Alert archive / Pennsylvania / Winter Storm Warnings in 2013
Winter Storm Warning 7, NWS State College, PA
NWS State College, PA issued this winter storm warning at Dec 6, 2013, 10:26 AM EST for 10 counties in Pennsylvania. It took effect at Dec 6, 2013, 5:00 PM EST. It was in force for 7 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
- Dec 6, 2013, 10:26 AM EST (15:26 UTC)
- In effect from
- Dec 6, 2013, 5:00 PM EST
- Expired
- Dec 7, 2013, 12:15 AM EST
- In force
- 7 hr
- Issued by
- NWS State College, PA
Counties Cameron County, PA, Centre County, PA, Clearfield County, PA, Clinton County, PA, Elk County, PA, Lycoming County, PA, McKean County, PA, Potter County, PA, Tioga County, PA, Warren County, PA
The radar
The State College radar (KCCX), 59 km from the middle of the area, began a volume at 15:28 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
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 3.4 hours before the alert went out and 172 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
- 1084 m above ground
- 0-6 km bulk shear
- 80 kt
- 0-1 km storm-relative helicity
- -21 m²/s²
- 0-3 km storm-relative helicity
- 111 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS41 KCTP 061526 WSWCTP URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE STATE COLLEGE PA 1026 AM EST FRI DEC 6 2013 ...WINTRY PRECIPITATION EXPECTED THIS AFTERNOON AND TONIGHT... .A SLOW MOVING FRONT WILL BE THE FOCUS FOR SNOW...ICE AND HEAVY SNOW OVER CENTRAL PENNSYLVANIA THIS EVENING AND OVERNIGHT... PAZ004>006-010-011-070130- /O.UPG.KCTP.WW.Y.0023.000000T0000Z-131207T1000Z/ /O.NEW.KCTP.WS.W.0007.131206T2200Z-131207T1000Z/ WARREN-MCKEAN-POTTER-ELK-CAMERON- INCLUDING THE CITIES OF...WARREN...BRADFORD...COUDERSPORT... ST. MARYS...RIDGWAY...EMPORIUM 1026 AM EST FRI DEC 6 2013 ...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM EST SATURDAY... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM EST SATURDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * LOCATIONS...NORTH CENTRAL MOUNTAINS * HAZARD TYPES...HEAVY SNOW * ACCUMULATIONS...4 TO 8 INCHES OF SNOW. * TIMING...THE HEAVIEST SNOW WILL FALL THIS EVENING AND OVERNIGHT. * IMPACTS...DANGEROUS TRAVEL CONDITIONS WITH SNOW AND ICE ON ROADS * WINDS...NORTHWEST 5 TO 10 MPH. * TEMPERATURES...IN THE UPPER 20S. PRECAUTIONARY/PREPAREDNESS ACTIONS... DANGEROUS WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. USE EXTREME CAUTION IF PLANNING TO TRAVEL. FOR THE LATEST WEATHER INFORMATION...GO TO WEATHER.GOV/CTP OR STAY TUNED TO NOAA WEATHER RADIO. REPORT SNOW AND 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 WITH THE HASHTAG #CTPWX. && $$ PAZ012-017-018-037-041-070130- /O.UPG.KCTP.WW.Y.0023.131206T1800Z-131207T1000Z/ /O.NEW.KCTP.WS.W.0007.131206T2200Z-131207T1000Z/ NORTHERN CLINTON-CLEARFIELD-NORTHERN CENTRE-TIOGA- NORTHERN LYCOMING- INCLUDING THE CITIES OF...RENOVO...DUBOIS...CLEARFIELD... PHILIPSBURG...MANSFIELD...WELLSBORO 1026 AM EST FRI DEC 6 2013 ...WINTER STORM WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM EST SATURDAY... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM EST SATURDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. * LOCATIONS...CENTRAL MOUNTAINS * HAZARD TYPES...HEAVY SNOW * ACCUMULATIONS...5 TO 7 INCHES OF SNOW. * TIMING...THE HEAVIEST SNOW WILL BE THIS EVENING AND OVERNIGHT. * IMPACTS...DANGEROUS TRAVEL CONDITIONS WITH SNOW AND ICE ON ROADS * WINDS...NORTHWEST AROUND 5 MPH. * TEMPERATURES...IN THE LOWER 30S. PRECAUTIONARY/PREPAREDNESS ACTIONS... DANGEROUS WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. USE EXTREME CAUTION IF PLANNING TO TRAVEL. FOR THE LATEST WEATHER INFORMATION...GO TO WEATHER.GOV/CTP OR STAY TUNED TO NOAA WEATHER RADIO. REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV... POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET @NWSSTATECOLLEGE WITH THE HASHTAG #CTPWX. && $$ PAZ026>028-034-035-049>053-070130- /O.EXA.KCTP.WW.Y.0023.131206T2200Z-131207T1000Z/ HUNTINGDON-MIFFLIN-JUNIATA-BEDFORD-FULTON-UNION-SNYDER-MONTOUR- NORTHUMBERLAND-COLUMBIA- INCLUDING THE CITIES OF...HUNTINGDON...MOUNT UNION...LEWISTOWN... MIFFLINTOWN...BEDFORD...MCCONNELLSBURG...LEWISBURG... SELINSGROVE...DANVILLE...SUNBURY...SHAMOKIN...BLOOMSBURG... BERWICK 1026 AM EST FRI DEC 6 2013 ...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM EST SATURDAY... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW AND FREEZING...