Alert archive / Pennsylvania / Winter Storm Warnings in 2013

Winter Storm Warning 3, NWS Philadelphia/Mount Holly

February 26, 2013Carbon County, Monroe County, Pennsylvania

NWS Philadelphia/Mount Holly issued this winter storm warning at Feb 26, 2013, 11:22 AM EST for Carbon County, Monroe County, Pennsylvania. It took effect at Feb 26, 2013, 4:00 PM EST. It was in force for 15 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 26, 2013, 11:22 AM EST (16:22 UTC)
In effect from
Feb 26, 2013, 4:00 PM EST
Expired
Feb 27, 2013, 6:40 AM EST
In force
15 hr
Issued by
NWS Philadelphia/Mount Holly

Counties Carbon County, PA, Monroe County, PA

The radar

The Binghamton radar (KBGM), 140 km from the middle of the area, began a volume at 16:23 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

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 4.4 hours before the alert went out and 176 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, Phillips Aaf/Abe, MD at 12:00Z on 2013-02-26Temperature 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, Phillips Aaf/Abe, MD at 12:00Z on 2013-02-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.1939587897117Sfc1 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
1104 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
104 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.

797 
WWUS41 KPHI 261622
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1122 AM EST TUE FEB 26 2013

PAZ054-055-270030-
/O.UPG.KPHI.WW.Y.0013.130226T2100Z-130227T1400Z/
/O.NEW.KPHI.WS.W.0003.130226T2100Z-130227T1400Z/
CARBON-MONROE-
INCLUDING THE CITIES OF...JIM THORPE...STROUDSBURG
1122 AM EST TUE FEB 26 2013

...WINTER STORM WARNING IN EFFECT FROM 4 PM THIS AFTERNOON TO
9 AM EST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
STORM WARNING FOR SNOW...SLEET AND FREEZING RAIN|...WHICH IS IN
EFFECT FROM 4 PM THIS AFTERNOON TO 9 AM EST WEDNESDAY. THE WINTER
WEATHER ADVISORY IS NO LONGER IN EFFECT.

* LOCATIONS...THE POCONOS IN NORTHEAST PENNSYLVANIA.

* HAZARD TYPES...SNOW...SLEET...AND FREEZING RAIN.

* ICE ACCUMULATIONS...1 TO 3 TENTHS OF AN INCH.

* SNOW ACCUMULATIONS...1 TO 2 INCHES BUT UP TO 4 INCHES AT HIGHER
  ELEVATIONS.

* TIMING...PRECIPITATION MAY BEGIN AS RAIN OR SNOW LATE THIS 
  AFTERNOON... BEFORE CHANGING TO FREEZING RAIN... SNOW... AND 
  SLEET OVERNIGHT. TEMPERATURES SHOULD WARM ENOUGH TO CHANGE THE 
  PRECIPITATION TO RAIN LATER WEDNESDAY MORNING.

* IMPACTS...THE COMBINATION OF SNOW... SLEET... AND FREEZING 
  RAIN WILL CREATE HAZARDOUS CONDITIONS ON UNTREATED ROADS AND 
  WALKWAYS TONIGHT INTO WEDNESDAY.

* WINDS...EAST 10 TO 20 MPH WITH GUSTS UP TO 25 MPH.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL
VERY HAZARDOUS.

&&

$$

NJZ001-270030-
/O.CON.KPHI.WW.Y.0013.130226T2100Z-130227T1400Z/
SUSSEX-
INCLUDING THE CITY OF...NEWTON
1122 AM EST TUE FEB 26 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 9 AM EST WEDNESDAY...

* LOCATIONS...SUSSEX COUNTY NEW JERSEY.

* HAZARD TYPES...SNOW...SLEET...AND FREEZING RAIN.

* ICE ACCUMULATIONS...1 TO 2 TENTHS OF AN INCH.

* SNOW ACCUMULATIONS...1 TO 2 INCHES...2 TO 3 INCHES AT HIGHER
  ELEVATIONS.

* TIMING...PRECIPITATION MAY BEGIN AS RAIN OR SNOW LATE THIS 
  AFTERNOON... BEFORE CHANGING TO FREEZING RAIN... SNOW... AND 
  SLEET OVERNIGHT. TEMPERATURES SHOULD WARM ENOUGH TO CHANGE THE 
  PRECIPITATION TO RAIN LATER WEDNESDAY MORNING.

* IMPACTS...THE COMBINATION OF SNOW... SLEET... AND FREEZING 
  RAIN WILL CREATE HAZARDOUS CONDITIONS ON UNTREATED ROADS AND 
  WALKWAYS TONIGHT INTO WEDNESDAY.

