Alert archive / Pennsylvania / Winter Storm Watches in 2013

Winter Storm Watch 3, NWS Philadelphia/Mount Holly

February 25, 2013Carbon County, Monroe County, Pennsylvania

NWS Philadelphia/Mount Holly issued this winter storm watch at Feb 25, 2013, 3:10 PM EST for Carbon County, Monroe County, Pennsylvania. It took effect at Feb 26, 2013, 4:00 PM EST. It was in force for .

The area

The counties it named.

The facts

Issued: Feb 25, 2013, 3:10 PM EST (20:10 UTC)
In effect from: Feb 26, 2013, 4:00 PM EST
Expired: Feb 26, 2013, 3:37 AM EST
In force
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 20:08 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, 8.2 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1307 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: -73 m²/s²
0-3 km storm-relative helicity: 174 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.

876 
WWUS41 KPHI 252010
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
310 PM EST MON FEB 25 2013

PAZ054-055-261000-
/O.NEW.KPHI.WS.A.0003.130226T2100Z-130227T1400Z/
CARBON-MONROE-
INCLUDING THE CITIES OF...JIM THORPE...STROUDSBURG
310 PM EST MON FEB 25 2013

...WINTER STORM WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY MORNING.

* LOCATIONS...THE POCONOS IN NORTHEAST PENNSYLVANIA.

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

* ICE ACCUMULATIONS...ONE QUARTER TO ONE HALF INCH...ESPECIALLY
  ACROSS THE HIGHER ELEVATIONS.

* SNOW ACCUMULATIONS...1 TO 2 INCHES IN THE VALLEYS...2 TO 5
  INCHES ACROSS THE HIGHER ELEVATIONS.

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

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

* WINDS...EAST 10 TO 20 MPH WITH GUSTS UP TO 35 MPH.

* TEMPERATURES...IN THE LOW 30S.

* VISIBILITIES...ONE QUARTER TO ONE HALF MILE AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

1 follow-up statement

765 
WWUS41 KPHI 260837
WSWPHI

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

PAZ054-055-262100-
/O.UPG.KPHI.WS.A.0003.130226T2100Z-130227T1400Z/
/O.NEW.KPHI.WW.Y.0013.130226T2100Z-130227T1400Z/
CARBON-MONROE-
INCLUDING THE CITIES OF...JIM THORPE...STROUDSBURG
337 AM EST TUE FEB 26 2013

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

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


* LOCATIONS...THE POCONOS IN NORTHEAST PENNSYLVANIA.

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

* ACCUMULATIONS...SNOW ACCUMULATIONS OF 1 TO 3 INCHES...ALONG
  WITH AROUND A TENTH OF AN INCH OF ICE.

* 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 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.

&&

$$

NJZ001-262100-
/O.NEW.KPHI.WW.Y.0013.130226T2100Z-130227T1400Z/
SUSSEX-
INCLUDING THE CITY OF...NEWTON
337 AM EST TUE FEB 26 2013

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

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...SLEET AND FREEZING RAIN...WHICH IS IN
EFFECT FROM 4 PM THIS AFTERNOON TO 9 AM EST WEDNESDAY.

* LOCATIONS...SUSSEX COUNTY NEW JERSEY. 

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

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

* 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 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.

&&

$$

Nearby

Winter Storm Watches in Pennsylvania, 2013 Every winter storm watch 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.