Alert archive / Pennsylvania / Winter Storm Warnings in 2013

Winter Storm Warning 2, NWS State College, PA

February 25, 2013Somerset County, Pennsylvania

NWS State College, PA issued this winter storm warning at Feb 25, 2013, 8:02 PM EST for Somerset County, Pennsylvania. It took effect at Feb 26, 2013, 7:00 AM 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 25, 2013, 8:02 PM EST (01:02 UTC)
In effect from
Feb 26, 2013, 7:00 AM EST
Expired
Feb 26, 2013, 10:08 PM EST
In force
15 hr
Issued by
NWS State College, PA

County Somerset County, PA

The radar

The Pittsburgh radar (KPBZ), 119 km from the middle of the area, began a volume at 01:04 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

Pittsburgh, PA (KPIT), launched 00:00Z, 1.0 hours before the alert went out and 103 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, Pittsburgh, PA at 00:00Z 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 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 00:00Z on 2013-02-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 square meters per square second.19395878Sfc1 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
1378 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
156 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.

314 
WWUS41 KCTP 260102
WSWCTP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
802 PM EST MON FEB 25 2013

PAZ033-261115-
/O.UPG.KCTP.WS.A.0002.130226T1200Z-130227T0600Z/
/O.NEW.KCTP.WS.W.0002.130226T1200Z-130227T0600Z/
SOMERSET-
INCLUDING THE CITY OF...SOMERSET
802 PM EST MON FEB 25 2013

...WINTER STORM WARNING IN EFFECT FROM 7 AM TUESDAY TO 1 AM EST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER
STORM WARNING FOR FREEZING RAIN AND SLEET...WHICH IS IN EFFECT
FROM 7 AM TUESDAY TO 1 AM EST WEDNESDAY. THE WINTER STORM WATCH IS
NO LONGER IN EFFECT.

* LOCATIONS...SOMERSET COUNTY.

* HAZARD TYPES...DANGEROUS ICE ACCUMULATIONS.

* ACCUMULATIONS...BETWEEN ONE QUARTER AND ONE HALF INCH OF ICE
  FROM FREEZING RAIN...ALONG WITH AN INCH OR SO OF SLEET AND SNOW.

* TIMING...MIXED PRECIPITATION WILL BEGIN AFTER SUNRISE AND BEFORE
  NOON...BUT BECOME MOSTLY FREEZING RAIN DURING THE EARLY AFTERNOON.
  THE FREEZING RAIN WILL THEN LAST INTO THE FIRST PART OF TUESDAY
  NIGHT. THE TEMPERATURES MAY WARM UP LATE IN THE DAY OR EVENING
  AND COULD HELP TO ALLEVIATE SOME PROBLEMS.

* IMPACTS...TRAVEL WILL BE DANGEROUS...ESPECIALLY ON SECONDARY
  ROADS AND ON BRIDGES AND OVERPASSES. THE HEAVY ICE ON POWER
  LINES AND TREES AND THE GUSTY WINDS COULD LEAD TO WIDESPREAD
  POWER OUTAGES.

* WINDS...SOUTHEAST 20 TO 30 MPH WITH GUSTS UP TO 40 MPH.

* TEMPERATURES...AROUND 30.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF
SNOW...SLEET...OR ICE ARE EXPECTED OR OCCURRING. THOSE WITH TRAVEL
PLANS IN THE WARNED AREA ARE ADVISED TO TAKE AN ALTERNATIVE
ROUTE...OR SHOULD USE EXTREME CAUTION IF TRAVEL IS UNAVOIDABLE.
CARRY EXTRA SUPPLIES...INCLUDING BLANKETS...FOOD AND A CELLULAR
PHONE IN CASE YOUR CAR BECOMES STRANDED. STAY TUNED TO NOAA
WEATHER RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR
THE LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND
AT...WEATHER.GOV/STATECOLLEGE.

REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
STATE COLLEGE BY SENDING AN EMAIL TO
CTP.STORMREPORTS@NOAA.GOV...POSTING TO THE NWS STATE COLLEGE
FACEBOOK PAGE...OR TWEET @NWSSTATECOLLEGE AND USE THE HASHTAG
C...T...P...W...X.

IF YOU EXPERIENCE A POWER OUTAGE...DO NOT USE GENERATORS...GRILLS
OR OTHER GASOLINE...PROPANE OR CHARCOAL BURNING DEVICES INSIDE
YOUR HOME OR GARAGE. THEY PRODUCE CARBON MONOXIDE...AN
ODORLESS...COLORLESS GAS THAT KILLS MORE THAN 500 AMERICANS EACH
YEAR. GENERATORS SHOULD BE PLACED OUTSIDE...AWAY FROM DOORS
WINDOWS AND VENTS THAT COULD ALLOW CARBON MONOXIDE TO SEEP INSIDE.
DO NOT LET YOUR CAR IDLE INSIDE THE GARAGE...EVEN IF THE GARAGE
DOOR IS OPEN. IF YOU BECOME STRANDED IN YOUR CAR AND KEEP THE
ENGINE RUNNING FOR HEAT...MAKE SURE THE EXHAUST PIPE IS CLEAR. IF
THE PIPE IS CLOGGED WITH SNOW...THE EXHAUST COULD BACK UP INTO
YOUR CAR.

&&

$$

PAZ024-025-034-261115-
/O.NEW.KCTP.WW.Y.0013.130226T1500Z-130227T0600Z/
CAMBRIA-BLAIR-BEDFORD-
INCLUDING THE CITIES OF...JOHNSTOWN...ALTOONA...BEDFORD
802 PM EST MON FEB 25 2013

...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM TUESDAY TO 1 AM
EST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER
WEATHER ADVISORY FOR MIXED PRECIPITATION...WHICH IS IN EFFECT
FROM 10 AM TUESDAY TO 1 AM EST WEDNESDAY.

* LOCATIONS...THE LAUREL MOUNTAINS.

* HAZARD TYPES...A THIN COATING OF ICE FROM FREEZING RAIN AND
  SLEET. A MINOR ACCUMULATION OF SNOW IS ALSO EXPECTED.

* ACCUMULATIONS...A THIN COAT OF ICE...GENERALLY LESS THAN A TENTH
  OF AN INCH...BUT THICKER ICE IS POSSIBLE ON THE RIDGES.
  ADDITIONALLY...A MINOR SNOW AND SLEET ACCUMULATION OF 1 TO 3
  INCHES IS ALSO POSSIBLE.

* TIMING...MIXED PRECIPITATION WILL BEGIN AROUND OR SHORTLY BEFORE
  NOON AND CONTINUE THROUGH THE FIRST PART OF TUESDAY NIGHT. A FEW
  HOURS OF FREEZING RAIN ARE POSSIBLE.

