Alert archive / Pennsylvania / Winter Storm Watches in 2012
Winter Storm Watch 4, NWS State College, PA
NWS State College, PA issued this winter storm watch at Dec 24, 2012, 4:00 PM EST for 25 counties in Pennsylvania. It took effect at Dec 26, 2012, 3:00 AM EST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Dec 24, 2012, 4:00 PM EST (21:00 UTC)
- In effect from
- Dec 26, 2012, 3:00 AM EST
- Expired
- Dec 25, 2012, 2:09 PM EST
- In force
- Issued by
- NWS State College, PA
All 25 counties
Bedford County, PA, Blair County, PA, Cambria County, PA, Cameron County, PA, Centre County, PA, Clearfield County, PA, Clinton County, PA, Columbia County, PA, Elk County, PA, Fulton County, PA, Huntingdon County, PA, Juniata County, PA, Lycoming County, PA, McKean County, PA, Mifflin County, PA, Montour County, PA, Northumberland County, PA, Potter County, PA, Schuylkill County, PA, Snyder County, PA, Somerset County, PA, Sullivan County, PA, Tioga County, PA, Union County, PA, Warren County, PA
The radar
The State College radar (KCCX), 23 km from the middle of the area, began a volume at 21:02 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 12:00Z, 9.0 hours before the alert went out and 209 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
- 1057 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 119 m²/s²
- 0-3 km storm-relative helicity
- 145 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
622 WWUS41 KCTP 242100 WSWCTP URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE STATE COLLEGE PA 400 PM EST MON DEC 24 2012 ...A LIGHT SNOWFALL ALONG WITH SOME FREEZING RAIN WILL OCCUR ACROSS THE REGION CHRISTMAS EVE... ...A STRONG WINTER STORM WILL BRING THE POTENTIAL FOR HEAVY SNOW AND OR SIGNIFICANT ACCUMULATIONS OF ICE WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING... .WEAK LOW PRESSURE OVER THE OHIO VALLEY IS SPREADING A MIX OF WINTRY PRECIPITATION INTO CENTRAL PENNSYLVANIA THIS AFTERNOON AND EVENING. WHILE MOST OF THE PRECIPITATION WILL BE SNOW...THERE WILL BE SOME FREEZING RAIN THIS EVENING IN THE LAUREL MOUNTAINS AND PATCHY FREEZING DRIZZLE OVER MUCH OF THE REGION FROM LATER THIS EVENING THROUGH THE NIGHT. HOLIDAY TRAVELERS SHOULD BE PREPARED FOR POTENTIALLY SLIPPERY TRAVEL. A MORE SIGNIFICANT WINTER STORM WILL IMPACT THE REGION WEDNESDAY THROUGH THURSDAY MORNING. THE THREAT OF HEAVY SNOW AND AREAS OF SIGNIFICANT ICING HAS PROMPTED THE ISSUANCE OF A WINTER STORM WATCH COVERING ALL BUT THE LOWER SUSQUEHANNA RIVER VALLEY OF CENTRAL PENNSYLVANIA AT THIS TIME...AND IS VALID WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING. PAZ024-025-033>035-251100- /O.NEW.KCTP.WS.A.0004.121226T1400Z-121227T1200Z/ /O.CON.KCTP.WW.Y.0019.000000T0000Z-121225T1100Z/ CAMBRIA-BLAIR-SOMERSET-BEDFORD-FULTON- INCLUDING THE CITIES OF...JOHNSTOWN...ALTOONA...SOMERSET... BEDFORD...MCCONNELLSBURG 400 PM EST MON DEC 24 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST TUESDAY... ...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING. * LOCATIONS...THE LAUREL MOUNTAINS. * HAZARD TYPES...A WINTRY MIX OF PRECIPITATION TONIGHT THROUGH TUESDAY MORNING. POTENTIAL FOR HEAVY SNOW AND OR MIXED PRECIPITATION DEVELOPING WEDNESDAY AND CONTINUING INTO THURSDAY. * ACCUMULATIONS...1 TO 2 INCHES OF SNOW OR SLEET...ALONG WITH A THIN LAYER OF ICE...TONIGHT INTO TUESDAY MORNING. POSSIBLE WIDESPREAD SNOW ACCUMULATION WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING OF 6 INCHES OR MORE...AND OR SIGNIFICANT ICE ACCUMULATION POSSIBLE. * TIMING...SNOW WILL TRANSITION TO A WINTRY MIX BEFORE TAPERING OFF TO FREEZING DRIZZLE EARLY TONIGHT. THE FREEZING DRIZZLE MAY LAST UNTIL SUNRISE CHRISTMAS MORNING. A MORE SIGNIFICANT WINTER STORM WILL BRING THE POTENTIAL FOR HEAVY SNOW AND OR MIXED PRECIPITATION BEGINNING WEDNESDAY MORNING AND CONTINUING INTO THURSDAY MORNING. * IMPACTS...SNOW COVERED ROADS CREATING SLIPPERY TRAVEL... ESPECIALLY ON UNTREATED AND SECONDARY ROADS. ICY SIDEWALKS AND OBJECTS. * 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. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. 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 USING THE HASHTAG C...T...P...W...X. && $$ PAZ017>019-026>028-045-046-049>053-058-251100- /O.NEW.KCTP.WS.A.0004.121226T1400Z-121227T1200Z/ /O.CON.KCTP.WW.Y.0019.121224T2300Z-121225T1100Z/ CLEARFIELD-NORTHERN CENTRE-SOUTHERN CENTRE-HUNTINGDON-MIFFLIN- JUNIATA-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR- NORTHUMBERLAND-COLUMBIA-SCHUYLKILL- INCLUDING THE CITIES OF...DUBOIS...CLEARFIELD...PHILIPSBURG... STATE COLLEGE...HUNTINGDON...MOUNT UNION...LEWISTOWN... MIFFLINTOWN...LOCK HAVEN...WILLIAMSPORT...LEWISBURG... SELINSGROVE...DANVILLE...SUNBURY...SHAMOKIN...BLOOMSBURG... BERWICK...POTTSVILLE 400 PM EST MON DEC 24 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST TUESDAY... ...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING. * LOCATIONS...THE CENTRAL MOUNTAINS. * HAZARD TYPES...A WINTRY MIX OF PRECIPITATION TONIGHT. POTENTIAL FOR HEAVY SNOW AND OR MIXED PRECIPITATION DEVELOPING WEDNESDAY AND CONTINUING INTO THURSDAY. * ACCUMULATIONS...1 TO 2 INCHES OF SNOW AND A THIN GLAZE OF ICE TONIGHT. POSSIBLE WIDESPREAD SNOW ACCUMULATION WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING OF 6 INCHES OR MORE...AND OR SIGNIFICANT ICE ACCUMULATION POSSIBLE. * TIMING...SNOW WILL BEGIN LATE THIS AFTERNOON AND CONTINUE THROUGH THE EVENING BEFORE CHANGING TO FREEZING DRIZZLE LATER TONIGHT. A MORE SIGNIFICANT WINTER STORM WILL BRING THE POTENTIAL FOR HEAVY SNOW AND OR MIXED PRECIPITATION BEGINNING WEDNESDAY AFTERNOON AND CONTINUING INTO THURSDAY MORNING. * IMPACTS...SNOW COVERED ROADS CREATING SLIPPERY TRAVEL... ESPECIALLY ON UNTREATED AND SECONDARY ROADS. ICY SIDEWALKS AND OBJECTS. * 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. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. 