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM EST SATURDAY. * LOCATIONS...SOUTH CENTRAL MOUNTAINS AND MIDDLE SUSQUEHANNA * HAZARD TYPES...WINTRY MIX WITH FREEZING RAIN * ACCUMULATIONS...UP TO 1 INCH OF SNOW WITH SOME ICE ACCUMULATIONS. * TIMING...LATER THIS EVENING AND OVERNIGHT * IMPACTS...HAZARDOUS TRAVEL CONDITIONS WITH ICE ON ROADS * WINDS...NORTH AROUND 5 MPH. * TEMPERATURES...IN THE MID 30S. PRECAUTIONARY/PREPAREDNESS ACTIONS... HAZARDOUS WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. USE CAUTION IF TRAVELING. FOR THE LATEST WEATHER INFORMATION...GO TO WEATHER.GOV/CTP OR STAY TUNED TO NOAA WEATHER RADIO. 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 WITH THE HASHTAG #CTPWX. && $$ PAZ042-070130- /O.EXT.KCTP.WW.Y.0023.131206T2200Z-131207T1000Z/ SULLIVAN- INCLUDING THE CITY OF...LAPORTE 1026 AM EST FRI DEC 6 2013 ...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM EST SATURDAY... * LOCATIONS...NORTH CENTRAL PENNSYLVANIA. * HAZARD TYPES...SLEET CHANGING TO SNOW. * ACCUMULATIONS...3 TO 5 INCHES OF SNOW. * TIMING...THE BULK OF THE PRECIPITATION WILL FALL BETWEEN EARLY FRIDAY AFTERNOON AND MIDNIGHT. * IMPACTS...HAZARDOUS TRAVEL ON UNTREATED ROADS. * TEMPERATURES...AROUND 30. PRECAUTIONARY/PREPAREDNESS ACTIONS... HAZARDOUS WINTER WEATHER CONDITIONS ARE EXPECTED. USE CAUTION IF TRAVELING. FOR THE LATEST WEATHER INFORMATION...GO TO WEATHER.GOV/CTP OR STAY TUNED TO NOAA WEATHER RADIO. REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV... POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET @NWSSTATECOLLEGE WITH THE HASHTAG #CTPWX. && $$ PAZ019-024-025-033-045-046-070130- /O.CON.KCTP.WW.Y.0023.131206T2200Z-131207T1000Z/ SOUTHERN CENTRE-CAMBRIA-BLAIR-SOMERSET-SOUTHERN CLINTON- SOUTHERN LYCOMING- INCLUDING THE CITIES OF...STATE COLLEGE...JOHNSTOWN...ALTOONA... SOMERSET...LOCK HAVEN...WILLIAMSPORT 1026 AM EST FRI DEC 6 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM EST SATURDAY... * LOCATIONS...THE LAUREL HIGHLANDS AND CENTRAL MOUNTAINS. * HAZARD TYPES...RAIN...CHANGING TO A WINTRY MIX OF SNOW...SLEET AND FREEZING RAIN. * ACCUMULATIONS...UP TO 1 INCH OF SNOW. * TIMING...RAIN WILL CHANGE TO A WINTRY MIX LATE THIS AFTERNOON. * IMPACTS...HAZARDOUS TRAVEL ON UNTREATED ROADS. * TEMPERATURES...IN THE LOWER 30S. PRECAUTIONARY/PREPAREDNESS ACTIONS... HAZARDOUS WINTER WEATHER CONDITIONS ARE EXPECTED. USE CAUTION IF TRAVELING. FOR THE LATEST WEATHER INFORMATION...GO TO WEATHER.GOV/CTP OR STAY TUNED TO NOAA WEATHER RADIO. 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 WITH THE HASHTAG #CTPWX. && $$
5 follow-up statements
000 WWUS41 KCTP 061551 WSWCTP URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE STATE COLLEGE PA 1051 AM EST FRI DEC 6 2013 ...WINTRY PRECIPITATION EXPECTED THIS AFTERNOON AND TONIGHT... .A SLOW MOVING FRONT WILL BE THE FOCUS FOR ICE AND HEAVY SNOW OVER CENTRAL PENNSYLVANIA THIS EVENING AND OVERNIGHT... PAZ004>006-010>012-017-018-037-041-070200- /O.CON.KCTP.WS.W.0007.131206T2200Z-131207T1000Z/ WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD- NORTHERN CENTRE-TIOGA-NORTHERN LYCOMING- INCLUDING THE CITIES OF...WARREN...BRADFORD...COUDERSPORT... ST. MARYS...RIDGWAY...EMPORIUM...RENOVO...DUBOIS...CLEARFIELD... PHILIPSBURG...MANSFIELD...WELLSBORO 1051 AM EST FRI DEC 6 2013 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM EST SATURDAY... * LOCATIONS...NORTH-CENTRAL MOUNTAINS. * HAZARD TYPES...HEAVY SNOW. * SNOW ACCUMULATIONS...4 TO 8 INCHES. * TIMING...THE HEAVIEST SNOW WILL BE THIS EVENING AND OVERNIGHT. * IMPACTS...DANGEROUS TRAVEL CONDITIONS WITH SNOW AND ICE COVERED ROADS. * TEMPERATURES...IN THE UPPER 20S. PRECAUTIONARY/PREPAREDNESS ACTIONS... DANGEROUS WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. USE EXTREME CAUTION IF PLANNING TO TRAVEL. FOR THE LATEST WEATHER INFORMATION...GO TO WEATHER.GOV/CTP OR STAY TUNED TO NOAA WEATHER RADIO. REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV... POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET @NWSSTATECOLLEGE WITH THE HASHTAG #CTPWX. && $$ PAZ019-024>028-033>035-042-045-046-049>053-070200- /O.CON.KCTP.WW.Y.0023.131206T2200Z-131207T1000Z/ SOUTHERN CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN-JUNIATA-SOMERSET- BEDFORD-FULTON-SULLIVAN-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION- SNYDER-MONTOUR-NORTHUMBERLAND-COLUMBIA- INCLUDING THE CITIES OF...STATE COLLEGE...JOHNSTOWN...ALTOONA... HUNTINGDON...MOUNT UNION...LEWISTOWN...MIFFLINTOWN...SOMERSET... BEDFORD...MCCONNELLSBURG...LAPORTE...LOCK HAVEN...WILLIAMSPORT... LEWISBURG...SELINSGROVE...DANVILLE...SUNBURY...SHAMOKIN... BLOOMSBURG...BERWICK 1051 AM EST FRI DEC 6 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM EST SATURDAY... * LOCATIONS...LAUREL HIGHLANDS AND CENTRAL MOUNTAINS. * HAZARD TYPES...WINTRY MIX. * SNOW ACCUMULATIONS...2 TO 4 INCHES NEAR INTERSTATE 80 WITH 1 TO 2 INCHES SOUTH OF ROUTE 22. * ICE ACCUMULATIONS...LESS THAN 0.10 OF AN INCH. * TIMING...RAIN WILL CHANGE TO A WINTRY MIX LATE THIS AFTERNOON AND EVENING AND CONTINUE OVERNIGHT. * IMPACTS...HAZARDOUS TRAVEL ON UNTREATED ROADS. * TEMPERATURES...IN THE LOWER 30S. PRECAUTIONARY/PREPAREDNESS ACTIONS... HAZARDOUS WINTER WEATHER CONDITIONS ARE EXPECTED. USE CAUTION IF TRAVELING. FOR THE LATEST WEATHER INFORMATION...GO TO WEATHER.GOV/CTP OR STAY TUNED TO NOAA WEATHER RADIO. 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 WITH THE HASHTAG #CTPWX. && $$
