITIONS ARE POSSIBLE FROM LATE THURSDAY NIGHT INTO EARLY SATURDAY. PEOPLE IN THE WATCH AREA SHOULD STAY TUNED TO SUBSEQUENT FORECAST...ADVISORIES OR WARNINGS. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$ NJZ009-010-PAZ068-069-160515- /O.UPG.KPHI.WS.A.0003.070316T1500Z-070317T0800Z/ /O.NEW.KPHI.SN.Y.0005.070316T1200Z-070317T1200Z/ HUNTERDON-SOMERSET-MONTGOMERY-BUCKS- INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...NORRISTOWN... DOYLESTOWN 507 PM EDT THU MAR 15 2007 ...SNOW ADVISORY IN EFFECT FROM 8 AM FRIDAY TO 8 AM EDT SATURDAY... ...WINTER STORM WATCH NO LONGER IN EFFECT... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A SNOW ADVISORY...WHICH IS IN EFFECT FROM 8 AM FRIDAY TO 8 AM EDT SATURDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. LOW PRESSURE DEVELOPING ALONG THE CENTRAL GULF COAST LATE TODAY IS FORECAST TO DEEPEN AND MOVE NORTHEAST TO NEAR THE MID ATLANTIC COAST BY FRIDAY NIGHT...THEN CONTINUE TO STRENGTHEN AND LIFT NORTHEAST ALONG THE NEW ENGLAND COAST ON SATURDAY. AS IT GAINS STRENGTH THE LOW PRESSURE WILL PULL MUCH COLDER AIR SOUTHWARD ACROSS THE MID-ATLANTIC REGION. THE RESULT WILL BE A PERIOD OF WINTRY WEATHER FROM LATE TONIGHT THROUGH EARLY SATURDAY. RAIN THIS EVENING WILL CHANGE TO SNOW BY EARLY FRIDAY MORNING... AND PERIODS OF SNOW WILL CONTINUE ON FRIDAY AND FRIDAY NIGHT...AND POSSIBLY INTO SATURDAY. SNOWFALL RATES WILL BE RELATIVELY LIGHT...MOSTLY LESS THAN AN INCH PER HOUR...BUT STORM TOTAL ACCUMULATION OVER TWO DAYS COULD BE 3 TO 6 INCHES. BECAUSE OF THE RECENT WARMTH...SNOW MAY BE SLOW TO ACCUMULATE AT FIRST. HOWEVER...THE SNOW COULD BE OF THE WET AND HEAVY VARIETY...WHICH WOULD MAKE CLEARING OF ROADWAYS MORE DIFFICULT. DANGEROUS TRAVELING CONDITIONS ARE POSSIBLE FROM LATE THURSDAY NIGHT INTO EARLY SATURDAY. PEOPLE IN THE WATCH AREA SHOULD STAY TUNED TO SUBSEQUENT FORECAST...ADVISORIES OR WARNINGS. A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. $$
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 15, 5:07 PM EDT | Snow Advisory | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 3 hr |
Nearby
Winter Storm Watches in New Jersey, 2007Winter Storm Watches in Pennsylvania, 2007Every winter storm watch in 2007
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.