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 USING THE HASHTAG C...T...P...W...X. && $$ PAZ004>006-010>012-037-041-042-251100- /O.NEW.KCTP.WS.A.0004.121226T1400Z-121227T1200Z/ WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-TIOGA- NORTHERN LYCOMING-SULLIVAN- INCLUDING THE CITIES OF...WARREN...BRADFORD...COUDERSPORT... ST. MARYS...RIDGWAY...EMPORIUM...RENOVO...MANSFIELD...WELLSBORO... LAPORTE 400 PM EST MON DEC 24 2012 ...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING. * LOCATIONS...NORTHERN PORTIONS OF CENTRAL PENNSYLVANIA. * HAZARD TYPES...HEAVY SNOW...BLOWING AND DRIFTING SNOW. * ACCUMULATIONS...WIDESPREAD ACCUMULATIONS OF 6 INCHES OR MORE ARE POSSIBLE. * TIMING...SNOW WILL DEVELOP BY MIDDAY WEDNESDAY AND BECOME HEAVY AT TIMES WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING. * IMPACTS...SNOW COVERED AND SLIPPERY ROADS...POOR VISIBILITY FROM BLOWING AND DRIFTING SNOW. * WINDS...NORTHEAST 10 TO 20 MPH. * TEMPERATURES...UPPER 20S TO 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. && $$ DEVOIR/RADZANOWSKI/DANGELO/TYBURSKI
5 follow-up statements
472 WWUS41 KCTP 242139 WSWCTP URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE STATE COLLEGE PA 439 PM EST MON DEC 24 2012 ...A LIGHT SNOWFALL ALONG WITH SOME FREEZING RAIN WILL OCCUR ACROSS THE REGION CHRISTMAS EVE... ...A STRONG WINTER STORM WILL BRING THE POTENTIAL FOR HEAVY SNOW AND OR SIGNIFICANT ACCUMULATIONS OF ICE WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING... .WEAK LOW PRESSURE OVER THE OHIO VALLEY IS SPREADING A MIX OF WINTRY PRECIPITATION INTO CENTRAL PENNSYLVANIA THIS AFTERNOON AND EVENING. WHILE MOST OF THE PRECIPITATION WILL BE SNOW...THERE WILL BE SOME FREEZING RAIN THIS EVENING IN THE LAUREL MOUNTAINS AND PATCHY FREEZING DRIZZLE OVER MUCH OF THE REGION FROM LATER THIS EVENING THROUGH THE NIGHT. HOLIDAY TRAVELERS SHOULD BE PREPARED FOR POTENTIALLY SLIPPERY TRAVEL. A MORE SIGNIFICANT WINTER STORM WILL IMPACT THE REGION WEDNESDAY THROUGH THURSDAY MORNING. THE THREAT OF HEAVY SNOW AND AREAS OF SIGNIFICANT ICING HAS PROMPTED THE ISSUANCE OF A WINTER STORM WATCH COVERING ALL BUT THE LOWER SUSQUEHANNA RIVER VALLEY OF CENTRAL PENNSYLVANIA AT THIS TIME...AND IS VALID WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING. PAZ036-056-057-059-063>066-250800- /O.EXB.KCTP.WW.Y.0019.000000T0000Z-121225T0800Z/ FRANKLIN-PERRY-DAUPHIN-LEBANON-CUMBERLAND-ADAMS-YORK-LANCASTER- INCLUDING THE CITIES OF...CHAMBERSBURG...NEWPORT...HARRISBURG... HERSHEY...LEBANON...CARLISLE...GETTYSBURG...YORK...LANCASTER 439 PM EST MON DEC 24 2012 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 AM EST TUESDAY... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND MIXED PRECIPITATION...WHICH IS IN EFFECT UNTIL 3 AM EST TUESDAY. * LOCATIONS...LOWER SUSQUEHANNA RIVER VALLEY. * HAZARD TYPES...SNOW...MIXING WITH SLEET AND FREEZING RAIN. * ACCUMULATIONS...1 TO 2 INCHES OF SNOW...ALONG WITH A LIGHT GLAZE OF ICE POSSIBLE. * TIMING...SNOW MIXING WITH SLEET AND FREEZING RAIN THIS EVENING BEFORE TAPERING OFF TO FLURRIES OR SNOW SHOWERS LATE TONIGHT. * IMPACTS...UNTREATED ROADS WILL BE SNOW COVERED AND SLIPPERY * VISIBILITIES...AS LOW AS ONE QUARTER MILE IN SNOW THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET... OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. 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 USING THE HASHTAG C...T...P...W...X. && $$ PAZ024-025-033>035-251100- /O.EXT.KCTP.WS.A.0004.121226T0800Z-121227T1200Z/ /O.CON.KCTP.WW.Y.0019.000000T0000Z-121225T1100Z/ CAMBRIA-BLAIR-SOMERSET-BEDFORD-FULTON- INCLUDING THE CITIES OF...JOHNSTOWN...ALTOONA...SOMERSET... BEDFORD...MCCONNELLSBURG 439 PM EST MON DEC 24 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST TUESDAY... ...WINTER STORM WATCH NOW IN EFFECT FROM LATE TUESDAY NIGHT THROUGH THURSDAY MORNING... * LOCATIONS...THE LAUREL MOUNTAINS. * HAZARD TYPES...A WINTRY MIX OF PRECIPITATION TONIGHT THROUGH TUESDAY MORNING. POTENTIAL FOR HEAVY SNOW AND OR MIXED PRECIPITATION DEVELOPING WEDNESDAY AND CONTINUING INTO THURSDAY. * ACCUMULATIONS...1 TO 2 INCHES OF SNOW OR SLEET...ALONG WITH A THIN LAYER OF ICE...TONIGHT INTO TUESDAY MORNING. POSSIBLE WIDESPREAD SNOW ACCUMULATION WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING OF 6 INCHES OR MORE...AND OR SIGNIFICANT ICE ACCUMULATION POSSIBLE. * TIMING...SNOW WILL TRANSITION TO A WINTRY MIX BEFORE TAPERING OFF TO FREEZING DRIZZLE EARLY TONIGHT. THE FREEZING DRIZZLE MAY LAST UNTIL SUNRISE CHRISTMAS MORNING. A MORE SIGNIFICANT WINTER STORM WILL BRING THE POTENTIAL FOR HEAVY SNOW AND OR MIXED PRECIPITATION BEGINNING WEDNESDAY MORNING AND CONTINUING INTO THURSDAY MORNING. * IMPACTS...SNOW COVERED ROADS CREATING SLIPPERY TRAVEL... ESPECIALLY ON UNTREATED AND SECONDARY ROADS. ICY SIDEWALKS AND OBJECTS. * 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. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET... OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. 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 USING THE HASHTAG C...T...P...W...X. && $$ PAZ017>019-026>028-045-046-049>053-058-251100- /O.CON.KCTP.WW.Y.0019.121224T2300Z-121225T1100Z/ /O.CON.KCTP.WS.A.0004.121226T1400Z-121227T1200Z/ CLEARFIELD-NORTHERN CENTRE-SOUTHERN CENTRE-HUNTINGDON-MIFFLIN- JUNIATA-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR- NORTHUMBERLAND-COLUMBIA-SCHUYLKILL- INCLUDING THE CITIES OF...DUBOIS...CLEARFIELD...PHILIPSBURG... STATE COLLEGE...HUNTINGDON...MOUNT UNION...LEWISTOWN... MIFFLINTOWN...LOCK HAVEN...WILLIAMSPORT...LEWISBURG... SELINSGROVE...DANVILLE...SUNBURY...SHAMOKIN...BLOOMSBURG... BERWICK...POTTSVILLE 439 PM EST MON DEC 24 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST TUESDAY... ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... * LOCATIONS...THE CENTRAL MOUNTAINS. * HAZARD TYPES...A WINTRY MIX OF PRECIPITATION TONIGHT. POTENTIAL FOR HEAVY SNOW AND OR MIXED PRECIPITATION DEVELOPING WEDNESDAY AND CONTINUING INTO THURSDAY. * ACCUMULATIONS...1 TO 2 INCHES OF SNOW AND A THIN GLAZE OF ICE TONIGHT. POSSIBLE WIDESPREAD SNOW ACCUMULATION WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING OF 6 INCHES OR MORE...AND OR SIGNIFICANT ICE ACCUMULATION POSSIBLE. * TIMING...SNOW WILL BEGIN LATE THIS AFTERNOON AND CONTINUE THROUGH THE EVENING BEFORE CHANGING TO FREEZING DRIZZLE LATER TONIGHT. A MORE SIGNIFICANT WINTER STORM WILL BRING THE POTENTIAL FOR HEAVY SNOW AND OR MIXED PRECIPITATION BEGINNING WEDNESDAY AFTERNOON AND CONTINUING INTO THURSDAY MORNING. * IMPACTS...SNOW COVERED ROADS CREATING SLIPPERY TRAVEL... ESPECIALLY ON UNTREATED AND SECONDARY ROADS. ICY SIDEWALKS AND OBJECTS. * 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. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET... OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. 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 USING THE HASHTAG C...T...P...W...X. && $$ PAZ004>006-010>012-037-041-042-251100- /O.CON.KCTP.WS.A.0004.121226T1400Z-121227T1200Z/ WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-TIOGA- NORTHERN LYCOMING-SULLIVAN- INCLUDING THE CITIES OF...WARREN...BRADFORD...COUDERSPORT... ST. MARYS...RIDGWAY...EMPORIUM...RENOVO...MANSFIELD...WELLSBORO... LAPORTE 439 PM EST MON DEC 24 2012 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... * LOCATIONS...NORTHERN PORTIONS OF CENTRAL PENNSYLVANIA. * HAZARD TYPES...HEAVY SNOW...BLOWING AND DRIFTING SNOW. * ACCUMULATIONS...WIDESPREAD ACCUMULATIONS OF 6 INCHES OR MORE ARE POSSIBLE. * TIMING...SNOW WILL DEVELOP BY MIDDAY WEDNESDAY AND BECOME HEAVY AT TIMES WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING. * IMPACTS...SNOW COVERED AND SLIPPERY ROADS...POOR VISIBILITY FROM BLOWING AND DRIFTING SNOW. * WINDS...NORTHEAST 10 TO 20 MPH. * TEMPERATURES...UPPER 20S TO 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. && $$ DEVOIR
787 WWUS41 KCTP 250159 WSWCTP URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE STATE COLLEGE PA 859 PM EST MON DEC 24 2012 ...RESIDUAL POCKETS OF FREEZING DRIZZLE OR LIGHT FREEZING RAIN EXPECTED OVERNIGHT... ...A STRONG WINTER STORM WILL BRING THE POTENTIAL FOR HEAVY SNOW AND OR SIGNIFICANT ACCUMULATIONS OF ICE WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING... .LIGHT SNOW ACCUMULATED 1 TO 4 INCHES ACROSS THE ADVISORY AREA THIS AFTERNOON AND EVENING. WHILE THE ACCUMULATING SNOW HAS ENDED... SCATTERED SNOW SHOWERS AND POCKETS OF FREEZING DRIZZLE AND FREEZING RAIN WILL BE SCATTERED ACROSS THE ADVISORY AREA FOR MUCH OF THE OVERNIGHT. A MORE SIGNIFICANT WINTER STORM WILL IMPACT THE REGION WEDNESDAY THROUGH THURSDAY MORNING. THE THREAT OF HEAVY SNOW AND AREAS OF SIGNIFICANT ICING HAS PROMPTED THE ISSUANCE OF A WINTER STORM WATCH COVERING ALL BUT THE LOWER SUSQUEHANNA RIVER VALLEY OF CENTRAL PENNSYLVANIA AT THIS TIME...AND IS VALID WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING. PAZ024-025-033>035-250800- /O.CON.KCTP.WW.Y.0019.000000T0000Z-121225T1100Z/ /O.CON.KCTP.WS.A.0004.121226T0800Z-121227T1200Z/ CAMBRIA-BLAIR-SOMERSET-BEDFORD-FULTON- INCLUDING THE CITIES OF...JOHNSTOWN...ALTOONA...SOMERSET... BEDFORD...MCCONNELLSBURG 859 PM EST MON DEC 24 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST TUESDAY... ...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH THURSDAY MORNING... * LOCATIONS...THE LAUREL MOUNTAINS. * HAZARD TYPES...SCATTERED SNOW SHOWERS AND POCKETS OF FREEZING DRIZZLE AND FREEZING RAIN. POTENTIAL FOR HEAVY SNOW AND OR MIXED PRECIPITATION DEVELOPING WEDNESDAY AND CONTINUING INTO THURSDAY. * ACCUMULATIONS...A LIGHT GLAZE OF ICE IS POSSIBLE OVERNIGHT. WIDESPREAD SNOW ACCUMULATION OF 6 INCHES OR MORE ARE POSSIBLE WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING...ALONG WITH THE POTENTIAL FOR SIGNIFICANT ICE ACCUMULATION. * TIMING...WINTRY MIX EXPECTED THROUGH THE OVERNIGHT. POCKETS OF FREEZING DRIZZLE MAY LAST UNTIL SUNRISE CHRISTMAS MORNING. A MORE SIGNIFICANT WINTER STORM WILL BRING THE POTENTIAL FOR HEAVY SNOW AND OR MIXED PRECIPITATION BEGINNING WEDNESDAY MORNING AND CONTINUING INTO THURSDAY MORNING. * IMPACTS...SLIPPERY AND SNOW COVERED ROADS OVERNIGHT...ICY WALKWAYS IF UNTREATED. * 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. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET... OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. 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 USING THE HASHTAG C...T...P...W...X. && $$ PAZ017>019-026>028-045-046-049>053-058-250800- /O.CON.KCTP.WW.Y.0019.000000T0000Z-121225T1100Z/ /O.CON.KCTP.WS.A.0004.121226T1400Z-121227T1200Z/ CLEARFIELD-NORTHERN CENTRE-SOUTHERN CENTRE-HUNTINGDON-MIFFLIN- JUNIATA-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR- NORTHUMBERLAND-COLUMBIA-SCHUYLKILL- INCLUDING THE CITIES OF...DUBOIS...CLEARFIELD...PHILIPSBURG... STATE COLLEGE...HUNTINGDON...MOUNT UNION...LEWISTOWN... MIFFLINTOWN...LOCK HAVEN...WILLIAMSPORT...LEWISBURG... SELINSGROVE...DANVILLE...SUNBURY...SHAMOKIN...BLOOMSBURG... BERWICK...POTTSVILLE 859 PM EST MON DEC 24 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST TUESDAY... ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... * LOCATIONS...THE CENTRAL MOUNTAINS. * HAZARD TYPES...SCATTERED SNOW SHOWERS AND POCKETS OF FREEZING DRIZZLE AND FREEZING RAIN. POTENTIAL FOR HEAVY SNOW AND OR MIXED PRECIPITATION DEVELOPING WEDNESDAY AND CONTINUING INTO THURSDAY. * ACCUMULATIONS...A LIGHT GLAZE OF ICE IS POSSIBLE OVERNIGHT. WIDESPREAD SNOW ACCUMULATION OF 6 INCHES OR MORE ARE POSSIBLE WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING...ALONG WITH THE POTENTIAL FOR SIGNIFICANT ICE ACCUMULATION. * TIMING...WINTRY MIX EXPECTED THROUGH THE OVERNIGHT. POCKETS OF FREEZING DRIZZLE MAY LAST UNTIL SUNRISE CHRISTMAS MORNING. A MORE SIGNIFICANT WINTER STORM WILL BRING THE POTENTIAL FOR HEAVY SNOW AND OR MIXED PRECIPITATION BEGINNING WEDNESDAY AFTERNOON AND CONTINUING INTO THURSDAY MORNING. * IMPACTS...SLIPPERY AND SNOW COVERED ROADS OVERNIGHT...ICY WALKWAYS IF UNTREATED. SNOW COVERED ROADS CREATING SLIPPERY TRAVEL WEDNESDAY THROUGH THURSDAY MORNING. * 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. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET... OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. 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 USING THE HASHTAG C...T...P...W...X. && $$ PAZ036-056-057-059-063>066-250800- /O.CON.KCTP.WW.Y.0019.000000T0000Z-121225T0800Z/ FRANKLIN-PERRY-DAUPHIN-LEBANON-CUMBERLAND-ADAMS-YORK-LANCASTER- INCLUDING THE CITIES OF...CHAMBERSBURG...NEWPORT...HARRISBURG... HERSHEY...LEBANON...CARLISLE...GETTYSBURG...YORK...LANCASTER 859 PM EST MON DEC 24 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 AM EST TUESDAY... * LOCATIONS...LOWER SUSQUEHANNA RIVER VALLEY. * HAZARD TYPES...SCATTERED SNOW SHOWERS AND POCKETS OF FREEZING DRIZZLE AND FREEZING RAIN. * ACCUMULATIONS...A LIGHT GLAZE OF ICE IS POSSIBLE OVERNIGHT. * TIMING...WINTRY MIX EXPECTED THROUGH THE OVERNIGHT. POCKETS OF FREEZING DRIZZLE MAY LAST UNTIL SUNRISE CHRISTMAS MORNING. * IMPACTS...SLIPPERY AND SNOW COVERED ROADS OVERNIGHT...ICY WALKWAYS IF UNTREATED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET... OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV... POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET USING THE HASHTAG C...T...P...W...X. && $$ PAZ004>006-010>012-037-041-042-250800- /O.CON.KCTP.WS.A.0004.121226T1400Z-121227T1200Z/ WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-TIOGA- NORTHERN LYCOMING-SULLIVAN- INCLUDING THE CITIES OF...WARREN...BRADFORD...COUDERSPORT... ST. MARYS...RIDGWAY...EMPORIUM...RENOVO...MANSFIELD...WELLSBORO... LAPORTE 859 PM EST MON DEC 24 2012 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... * LOCATIONS...NORTHERN PORTIONS OF CENTRAL PENNSYLVANIA. * HAZARD TYPES...HEAVY SNOW...BLOWING AND DRIFTING SNOW. * ACCUMULATIONS...WIDESPREAD ACCUMULATIONS OF 6 INCHES OR MORE ARE POSSIBLE. * TIMING...SNOW WILL DEVELOP BY MIDDAY WEDNESDAY AND BECOME HEAVY AT TIMES WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING. * IMPACTS...SNOW COVERED AND SLIPPERY ROADS...POOR VISIBILITY FROM BLOWING AND DRIFTING SNOW. * WINDS...NORTHEAST 10 TO 20 MPH. * TEMPERATURES...UPPER 20S TO 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. && $$ DEVOIR
417 WWUS41 KCTP 250558 WSWCTP URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE STATE COLLEGE PA 1258 AM EST TUE DEC 25 2012 PAZ036-056-057-059-063>066-251100- /O.EXT.KCTP.WW.Y.0019.000000T0000Z-121225T1100Z/ FRANKLIN-PERRY-DAUPHIN-LEBANON-CUMBERLAND-ADAMS-YORK-LANCASTER- INCLUDING THE CITIES OF...CHAMBERSBURG...NEWPORT...HARRISBURG... HERSHEY...LEBANON...CARLISLE...GETTYSBURG...YORK...LANCASTER 1258 AM EST TUE DEC 25 2012 ...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 AM EST EARLY THIS MORNING... * LOCATIONS...LOWER SUSQUEHANNA RIVER VALLEY. * HAZARD TYPES...FREEZING DRIZZLE. * ACCUMULATIONS...A LIGHT GLAZE OF ICE. * IMPACTS...DIFFICULT TRAVEL IN SOME AREAS. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS WINTER WEATHER ADVISORY MEANS THAT PERIODS OF FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV... POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET USING THE HASHTAG C...T...P...W...X. && $$ PAZ024-025-033>035-251400- /O.CON.KCTP.WW.Y.0019.000000T0000Z-121225T1100Z/ /O.CON.KCTP.WS.A.0004.121226T0800Z-121227T1200Z/ CAMBRIA-BLAIR-SOMERSET-BEDFORD-FULTON- INCLUDING THE CITIES OF...JOHNSTOWN...ALTOONA...SOMERSET... BEDFORD...MCCONNELLSBURG 1258 AM EST TUE DEC 25 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST EARLY THIS MORNING... ...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY MORNING... * LOCATIONS...THE LAUREL HIGHLANDS AND SOUTH-CENTRAL MOUNTAINS. * HAZARD TYPES...FREEZING DRIZZLE EARLY THIS MORNING. SNOW AND ICE WEDNESDAY INTO THURSDAY. * ACCUMULATIONS...A LIGHT GLAZE OF ICE EARLY THIS MORNING. POTENTIAL FOR 6 INCHES OR MORE OF SNOW AND SIGNIFICANT ICE ACCUMULATION WEDNESDAY INTO THURSDAY. * IMPACTS...DIFFICULT TRAVEL IN SOME AREAS EARLY THIS MORNING. MORE SIGNIFICANT IMPACTS TO TRAVEL ARE POSSIBLE WEDNESDAY INTO THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS WINTER WEATHER ADVISORY MEANS THAT PERIODS OF FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET... OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. 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 USING THE HASHTAG C...T...P...W...X. && $$ PAZ017>019-026>028-045-046-049>053-058-251400- /O.CON.KCTP.WW.Y.0019.000000T0000Z-121225T1100Z/ /O.CON.KCTP.WS.A.0004.121226T1400Z-121227T1200Z/ CLEARFIELD-NORTHERN CENTRE-SOUTHERN CENTRE-HUNTINGDON-MIFFLIN- JUNIATA-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR- NORTHUMBERLAND-COLUMBIA-SCHUYLKILL- INCLUDING THE CITIES OF...DUBOIS...CLEARFIELD...PHILIPSBURG... STATE COLLEGE...HUNTINGDON...MOUNT UNION...LEWISTOWN... MIFFLINTOWN...LOCK HAVEN...WILLIAMSPORT...LEWISBURG... SELINSGROVE...DANVILLE...SUNBURY...SHAMOKIN...BLOOMSBURG... BERWICK...POTTSVILLE 1258 AM EST TUE DEC 25 2012 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST EARLY THIS MORNING... ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... * LOCATIONS...THE CENTRAL MOUNTAINS. * HAZARD TYPES...FREEZING DRIZZLE EARLY THIS MORNING. SNOW AND ICE WEDNESDAY INTO THURSDAY. * ACCUMULATIONS...A LIGHT GLAZE OF ICE EARLY THIS MORNING. POTENTIAL FOR 6 INCHES OR MORE OF SNOW AND SIGNIFICANT ICE ACCUMULATION WEDNESDAY INTO THURSDAY. * IMPACTS...DIFFICULT TRAVEL IN SOME AREAS EARLY THIS MORNING. MORE SIGNIFICANT IMPACTS TO TRAVEL ARE POSSIBLE WEDNESDAY INTO THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS WINTER WEATHER ADVISORY MEANS THAT PERIODS OF FREEZING DRIZZLE WILL CAUSE TRAVEL DIFFICULTIES. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET... OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV... POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET USING THE HASHTAG C...T...P...W...X. && $$ PAZ004>006-010>012-037-041-042-251400- /O.CON.KCTP.WS.A.0004.121226T1400Z-121227T1200Z/ WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-TIOGA- NORTHERN LYCOMING-SULLIVAN- INCLUDING THE CITIES OF...WARREN...BRADFORD...COUDERSPORT... ST. MARYS...RIDGWAY...EMPORIUM...RENOVO...MANSFIELD...WELLSBORO... LAPORTE 1258 AM EST TUE DEC 25 2012 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... * LOCATIONS...NORTH-CENTRAL PENNSYLVANIA. * HAZARD TYPES...HEAVY SNOW...BLOWING AND DRIFTING SNOW. * ACCUMULATIONS...POTENTIAL FOR 6 INCHES OR MORE OF SNOW. * IMPACTS...SNOW-COVERED ROADS AND POOR VISIBILITY FROM BLOWING AND DRIFTING SNOW. 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. && $$ MS/JC