000 WWUS41 KCTP 061937 WSWCTP URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE STATE COLLEGE PA 237 PM EST FRI DEC 6 2013 ...WINTRY PRECIPITATION EXPECTED THIS EVENING AND TONIGHT... .A SLOW MOVING FRONT WILL BE THE FOCUS FOR HEAVY SNOW AND ICE ACROSS CENTRAL PENNSYLVANIA THIS EVENING AND OVERNIGHT... PAZ004>006-010>012-017-018-037-041-070545- /O.CON.KCTP.WS.W.0007.131206T2200Z-131207T1000Z/ WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD- NORTHERN CENTRE-TIOGA-NORTHERN LYCOMING- INCLUDING THE CITIES OF...WARREN...BRADFORD...COUDERSPORT... ST. MARYS...RIDGWAY...EMPORIUM...RENOVO...DUBOIS...CLEARFIELD... PHILIPSBURG...MANSFIELD...WELLSBORO 237 PM EST FRI DEC 6 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST SATURDAY... * LOCATIONS...NORTH-CENTRAL MOUNTAINS. * HAZARD TYPES...HEAVY SNOW. * SNOW ACCUMULATIONS...4 TO 8 INCHES. * TIMING...THE HEAVIEST SNOW WILL BE THIS EVENING AND OVERNIGHT. * IMPACTS...DANGEROUS TRAVEL CONDITIONS WITH SNOW AND ICE COVERED ROADS. * TEMPERATURES...DROPPING THROUGH THE 20S. PRECAUTIONARY/PREPAREDNESS ACTIONS... DANGEROUS WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. USE EXTREME CAUTION IF PLANNING TO TRAVEL. FOR THE LATEST WEATHER INFORMATION...GO TO WEATHER.GOV/CTP OR STAY TUNED TO NOAA WEATHER RADIO. REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV... POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET @NWSSTATECOLLEGE WITH THE HASHTAG #CTPWX. && $$ PAZ019-024>028-033>035-042-045-046-049>053-070545- /O.CON.KCTP.WW.Y.0023.131206T2200Z-131207T1000Z/ SOUTHERN CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN-JUNIATA-SOMERSET- BEDFORD-FULTON-SULLIVAN-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION- SNYDER-MONTOUR-NORTHUMBERLAND-COLUMBIA- INCLUDING THE CITIES OF...STATE COLLEGE...JOHNSTOWN...ALTOONA... HUNTINGDON...MOUNT UNION...LEWISTOWN...MIFFLINTOWN...SOMERSET... BEDFORD...MCCONNELLSBURG...LAPORTE...LOCK HAVEN...WILLIAMSPORT... LEWISBURG...SELINSGROVE...DANVILLE...SUNBURY...SHAMOKIN... BLOOMSBURG...BERWICK 237 PM EST FRI DEC 6 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST SATURDAY... * LOCATIONS...LAUREL HIGHLANDS AND CENTRAL MOUNTAINS. * HAZARD TYPES...WINTRY MIX. * SNOW ACCUMULATIONS...2 TO 4 INCHES NEAR INTERSTATE 80 WITH 1 TO 2 INCHES SOUTH OF ROUTE 22. * ICE ACCUMULATIONS...AROUND A TENTH OF AN INCH. * TIMING...RAIN WILL CHANGE TO A WINTRY MIX LATE THIS AFTERNOON AND EVENING AND CONTINUE OVERNIGHT. * IMPACTS...HAZARDOUS TRAVEL ON UNTREATED ROADS. POSSIBLE POWER OUTAGES DUE TO DOWNED TREES AND POWER LINES. * TEMPERATURES...IN THE LOWER 30S...DROPPING INTO THE 20S. PRECAUTIONARY/PREPAREDNESS ACTIONS... HAZARDOUS WINTER WEATHER CONDITIONS ARE EXPECTED. USE CAUTION IF TRAVELING. FOR THE LATEST WEATHER INFORMATION...GO TO WEATHER.GOV/CTP OR STAY TUNED TO NOAA WEATHER RADIO. 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 WITH THE HASHTAG #CTPWX. && $$
000 WWUS41 KCTP 062354 WSWCTP URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE STATE COLLEGE PA 654 PM EST FRI DEC 6 2013 ...WINTRY PRECIPITATION EXPECTED THIS EVENING AND TONIGHT... .A WAVE OF LOW PRESSURE RIDING NORTHEAST ALONG A SLOW MOVING FRONT WILL BE THE FOCUS FOR HEAVY SNOW ACROSS THE NORTHERN AND WESTERN MOUNTAINS OF THE STATE...WITH A MIXED BAG OF SNOW...SLEET...AND FREEZING RAIN THROUGHOUT THE SOUTH-CENTRAL MOUNTAINS AND MIDDLE SUSQUEHANNA VALLEY INTO VERY EARLY SATURDAY... PAZ004>006-010>012-017-018-037-041-071000- /O.CON.KCTP.WS.W.0007.000000T0000Z-131207T1000Z/ WARREN-MCKEAN-POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD- NORTHERN CENTRE-TIOGA-NORTHERN LYCOMING- INCLUDING THE CITIES OF...WARREN...BRADFORD...COUDERSPORT... ST. MARYS...RIDGWAY...EMPORIUM...RENOVO...DUBOIS...CLEARFIELD... PHILIPSBURG...MANSFIELD...WELLSBORO 654 PM EST FRI DEC 6 2013 ...A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST SATURDAY... * LOCATIONS...NORTH-CENTRAL MOUNTAINS. * HAZARD TYPES...HEAVY SNOW. * SNOW ACCUMULATIONS...4 TO 8 INCHES. * TIMING...THE HEAVIEST SNOW WILL FALL BETWEEN 7 PM THIS EVENING AND 2 AM SATURDAY. * IMPACTS...DANGEROUS TRAVEL CONDITIONS WITH SNOW AND ICE COVERED ROADS. * TEMPERATURES...DROPPING THROUGH THE 20S. PRECAUTIONARY/PREPAREDNESS ACTIONS... DANGEROUS WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. USE EXTREME CAUTION IF PLANNING TO TRAVEL. FOR THE LATEST WEATHER INFORMATION...GO TO WEATHER.GOV/CTP OR STAY TUNED TO NOAA WEATHER RADIO. REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV... POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET @NWSSTATECOLLEGE WITH THE HASHTAG #CTPWX. && $$ PAZ036-056>058-063-071000- /O.EXB.KCTP.WW.Y.0023.131207T0300Z-131207T1000Z/ FRANKLIN-PERRY-DAUPHIN-SCHUYLKILL-CUMBERLAND- INCLUDING THE CITIES OF...CHAMBERSBURG...NEWPORT...HARRISBURG... HERSHEY...POTTSVILLE...CARLISLE 654 PM EST FRI DEC 6 2013 ...A WINTER WEATHER ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 5 AM EST SATURDAY... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER WEATHER ADVISORY FOR MIXED PRECIPITATION...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 5 AM EST SATURDAY. * LOCATIONS...PORTIONS OF THE LOWER SUSQUEHANNA VALLEY AND EAST CENTRAL MOUNTAINS. * HAZARD TYPES...SLEET AND FREEZING RAIN...ENDING AS A FEW HOUR PERIOD OF WET SNOW. * ICE ACCUMULATIONS...1 TO 2 TENTHS OF AN INCH...NEAR AND TO THE NORTH OF INTERSTATE 81. * SNOW ACCUMULATIONS...ONE INCH OR LESS. * TIMING...RAIN WILL CHANCE TO A SEVERAL HOUR PERIOD OF SLEET AND FREEING RAIN LATE THIS EVENING...BEFORE ENDING AS A BRIEF PERIOD OF WET SNOW WELL AFTER MIDNIGHT. * IMPACTS...HAZARDOUS TRAVEL ON UNTREATED ROADS. ISOLATED POWER OUTAGES POSSIBLE DUE TO DOWNED TREE LIMBS AND POWER LINES. * TEMPERATURES...IN THE MID 30S...SLOWLY FALLING TO NEAR 30 EARLY SATURDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... HAZARDOUS WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. USE CAUTION IF TRAVELING. FOR THE LATEST WEATHER INFORMATION...GO TO WEATHER.GOV/CTP OR STAY TUNED TO NOAA WEATHER RADIO. 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 WITH THE HASHTAG #CTPWX. && $$ PAZ019-024>028-033>035-042-045-046-049>053-071000- /O.CON.KCTP.WW.Y.0023.000000T0000Z-131207T1000Z/ SOUTHERN CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN-JUNIATA-SOMERSET- BEDFORD-FULTON-SULLIVAN-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION- SNYDER-MONTOUR-NORTHUMBERLAND-COLUMBIA- INCLUDING THE CITIES OF...STATE COLLEGE...JOHNSTOWN...ALTOONA... HUNTINGDON...MOUNT UNION...LEWISTOWN...MIFFLINTOWN...SOMERSET... BEDFORD...MCCONNELLSBURG...LAPORTE...LOCK HAVEN...WILLIAMSPORT... LEWISBURG...SELINSGROVE...DANVILLE...SUNBURY...SHAMOKIN... BLOOMSBURG...BERWICK 654 PM EST FRI DEC 6 2013 ...A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST SATURDAY... * LOCATIONS...LAUREL HIGHLANDS...CENTRAL MOUNTAINS AND MIDDLE SUSQUEHANNA RIVER VALLEY. * HAZARD TYPES...WINTRY MIX...CHANGING TO MAINLY SNOW AFTER 10 PM. * SNOW ACCUMULATIONS...2 TO 4 INCHES NEAR INTERSTATE 80 WITH 1 TO 2 INCHES SOUTH OF ROUTE 22. * ICE ACCUMULATIONS...AROUND A TENTH OF AN INCH. * TIMING...A WINTRY MIX OF SLEET AND WET SNOW WILL OCCUR THIS EVENING...WITH SOME FREEZING RAIN NEAR AND TO THE EAST OF THE INTERSTATE 99 AND ROUTE 220 CORRIDOR. THE PRECIPITATION WILL GRADUALLY CHANGE TO MAINLY WET SNOW AFTER 10 PM. * IMPACTS...HAZARDOUS TRAVEL ON UNTREATED ROADS. ISOLATED POWER OUTAGES POSSIBLE DUE TO DOWNED TREES AND POWER LINES. * TEMPERATURES...BETWEEN 32 AND 35...DROPPING INTO THE 20S. PRECAUTIONARY/PREPAREDNESS ACTIONS... HAZARDOUS WINTER WEATHER CONDITIONS ARE EXPECTED. USE CAUTION IF TRAVELING. FOR THE LATEST WEATHER INFORMATION...GO TO WEATHER.GOV/CTP OR STAY TUNED TO NOAA WEATHER RADIO. REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV... POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET @NWSSTATECOLLEGE WITH THE HASHTAG #CTPWX. && $$ LAMBERT/GARTNER
000 WWUS41 KCTP 070214 WSWCTP URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE STATE COLLEGE PA 914 PM EST FRI DEC 6 2013 ...WINTRY PRECIPITATION EXPECTED TO FALL THROUGH MUCH OF TONIGHT... .A WAVE OF LOW PRESSURE RIDING NORTHEAST ALONG A SLOW MOVING FRONT WILL BE THE FOCUS FOR HEAVY SNOW ACROSS THE NORTHERN AND WESTERN MOUNTAINS OF THE STATE...WITH A MIXED BAG OF SNOW... SLEET...AND FREEZING RAIN THROUGHOUT THE SOUTH-CENTRAL MOUNTAINS AND MIDDLE SUSQUEHANNA VALLEY INTO VERY EARLY SATURDAY... PAZ004>006-010-011-071000- /O.CAN.KCTP.WS.W.0007.000000T0000Z-131207T1000Z/ /O.EXA.KCTP.WW.Y.0023.000000T0000Z-131207T1000Z/ WARREN-MCKEAN-POTTER-ELK-CAMERON- INCLUDING THE CITIES OF...WARREN...BRADFORD...COUDERSPORT... ST. MARYS...RIDGWAY...EMPORIUM 914 PM EST FRI DEC 6 2013 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM EST SATURDAY... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 5 AM EST SATURDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED. * LOCATIONS...NORTH-CENTRAL MOUNTAINS. * HAZARD TYPES...SNOW. * SNOW ACCUMULATIONS...2 TO 5 INCHES. THE HIGHER AMOUNTS WILL FALL TO THE EAST OF ROUTE 219. * TIMING...THE STEADY SNOW WILL BECOME LIGHTER...AND MORE INTERMITTENT AFTER 2 AM SATURDAY. * IMPACTS...DANGEROUS TRAVEL CONDITIONS WITH SNOW AND ICE COVERED ROADS. * TEMPERATURES...IN THE MID 20S. PRECAUTIONARY/PREPAREDNESS ACTIONS... HAZARDOUS WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. USE CAUTION IF TRAVELING. FOR THE LATEST WEATHER INFORMATION...GO TO WEATHER.GOV/CTP OR STAY TUNED TO NOAA WEATHER RADIO. 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 WITH THE HASHTAG #CTPWX. && $$ PAZ012-017-018-037-041-071000- /O.CON.KCTP.WS.W.0007.000000T0000Z-131207T1000Z/ NORTHERN CLINTON-CLEARFIELD-NORTHERN CENTRE-TIOGA- NORTHERN LYCOMING- INCLUDING THE CITIES OF...RENOVO...DUBOIS...CLEARFIELD... PHILIPSBURG...MANSFIELD...WELLSBORO 914 PM EST FRI DEC 6 2013 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST SATURDAY... * LOCATIONS...NORTH-CENTRAL MOUNTAINS. * HAZARD TYPES...HEAVY SNOW. * SNOW ACCUMULATIONS...4 TO 7 INCHES. * TIMING...THE HEAVIEST SNOW WILL FALL LATE THIS EVENING UNTIL AROUND 2 AM SATURDAY. * IMPACTS...DANGEROUS TRAVEL CONDITIONS WITH SNOW AND ICE COVERED ROADS. * TEMPERATURES...IN THE UPPER 20S. PRECAUTIONARY/PREPAREDNESS ACTIONS... DANGEROUS WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. USE EXTREME CAUTION IF PLANNING TO TRAVEL. FOR THE LATEST WEATHER INFORMATION...GO TO WEATHER.GOV/CTP OR STAY TUNED TO NOAA WEATHER RADIO. REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV... POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET @NWSSTATECOLLEGE WITH THE HASHTAG #CTPWX. && $$ PAZ019-024>028-033>035-042-045-046-049>053-071000- /O.CON.KCTP.WW.Y.0023.000000T0000Z-131207T1000Z/ SOUTHERN CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN-JUNIATA-SOMERSET- BEDFORD-FULTON-SULLIVAN-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION- SNYDER-MONTOUR-NORTHUMBERLAND-COLUMBIA- INCLUDING THE CITIES OF...STATE COLLEGE...JOHNSTOWN...ALTOONA... HUNTINGDON...MOUNT UNION...LEWISTOWN...MIFFLINTOWN...SOMERSET... BEDFORD...MCCONNELLSBURG...LAPORTE...LOCK HAVEN...WILLIAMSPORT... LEWISBURG...SELINSGROVE...DANVILLE...SUNBURY...SHAMOKIN... BLOOMSBURG...BERWICK 914 PM EST FRI DEC 6 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST SATURDAY... * LOCATIONS...LAUREL HIGHLANDS...CENTRAL MOUNTAINS AND MIDDLE SUSQUEHANNA RIVER VALLEY. * HAZARD TYPES...WINTRY MIX...CHANGING TO MAINLY SNOW AFTER 10 PM. * SNOW ACCUMULATIONS...2 TO 4 INCHES NEAR INTERSTATE 80 WITH 1 TO 2 INCHES SOUTH OF ROUTE 22. * ICE ACCUMULATIONS...AROUND A TENTH OF AN INCH. * TIMING...A WINTRY MIX OF SLEET AND WET SNOW WILL OCCUR THIS EVENING...WITH SOME FREEZING RAIN NEAR AND TO THE EAST OF THE INTERSTATE 99 AND ROUTE 220 CORRIDOR. THE PRECIPITATION WILL GRADUALLY CHANGE TO MAINLY WET SNOW AFTER 10 PM. * IMPACTS...HAZARDOUS TRAVEL ON UNTREATED ROADS. ISOLATED POWER OUTAGES POSSIBLE DUE TO DOWNED TREES AND POWER LINES. * TEMPERATURES...IN THE LOWER 30S. PRECAUTIONARY/PREPAREDNESS ACTIONS... HAZARDOUS WINTER WEATHER CONDITIONS ARE EXPECTED. USE CAUTION IF TRAVELING. FOR THE LATEST WEATHER INFORMATION...GO TO WEATHER.GOV/CTP OR STAY TUNED TO NOAA WEATHER RADIO. 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 WITH THE HASHTAG #CTPWX. && $$ PAZ036-056>058-063-071000- /O.CON.KCTP.WW.Y.0023.131207T0300Z-131207T1000Z/ FRANKLIN-PERRY-DAUPHIN-SCHUYLKILL-CUMBERLAND- INCLUDING THE CITIES OF...CHAMBERSBURG...NEWPORT...HARRISBURG... HERSHEY...POTTSVILLE...CARLISLE 914 PM EST FRI DEC 6 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST SATURDAY... * LOCATIONS...PORTIONS OF THE LOWER SUSQUEHANNA VALLEY AND EAST CENTRAL MOUNTAINS. * HAZARD TYPES...SLEET AND FREEZING RAIN...ENDING AS A FEW HOUR PERIOD OF WET SNOW. * ICE ACCUMULATIONS...1 TO 2 TENTHS OF AN INCH...NEAR AND TO THE NORTH OF INTERSTATE 81. * SNOW ACCUMULATIONS...ONE INCH OR LESS. * TIMING...RAIN WILL CHANCE TO A SEVERAL HOUR PERIOD OF SLEET AND FREEING RAIN LATE THIS EVENING...BEFORE ENDING AS A BRIEF PERIOD OF WET SNOW WELL AFTER MIDNIGHT. * IMPACTS...HAZARDOUS TRAVEL ON UNTREATED ROADS. ISOLATED POWER OUTAGES POSSIBLE DUE TO DOWNED TREE LIMBS AND POWER LINES. * TEMPERATURES...IN THE MID 30S. PRECAUTIONARY/PREPAREDNESS ACTIONS... HAZARDOUS WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. USE CAUTION IF TRAVELING. FOR THE LATEST WEATHER INFORMATION...GO TO WEATHER.GOV/CTP OR STAY TUNED TO NOAA WEATHER RADIO. REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV... POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET @NWSSTATECOLLEGE WITH THE HASHTAG #CTPWX. && $$ LAMBERT