* IMPACTS...HAZARDOUS TRAVEL...ESPECIALLY ON SECONDAY ROADS AND
  BRIDGES AND OVERPASSES. SCATTERED POWER OUTAGES ARE ALSO
  EXPECTED...ESPECIALLY ON THE RIDGES WHERE MORE ICE IS EXPECTED
  AND THE WINDS WILL BE HIGHER THAN IN THE VALLEYS.

* WINDS...EAST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.

* TEMPERATURES...IN THE LOWER TO MID 30S IN THE VALLEYS AND NEAR
  30 ON THE RIDGES.

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. MOTORISTS SHOULD BE ESPECIALLY CAUTIOUS ON BRIDGES AND
OVERPASSES...WHERE SLIPPERY SPOTS DEVELOP FIRST. STAY TUNED TO
NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION
FOR THE LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND
AT...WEATHER.GOV/STATECOLLEGE.

REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
STATE COLLEGE BY SENDING AN EMAIL TO
CTP.STORMREPORTS@NOAA.GOV...POSTING TO THE NWS STATE COLLEGE
FACEBOOK PAGE...OR TWEET @NWSSTATECOLLEGE AND USE THE HASHTAG
C...T...P...W...X.

&&

$$

PAZ004-010-017>019-045-046-261115-
/O.NEW.KCTP.WW.Y.0013.130226T1800Z-130227T1200Z/
WARREN-ELK-CLEARFIELD-NORTHERN CENTRE-SOUTHERN CENTRE-
SOUTHERN CLINTON-SOUTHERN LYCOMING-
INCLUDING THE CITIES OF...WARREN...ST. MARYS...RIDGWAY...DUBOIS...
CLEARFIELD...PHILIPSBURG...STATE COLLEGE...LOCK HAVEN...
WILLIAMSPORT
802 PM EST MON FEB 25 2013

...WINTER WEATHER ADVISORY IN EFFECT FROM 1 PM TUESDAY TO 7 AM
EST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER
WEATHER ADVISORY FOR MIXED PRECIPITATION...WHICH IS IN EFFECT FROM
1 PM TUESDAY TO 7 AM EST WEDNESDAY.

* LOCATIONS...THE NORTHERN AND CENTRAL MOUNTAINS.

* HAZARD TYPES...MODERATE SNOW AND SLEET ACCUMULATIONS AND
  POSSIBLY MINOR ICE ACCRETIONS FROM FREEZING RAIN.

* ACCUMULATIONS...A SLUSHY 2 TO 4 INCHES OF SNOW AND SLEET. A THIN
  LAYER OF ICE ALSO POSSIBLE...MAINLY ON THE RIDGES

* TIMING...MIXED PRECIPITATION WILL BEGIN IN THE EARLY
  AFTERNOON...AND LAST INTO TUESDAY NIGHT. THE PRECIPITATION MAY
  TURN TO PLAIN RAIN FOR A TIME AS WELL.

* IMPACTS...HAZARDOUS AND DIFFICULT TRAVEL. ISOLATED POWER OUTAGES
  ARE POSSIBLE.

* WINDS...EAST 15 TO 25 MPH WITH GUSTS UP TO 30 MPH.

* TEMPERATURES...IN THE MID 30S IN THE VALLEYS AND LOWER 30S ON
  THE RIDGES.

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. MOTORISTS SHOULD BE ESPECIALLY CAUTIOUS ON BRIDGES AND
OVERPASSES...WHERE SLIPPERY SPOTS DEVELOP FIRST. STAY TUNED TO
NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION
FOR THE LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND
AT...WEATHER.GOV/STATECOLLEGE.

REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
STATE COLLEGE BY SENDING AN EMAIL TO
CTP.STORMREPORTS@NOAA.GOV...POSTING TO THE NWS STATE COLLEGE
FACEBOOK PAGE...OR TWEET @NWSSTATECOLLEGE AND USE THE HASHTAG
C...T...P...W...X.

&&

$$

PAZ005-006-011-012-037-041-042-261115-
/O.NEW.KCTP.WS.A.0003.130226T2000Z-130227T1800Z/
MCKEAN-POTTER-CAMERON-NORTHERN CLINTON-TIOGA-NORTHERN LYCOMING-
SULLIVAN-
INCLUDING THE CITIES OF...BRADFORD...COUDERSPORT...EMPORIUM...
RENOVO...MANSFIELD...WELLSBORO...LAPORTE
802 PM EST MON FEB 25 2013

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

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

* LOCATIONS...THE NORTHERN MOUNTAINS.

* HAZARD TYPES...HEAVY SNOW AND MINOR ICE ACCUMULATIONS.

* ACCUMULATIONS...5 TO 8 INCHES POSSIBLE. MINOR ICE ACCUMULATIONS
  ALSO POSSIBLE.

* TIMING...SNOW AND SLEET WILL START IN THE AFTERNOON AND EARLY
  EVENING. PRECIPITATION MAY TURN TO RAIN AT TIMES...AND COULD
  FREEZE AS IT FALLS ON TO COLD OBJECTS...OR EVEN MELT THE MIXED
  PRECIPITATION...WHICH WOULD KEEP ACCUMULATIONS DOWN. 

* IMPACTS...POTENTIALLY DANGEROUS TRAVEL. SCATTERED POWER OUTAGES
  ALSO POSSIBLE DUE TO THE HEAVY WET NATURE OF THE SNOW AND ICE
  COMBINE WITH GUSTY WINDS.

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

* TEMPERATURES...STARTING IN THE UPPER 30S...BUT COOLING TO THE IN
  THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. STAY
TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF WEATHER
INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO
BE FOUND AT...WEATHER.GOV/STATECOLLEGE.

&&

$$

DANGELO
3 follow-up statements
834 
WWUS41 KCTP 260904
WSWCTP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
404 AM EST TUE FEB 26 2013

PAZ033-262100-
/O.CON.KCTP.WS.W.0002.130226T1200Z-130227T0600Z/
SOMERSET-
INCLUDING THE CITY OF...SOMERSET
404 AM EST TUE FEB 26 2013

...A WINTER STORM WARNING REMAINS IN EFFECT FROM 7 AM THIS MORNING
TO 1 AM EST WEDNESDAY...

* LOCATIONS...SOMERSET COUNTY.

* HAZARD TYPES...DANGEROUS ICE ACCUMULATIONS.

* ACCUMULATIONS...BETWEEN ONE QUARTER AND ONE HALF INCH OF ICE 
  FROM FREEZING RAIN...ALONG WITH AN INCH OR SO OF SLEET AND 
  SNOW. 