636 WWUS41 KCTP 250957 WSWCTP URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE STATE COLLEGE PA 457 AM EST TUE DEC 25 2012 PAZ024-025-033>035-252215- /O.CAN.KCTP.WW.Y.0019.000000T0000Z-121225T1100Z/ /O.CON.KCTP.WS.A.0004.121226T0800Z-121227T1200Z/ CAMBRIA-BLAIR-SOMERSET-BEDFORD-FULTON- INCLUDING THE CITIES OF...JOHNSTOWN...ALTOONA...SOMERSET... BEDFORD...MCCONNELLSBURG 457 AM EST TUE DEC 25 2012 ...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY MORNING... ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS CANCELLED THE WINTER WEATHER ADVISORY. * LOCATIONS...LAUREL HIGHLANDS AND SOUTH-CENTRAL MOUNTAINS. * HAZARD TYPES...SNOW AND ICE. * ACCUMULATIONS...POTENTIAL FOR 6 INCHES OR MORE OF SNOW AND LIGHT TO MODERATE ICE ACCUMULATION. * IMPACTS...SNOW AND ICE COVERED ROADS AND HAZARDOUS TRAVEL CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT...WEATHER.GOV/STATECOLLEGE. && $$ PAZ017>019-026>028-045-046-049>053-058-252215- /O.CAN.KCTP.WW.Y.0019.000000T0000Z-121225T1100Z/ /O.CON.KCTP.WS.A.0004.121226T1400Z-121227T1200Z/ CLEARFIELD-NORTHERN CENTRE-SOUTHERN CENTRE-HUNTINGDON-MIFFLIN- JUNIATA-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR- NORTHUMBERLAND-COLUMBIA-SCHUYLKILL- INCLUDING THE CITIES OF...DUBOIS...CLEARFIELD...PHILIPSBURG... STATE COLLEGE...HUNTINGDON...MOUNT UNION...LEWISTOWN... MIFFLINTOWN...LOCK HAVEN...WILLIAMSPORT...LEWISBURG... SELINSGROVE...DANVILLE...SUNBURY...SHAMOKIN...BLOOMSBURG... BERWICK...POTTSVILLE 457 AM EST TUE DEC 25 2012 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS CANCELLED THE WINTER WEATHER ADVISORY. * LOCATIONS...CENTRAL MOUNTAINS. * HAZARD TYPES...SNOW AND ICE. * ACCUMULATIONS...POTENTIAL FOR 6 INCHES OR MORE OF SNOW AND LIGHT ICE ACCUMULATION. * IMPACTS...SNOW AND ICE COVERED ROADS AND HAZARDOUS TRAVEL CONDITIONS. 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. && $$ PAZ036-056-057-059-063>066-251100- /O.CAN.KCTP.WW.Y.0019.000000T0000Z-121225T1100Z/ FRANKLIN-PERRY-DAUPHIN-LEBANON-CUMBERLAND-ADAMS-YORK-LANCASTER- INCLUDING THE CITIES OF...CHAMBERSBURG...NEWPORT...HARRISBURG... HERSHEY...LEBANON...CARLISLE...GETTYSBURG...YORK...LANCASTER 457 AM EST TUE DEC 25 2012 ...WINTER WEATHER ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS CANCELLED THE WINTER WEATHER ADVISORY. POCKETS OF FREEZING DRIZZLE AND AREAS OF DENSE FOG WILL LEAD TO SOME SLICK SPOTS AND LOW VISIBILITY EARLY THIS MORNING. USE CAUTION IF DRIVING AND CONSIDER ALLOWING EXTRA TIME TO REACH YOUR DESTINATION. $$ PAZ004>006-010>012-037-041-042-252215- /O.CON.KCTP.WS.A.0004.121226T1400Z-121227T1200Z/ WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-TIOGA- NORTHERN LYCOMING-SULLIVAN- INCLUDING THE CITIES OF...WARREN...BRADFORD...COUDERSPORT... ST. MARYS...RIDGWAY...EMPORIUM...RENOVO...MANSFIELD...WELLSBORO... LAPORTE 457 AM EST TUE DEC 25 2012 ...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING... * LOCATIONS...NORTH-CENTRAL MOUNTAINS. * HAZARD TYPES...HEAVY SNOW. * ACCUMULATIONS...POTENTIAL FOR 6 INCHES OR MORE OF SNOW. * IMPACTS...SNOW-COVERED ROADS AND HAZARDOUS TRAVEL CONDITIONS. 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. && $$ MS/JC
851 WWUS41 KCTP 251909 WSWCTP URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE STATE COLLEGE PA 209 PM EST TUE DEC 25 2012 PAZ024-025-033>035-260315- /O.UPG.KCTP.WS.A.0004.121226T0800Z-121227T1200Z/ /O.NEW.KCTP.WS.W.0006.121226T1200Z-121227T1200Z/ CAMBRIA-BLAIR-SOMERSET-BEDFORD-FULTON- INCLUDING THE CITIES OF...JOHNSTOWN...ALTOONA...SOMERSET... BEDFORD...MCCONNELLSBURG 209 PM EST TUE DEC 25 2012 ...WINTER STORM WARNING IN EFFECT FROM 7 AM WEDNESDAY TO 7 AM EST THURSDAY... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER STORM WARNING FOR A WINTRY MIX OF PRECIPITATION...WHICH IS IN EFFECT FROM 7 AM WEDNESDAY TO 7 AM EST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * LOCATIONS...THE LAUREL MOUNTAINS. * HAZARD TYPES...SNOW TURNING TO A MIX OF SLEET AND FREEZING RAIN. * ACCUMULATIONS...4 TO 8 INCHES OF SNOW AND SLEET. A COATING OF ICE FROM FREEZING RAIN IS ALSO POSSIBLE. * TIMING...HEAVY SNOW WILL SPREAD IN FROM THE SOUTH AROUND OR JUST AFTER DAYBREAK WEDNESDAY. THE SNOW WILL TURN TO A MIX OF SNOW AND SLEET DURING THE DAY BEFORE FREEZING RAIN ALSO BECOMES MIXED IN. THE PRECIPITATION WILL TAPER OFF TO SNOW SHOWERS LATE WEDNESDAY NIGHT. * IMPACTS...HAZARDOUS TRAVEL DUE TO SNOW AND ICE COVERED ROADS. ISOLATED POWER OUTAGES ARE POSSIBLE DUE TO ICE WHICH MAY BUILD UP ON POWER LINES OR TREES. * WINDS...LIGHT NORTH BECOMING NORTHEAST AT 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * TEMPERATURES...IN THE UPPER 20S AND LOWER 30S. * VISIBILITIES...LESS THAN A HALF OF A MILE AT TIMES IN HEAVY SNOW. 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 USING THE HASHTAG C...T...P...W...X. && $$ PAZ017>019-026>028-045-046-049>053-058-260315- /O.UPG.KCTP.WS.A.0004.121226T1400Z-121227T1200Z/ /O.NEW.KCTP.WS.W.0006.121226T1500Z-121227T1200Z/ CLEARFIELD-NORTHERN CENTRE-SOUTHERN CENTRE-HUNTINGDON-MIFFLIN- JUNIATA-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR- NORTHUMBERLAND-COLUMBIA-SCHUYLKILL- INCLUDING THE CITIES OF...DUBOIS...CLEARFIELD...PHILIPSBURG... STATE COLLEGE...HUNTINGDON...MOUNT UNION...LEWISTOWN... MIFFLINTOWN...LOCK HAVEN...WILLIAMSPORT...LEWISBURG... SELINSGROVE...DANVILLE...SUNBURY...SHAMOKIN...BLOOMSBURG... BERWICK...POTTSVILLE 209 PM EST TUE DEC 25 2012 ...WINTER STORM WARNING IN EFFECT FROM 10 AM WEDNESDAY TO 7 AM EST THURSDAY... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER STORM WARNING FOR A HEAVY MIX OF WINTRY PRECIPITATION...WHICH IS IN EFFECT FROM 10 AM WEDNESDAY TO 7 AM EST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * LOCATIONS...THE CENTRAL MOUNTAINS OF PENNSYLVANIA. * HAZARD TYPES...HEAVY SNOW TURNING TO A MIX OF SNOW AND SLEET. FREEZING RAIN MAY ALSO MIX IN. * ACCUMULATIONS...3 TO 6 INCHES OF SNOW FOLLOWED BY A HEAVY LAYER OF SLEET. A COATING OF ICE FROM FREEZING RAIN IS ALSO POSSIBLE. * TIMING...HEAVY SNOW WILL SPREAD IN FROM THE SOUTH DURING THE LATE MORNING AND AFTERNOON. THE SNOW WILL MIX WITH AND TURN TO SLEET. FREEZING RAIN MAY ALSO BECOME MIXED IN THE EVENING. THE MIXED PRECIPITATION WILL TAPER OFF TO SNOW SHOWERS LATE WEDNESDAY NIGHT. * IMPACTS...HAZARDOUS TRAVEL DUE TO ICE AND SNOW COVERED ROADS. ISOLATED POWER OUTAGES ARE POSSIBLE DUE TO ICE WHICH MAY BUILD UP ON POWER LINES OR TREES. * WINDS...EAST NORTHEAST WINDS OF 5 TO 10 MPH WEDNESDAY INCREASE TO 10 TO 15 MPH WITH GUSTS UP TO 25 MPH WEDNESDAY NIGHT. * TEMPERATURES...IN THE UPPER 20S AND LOWER 30S. * VISIBILITIES...LESS THAN A HALF OF A MILE AT TIMES IN HEAVY SNOW. 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 USING THE HASHTAG C...T...P...W...X. && $$ PAZ004>006-010>012-037-041-042-260315- /O.UPG.KCTP.WS.A.0004.121226T1400Z-121227T1200Z/ /O.NEW.KCTP.WS.W.0006.121226T1800Z-121227T1200Z/ WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-TIOGA- NORTHERN LYCOMING-SULLIVAN- INCLUDING THE CITIES OF...WARREN...BRADFORD...COUDERSPORT... ST. MARYS...RIDGWAY...EMPORIUM...RENOVO...MANSFIELD...WELLSBORO... LAPORTE 209 PM EST TUE DEC 25 2012 ...WINTER STORM WARNING IN EFFECT FROM 1 PM WEDNESDAY TO 7 AM EST THURSDAY... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 1 PM WEDNESDAY TO 7 AM EST THURSDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * LOCATIONS...THE NORTHERN MOUNTAINS OF PENNSYLVANIA. * HAZARD TYPES...HEAVY SNOW. * ACCUMULATIONS...10 TO 12 INCHES OF SNOW. * TIMING...SNOW WILL BEGIN DURING THE MID-DAY HOURS ON WEDNESDAY AND CONTINUE THROUGH MOST OF WEDNESDAY NIGHT. * IMPACTS...HAZARDOUS TRAVEL DUE TO SNOW COVERED ROADS. ISOLATED POWER OUTAGES ARE POSSIBLE DUE TO THE HEAVY SNOW WHICH MAY BUILD UP ON POWER LINES OR TREES. * WINDS...EAST NORTHEAST AT 5 TO 15 MPH WITH GUSTS UP TO 25 MPH. * TEMPERATURES...IN THE MID 20S. * VISIBILITIES...GENERALLY BELOW A MILE...BUT NEAR ZERO AT TIMES WEDNESDAY EVENING AND EARLY WEDNESDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS A SIGNIFICANT AMOUNT OF SNOW IS FORECAST THAT WILL MAKE TRAVEL DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...BLANKET AND A CELLULAR PHONE IN YOUR VEHICLE IN CASE OF AN EMERGENCY. STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT...WEATHER.GOV/STATECOLLEGE. REPORT SNOW ACCUMULATION TO THE NATIONAL WEATHER SERVICE STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV...POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET USING THE HASHTAG C...T...P...W...X. && $$ PAZ036-056-057-059-063-064-260315- /O.NEW.KCTP.WW.Y.0020.121226T1500Z-121227T1200Z/ FRANKLIN-PERRY-DAUPHIN-LEBANON-CUMBERLAND-ADAMS- INCLUDING THE CITIES OF...CHAMBERSBURG...NEWPORT...HARRISBURG... HERSHEY...LEBANON...CARLISLE...GETTYSBURG 209 PM EST TUE DEC 25 2012 ...WINTER WEATHER ADVISORY IN EFFECT FROM 10 AM WEDNESDAY TO 7 AM EST THURSDAY... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER WEATHER ADVISORY FOR A WINTRY MIX OF PRECIPITATION...WHICH IS IN EFFECT FROM 10 AM WEDNESDAY TO 7 AM EST THURSDAY. * LOCATIONS...MUCH OF THE LOWER SUSQUEHANNA VALLEY. * HAZARD TYPES...LIGHT SNOW TURNING TO SLEET AND FREEZING RAIN. * ACCUMULATIONS...1 TO 3 INCHES OF SNOW AND SLEET FOLLOWED BY A COATING OF ICE DUE TO FREEZING RAIN. * TIMING...SNOW WILL MOVE IN FROM THE SOUTHWEST DURING THE MID TO LATE MORNING HOURS ON WEDNESDAY. THE SNOW WILL GRADUALLY TURN TO A MIX OF SLEET AND FREEZING RAIN DURING THE EVENING...AND MAY TURN TO PLAIN RAIN EARLY WEDNESDAY NIGHT. THE HEAVIEST OF THE PRECIPITATION SHOULD BE OVER BY MIDNIGHT. * IMPACTS...HAZARDOUS TRAVEL DUE TO SNOW OR ICE COVERED ROADS. POWER OUTAGES ARE POSSIBLE DUE TO ICE WHICH MAY BUILD UP ON POWER LINES OR TREES. * WINDS...EAST TO NORTHEAST AT 10 TO 15 MPH WITH GUSTS UP TO 30 MPH POSSIBLE WEDNESDAY NIGHT. * TEMPERATURES...IN THE LOWER 30S. * VISIBILITIES...LESS THAN A HALF OF A MILE AT TIMES. 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 USING THE HASHTAG C...T...P...W...X. && $$ DANGELO
What forecasters said that day
The local office's own words before this winter storm watch 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 watch went out at Dec 24, 3:57 PM EST, 3 minutes earlier.
Area forecast discussion, Dec 24, 3:57 PM EST, 3 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE STATE COLLEGE PA 357 PM EST MON DEC 24 2012 .SYNOPSIS... WEAK LOW PRESSURE CROSSING THE REGION WILL BRING MOST AREAS OF CENTRAL PENNSYLVANIA LIGHT SNOW AND SOME FREEZING DRIZZLE TO THE CENTRAL MOUNTAINS AND LAURELS EARLY TONIGHT. A BRIEF VISIT FROM HIGH PRESSURE WILL FOLLOW FOR CHRISTMAS DAY. A MORE SIGNIFICANT AND WIDESPREAD WINTER STORM WILL TAKE AIM ON THE ENTIRE NORTHEAST U.S. FOR WEDNESDAY AND THURSDAY. THE POTENTIAL EXISTS FOR HEAVY SNOWFALL ACROSS THE NORTHWEST HALF OF PENNSYLVANIA...WITH PLAIN RAIN OVER THE SOUTHEAST...AND MIXED PRECIPITATION IN THE MOUNTAINS OF CENTRAL PENNSYLVANIA AND POCONOS. BLUSTERY AND COLD CONDITIONS WITH MOUNTAIN SNOW SHOWERS WILL FOLLOW FOR THURSDAY. && .NEAR TERM /UNTIL 6 AM TUESDAY MORNING/... MAIN WAVE OF PRECIP ENTERING THE SWRN COS ATTM...WITH MAINLY SNOW IN THE LAURELS SO FAR JUDGING FROM WEB CAMS AND REPORTS. MOST OF THE PRECIP FROM THIS WAVE WILL BE SNOW...AND THE SPEED WITH WHICH IT IS MOVING SHOULD KEEP ACCUMS DOWN. THE WARMER LOCATIONS/ERN VALLEYS MAY SEE LITTLE IF ANY ACCUMS SINCE TEMPS ARE IN THE M-U30S. AFTER THIS BATCH OF SNOW IT SHOULD MIX WITH EVERYTHING ELSE IN THE BAG WITH TEMP PROFILES STILL LOOKING LIKE SNOW...BUT WARM ADVECTION STILL TO