000 WWUS41 KCTP 070515 WSWCTP URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE STATE COLLEGE PA 1215 AM EST SAT DEC 7 2013 PAZ012-017-018-037-041-071000- /O.CAN.KCTP.WS.W.0007.000000T0000Z-131207T1000Z/ /O.EXA.KCTP.WW.Y.0023.000000T0000Z-131207T1000Z/ NORTHERN CLINTON-CLEARFIELD-NORTHERN CENTRE-TIOGA- NORTHERN LYCOMING- INCLUDING THE CITIES OF...RENOVO...DUBOIS...CLEARFIELD... PHILIPSBURG...MANSFIELD...WELLSBORO 1215 AM EST SAT DEC 7 2013 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM EST EARLY THIS MORNING... ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 5 AM EST EARLY THIS MORNING. THE WINTER STORM WARNING HAS BEEN CANCELLED. * LOCATIONS...NORTH-CENTRAL MOUNTAINS. * HAZARD TYPES...SNOW. * SNOW ACCUMULATIONS...2 TO 4 INCHES. * TIMING...PERIODS OF SNOW WILL CONTINUE OVERNIGHT. * IMPACTS...DANGEROUS TRAVEL CONDITIONS WITH SNOW COVERED ROADS. * TEMPERATURES...IN THE UPPER 20S. PRECAUTIONARY/PREPAREDNESS ACTIONS... HAZARDOUS WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. USE CAUTION IF TRAVELING. FOR THE LATEST WEATHER INFORMATION...GO TO WEATHER.GOV/CTP OR STAY TUNED TO NOAA WEATHER RADIO. 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 WITH THE HASHTAG #CTPWX. && $$ PAZ004>006-010-011-019-024>028-033>036-042-045-046-049>053- 056>058-063-071000- /O.CON.KCTP.WW.Y.0023.000000T0000Z-131207T1000Z/ WARREN-MCKEAN-POTTER-ELK-CAMERON-SOUTHERN CENTRE-CAMBRIA-BLAIR- HUNTINGDON-MIFFLIN-JUNIATA-SOMERSET-BEDFORD-FULTON-FRANKLIN- SULLIVAN-SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR- NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL-CUMBERLAND- INCLUDING THE CITIES OF...WARREN...BRADFORD...COUDERSPORT... ST. MARYS...RIDGWAY...EMPORIUM...STATE COLLEGE...JOHNSTOWN... ALTOONA...HUNTINGDON...MOUNT UNION...LEWISTOWN...MIFFLINTOWN... SOMERSET...BEDFORD...MCCONNELLSBURG...CHAMBERSBURG...LAPORTE... LOCK HAVEN...WILLIAMSPORT...LEWISBURG...SELINSGROVE...DANVILLE... SUNBURY...SHAMOKIN...BLOOMSBURG...BERWICK...NEWPORT... HARRISBURG...HERSHEY...POTTSVILLE...CARLISLE 1215 AM EST SAT DEC 7 2013 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST EARLY THIS MORNING... * LOCATIONS...LAUREL HIGHLANDS...CENTRAL MOUNTAINS AND MIDDLE SUSQUEHANNA RIVER VALLEY. * HAZARD TYPES...PERIODS OF SNOW WILL CONTINUE OVERNIGHT. * SNOW ACCUMULATIONS...2 TO 4 INCHES NEAR INTERSTATE 80 WITH 1 TO 2 INCHES SOUTH OF ROUTE 22. * TIMING...PERIODS OF SNOW WILL CONTINUE OVERNIGHT. * IMPACTS...HAZARDOUS TRAVEL ON UNTREATED ROADS. * TEMPERATURES...IN THE LOWER 30S. PRECAUTIONARY/PREPAREDNESS ACTIONS... HAZARDOUS WINTER WEATHER CONDITIONS ARE EXPECTED. USE CAUTION IF TRAVELING. FOR THE LATEST WEATHER INFORMATION...GO TO WEATHER.GOV/CTP OR STAY TUNED TO NOAA WEATHER RADIO. REPORT SNOW OR ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE STATE COLLEGE BY SENDING AN EMAIL TO CTP.STORMREPORTS@NOAA.GOV... POSTING TO THE NWS STATE COLLEGE FACEBOOK PAGE...OR TWEET @NWSSTATECOLLEGE WITH THE HASHTAG #CTPWX. && $$ DEVOIR
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 Dec 6, 7:56 AM EST, 2 hours 30 minutes earlier.
Area forecast discussion, Dec 6, 7:56 AM EST, 2 hours 30 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE STATE COLLEGE PA 756 AM EST FRI DEC 6 2013 .SYNOPSIS... A SERIES OF LOW PRESSURE WAVES WILL TRACK NORTHEAST FROM THE TENNESSEE VALLEY ACROSS THE MID-ATLANTIC STATES TODAY THROUGH SATURDAY...BRINGING A CHANGEOVER TO MIXED AND FROZEN PRECIPITATION TO THE AREA. HIGH PRESSURE WILL PROVIDE A BRIEF RESPITE IN THE RECENTLY ACTIVE EARLY SEASON WINTER WEATHER PATTERN ON SATURDAY. CONFIDENCE IS STEADILY INCREASING FOR A PERIOD OF FROZEN AND FREEZING PRECIPITATION SUNDAY INTO EARLY MONDAY THAT SHOULD EVENTUALLY CHANGE TO RAIN. AN ARCTIC FRONTAL PASSAGE EARLY NEXT WEEK WILL DROP TEMPERATURES WELL BELOW NORMAL THROUGH NEXT WEDNESDAY. && .NEAR TERM /UNTIL 6 PM THIS EVENING/... COLD FRONT IS NOW PRESSING SOUTHEASTWARD ACROSS THE SOUTH CENTRAL MOUNTAINS AND MIDDLE TO LOWER SUSQUEHANNA RIVER VALLEY AS OF 350 AM. TEMPERATURES HAVE DROPPED TO THE LOWER 30S ACROSS THE NORTHWEST MOUNTAINS WHERE OCCASIONAL -FZRA HAS BEEN REPORTED AT KBFD (AT +1C?). TO THE WEST...PERIODS OF SNOW HAVE BEEN REPORTED ALL NIGHT AT KERI AND KHZY. PRECIPITATION SHIELD IS BREAKING UP WITH A LULL IN THE ACTIVITY EVIDENT AS THE FRONTAL WAVE PUSHES OFFSHORE AND THE UPSTREAM WAVE LAGS TO THE SOUTH OVR THE CENTRAL APPALACHIANS. WHILE PRECIPITATION FROM THE UPSTREAM WAVE WONT BEGIN IN EARNEST UNTIL THIS AFTERNOON...THE PATCHY FREEZING DRIZZLE ACROSS THE NORTHWEST MOUNTAINS THIS MORNING NECESSITATES AN EARLIER START TIME FOR THE WINTER WEATHER ADVISORY THERE. WILL RUN FROM THIS MORNING INTO THE PREVIOUSLY ISSUED ADVISORY FOR THE AREA... WHICH CONTINUES THROUGH SATURDAY MORNING. FOR THE REMAINDER OF CENTRAL PA...THE COLDER AIR WILL SPREAD SOUTHEASTWARD BUT AM NOT EXPECTING MUCH IN THE WAY OF FREEZING OR FROZEN