* TIMING...MIXED PRECIPITATION WILL BEGIN DURING THE MID TO LATE
  MORNING HOURS...BUT CHANGE TO PRIMARILY FREEZING RAIN DURING THE
  EARLY AFTERNOON. THE FREEZING RAIN WILL CONTINUE INTO THE FIRST
  PART OF TONIGHT. THE TEMPERATURES MAY WARM UP TO NEAR FREEZING
  LATE IN THE DAY OR THIS EVENING AND COULD HELP TO ALLEVIATE SOME
  PROBLEMS.

* IMPACTS...TRAVEL WILL BE DANGEROUS...ESPECIALLY ON SECONDARY 
  ROADS AND ON BRIDGES AND OVERPASSES. THE HEAVY ICE ON POWER 
  LINES AND TREES AND THE GUSTY WINDS COULD LEAD TO WIDESPREAD 
  POWER OUTAGES. 

* WINDS...SOUTHEAST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.

* TEMPERATURES...AROUND 30.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...OR ICE ARE EXPECTED OR OCCURRING. THOSE WITH TRAVEL PLANS
IN THE WARNED AREA ARE ADVISED TO TAKE AN ALTERNATIVE ROUTE...OR
SHOULD USE EXTREME CAUTION IF TRAVEL IS UNAVOIDABLE. CARRY EXTRA
SUPPLIES...INCLUDING BLANKETS...FOOD AND A CELLULAR PHONE IN CASE
YOUR CAR BECOMES STRANDED. STAY TUNED TO NOAA WEATHER RADIO OR
YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE LATEST
UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT...
WEATHER.GOV/STATECOLLEGE.

REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV...
POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET
@NWSSTATECOLLEGE AND USE THE HASHTAG C...T...P...W...X.

IF YOU EXPERIENCE A POWER OUTAGE...DO NOT USE GENERATORS...GRILLS
OR OTHER GASOLINE...PROPANE OR CHARCOAL BURNING DEVICES INSIDE
YOUR HOME OR GARAGE. THEY PRODUCE CARBON MONOXIDE...AN ODORLESS...
COLORLESS GAS THAT KILLS MORE THAN 500 AMERICANS EACH YEAR.
GENERATORS SHOULD BE PLACED OUTSIDE...AWAY FROM DOORS WINDOWS AND
VENTS THAT COULD ALLOW CARBON MONOXIDE TO SEEP INSIDE. DO NOT LET
YOUR CAR IDLE INSIDE THE GARAGE...EVEN IF THE GARAGE DOOR IS
OPEN. IF YOU BECOME STRANDED IN YOUR CAR AND KEEP THE ENGINE
RUNNING FOR HEAT...MAKE SURE THE EXHAUST PIPE IS CLEAR. IF THE
PIPE IS CLOGGED WITH SNOW...THE EXHAUST COULD BACK UP INTO YOUR
CAR.

&&

$$

PAZ024-025-034-262100-
/O.CON.KCTP.WW.Y.0013.130226T1500Z-130227T0600Z/
CAMBRIA-BLAIR-BEDFORD-
INCLUDING THE CITIES OF...JOHNSTOWN...ALTOONA...BEDFORD
404 AM EST TUE FEB 26 2013

...A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 10 AM THIS
MORNING TO 1 AM EST WEDNESDAY...

* LOCATIONS...THE LAUREL MOUNTAINS.

* HAZARD TYPES...A THIN COATING OF ICE FROM FREEZING RAIN AND
  SLEET. A MINOR ACCUMULATION OF SNOW IS ALSO EXPECTED.

* ACCUMULATIONS...A THIN COAT OF ICE...GENERALLY LESS THAN A 
  TENTH OF AN INCH...BUT THICKER ICE IS POSSIBLE ON THE RIDGES. 
  ADDITIONALLY...A MINOR SNOW AND SLEET ACCUMULATION OF 1 TO 3 
  INCHES IS ALSO POSSIBLE. 

* TIMING...MIXED PRECIPITATION WILL BEGIN AROUND OR SHORTLY BEFORE
  NOON AND CONTINUE THROUGH THE FIRST PART OF TONIGHT. A FEW
  HOURS OF FREEZING RAIN ARE POSSIBLE.

* IMPACTS...HAZARDOUS TRAVEL...ESPECIALLY ON SECONDARY ROADS AND 
  BRIDGES AND OVERPASSES. SCATTERED POWER OUTAGES ARE ALSO 
  EXPECTED...ESPECIALLY ON THE RIDGES WHERE MORE ICE IS EXPECTED 
  AND THE WINDS WILL BE HIGHER THAN IN THE VALLEYS. 

* WINDS...EAST 15 TO 25 MPH WITH GUSTS AROUND 40 MPH ACROSS THE
  HIGHER TERRAIN.

* TEMPERATURES...IN THE LOWER TO MID 30S IN THE VALLEYS AND NEAR 
  30 DEGREES ON THE RIDGES. 

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. MOTORISTS SHOULD BE ESPECIALLY CAUTIOUS ON BRIDGES AND
OVERPASSES...WHERE SLIPPERY SPOTS DEVELOP FIRST. STAY TUNED TO
NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION
FOR THE LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT...
WEATHER.GOV/STATECOLLEGE.

REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV...
POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET
@NWSSTATECOLLEGE AND USE THE HASHTAG C...T...P...W...X.

&&

$$

PAZ004-010-017>019-045-046-262100-
/O.CON.KCTP.WW.Y.0013.130226T1800Z-130227T1200Z/
WARREN-ELK-CLEARFIELD-NORTHERN CENTRE-SOUTHERN CENTRE-
SOUTHERN CLINTON-SOUTHERN LYCOMING-
INCLUDING THE CITIES OF...WARREN...ST. MARYS...RIDGWAY...DUBOIS...
CLEARFIELD...PHILIPSBURG...STATE COLLEGE...LOCK HAVEN...
WILLIAMSPORT
404 AM EST TUE FEB 26 2013

...A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 7 AM EST WEDNESDAY...

* LOCATIONS...THE NORTHERN AND CENTRAL MOUNTAINS.

* HAZARD TYPES...MODERATE SNOW AND SLEET ACCUMULATIONS AND 
  POSSIBLY MINOR ICE ACCRETIONS FROM FREEZING RAIN. 

* ACCUMULATIONS...A SLUSHY 2 TO 4 INCHES OF SNOW AND SLEET. A 
  THIN LAYER OF ICE ALSO POSSIBLE...MAINLY ON THE RIDGES 

* TIMING...MIXED PRECIPITATION WILL BEGIN IN THE EARLY
  AFTERNOON...AND CONTINUE INTO TONIGHT. THE PRECIPITATION MAY
  TURN TO PLAIN RAIN FOR A TIME AS WELL.

* IMPACTS...HAZARDOUS AND DIFFICULT TRAVEL. ISOLATED POWER 
  OUTAGES ARE POSSIBLE. 

