Alert archive / Pennsylvania / Winter Storm Watches in 2006

Winter Storm Watch 2, NWS Philadelphia/Mount Holly

January 22, 2006Carbon County, Monroe County, Pennsylvania; Sussex County, New Jersey

NWS Philadelphia/Mount Holly issued this winter storm watch at Jan 22, 2006, 4:13 AM EST for Carbon County, Monroe County, Pennsylvania; Sussex County, New Jersey. It took effect at Jan 23, 2006, 1:00 AM EST. It was in force for .

The area

The counties it named.

The facts

Issued
Jan 22, 2006, 4:13 AM EST (09:13 UTC)
In effect from
Jan 23, 2006, 1:00 AM EST
Expired
Jan 22, 2006, 3:00 PM EST
In force
Issued by
NWS Philadelphia/Mount Holly

Counties Sussex County, NJ, Carbon County, PA, Monroe County, PA

The radar

The Philadelphia radar (KDIX), 140 km from the middle of the area, began a volume at 09:16 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, 9.2 hours before the alert went out and 201 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 00:00Z on 2006-01-22Temperature 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 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 00:00Z on 2006-01-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -327 square meters per square second.1939587897117136156Sfc1 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
1640 m above ground
0-6 km bulk shear
99 kt
0-1 km storm-relative helicity
-327 m²/s²
0-3 km storm-relative helicity
-138 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS41 KPHI 220913
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
413 AM EST SUN JAN 22 2006

NJZ001-PAZ054-055-222230-
/O.NEW.KPHI.WS.A.0002.060123T0600Z-060123T2300Z/
SUSSEX-CARBON-MONROE-
INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG
413 AM EST SUN JAN 22 2006

...WINTER STORM WATCH IN EFFECT FROM LATE TONIGHT THROUGH MONDAY
AFTERNOON...

THE NATIONAL WEATHER SERVICE HAS ISSUED A WINTER STORM WATCH FOR 
LATE TONIGHT THROUGH MONDAY FOR THE SOUTHERN POCONOS AND FAR 
NORTHWEST NEW JERSEY. THREE TO FIVE INCHES OF SNOW PLUS SUBSEQUENT 
SIGNIFICANT ICING ARE POSSIBLE.

LOW PRESSURE IS FORECAST TO DEVELOP OVER THE GULF STATES TODAY AND 
BEGIN TO MOVE NORTHEAST ALONG THE APPALACHIANS. HIGH PRESSURE OVER 
OUR REGION TODAY WILL RECEDE GRUDGINGLY. THE COMPLEX LOW IS EXPECTED 
TO REDEVELOP AS A LOW PRESSURE SYSTEM OFF THE DELMARVA PENINSULA
BY DAYBREAK MONDAY WHILE THE HIGH ONLY SLOWLY WEAKENS.

THE MOST THREATENING SCENARIO IS THAT THE PRECIPITATION FROM THE 
ADVANCING LOW AND STUBBORN COLD AIR AT THE SURFACE WOULD COMBINE TO 
GENERATE A PERIOD OF SNOW FOLLOWED BY A PERIOD OF FREEZING RAIN. 
THIS IS ESPECIALLY POSSIBLE OVER THE HIGHER ELEVATIONS.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW, SLEET, OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. PEOPLE
IN THE WATCH AREA SHOULD STAY ABREAST OF THE LATEST FORECAST, AS
WARNINGS OR ADVISORIES ULTIMATELY MAY BE NEEDED. PLEASE STAY TUNED
TO NOAA WEATHER RADIO ALL HAZARDS OR LOCAL MEDIA OUTLETS FOR
UPDATES.

$$

THIS IS AN EXPERIMENTAL PRODUCT FOR THE WINTER OF LATE 2005 THROUGH 
EARLY 2006.  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 LATE SUNDAY 
NIGHT INTO MONDAY.

=====================================================================

           PROBABILITY (PERCENT) OF REACHING OR EXCEEDING
         THE FOLLOWING STORM-TOTAL SNOWFALL AMOUNTS (INCHES)

=====================================================================
STATION      2IN    4IN    6IN    9IN   12IN   18IN   24IN
=====================================================================

MPO          75     55     30     10      5     <5     <5 
ABE          50     25     10     <5     <5     <5     <5 
PHL          <5     <5     <5     <5     <5     <5     <5 
ACY          <5     <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 - POMONA, NJ (ATLANTIC CITY INTERNATIONAL AIRPORT) 
GED - GEORGETOWN, DE (SUSSEX COUNTY AIRPORT)

THE LATEST WEATHER INFORMATION IS AVAILABLE ON THE INTERNET AT 
WWW.WEATHER.GOV/ER/PHI.

/DELISI
1 follow-up statement
000 
WWUS41 KPHI 222000
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
300 PM EST SUN JAN 22 2006

NJZ001-PAZ054-055-230200-
/O.UPG.KPHI.WS.A.0002.060123T0600Z-060123T2300Z/
/O.NEW.KPHI.WS.W.0003.060123T0300Z-060123T2300Z/
SUSSEX-CARBON-MONROE-
INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG
300 PM EST SUN JAN 22 2006

...WINTER STORM WARNING IN EFFECT FROM 10 PM THIS EVENING TO 6 PM
EST MONDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO
6 PM EST MONDAY. FOUR TO EIGHT INCHES OF SNOW ARE FORECAST OVERNIGHT
AND INTO MONDAY AFTERNOON, ENDING AS A PERIOD OF SLEET AND
FREEZING RAIN.