PRECIPITATION FOR MUCH OF THE DAY. ONSET OF STEADIER PRECIPITATION THIS AFTERNOON AND EVENING WILL HELP CHANGEOVER TO SLEET AND SNOW ACROSS MUCH OF THE LAURELS...AND THE CENTRAL AND NORTHERN MOUNTAINS. WILL LIKELY EXPAND CURRENT ADVISORIES INTO THE CENTRAL PA MOUNTAINS FOR SNOW AND SLEET ACCUMS LATE THIS AFTERNOON AND EVENINGS AS OVERNIGHT GEFS AND SREF ARE DEPICT AVERAGE/MEDIAN SNOW AND SLEET QPF IN THE .5 TO .65 RANGE. EVEN A 5 TO 1 RATIO PUTS MOST OF THE AREA IN ADVISORY RANGE...SO THE EXPANSION WILL BE WARRANTED. KEPT ALL PREVIOUS HEADLINES AS IS. && .SHORT TERM /6 PM THIS EVENING THROUGH 6 PM SATURDAY/... MODERATE PRECIPITATION SHIELD ASSOCIATED WITH THE LAST IN A SERIES OF SFC WAVES RIPPLING ALONG THE FRONTAL ZONE WILL BRING A WIDESPREAD WINTRY SHOT OF PRECIPITATION TO CENTRAL PA. NEAR TO SHORT TERM GUIDANCE IS POINTING MORE TOWARDS SNOW AND SLEET WITH THIS FEATURE LATE THIS AFTERNOON AND EVENING...WITH A FEW TO SEVERAL INCHES OF SNOW AND SLEET LIKELY FOR MUCH OF CENTRAL PA EXCLUDING SOUTHERN AND EASTERN PORTIONS OF THE SOUTH CENTRAL MOUNTAINS AND THE MIDDLE TO LOWER SUSQ. PRECIP ACROSS THE MIDDLE TO LOWER SUSQ MAY CHANGE TO SNOW BEFORE ENDING SATURDAY MORNING WITH LIGHT IF ANY ACCUMS. SIMILAR TO PREVIOUS MODEL RUNS...BLENDED MDL QPF SUPPORTS A 3-5 INCH SNOWFALL ACROSS THE N TIER. LATEST GUIDANCE SUGGESTS MORE DRAMATIC CHANGEOVER BY THIS EVENING ACROSS THE CENTRAL COUNTIES FOR ADVISORY CRITERIA SNOW/SLEET TO FALL. AS PREVIOUSLY MENTIONED... WILL BE EXPAND WINTER WEATHER ADVISORIES AND UPDATE SNOWFALL MAPS FOR THIS SHORTLY (BEFORE 6 AM FRI) DEEPENING COLD AIR WILL ADVECT INTO THE STATE LATE TONIGHT WITH LINGERING LIGHT SNOW/MIXED PRECIP TAPERING OFF BY 12Z SAT. WITH COLD HIGH PRESSURE BUILDING EASTWARD ACROSS THE UPPER MIDWEST AND NNW FLOW PREVAILING SATURDAY ACROSS CENTRAL PA...WILL SEE THE TRADITIONAL POST FRONTAL STRATUS PERSIST ACROSS THE NORTH AND WEST... WHILE FAR SOUTH AND SOUTHEASTERN AREAS ENJOY PARTIAL CLEARING AND SUNBREAKS FOR MOST OF THE AFTERNOON. && .LONG TERM /SATURDAY NIGHT THROUGH THURSDAY/... 1040+ MB MODIFIED ARCTIC SFC HIGH PRESSURE OVER THE UPPER MIDWEST SATURDAY WILL MIGRATE EASTWARD INTO THE NORTHERN MID-ATLANTIC STATES BY SUNDAY MORNING...SETTING THE STAGE FOR WHAT APPEARS TO BE A CLASSIC OVERRUNNING MIXED PRECIP EVENT FOR LATER SUNDAY INTO MONDAY. 05/12Z DETERMINISTIC MODEL AND ENSEMBLE GUIDANCE SHOWS LOW PRES INITIALLY DEVELOPING ALONG AN INVERTED SFC TROUGH AXIS EXTENDING FROM THE LWR MS/TN VLY NEWD UP THE WEST-SIDE OF THE APPALACHIANS. THE MAIN LOW SHOULD LIFT NWD THRU THE OH VLY/GRT LKS INTO SERN CANADA ON DAYS 5-6. MEANWHILE A SECONDARY/WEAKER AREA OF LOW PRES SHOULD FORM NEAR THE VA/NC COAST AND TRACK NNEWD JUST OFFSHORE SRN NEW ENGLAND. DOWNSTREAM FROM A VIGOROUS MID/UPPER LEVEL TROUGH DIGGING THROUGH THE FOUR CORNERS/SRN ROCKIES...A SURGE OF INTENSE 850-700MB WARM AIR/THETA E/MOISTURE ADVECTION WILL SPREAD QUICKLY NEWD BEHIND A BROAD SWLY FLOW ALOFT AND OVERRUN A RETREATING COLD SECTOR ASSOCIATED WITH THE RETREATING ARCTIC HIGH. THE SYNOPTIC PATTERN LOOKS VERY CONDUCIVE FOR A PERIOD OF FREEZING-TO-FROZEN PCPN AS MSTR AND STG WAA ALOFT FLOWS OVER THE TOP OF A SHALLOW SUB-FZG AIRMASS THAT SHOULD REMAIN ENTRENCHED ALONG/E OF THE ALLEGHENIES VIA LLVL COLD AIR DAMMING/SFC PRES CHANNELING...ENHANCED BY NELY AGEO FLOW AND WET BULB EFFECTS. SFC-850MB TEMPS ARE FCST TO WARM ENOUGH TO CHANGE FREEZING PTYPES TO PLAIN RAIN IN MOST AREAS AROUND MON AFTN BEFORE THE ARCTIC COLD FRONT CROSSES THE REGION MON NGT. THE 12Z GEFS MEAN SHOWS A HIGH PROBABILITY OF A FEW INCHES OF SNOW/SLEET ON THE LEADING EDGE OF THE PRECIP SHIELD FOLLOWED BY POTENTIAL SIGNIFICANT ICE ACCUMS ESPECIALLY FROM THE LAURELS/SCNTRL MTNS INTO THE INTERIOR N-CNTRL PART OF THE CWA. WILL CONTINUE TO HIGHLIGHT THIS SYSTEM IN THE HWO BUT CONFIDENCE IS INCREASING IN AT LEAST AN ADVISORY TYPE EVENT...IF NOT WARNING ASSUMING MOD-HVY ICING VIA FZRA. IN THE WAKE OF THIS SYSTEM...A VERY COLD PATTERN SHOULD GRIP THE REGION THRU THE MIDDLE OF NEXT WEEK WITH TEMPERATURES WELL BELOW NORMAL. SOME LAKE EFFECT SNOW SHOWERS ARE POSSIBLE IN THE COLD CYC FLOW ALOFT ALTHOUGH THE LLVL WINDS MAY HAVE TOO MUCH OF A SW COMPNT WHICH WOULD ORIENT BANDS MORE ALONG THE LAKE ERIE SHORE INTO SW NY. && .AVIATION /12Z FRIDAY THROUGH TUESDAY/... SHOWERS CONTINUE TO STREAM ACROSS SOUTHERN AND CENTRAL PA WITH LIGHT MIXED PRECIPITATION OVER JST AND BFD. THIS STEADY WAVE OF RAIN MOVING THROUGH CENTRAL PA AND THE LOWER SUSQ WILL CONTINUE THROUGH THE MORNING. CIGS FOR MOST TAF SITES HAVE LIFTED TO MVFR...AND WILL REMAIN AROUND MVFR THROUGH THE MORNING AND EARLY AFTERNOON. JST CURRENTLY HAS LIFR CIGS AND WILL SEE THESE CONTINUE THROUGH THE MORNING AND EARLY AFTERNOON