* WINDS...EAST 15 TO 25 MPH. GUSTS OF 30 TO 40 MPH ARE POSSIBLE ON
  THE RIDGES LATE THIS AFTERNOON AND EARLY TONIGHT.

* TEMPERATURES...IN THE MID 30S IN THE VALLEYS AND LOWER 30S ON 
  THE RIDGES. 

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. MOTORISTS SHOULD BE ESPECIALLY CAUTIOUS ON BRIDGES AND
OVERPASSES...WHERE SLIPPERY SPOTS DEVELOP FIRST. STAY TUNED TO
NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION
FOR THE LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT...
WEATHER.GOV/STATECOLLEGE.

REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV...
POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET
@NWSSTATECOLLEGE AND USE THE HASHTAG C...T...P...W...X.

&&

$$

PAZ005-006-011-012-037-041-042-262100-
/O.CON.KCTP.WS.A.0003.130226T2000Z-130227T1800Z/
MCKEAN-POTTER-CAMERON-NORTHERN CLINTON-TIOGA-NORTHERN LYCOMING-
SULLIVAN-
INCLUDING THE CITIES OF...BRADFORD...COUDERSPORT...EMPORIUM...
RENOVO...MANSFIELD...WELLSBORO...LAPORTE
404 AM EST TUE FEB 26 2013

...A WINTER STORM WATCH REMAINS IN EFFECT FROM 3 PM EST THIS
AFTERNOON THROUGH WEDNESDAY AFTERNOON...

* LOCATIONS...THE NORTHERN MOUNTAINS.

* HAZARD TYPES...HEAVY SNOW AND MINOR ICE ACCUMULATIONS.

* ACCUMULATIONS...5 TO 8 INCHES POSSIBLE. MINOR ICE 
  ACCUMULATIONS FROM FREEZING RAIN ARE ALSO POSSIBLE TONIGHT. 

* TIMING...SNOW AND SLEET WILL START DURING THE MID TO LATE
  AFTERNOON HOURS. PRECIPITATION MAY TURN TO RAIN AT TIMES
  TONIGHT...AND COULD FREEZE AS IT FALLS ON TO COLD OBJECTS. THIS
  WOULD KEEP THE SNOW ACCUMULATIONS DOWN.

* IMPACTS...POTENTIALLY DANGEROUS TRAVEL. SCATTERED POWER 
  OUTAGES ALSO POSSIBLE DUE TO THE HEAVY WET NATURE OF THE SNOW 
  AND ICE COMBINE WITH GUSTY WINDS. 

* WINDS...SOUTHEAST 10 TO 20 MPH. GUSTS UP TO 40 MPH ON THE RIDGES
  LATE TODAY INTO TONIGHT.

* TEMPERATURES...STARTING IN THE UPPER 30S THIS AFTERNOON...BUT
  COOLING TO THE IN THE LOWER 30S LATE...AND STAYING NEARLY
  STEADY THROUGH TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. STAY
TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF WEATHER
INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO
BE FOUND AT...WEATHER.GOV/STATECOLLEGE.

&&

$$

LAMBERT/RADZANOWSKI
991 
WWUS41 KCTP 261622
WSWCTP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
1122 AM EST TUE FEB 26 2013

PAZ033-270500-
/O.CON.KCTP.WS.W.0002.000000T0000Z-130227T0600Z/
SOMERSET-
INCLUDING THE CITY OF...SOMERSET
1122 AM EST TUE FEB 26 2013

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 AM EST
WEDNESDAY...

* LOCATIONS...SOMERSET COUNTY.

* HAZARD TYPES...DANGEROUS ICE ACCUMULATIONS.

* ACCUMULATIONS...BETWEEN ONE QUARTER AND TWO THIRDS OF AN INCH OF
  ICE FROM FREEZING RAIN...ALONG WITH AN INCH OR SO OF SLEET AND
  SNOW.

* TIMING...MIXED PRECIPITATION WILL CHANGE TO PRIMARILY FREEZING
  RAIN DURING THE EARLY AFTERNOON. THE FREEZING RAIN WILL CONTINUE
  INTO THE FIRST PART OF TONIGHT. THE TEMPERATURES MAY WARM UP TO
  NEAR FREEZING LATE IN THE DAY OR THIS EVENING AND COULD HELP TO
  ALLEVIATE SOME PROBLEMS.

* IMPACTS...TRAVEL WILL BE DANGEROUS...ESPECIALLY ON SECONDARY 
  ROADS AND ON BRIDGES AND OVERPASSES. THE HEAVY ICE ON POWER 
  LINES AND TREES AND THE GUSTY WINDS COULD LEAD TO WIDESPREAD 
  POWER OUTAGES. 

* WINDS...SOUTHEAST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.

* TEMPERATURES...AROUND 30.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV...
POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET
@NWSSTATECOLLEGE AND USE THE HASHTAG C...T...P...W...X.

&&

$$

PAZ005-006-011-012-037-041-042-270500-
/O.UPG.KCTP.WS.A.0003.130226T2000Z-130227T1800Z/
/O.EXB.KCTP.WW.Y.0013.130226T1800Z-130227T1800Z/
MCKEAN-POTTER-CAMERON-NORTHERN CLINTON-TIOGA-NORTHERN LYCOMING-
SULLIVAN-
INCLUDING THE CITIES OF...BRADFORD...COUDERSPORT...EMPORIUM...
RENOVO...MANSFIELD...WELLSBORO...LAPORTE
1122 AM EST TUE FEB 26 2013

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 1 PM EST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER
WEATHER ADVISORY FOR ...WHICH IS IN EFFECT UNTIL 1 PM EST
WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

* LOCATIONS...NORTH CENTRAL PENNSYLVANIA.

* HAZARD TYPES...SNOW WITH A COATING OF ICE.

* ACCUMULATIONS...3 TO 6 INCHES WITH LOCALLY HIGHER AMOUNTS
  POSSIBLE ON THE HIGHEST RIDGETOPS. MINOR ICE ACCUMULATIONS FROM
  FREEZING RAIN ARE ALSO POSSIBLE TONIGHT.

* TIMING...SNOW MIXED WITH SLEET 

* IMPACTS...SNOW COVERED AND SLIPPERY ROADS. 

* WINDS...SOUTHEAST 10 TO 20 MPH. GUSTS UP TO 40 MPH ON THE RIDGES
  LATE THIS AFTERNOON AND TONIGHT.

* TEMPERATURES...COOLING TO THE LOWER 30S LATE THIS AFTERNOON AND
  REMAINING STEADY OVERNIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REPORT SNOW ACCUMULATION TO THE NATIONAL WEATHER SERVICE STATE
COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV...POSTING
TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET @NWSSTATECOLLEGE
AND USE THE HASHTAG C...T...P...W...X.