OCCUR THROUGH AT LEAST 06Z. AGAIN...THE DURATION OF THE HEAVIER PRECIP THIS EVENING WILL ONLY BE 2-4 HRS. AFTER THIS...THE WEAK FORCING AND EVENTUAL WRLY UPSLOPE OVER THE WRN MTS SHOULD RESULT IN MAINLY FZDZ. HAVE POSTED A WW ADVY FOR MUCH OF THE AREA DUE TO THE POSSIBLE IMPACT OF THE VERY LIGHT SNOW AND LATER AREAS OF FZDZ AFTER THE GOOD SEEDING CLOUDS GO AWAY /QUICKLY/ LATER THIS EVENING/EARLY TONIGHT. THE TEMPS DO HANG IN THE 30-32F RANGE FOR MUCH OF THE NIGHT IN PLACES FROM I-80 SOUTHWARD. THE HIGHEST/WORST IMPACT FOR THE REGION WILL BE THOSE ASSOCIATED WITH TRAVEL THIS EVENING THROUGH MIDNIGHT -- RIGHT AROUND THE TIME PEOPLE WANT TO GO TO GRANDMAS OR TO EVENING/MIDNIGHT CHURCH SERVICES. HAVE ONLY TWEAKED THE FCST PRECIP TYPES AND AMOUNTS VERY SLIGHTLY...AS THE GOING FCST HAS EVERYTHING HANDLED VERY WELL. && .SHORT TERM /6 AM TUESDAY MORNING THROUGH TUESDAY NIGHT/... THE FZDZ SHOULD DIMINISH AROUND SUNRISE...AS THE WRLY/ANTICYCLONIC FLOW BRINGS IN DRIER AIR. THE TYPICAL SCENE OF WRN MTN CLOUDS AND PERHAPS A FLURRY AND BRIGHTENING/MO SUNNY SKIES EAST WILL MAKE FOR A MUCH EASIER TRAVEL TIME ON CHRISTMAS DAY. THE LOW CLOUDS IN THE WEST SHOULD DIMINISH AS THE FLOW VEERS AHEAD OF THE BIG ONE APPCHG FROM THE SW. TEMPS SHOULD WARM UP INTO THE L40S IN THE EAST...BUT THE CLOUDS WILL KEEP THEM LOWER IN THE WEST. ON THE WHOLE...THEY WILL BE CLOSE TO CLIMO. INTERESTING TIDBIT THAT ONLY 3 CHRISTMASES SINCE 1990 HAVE HAD AT LEAST AN INCH OF SNOW ON THE GROUND AT 7 AM IN BOTH HARRISBURG AND WILLIAMSPORT AT 7 AM. AS FOR THE BIG ONE...THE GFS AND ECMWF ARE A LITTLE FASTER THAN THE NAM BRINGING IN THE PRECIP FROM THE SW DESPITE SIMILAR SFC PRES FIELDS AND TENDENCIES. HOWEVER...TIMING STILL APPEARS TO BE RIGHT AT SUNRISE/12Z FOR THE LAURELS. WILL KEEP JUST CHC POPS IN THERE BEFORE 12Z. && .LONG TERM /WEDNESDAY THROUGH MONDAY/... A SIGNIFICANT WINTER STORM WILL BEGIN TO STRENGTHEN ACROSS THE LOWER MISS AND TENN VALLEYS CHRISTMAS NIGHT AND HEAD NORTHEAST...SPREADING THE LEADING EDGE OF A LARGE SHIELD OF PRECIPITATION OVER THE SWRN PART OF REGION AROUND SUNRISE WEDNESDAY...REACHING THE CENTRAL COUNTIES BY LATE MORNING...AND STARTING IN THE NORTHEAST DURING THE MID TO LATE AFTERNOON. WINTER STORM WATCHES HAVE BEEN POSTED FOR ALL BUT SE COUNTIES. PRECIP TYPE SHOULD BE SNOW FOR AT LEAST A FEW TO SVRL HOURS IN ALL LOCATIONS /AS 925-850 MB WET BULB TEMPS EVEN IN THE SE WILL BE -2 TO -4C AND NOTABLY COLDER FURTHER TO THE NORTH/ THANKS TO INCREASINGLY STRONG LLVL NORTHERLY AGEOS FLOW. MODELS TRACK A DYING PRIMARY LOW NE ACROSS THE OHIO VALLEY WITH A SECONDARY LOW RAPIDLY INTENSIFYING JUST INLAND FROM THE DELMARVA PENINSULA LATE WEDNESDAY NIGHT. THIS APPARENT/POTENT MILLER-B TYPE EVENT WILL EVOLVE AS THE TRANSFER OF ENERGY TO THE DELMARVA COAST OCCURS WEDNESDAY NIGHT AT THE NOSE OF A STRONG UPPER LEVEL JET /THAT WILL BE ROUNDING THE BASE OF THE AMPLIFYING AND SLIGHTLY NEGATIVE TILT UPPER TROUGH/ AIMED AT THE VA/MID ATLANTIC COAST. STILL PLENTY OF SUBTLE DIFFERENCES ACROSS MODEL SOLUTIONS CONCERNING INTRUSION OF WARMER AIR...WHICH COULD STILL HAVE A LARGE IMPACT ON EVENTUAL EVOLUTION OF PRECIP TYPES. BUT STRONG UVVEL AND DYNAMIC COOLING IN THE INCREASINGLY DIVERGENT UPPER FLOW SHOULD KEEP THE PRECIP MAINLY MDT TO HVY SNOW ACROSS THE REGION NORTH OF KAOO...KUNV AND KBGM FOR THE BULK OF THE STORM...WITH AREAS FURTHER SOUTH POTENTIALLY GOING TO MIXED PRECIP. SE WILL START OUT AS LIGHT SNOW AND THEN LIKELY SWITCH TO PRIMARILY RAIN. FOR THIS PACKAGE...WILL CONTINUE TREND OF RAISING POPS WITH HIGH CONFIDENCE OF WX IMPACT...AND MAKE SOME MINOR MODIFICATIONS TO THE PRECIP TYPE AND AMOUNT ACROSS THE CWA FOR WEDNESDAY INTO THURSDAY. STORM TOTAL SNOWFALL HAS THE POTENTIAL TO BE IN THE 6-10 INCH RANGE ACROSS THE NW/NCENT MTNS AND LAURELS...SEVERAL INCHES OF SNOW AND SIGNIFICANT SLEET THROUGHOUT THE CENTRAL ZONES...AND A GENERAL MIXED BAG MESS ACROSS THE LOWER SUSQ REGION...AFTER AN INITIAL PERIOD OF SNOW. AS A RESULT OF THE HIGHLY ANOMALOUS...APPROX PLUS 4 SIGMA SERLY 850 MB JET AND 1-2 SIGMA PWATS ACCOMPANYING THIS STORM...LIQUID EQUIVALENT QPF FOR THIS EVENT LOOKS TO BE 1-1.25 INCHES ACROSS MUCH OF THE FCST AREA...WITH AROUND 1.5 INCHES OVER THE SOUTH AND EAST. 24/03Z SREF SHOWS A 30-50 PROBABILITY FOR STORM TOTAL PRECIP OF 2 INCHES IN OUR FAR SERN ZONES...SO WILL HAVE TO KEEP AN EYE ON POTENTIAL FLOODING THREAT TOO. COLD AND BLUSTERY NORTHWEST FLOW REGIME DEVELOPS BEHIND THE DEPARTING STORM THU AND FRI WITH CENTRAL AND SERN PENN FLURRIES AND SCTD SNOW SHOWERS...WITH UPSLOPE SNOW AND LES IMPACTING THE LAURELS AND NW MTNS. ANOTHER WEAKER STORM PROGGED FOR NEXT WEEKEND LOOKS COLD ENOUGH FOR A GENERALLY LIGHT SNOW EVENT SAT INTO SUN...THOUGH DEVELOPING TREND HAS BEEN TO SHUNT THIS STORM SOUTH OF THE MASON/DIXON LINE. && .AVIATION /21Z MONDAY THROUGH SATURDAY/... THE ANTICIPATED PRECIP AND LOW CIGS ARE CURRENTLY ADVANCING INTO PA FROM THE SW. LIGHT PRECIP HAS JUST REACHED THE SOUTHWESTERN BORDER OF THE STATE AND SHOULD ARRIVE IN JST BY 18/19Z. IT WILL THEN SPREAD ACROSS THE AREA AND INTO KIPT BY 00Z TUES. A 2-4 HOUR PERIOD OF SNOW WITH VSBYS BTWN 1/2SM-2SM APPEARS LIKELY AT MOST LOCATIONS...WITH MVFR VSBYS STRADDLING THAT TIME. EVEN AFTER THE MAJORITY OF THE PRECIP WINDS DOWN LATE THIS EVENING...RESIDUAL MOISTURE AND LGT WINDS SHOULD RESULT IN AREAS OF -FZDZ...LINGERING FOG AND EVEN LOWER CIGS ACROSS THE REGION. AS THE LOW DEPARTS THE AREA LATE TONIGHT...EXPECT A WESTERLY BREEZE TO DEVELOP...RESULTING IN IMPROVING CIGS/VSBYS EAST OF THE MTNS...BUT CONTINUED LOW CIGS WHERE THE FLOW ASCENDS THE ALLEGHENIES AT BFD AND JST. OUTLOOK... TUE...AM LOW CIGS/VSBYS POSS W MTNS. VFR ELSEWHERE. WED...WINTRY MIX WITH LOW CIGS/VSBYS POSSIBLE. THU...WINDY WITH WINTRY MIX/LOW CIGS POSS EARLY. PM SHSN POSS W MTNS. FRI...NO SIG WX EXPECTED. && .CTP WATCHES/WARNINGS/ADVISORIES... WINTER STORM WATCH FROM WEDNESDAY MORNING THROUGH THURSDAY MORNING FOR PAZ004>006-010>012-017>019-024>028-033>035-037-041- 042-045-046-049>053-058. WINTER WEATHER ADVISORY UNTIL 6 AM EST TUESDAY FOR PAZ017>019- 026>028-045-046-049>053-058. WINTER WEATHER ADVISORY UNTIL 6 AM EST TUESDAY FOR PAZ024-025- 033>035. && SYNOPSIS...DANGELO/LAMBERT NEAR TERM...DANGELO SHORT TERM...DANGELO LONG TERM...LAMBERT/RXR AVIATION...DANGELO/COLBERT