BEFORE SLIGHTLY LIFTING. THESE WILL BE MVFR AND LOWER THROUGH TONIGHT. EXPECT THE MIXED PRECIPITATION TO SWITCH TO RAIN THROUGH THE AFTERNOON HOURS BEFORE SWITCHING TO A WINTRY MIX LATE THIS AFTERNOON AND SWITCHING TO SNOW TONIGHT. EXPECT IFR CIGS AND VSBYS TO CONTINUE TONIGHT INTO EARLY TOMORROW. MOST TAF SITES SHOULD BEGIN TO CLEAR EARLY TOMORROW MORNING. OUTLOOK... FRI...MVFR IN RAIN SE. IFR IN SNOW/WINTRY MIX NW. SAT...MVFR SNOW SHOWERS IN THE MOUNTAINS. VFR IN CENTRAL/EASTERN AREAS. SUN...REDUCTIONS DEVELOPING WITH APPROACHING STORM THAT WILL BRING A WINTRY MIX SPREADING SOUTH TO NORTH INTO SUN NIGHT. MON...WIDESPREAD MVFR/IFR ASSOCIATED WITH A PASSING COLD FRONT. && .CTP WATCHES/WARNINGS/ADVISORIES... WINTER WEATHER ADVISORY UNTIL 5 AM EST SATURDAY FOR PAZ004>006- 010-011. WINTER WEATHER ADVISORY FROM 1 PM THIS AFTERNOON TO 5 AM EST SATURDAY FOR PAZ012-017-018-037-041-042. WINTER WEATHER ADVISORY FROM 5 PM THIS AFTERNOON TO 5 AM EST SATURDAY FOR PAZ019-024-025-033-045-046. && SYNOPSIS...DEVOIR NEAR TERM...DEVOIR SHORT TERM...DEVOIR/LA CORTE/STEINBUGL LONG TERM...STEINBUGL AVIATION...CERU/GARTNER
Hazardous weather outlook, Dec 6, 4:43 AM EST, 5 hours 43 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE STATE COLLEGE PA 443 AM EST FRI DEC 6 2013 PAZ026>028-034-049>053-058-070945- HUNTINGDON-MIFFLIN-JUNIATA-BEDFORD-UNION-SNYDER-MONTOUR- NORTHUMBERLAND-COLUMBIA-SCHUYLKILL- 443 AM EST FRI DEC 6 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...TODAY AND TONIGHT. RAIN WILL CHANGE TO A WINTRY MIX THIS AFTERNOON AND EVENING... THEN TAPER OFF AROUND MIDNIGHT. A LIGHT ACCUMULATION OF SNOW IS POSSIBLE AND COULD POTENTIALLY CREATE SLIPPERY ROADS THIS EVENING. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. ANOTHER PERIOD OF MIXED WINTRY PRECIPITATION IS LIKELY SUNDAY INTO MONDAY...WITH LIGHT TO MODERATE SNOW AND ICE ACCUMULATIONS POSSIBLE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. PAZ019-025-045-046-070945- SOUTHERN CENTRE-BLAIR-SOUTHERN CLINTON-SOUTHERN LYCOMING- 443 AM EST FRI DEC 6 2013 ...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM EST SATURDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...TODAY 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. RAIN WILL CHANGE TO A WINTRY MIX THIS AFTERNOON AND EVENING... THEN TAPER OFF AROUND MIDNIGHT. A LIGHT ACCUMULATION OF SNOW IS POSSIBLE AND COULD POTENTIALLY CREATE SLIPPERY ROADS THIS EVENING. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. ANOTHER PERIOD OF MIXED WINTRY PRECIPITATION IS LIKELY SUNDAY INTO MONDAY...WITH LIGHT TO MODERATE SNOW AND ICE ACCUMULATIONS POSSIBLE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. PAZ035-036-056-057-059-063>066-070945- FULTON-FRANKLIN-PERRY-DAUPHIN-LEBANON-CUMBERLAND-ADAMS-YORK- LANCASTER- 443 AM EST FRI DEC 6 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...TODAY AND TONIGHT. THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. A STORM SYSTEM TRACKING WEST OF PENNSYLVANIA COULD SPREAD A WINTRY MIX ACROSS THE AREA LATE SUNDAY OR SUNDAY NIGHT. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. PAZ012-017-018-037-041-042-070945- NORTHERN CLINTON-CLEARFIELD-NORTHERN CENTRE-TIOGA-NORTHERN LYCOMING- SULLIVAN- 443 AM EST FRI DEC 6 2013 ...WINTER WEATHER ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 5 AM EST SATURDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...TODAY 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...SATURDAY THROUGH THURSDAY. ANOTHER PERIOD OF MIXED WINTRY PRECIPITATION IS LIKELY SUNDAY INTO MONDAY...WITH LIGHT TO MODERATE SNOW AND ICE ACCUMULATIONS POSSIBLE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. PAZ004>006-010-011-070945- WARREN-MCKEAN-POTTER-ELK-CAMERON- 443 AM EST FRI DEC 6 2013 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM EST SATURDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...TODAY 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...SATURDAY THROUGH THURSDAY. ANOTHER PERIOD OF MIXED WINTRY PRECIPITATION IS LIKELY SUNDAY INTO MONDAY...WITH LIGHT TO MODERATE SNOW AND ICE ACCUMULATIONS POSSIBLE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. PAZ024-033-070945- CAMBRIA-SOMERSET- 443 AM EST FRI DEC 6 2013 ...WINTER WEATHER ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 5 AM EST SATURDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA. .DAY ONE...TODAY 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...SATURDAY THROUGH THURSDAY. ANOTHER PERIOD OF MIXED WINTRY PRECIPITATION IS LIKELY SUNDAY INTO MONDAY...WITH LIGHT TO MODERATE SNOW AND ICE ACCUMULATIONS POSSIBLE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. DEVOIR
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.