&&

$$

PAZ024-025-034-270500-
/O.CON.KCTP.WW.Y.0013.000000T0000Z-130227T0600Z/
CAMBRIA-BLAIR-BEDFORD-
INCLUDING THE CITIES OF...JOHNSTOWN...ALTOONA...BEDFORD
1122 AM EST TUE FEB 26 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
WEDNESDAY...

* LOCATIONS...THE LAUREL MOUNTAINS.

* HAZARD TYPES...A THIN COATING OF ICE FROM FREEZING RAIN AND 
  SLEET. A MINOR ACCUMULATION OF SNOW IS ALSO EXPECTED. 

* ACCUMULATIONS...A THIN COAT OF ICE...GENERALLY LESS THAN A 
  TENTH OF AN INCH...BUT THICKER ICE IS POSSIBLE ON THE RIDGES. 
  ADDITIONALLY...A MINOR SNOW AND SLEET ACCUMULATION OF 1 TO 3 
  INCHES IS ALSO POSSIBLE. 

* TIMING...MIXED PRECIPITATION THIS AFTERNOON WILL CONTINUE THROUGH
  THE FIRST PART OF TONIGHT. A FEW HOURS OF FREEZING RAIN ARE
  POSSIBLE.

* IMPACTS...HAZARDOUS TRAVEL...ESPECIALLY ON SECONDARY ROADS AND 
  BRIDGES AND OVERPASSES. SCATTERED POWER OUTAGES ARE ALSO 
  EXPECTED...ESPECIALLY ON THE RIDGES WHERE MORE ICE IS EXPECTED 
  AND THE WINDS WILL BE HIGHER THAN IN THE VALLEYS. 

* WINDS...EAST 15 TO 25 MPH WITH GUSTS AROUND 40 MPH ACROSS THE 
  HIGHER TERRAIN. 

* TEMPERATURES...IN THE LOWER TO MID 30S IN THE VALLEYS AND NEAR 
  30 DEGREES ON THE RIDGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV...
POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET
@NWSSTATECOLLEGE AND USE THE HASHTAG C...T...P...W...X.

&&

$$

PAZ004-010-017>019-045-046-270500-
/O.CON.KCTP.WW.Y.0013.130226T1800Z-130227T1200Z/
WARREN-ELK-CLEARFIELD-NORTHERN CENTRE-SOUTHERN CENTRE-
SOUTHERN CLINTON-SOUTHERN LYCOMING-
INCLUDING THE CITIES OF...WARREN...ST. MARYS...RIDGWAY...DUBOIS...
CLEARFIELD...PHILIPSBURG...STATE COLLEGE...LOCK HAVEN...
WILLIAMSPORT
1122 AM EST TUE FEB 26 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
WEDNESDAY...

* LOCATIONS...THE NORTHERN AND CENTRAL MOUNTAINS.

* HAZARD TYPES...MODERATE SNOW AND SLEET ACCUMULATIONS AND 
  POSSIBLY MINOR ICE ACCRETIONS FROM FREEZING RAIN. 

* ACCUMULATIONS...A SLUSHY 1 TO 3 INCHES OF SNOW AND SLEET. A
  THIN LAYER OF ICE ALSO POSSIBLE...MAINLY ON THE RIDGES

* TIMING...MIXED PRECIPITATION WILL BEGIN IN THE EARLY 
  AFTERNOON...AND CONTINUE INTO TONIGHT. THE PRECIPITATION MAY 
  TURN TO PLAIN RAIN FOR A TIME AS WELL. 

* IMPACTS...HAZARDOUS AND DIFFICULT TRAVEL. ISOLATED POWER 
  OUTAGES ARE POSSIBLE. 

* WINDS...EAST 15 TO 25 MPH. GUSTS OF 30 TO 40 MPH ARE POSSIBLE 
  ON THE RIDGES LATE THIS AFTERNOON AND EARLY TONIGHT. 

* TEMPERATURES...IN THE MID 30S IN THE VALLEYS AND LOWER 30S ON 
  THE RIDGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV...
POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET
@NWSSTATECOLLEGE AND USE THE HASHTAG C...T...P...W...X.

&&

$$

DEVOIR
748 
WWUS41 KCTP 270308
WSWCTP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
1008 PM EST TUE FEB 26 2013

PAZ033-270600-
/O.CAN.KCTP.WS.W.0002.000000T0000Z-130227T0600Z/
/O.EXA.KCTP.WW.Y.0013.000000T0000Z-130227T0600Z/
SOMERSET-
INCLUDING THE CITY OF...SOMERSET
1008 PM EST TUE FEB 26 2013

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 1 AM EST WEDNESDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER
WEATHER ADVISORY FOR FREEZING RAIN...WHICH IS IN EFFECT UNTIL 1
AM EST WEDNESDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED.

* LOCATIONS...THE HIGHER ELEVATIONS OF SOMERSET COUNTY.

* HAZARD TYPES...FREEZING RAIN AND FREEZING DRIZZLE.

* ACCUMULATIONS...A LIGHT GLAZE.

* TIMING...LIGHT RAIN WILL FALL OVER THE AREA INTO THE EARLY
  MORNING HOURS. TEMPERATURES ON THE RIDGE TOPS WILL REMAIN AT OR
  JUST BELOW FREEZING...RESULTING IN CONTINUED ICING OVER THE
  HIGHER TERRAIN. TEMPERATURES SHOULD WARM ABOVE FREEZING
  EVERYWHERE LATE TONIGHT...ENDING THE THREAT OF ICE.

* IMPACTS...TRAVEL COULD BE DANGEROUS ON ANY UNTREATED ROADS.

* WINDS...EAST 10 TO 15 MPH WITH GUSTS UP TO 30 MPH.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOTORISTS SHOULD BE ESPECIALLY CAUTIOUS ON BRIDGES AND
OVERPASSES...WHERE SLIPPERY SPOTS DEVELOP FIRST. STAY TUNED TO
NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION
FOR THE LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND
AT...WEATHER.GOV/STATECOLLEGE.

REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
STATE COLLEGE BY SENDING AN EMAIL TO
CTP.STORMREPORTS@NOAA.GOV...POSTING TO THE NWS STATE COLLEGE
FACEBOOK PAGE...OR TWEET @NWSSTATECOLLEGE AND USE THE HASHTAG
C...T...P...W...X.

&&

$$

PAZ025-034-270415-
/O.CAN.KCTP.WW.Y.0013.000000T0000Z-130227T0600Z/
BLAIR-BEDFORD-
INCLUDING THE CITIES OF...ALTOONA...BEDFORD
1008 PM EST TUE FEB 26 2013

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS CANCELLED THE
WINTER WEATHER ADVISORY. 