* WINDS...EAST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.

* 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.

&&

$$
3 follow-up statements
617 
WWUS41 KPHI 262015
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
315 PM EST TUE FEB 26 2013

PAZ054-055-271000-
/O.CON.KPHI.WS.W.0003.130226T2100Z-130227T1400Z/
CARBON-MONROE-
INCLUDING THE CITIES OF...JIM THORPE...STROUDSBURG
315 PM EST TUE FEB 26 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM EST
WEDNESDAY...

* LOCATIONS...THE POCONOS IN NORTHEAST PENNSYLVANIA.

* HAZARD TYPES...SNOW...SLEET...AND FREEZING RAIN.

* ICE ACCUMULATIONS...ONE TENTH TO ONE THIRD OF AN INCH.

* SNOW ACCUMULATIONS...1 TO 2 INCHES BUT UP TO AROUND 4 INCHES AT
  HIGHER ELEVATIONS.

* TIMING...PRECIPITATION MAY BEGIN AS RAIN OR SNOW LATE THIS
  AFTERNOON...BEFORE CHANGING TO FREEZING RAIN...SNOW...AND SLEET
  OVERNIGHT. TEMPERATURES SHOULD WARM ENOUGH TO CHANGE THE
  PRECIPITATION TO RAIN LATER WEDNESDAY MORNING.

* IMPACTS...THE COMBINATION OF SNOW... SLEET... AND FREEZING RAIN
  WILL CREATE HAZARDOUS CONDITIONS ON UNTREATED ROADS AND WALKWAYS
  TONIGHT INTO WEDNESDAY. ISOLATED POWER OUTAGES ARE POSSIBLE IF
  ICING OCCURS ON TREES AND POWER LINES.

* WINDS...EAST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* TEMPERATURES...IN THE LOW 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL
VERY HAZARDOUS.

&&

$$

NJZ001-271000-
/O.CON.KPHI.WW.Y.0013.130226T2100Z-130227T1400Z/
SUSSEX-
INCLUDING THE CITY OF...NEWTON
315 PM EST TUE FEB 26 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST
WEDNESDAY...

* LOCATIONS...SUSSEX COUNTY NEW JERSEY.

* HAZARD TYPES...SNOW...SLEET...AND FREEZING RAIN.

* ICE ACCUMULATIONS...ONE TO TWO TENTHS OF AN INCH.

* SNOW ACCUMULATIONS...1 TO 2 INCHES...2 TO 3 INCHES AT HIGHER
  ELEVATIONS.

* TIMING...PRECIPITATION MAY BEGIN AS RAIN OR SNOW LATE THIS 
  AFTERNOON... BEFORE CHANGING TO FREEZING RAIN... SNOW... AND 
  SLEET OVERNIGHT. TEMPERATURES SHOULD WARM ENOUGH TO CHANGE THE 
  PRECIPITATION TO RAIN LATER WEDNESDAY MORNING.

* IMPACTS...THE COMBINATION OF SNOW... SLEET... AND FREEZING 
  RAIN WILL CREATE HAZARDOUS CONDITIONS ON UNTREATED ROADS AND 
  WALKWAYS TONIGHT INTO WEDNESDAY.

* WINDS...NORTHEAST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.

* TEMPERATURES...IN THE LOW 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.

&&

$$
503 
WWUS41 KPHI 270655
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
155 AM EST WED FEB 27 2013

PAZ054-055-271400-
/O.CON.KPHI.WS.W.0003.000000T0000Z-130227T1400Z/
CARBON-MONROE-
INCLUDING THE CITIES OF...JIM THORPE...STROUDSBURG
155 AM EST WED FEB 27 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING...

* LOCATIONS...THE POCONOS IN NORTHEAST PENNSYLVANIA.

* HAZARD TYPES...FREEZING RAIN.

* ICE ACCUMULATIONS...UP TO AN ADDITIONAL TENTH OF AN
  INCH...RESULTING IN ICE ACCRUAL FROM ONE TENTH TO ONE THIRD OF
  AN INCH.

* SNOW ACCUMULATIONS...NO ADDITIONAL SNOW IS EXPECTED. FROM AROUND
  ONE INCH OVER THE LOWER ELEVATIONS TO UP TO 4 INCHES OVER THE
  HIGHEST ELEVATIONS IS ESTIMATED TO HAVE FALLEN EARLIER.

* TIMING...FREEZING RAIN IS EXPECTED TO CHANGE TO RAIN BETWEEN 5
  AM AND 9 AM EST.