Hazardous weather outlook, Dec 24, 1:44 PM EST, 2 hours 16 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE STATE COLLEGE PA 144 PM EST MON DEC 24 2012 PAZ004>006-010>012-037-041-042-251845- WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-TIOGA- NORTHERN LYCOMING-SULLIVAN- 144 PM EST MON DEC 24 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...THIS AFTERNOON AND TONIGHT. 1 TO 3 INCHES OF SNOW WILL FALL THIS EVENING AND EARLY TONIGHT. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. A SIGNIFICANT STORM WILL FORM OVER THE LOWER MISSISSIPPI VALLEY AND INTENSIFY AS IT MOVES NORTHEAST TOWARD THE CENTRAL APPALACHIANS WEDNESDAY. THERE IS STILL UNCERTAINTY WITH RESPECT TO THE TIMING AND INTENSITY OF A SECONDARY LOW THAT WILL FORM AND THEN STRENGTHEN NEAR THE MID ATLANTIC COAST WEDNESDAY NIGHT. THE SECONDARY LOW WILL PLAY A KEY ROLE IN THE TYPE AND INTENSITY OF THE PRECIPITATION ACROSS THE COMMONWEALTH. A MODERATE TO HEAVY SNOWFALL STILL APPEARS LIKELY ACROSS MAINLY THE NORTHWEST HALF OF THE STATE WEDNESDAY INTO EARLY THURSDAY...WHILE A LAYER OF SLIGHTLY ABOVE FREEZING AIR STREAMING IN ALOFT FROM THE SOUTH MAY CAUSE THE SNOW TO MIX WITH...OR CHANGE TO SLEET OR RAIN AT TIMES THROUGHOUT THE VALLEYS OF SOUTH-CENTRAL AND SOUTHEASTERN PENNSYLVANIA. THIS STORM WILL LIKELY HAVE A LARGE IMPACT ON TRAVEL CONDITIONS WEDNESDAY INTO THURSDAY...ESPECIALLY ACROSS THE NORTHERN AND CENTRAL MOUNTAINS AND LAUREL HIGHLANDS. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. PAZ017>019-026>028-045-046-049>053-058-251845- CLEARFIELD-NORTHERN CENTRE-SOUTHERN CENTRE-HUNTINGDON-MIFFLIN- JUNIATA-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR- NORTHUMBERLAND-COLUMBIA-SCHUYLKILL- 144 PM EST MON DEC 24 2012 ...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO 6 AM EST TUESDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...THIS AFTERNOON AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV/STATECOLLEGE ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. A SIGNIFICANT STORM WILL FORM OVER THE LOWER MISSISSIPPI VALLEY AND INTENSIFY AS IT MOVES NORTHEAST TOWARD THE CENTRAL APPALACHIANS WEDNESDAY. THERE IS STILL UNCERTAINTY WITH RESPECT TO THE TIMING AND INTENSITY OF A SECONDARY LOW THAT WILL FORM AND THEN STRENGTHEN NEAR THE MID ATLANTIC COAST WEDNESDAY NIGHT. THE SECONDARY LOW WILL PLAY A KEY ROLE IN THE TYPE AND INTENSITY OF THE PRECIPITATION ACROSS THE COMMONWEALTH. A MODERATE TO HEAVY SNOWFALL STILL APPEARS LIKELY ACROSS MAINLY THE NORTHWEST HALF OF THE STATE WEDNESDAY INTO EARLY THURSDAY...WHILE A LAYER OF SLIGHTLY ABOVE FREEZING AIR STREAMING IN ALOFT FROM THE SOUTH MAY CAUSE THE SNOW TO MIX WITH...OR CHANGE TO SLEET OR RAIN AT TIMES THROUGHOUT THE VALLEYS OF SOUTH-CENTRAL AND SOUTHEASTERN PENNSYLVANIA. THIS STORM WILL LIKELY HAVE A LARGE IMPACT ON TRAVEL CONDITIONS WEDNESDAY INTO THURSDAY...ESPECIALLY ACROSS THE NORTHERN AND CENTRAL MOUNTAINS AND LAUREL HIGHLANDS. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. PAZ024-025-033>035-251845- CAMBRIA-BLAIR-SOMERSET-BEDFORD-FULTON- 144 PM EST MON DEC 24 2012 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM EST TUESDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...THIS AFTERNOON AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV/STATECOLLEGE ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. A SIGNIFICANT STORM WILL FORM OVER THE LOWER MISSISSIPPI VALLEY AND INTENSIFY AS IT MOVES NORTHEAST TOWARD THE CENTRAL APPALACHIANS WEDNESDAY. THERE IS STILL UNCERTAINTY WITH RESPECT TO THE TIMING AND INTENSITY OF A SECONDARY LOW THAT WILL FORM AND THEN STRENGTHEN NEAR THE MID ATLANTIC COAST WEDNESDAY NIGHT. THE SECONDARY LOW WILL PLAY A KEY ROLE IN THE TYPE AND INTENSITY OF THE PRECIPITATION ACROSS THE COMMONWEALTH. A MODERATE TO HEAVY SNOWFALL STILL APPEARS LIKELY ACROSS MAINLY THE NORTHWEST HALF OF THE STATE WEDNESDAY INTO EARLY THURSDAY...WHILE A LAYER OF SLIGHTLY ABOVE FREEZING AIR STREAMING IN ALOFT FROM THE SOUTH MAY CAUSE THE SNOW TO MIX WITH...OR CHANGE TO SLEET OR RAIN AT TIMES THROUGHOUT THE VALLEYS OF SOUTH-CENTRAL AND SOUTHEASTERN PENNSYLVANIA. THIS STORM WILL LIKELY HAVE A LARGE IMPACT ON TRAVEL CONDITIONS WEDNESDAY INTO THURSDAY...ESPECIALLY ACROSS THE NORTHERN AND CENTRAL MOUNTAINS AND LAUREL HIGHLANDS. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. PAZ036-056-057-059-063>066-251845- FRANKLIN-PERRY-DAUPHIN-LEBANON-CUMBERLAND-ADAMS-YORK-LANCASTER- 144 PM EST MON DEC 24 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...THIS AFTERNOON AND TONIGHT. 1 TO 3 INCHES OF SNOW WILL FALL THIS EVENING AND EARLY TONIGHT. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. A SIGNIFICANT STORM WILL FORM OVER THE LOWER MISSISSIPPI VALLEY AND INTENSIFY AS IT MOVES NORTHEAST TOWARD THE CENTRAL APPALACHIANS WEDNESDAY. THERE IS STILL UNCERTAINTY WITH RESPECT TO THE TIMING AND INTENSITY OF A SECONDARY LOW THAT WILL FORM AND THEN STRENGTHEN NEAR THE MID ATLANTIC COAST WEDNESDAY NIGHT. THE SECONDARY LOW WILL PLAY A KEY ROLE IN THE TYPE AND INTENSITY OF THE PRECIPITATION ACROSS THE COMMONWEALTH. A LAYER OF ABOVE FREEZING AIR STREAMING IN FROM THE SOUTH WILL LIKELY TURN ANY MIXED PRECIPITATION TO ALL RAIN. HEAVY RAIN IS POSSIBLE OVER THE LOWER SUSQUEHANNA VALLEY...AND MAY CREATE FLOODING. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
The office that day
Everything else NWS State College, PA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 24, 2:56 AM EST | Winter Weather Advisory | CTP | Adams, Bedford, Blair, Cambria, Centre, Clearfield and 20 more | 26 hr |
Nearby
Winter Storm Watches in Pennsylvania, 2012Every winter storm watch in 2012
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.