THE HEAVIEST PRECIPITATION HAS MOVED NORTH OF THE AREA. OCCASIONAL
LIGHT RAIN WILL CONTINUE OVERNIGHT...WITH EVEN A BIT OF LIGHT SNOW
MIXED IN UNTIL MIDNIGHT.

$$

PAZ012-037-041-042-271200-
/O.EXT.KCTP.WW.Y.0013.000000T0000Z-130227T1200Z/
NORTHERN CLINTON-TIOGA-NORTHERN LYCOMING-SULLIVAN-
INCLUDING THE CITIES OF...RENOVO...MANSFIELD...WELLSBORO...
LAPORTE
1008 PM EST TUE FEB 26 2013

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 7 AM EST
WEDNESDAY...

* LOCATIONS...NORTH CENTRAL PENNSYLVANIA.

* HAZARD TYPES...SNOW WITH A COATING OF ICE.

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

* TIMING...THE HEAVIEST PRECIPITATION WILL FALL BEFORE
  MIDNIGHT...WITH LIGHTER MIXED PRECIPITATION LATE TONIGHT. 

* IMPACTS...UNTREATED ROADS COULD BE SLIPPERY. 

* WINDS...EAST 5 TO 15 MPH WITH GUSTS UP TO 30 MPH.

* TEMPERATURES...IN THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REPORT SNOW ACCUMULATION TO THE NATIONAL WEATHER SERVICE STATE
COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV...
POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET
@NWSSTATECOLLEGE AND USE THE HASHTAG C...T...P...W...X.

&&

$$

PAZ019-045-046-270600-
/O.EXT.KCTP.WW.Y.0013.000000T0000Z-130227T0600Z/
SOUTHERN CENTRE-SOUTHERN CLINTON-SOUTHERN LYCOMING-
INCLUDING THE CITIES OF...STATE COLLEGE...LOCK HAVEN...
WILLIAMSPORT
1008 PM EST TUE FEB 26 2013

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 1 AM EST
WEDNESDAY...

* LOCATIONS...THE CENTRAL MOUNTAINS.

* HAZARD TYPES...SNOW AND SLEET.

* ACCUMULATIONS...UP TO 1 INCH OF SNOW AND SLEET.

* TIMING...MIXED PRECIPITATION WILL TAPER OFF TO LIGHT RAIN BY 1
  AM. 

* IMPACTS...UNTREATED ROADS COULD BE SLIPPERY. 

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

* TEMPERATURES...IN THE MID 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV...
POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET
@NWSSTATECOLLEGE AND USE THE HASHTAG C...T...P...W...X.

&&

$$

PAZ005-006-011-271315-
/O.CON.KCTP.WW.Y.0013.000000T0000Z-130227T1800Z/
MCKEAN-POTTER-CAMERON-
INCLUDING THE CITIES OF...BRADFORD...COUDERSPORT...EMPORIUM
1008 PM EST TUE FEB 26 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST
WEDNESDAY...

* LOCATIONS...NORTH CENTRAL PENNSYLVANIA.

* HAZARD TYPES...SNOW WITH A COATING OF ICE.

* ACCUMULATIONS...2 TO 4 INCHES OF SNOW AND SLEET.

* TIMING...THE HEAVIEST MIXED PRECIPITATION WILL TAPER OFF TO
  EITHER LIGHT RAIN OR FREEZING RAIN AFTER MIDNIGHT. THE LIGHT FREEZING
  RAIN WILL BE CONFINED MAINLY TO THE HIGHER ELEVATIONS.

* IMPACTS...UNTREATED ROADS COULD BE SLIPPERY.

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

* TEMPERATURES...IN THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REPORT SNOW ACCUMULATION TO THE NATIONAL WEATHER SERVICE STATE
COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV...
POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET
@NWSSTATECOLLEGE AND USE THE HASHTAG C...T...P...W...X.

&&

$$

PAZ024-270600-
/O.CON.KCTP.WW.Y.0013.000000T0000Z-130227T0600Z/
CAMBRIA-
INCLUDING THE CITY OF...JOHNSTOWN
1008 PM EST TUE FEB 26 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 AM EST
WEDNESDAY...

* LOCATIONS...CAMBRIA COUNTY.

* HAZARD TYPES...LIGHT FREEZING RAIN AND DRIZZLE. 

* ACCUMULATIONS...A LIGHT GLAZE.

* TIMING...LIGHT RAIN WILL FALL OVER THE AREA INTO THE EARLY
  MORNING HOURS. TEMPERATURES ON THE RIDGE TOPS WILL REMAIN AT OR
  JUST BELOW FREEZING...RESULTING IN CONTINUED ICING OVER THE
  HIGHER TERRAIN. TEMPERATURES SHOULD WARM ABOVE FREEZING
  EVERYWHERE LATE TONIGHT...ENDING THE THREAT OF ICE.

* IMPACTS...UNTREATED ROADS COULD BE SLIPPERY.

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

* TEMPERATURES...IN THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV...
POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET
@NWSSTATECOLLEGE AND USE THE HASHTAG C...T...P...W...X.

&&

$$

PAZ004-010-017-018-271200-
/O.CON.KCTP.WW.Y.0013.000000T0000Z-130227T1200Z/
WARREN-ELK-CLEARFIELD-NORTHERN CENTRE-
INCLUDING THE CITIES OF...WARREN...ST. MARYS...RIDGWAY...DUBOIS...
CLEARFIELD...PHILIPSBURG
1008 PM EST TUE FEB 26 2013

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
WEDNESDAY...

* LOCATIONS...THE NORTHERN AND CENTRAL MOUNTAINS.

* HAZARD TYPES...MIXED PRECIPITATION.

* ACCUMULATIONS...UP TO 1 INCH OF SNOW AND SLEET WITH A LIGHT
  GLAZE OF ICE OVER THE HIGHER TERRAIN.

* TIMING...THE HEAVIEST MIXED PRECIPITATION WILL TAPER OFF TO
  EITHER LIGHT RAIN OR FREEZING RAIN AROUND MIDNIGHT. THE FREEZING
  RAIN WILL BE CONFINED MAINLY TO THE HIGHER TERRAIN. 

* IMPACTS...UNTREATED ROADS COULD BE SLIPPERY.

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

* TEMPERATURES...IN THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV...
POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET
@NWSSTATECOLLEGE AND USE THE HASHTAG C...T...P...W...X.

&&

$$

What forecasters said that day

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

NWS State College, PA wrote its last area forecast discussion before this winter storm warning went out at Feb 25, 7:26 PM EST, 36 minutes earlier.