HIGH PRESSURE WILL MOVE OFF THE COAST THIS EVENING ALLOWING A LOW
PRESSURE, DEVELOPING OVER THE UPPER MISSISSIPPI VALLEY, TO MOVE
NORTHEAST TONIGHT. LIGHT SNOW WILL BEGIN LATE THIS EVENING AND 
BECOME HEAVIER AS THE LOW TRACKS INTO THE MIDDLE APPALACHIAN
REGION BY DAYBREAK. THE LOW PRESSURE WILL BE WELL OFFSHORE BY 
MONDAY EVENING.

THE TEMPERATURES IN THE WARNING AREA ARE ONLY IN THE LOW TO MID
30S THIS AFTERNOON AND WILL FALL TO THE LOW AND MIDDLE 20S
OVERNIGHT. THIS WILL ALLOW THE PRECIPITATION TO REMAIN ALL SNOW
FOR MOST OF THE EVENT. HOWEVER, TOWARD THE END THERE SHOULD BE A
PERIOD OF SLEET AND FREEZING RAIN AS THE TEMPERATURES CLIMB TO
NEAR FREEZING. ALL OF THE PRECIPITATION SHOULD END BEFORE MONDAY
EVENING.
 
A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL
VERY HAZARDOUS OR IMPOSSIBLE.

$$

NJZ007-008-PAZ061-062-230200-
/O.NEW.KPHI.WW.Y.0004.060123T0300Z-060123T1700Z/
WARREN-MORRIS-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...WASHINGTON...MORRISTOWN...ALLENTOWN...
BETHLEHEM...EASTON
300 PM EST SUN JAN 22 2006

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

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO
12 PM EST MONDAY. TWO TO FIVE INCHES OF SNOW ARE FORECAST OVERNIGHT
AND INTO MONDAY MORNING, MIXED WITH SLEET AND FREEZING RAIN AT TIMES.

HIGH PRESSURE WILL MOVE OFF THE COAST THIS EVENING ALLOWING A LOW
PRESSURE, DEVELOPING OVER THE UPPER MISSISSIPPI VALLEY, TO MOVE
NORTHEAST TONIGHT. LIGHT SNOW WILL BEGIN LATE THIS EVENING AND
BECOME HEAVIER AS THE LOW TRACKS INTO THE MIDDLE APPALACHIAN
REGION BY DAYBREAK. THE LOW PRESSURE WILL BE WELL OFFSHORE BY
MONDAY EVENING.

THE TEMPERATURES IN THE ADVISORY AREA ARE IN THE 35 TO 40 DEGREE RANGE
THIS AFTERNOON, BUT WILL BE FALLING INTO THE UPPER 20S OVERNIGHT. THIS
WILL ALLOW THE PRECIPITATION TO FALL AS SNOW FOR A PERIOD OF TIME
DURING THIS EVENT BEFORE MIXING WITH AND CHANGING TO SLEET AND
FREEZING RAIN AND THEN CHANGE TO RAIN DURING THE MORNING.

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.

$$

NJZ009-010-PAZ060-068-069-230200-
/O.NEW.KPHI.WW.Y.0004.060123T0300Z-060123T1100Z/
HUNTERDON-SOMERSET-BERKS-MONTGOMERY-BUCKS-
INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...READING...
NORRISTOWN...DOYLESTOWN
300 PM EST SUN JAN 22 2006

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

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO
6 AM EST MONDAY. ONE TO THREE INCHES OF SNOW, SLEET AND FREEZING RAIN
ARE FORECAST OVERNIGHT. THE GREATEST AREAS OF CONCERN ARE IN THE
NORTHERN PARTS OF BERKS, MONTGOMERY, BUCKS, HUNTERDON AND SOMERSET
COUNTIES.

HIGH PRESSURE WILL MOVE OFF THE COAST THIS EVENING ALLOWING A LOW
PRESSURE, DEVELOPING OVER THE UPPER MISSISSIPPI VALLEY, TO MOVE
NORTHEAST TONIGHT. LIGHT SNOW WILL BEGIN LATE THIS EVENING AND
BECOME HEAVIER AS THE LOW TRACKS INTO THE MIDDLE APPALACHIAN
REGION BY DAYBREAK. PRECIPITATION SHOULD BE ALL RAIN BY MONDAY
MORNING. THE LOW PRESSURE WILL BE WELL OFFSHORE BY MONDAY
EVENING.

TEMPERATURES THIS AFTERNOON ARE IN THE LOWER 40S THIS AFTERNOON BUT
WILL DROP TO THE UPPER 20S AND LOWER 30S OVERNIGHT. 

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.

$$


GIGI/EBERWINE

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 22, 3:00 PM ESTWinter Storm WarningPHICarbon, Lehigh, Monroe, Northampton20 days
Jan 22, 3:00 PM ESTWinter Weather AdvisoryPHIBerks, Lehigh, Northampton19 hr

Nearby

Winter Storm Watches in Pennsylvania, 2006Winter Storm Watches in New Jersey, 2006Every winter storm watch in 2006

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.