* IMPACTS...HAZARDOUS CONDITIONS ON UNTREATED ROADS AND WALKWAYS
  TONIGHT INTO EARLY WEDNESDAY. ISOLATED POWER OUTAGES ARE
  POSSIBLE IF ICING OCCURS ON TREES AND POWER LINES.

* WINDS...EAST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* TEMPERATURES...IN THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS WINTER STORM WARNING MEANS THAT SIGNIFICANT SNOWFALL HAS
OCCURRED AND SIGNIFICANT ICE ACCRUAL HAS OCCURRED AND CONTINUES.
THIS HAS MADE TRAVEL VERY HAZARDOUS.

&&

$$

NJZ001-271400-
/O.CON.KPHI.WW.Y.0013.000000T0000Z-130227T1400Z/
SUSSEX-
INCLUDING THE CITY OF...NEWTON
155 AM EST WED FEB 27 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING...

* LOCATIONS...SUSSEX COUNTY NEW JERSEY.

* HAZARD TYPES...FREEZING RAIN.

* ICE ACCUMULATIONS...UP TO AN ADDITIONAL TENTH OF AN
  INCH...RESULTING IN ICE ACCRUAL FROM ONE TO TWO TENTHS OF AN
  INCH.

* SNOW ACCUMULATIONS...NO ADDITIONAL SNOW IS EXPECTED. FROM AROUND
  ONE INCH OVER SOME OF THE LOWER ELEVATIONS TO UP TO 3 INCHES
  OVER THE HIGHEST ELEVATIONS IS ESTIMATED TO HAVE FALLEN EARLIER.

* TIMING...FREEZING RAIN IS EXPECTED TO CHANGE TO RAIN BETWEEN 4
  AM AND 9 AM EST.

* IMPACTS...HAZARDOUS CONDITIONS ON UNTREATED ROADS AND WALKWAYS
  TONIGHT INTO EARLY WEDNESDAY.

* WINDS...NORTHEAST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.

* TEMPERATURES...IN THE LOW 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.

&&

$$
205 
WWUS41 KPHI 271140
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
640 AM EST WED FEB 27 2013

PAZ054-055-271400-
/O.CAN.KPHI.WS.W.0003.000000T0000Z-130227T1400Z/
/O.EXA.KPHI.WW.Y.0013.000000T0000Z-130227T1400Z/
CARBON-MONROE-
INCLUDING THE CITIES OF...JIM THORPE...STROUDSBURG
640 AM EST WED FEB 27 2013

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 AM EST THIS
MORNING...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
WEATHER ADVISORY FOR FREEZING RAIN...WHICH IS IN EFFECT UNTIL 9
AM EST THIS MORNING. THE WINTER STORM WARNING HAS BEEN CANCELLED.

* LOCATIONS...THE POCONOS IN NORTHEAST PENNSYLVANIA.

* HAZARD TYPES...FREEZING RAIN OR DRIZZLE.

* ICE ACCUMULATIONS...AN ADDITIONAL TENTH OF AN INCH OF ICE OR
  LESS.

* TIMING...FREEZING RAIN OR DRIZZLE IS EXPECTED TO CHANGE TO RAIN
  OR DRIZZLE BY 9 AM EST.

* IMPACTS...HAZARDOUS CONDITIONS ON UNTREATED ROADS AND WALKWAYS.

* WINDS...NORTHEAST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* 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.

&&

$$

NJZ001-271400-
/O.CON.KPHI.WW.Y.0013.000000T0000Z-130227T1400Z/
SUSSEX-
INCLUDING THE CITY OF...NEWTON
640 AM EST WED FEB 27 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING...

* LOCATIONS...THE HIGHEST ELEVATIONS OF SUSSEX COUNTY, NEW JERSEY.

* HAZARD TYPES...FREEZING RAIN OR DRIZZLE.

* ICE ACCUMULATIONS...AN ADDITIONAL TENTH OF AN INCH OF ICE OR
  LESS.

* TIMING...FREEZING RAIN OR DRIZZLE IS EXPECTED TO CHANGE TO RAIN
  OR DRIZZLE BY 9 AM EST.

* IMPACTS...HAZARDOUS CONDITIONS ON UNTREATED ROADS AND WALKWAYS.

* WINDS...NORTHEAST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.

* 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 26, 3:37 AM ESTWinter Weather AdvisoryPHICarbon, Monroe29 hr
Feb 26, 11:19 AM ESTCoastal Flood AdvisoryPHIDelaware, Philadelphia15 hr

Nearby

Winter Storm Warnings in Pennsylvania, 2013Every winter storm warning in 2013

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.