Area forecast discussion, Feb 25, 7:26 PM EST, 36 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE STATE COLLEGE PA
726 PM EST MON FEB 25 2013

.SYNOPSIS...
A MAJOR WINTER STORM TRACKING ACROSS THE SOUTHERN PLAINS THIS
AFTERNOON WILL TRACK TOWARD LAKE ERIE BY WEDNESDAY. A MIXTURE
OF RAIN...FREEZING RAIN...SLEET...AND SNOW WILL MOVE INTO THE
KEYSTONE STATE TUESDAY MORNING AND PERSIST INTO TUESDAY NIGHT.
THERE IS POTENTIAL FOR SIGNIFICANT FREEZING RAIN ACROSS THE
LAUREL HIGHLANDS...ALONG WITH A LIGHT TO MODERATE SNOWFALL
ACROSS THE NORTHERN PART OF THE STATE. A NEW STORM IS EXPECTED TO
FORM NEAR THE COAST BY WEDNESDAY MORNING...WHICH WOULD KEEP SOME
RAIN AND SNOW ACROSS THE REGION ON WEDNESDAY. SNOW AND RAIN
SHOWERS WILL PERSIST INTO THE LATER PART OF THE WEEK... AS THE
STORM LINGERS OFF THE EAST COAST. COLDER AIR WILL SLOWLY WORK BACK
INTO THE AREA DURING THE LATER PART OF THE WEEK.

&&

.NEAR TERM /UNTIL 6 AM TUESDAY MORNING/...
CALM BEFORE THE APPROACHING STORM AS WE ENJOY THE LAST FEW HOURS
OF SUNSHINE WE'LL SEE FOR QUITE SOME TIME LATE THIS AFTERNOON.
SFC HIGH PRESSURE OVER NORTHEAST PA THIS AFTERNOON WILL RETREAT TO
NORTHERN NEW ENGLAND BY 12Z TUE WHILE RIDGE AXIS EXTENDS THROUGH
THE LOWER SUSQ RIVER VALLEY AND CENTRAL VIRGINIA. CLEAR SKIES
EXPECTED FOR MOST FOR MUCH OF THE NIGHT...BUT HIGH CLOUD SHIELD
WILL THICKEN AND INCREASE BY 12Z AS PER BUFKIT PROFILES AND CROSS
SECTIONS. THIS WILL ALLOW MINS TO DROP TO AROUND 20 IN THE COLDER
NORTHERN VALLEYS TO THE MID 20S ACROSS THE LOWER SUSQ. RIVER VALLEY...
SETTING THE STAGE FOR A TRICKY TUESDAY.

&&

.SHORT TERM /6 AM TUESDAY MORNING THROUGH TUESDAY NIGHT/...
UNCERTAINTY ABOUNDS AS TO PRECIP TYPES FOR TUESDAY AND TUESDAY
NIGHT. SREF THREATS PAGE INDICATES UP TO 60% LIKELIHOOD OF
EXCEEDING 0.25" OF FZRA/ICE ACCUM OVER HIGHER ELEVS OF SOMERSET
COUNTY...AND WILL GO WITH A WINTER STORM WATCH FOR SOMERSET COUNTY
AT THIS TIME. 12Z MODEL CYCLE STILL ARRIVING AND WILL HOLD OFF ON
ANY OTHER HEADLINE DECISIONS AT THIS TIME IN FAVOR OF THE ONCOMING
EVE SHIFT IN ORDER TO SEE THE LATEST ENSEMBLES AND 12Z ECMWF.

MDL GUIDANCE TRACKS PLAINS LOW NORTHEAST UP THE OHIO VALLEY ON
TUES/TUES NIGHT. A SURGE OF WAA ASSOCIATED WITH ANOMALOUS...MOIST
SERLY LOW LVL JET WILL SPREAD INTO SOUTHERN PA ARND 12Z TUES...
OVERSPREADING THE REST OF CENTRAL PA BY LATE TUES...AND EXITING
THEN N TIER BY 12Z WED. A BLEND OF OPER ECMWF AND GEFS MEAN QPF
INDICATE BTWN ONE HALF AND 1 INCH OF PRECIP BY 12Z WED. SOME
AREAS COULD SEE A LITTLE MORE QPF...MAINLY ACROSS THE FAR SE
AND UPSLOPE AREAS. WITH LACK OF SNOW COVER TO THE SE AND ICE
COVER...HARD TO SEE AN INCH OF RAIN CAUSING HYDRO PROBLEMS...
THUS HELD OFF ON ANY FLOOD WATCH.

FURTHER NORTH...THERMAL PROFILES SUGGEST A MIX OF SNOW/SLEET/RAIN
IS LIKELY ACROSS NORTH CENTRAL PA. HOWEVER...SFC TEMPS ABV
FREEZING ARE LIKELY TO PRECLUDE MUCH IF ANY ACCUM DURING THE
DAYLIGHT HRS OF TUES. AS SECONDARY LOW TRACKS ACROSS SE PA TUES
NIGHT...ENOUGH COOLING IS POSSIBLE TO RESULT IN ACCUMULATING SNOW
ACROSS THE NORTHERN MTNS. GIVEN THE VARIATION OF QPF VALUES AND
THAT WE ARE NEAR THE ZERO DEGREE LINE AT 850 MB...WITH AN ISOTHERMAL
PROFILE...HELD OFF ON ANY WATCHES FOR THE REST OF THE AREA NOW.

&&

.LONG TERM /WEDNESDAY THROUGH MONDAY/...
THE BULK OF THE PRECIP SHOULD BE OVER BY 12Z WED...AS SERLY LL
JET AND PLUME OF ANOMALOUS PWATS LIFTS NORTH OF PA.

THE NAM SHOWED ANOTHER JET MAX FOR WED NIGHT...WITH ABOUT .30
INCHES OF QPF...BUT OTHER MODELS ARE SHOWING LITTLE DYNAMIC
SUPPORT...THUS HELD OFF ON THIS FOR NOW.

HOWEVER...UNSETTLED/COOL WX SEEMS LIKELY THRU THE END OF WEEK
WITH MED RANGE MDL DATA ALL KEEPING UPPER LOW IN THE VICINITY OF
PA. ALTHOUGH AIR MASS DOESN/T LOOK INITIALLY COLD ENOUGH FOR LAKE
EFFECT...A DEEP...MOIST NWRLY FLOW SHOULD YIELD PERSISTENT UPSLOPE
SNOW SHOWERS ACROSS THE W MTNS THROUGH FRI.

UPSLOPE SNOWS ACROSS THE W MTNS SHOULD TAPER OFF TOWARD NEXT
WEEKEND...WHEN GEFS AND EC ENS DATA SHOW UPPER LOW LIFTING OUT.
HOWEVER...ANOTHER SHORTWAVE DIVING INTO THE GRT LKS WILL REINFORCE
THE TROF OVR THE NORTHEAST CONUS AND DRAW COLDER AIR INTO PA. BY
SUNDAY...ECMWF ENSEMBLE MEAN 8H TEMPS FALL TO ARND -12C.
SOME IMPROVEMENT BY LATE MONDAY.

&&

.AVIATION /00Z TUESDAY THROUGH SATURDAY/...
RIDGE OF HIGH PRESSURE OVER AIRFIELDS THROUGH THIS EVENING.
VFR CONDS WILL PREVAIL THROUGH TONIGHT. LIGHT NW TO N FLOW TODAY
WILL GRADUALLY TURN TO THE EAST TONIGHT AS VFR CONDITIONS PERSIST.

A STORM SYSTEM OVER THE PLAINS WILL TRACK NORTHEAST TOWARD
PENNSYLVANIA ON TUESDAY...BRINGING WIDESPREAD RESTRICTIONS AND
A LIKELY MIX OF WINTRY PRECIPITATION TO CENTRAL PENNSYLVANIA...LASTING
INTO WEDNESDAY.

EXPECT THE ONSET OF MVFR AND LOWER CIGS AND VSBYS DUE TO
PRECIPITATION TO BEGIN AS EARLY AS 16X IN JST...TO 22Z IN IPT.
EXPECT MIXED PRECIPITATION AT MOST LOCATIONS EXPECT MDT AND
LNS...WHERE PRECIP SHOULD REMAIN RAIN.

A STRONG JET WILL BE ASSOCIATED WITH THIS SYSTEM...SO THERE WILL
WIND SHEAR OUT OF THE SOUTHEAST AT 40KTS AROUND 22Z...WITH IT
INCREASING POSSIBLY TO UPWARDS OF 60KTS AT 2KFT AT JST BY 00Z
WEDNESDAY.

OUTLOOK...
TUE...DETERIORATING CONDITIONS FROM SW TO NE IN WINTRY PRECIP. VFR
EARLY...THEN TRANSITION THROUGH MVFR TO IFR.

WED...CONTINUED MIXED PRECIPITATION...WIDESPREAD MVFR TO IFR.

THU-SAT...CONTINUING RAIN AND SNOW SHOWERS...REDUCED CIGS AND VSBYS
MAINLY WEST AND CENTRAL.

&&

.CTP WATCHES/WARNINGS/ADVISORIES...
WINTER STORM WATCH FROM TUESDAY AFTERNOON THROUGH WEDNESDAY
AFTERNOON FOR PAZ005-006-011-012-037-041-042.
WINTER WEATHER ADVISORY FROM 1 PM TUESDAY TO 7 AM EST
WEDNESDAY FOR PAZ004-010-017>019-045-046.
WINTER WEATHER ADVISORY FROM 10 AM TUESDAY TO 1 AM EST
WEDNESDAY FOR PAZ024-025-034.
WINTER STORM WARNING FROM 7 AM TUESDAY TO 1 AM EST WEDNESDAY
FOR PAZ033.

&&

SYNOPSIS...FITZGERALD/MARTIN
NEAR TERM...DEVOIR/FITZGERALD
SHORT TERM...FITZGERALD/MARTIN
LONG TERM...FITZGERALD/MARTIN
AVIATION...DEVOIR/CERU
Hazardous weather outlook, Feb 25, 1:05 PM EST, 6 hours 57 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE STATE COLLEGE PA
105 PM EST MON FEB 25 2013

PAZ004>006-010>012-017-018-037-041-042-261815-
WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD-
NORTHERN CENTRE-TIOGA-NORTHERN LYCOMING-SULLIVAN-
105 PM EST MON FEB 25 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

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

A STORM SYSTEM TRACKING INTO PENNSYLVANIA FROM THE OHIO VALLEY
WILL SPREAD A MIX OF SNOW...SLEET AND RAIN ACROSS THE AREA TUESDAY
AFTERNOON AND NIGHT. DEPENDING ON THE EXACT TRACK OF THE
STORM...THERE IS THE POTENTIAL FOR SEVERAL INCHES THE WET SNOW
LATE TUESDAY AND TUESDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

PAZ019-025>028-034>036-045-046-049>053-056>059-063>066-261815-
SOUTHERN CENTRE-BLAIR-HUNTINGDON-MIFFLIN-JUNIATA-BEDFORD-FULTON-
FRANKLIN-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR-
NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL-LEBANON-CUMBERLAND-
ADAMS-YORK-LANCASTER-
105 PM EST MON FEB 25 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

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

A STORM SYSTEM TRACKING INTO PENNSYLVANIA FROM THE OHIO VALLEY
WILL SPREAD A MIX OF SNOW...SLEET AND RAIN ACROSS THE AREA TUESDAY
AFTERNOON AND NIGHT. DEPENDING ON THE EXACT TRACK OF THE
STORM...THERE IS THE POTENTIAL FOR A FEW INCHES OF WET SNOW OR
SLEET TUESDAY AFTERNOON AND TUESDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

PAZ033-261815-
SOMERSET-
105 PM EST MON FEB 25 2013

...WINTER STORM WATCH IN EFFECT FROM TUESDAY MORNING THROUGH LATE
TUESDAY NIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

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

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO
WEATHER.GOV/STATECOLLEGE ON THE INTERNET FOR MORE
INFORMATION ABOUT THE FOLLOWING HAZARDS.

   WINTER STORM WATCH.

A STORM SYSTEM TRACKING INTO PENNSYLVANIA FROM THE OHIO VALLEY
WILL SPREAD A MIX OF RAIN...SLEET AND FREEZING RAIN ACROSS THE
AREA TUESDAY. THERE IS THE POSSIBILITY FOR A SIGNIFICANT
ACCUMULATION OF ICE TUESDAY...MAINLY ALONG THE HIGHEST RIDGE TOPS.
IN ADDITION...GUSTY WINDS WILL BUFFET THE AREA TUESDAY
AFTERNOON...POTENTIALLY GUSTING OVER 40 MPH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

PAZ024-261815-
CAMBRIA-
105 PM EST MON FEB 25 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

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

A STORM SYSTEM TRACKING INTO PENNSYLVANIA FROM THE OHIO VALLEY
WILL SPREAD A MIX OF RAIN...SLEET AND FREEZING RAIN ACROSS THE
AREA TUESDAY. THERE IS THE POSSIBILITY FOR A SIGNIFICANT
ACCUMULATION OF ICE TUESDAY...MAINLY ALONG THE HIGHEST RIDGE TOPS.
IN ADDITION...GUSTY WINDS WILL BUFFET THE AREA TUESDAY
AFTERNOON...GUSTING OVER 30 MPH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

DEVOIR

The office that day

Everything else NWS State College, PA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 25, 8:02 PM ESTWinter Storm WatchCTPCameron, Clinton, Lycoming, McKean, Potter, Sullivan and 1 more15 hr
Feb 25, 8:02 PM ESTWinter Weather AdvisoryCTPBedford, Blair, Cambria, Cameron, Centre, Clearfield and 9 more41 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.