Lake Effect Snow Warning 2, NWS State College, PA

582 
WWUS41 KCTP 190526
WSWCTP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
1226 AM EST SAT DEC 19 2015

PAZ004-200300-
/O.CON.KCTP.LE.W.0002.000000T0000Z-151220T0300Z/
WARREN-
INCLUDING THE CITY OF...WARREN
1226 AM EST SAT DEC 19 2015

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 10 PM EST
THIS EVENING...

* HAZARDS...HEAVY LAKE EFFECT SNOW.

* SNOW ACCUMULATIONS...4 TO 8 INCHES MAINLY NORTH OF ROUTE 6. 
  LOCALIZED HIGHER AMOUNTS POSSIBLE IN THE MOST PERSISTENT BANDS.

* PERIOD OF MOST INTENSE SNOW...MIDNIGHT THROUGH NOON SATURDAY.

* IMPACTS...SNOW COVERED ROADS AND BLOWING SNOW. LOCALIZED RAPID
  SNOW ACCUMULATION AND SHARPLY REDUCED VISIBILITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO DRY WEATHER JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO
FOR FURTHER DETAILS OR UPDATES.

REPORT SNOW ACCUMULATION TO THE NATIONAL WEATHER SERVICE IN 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.

&&

$$

PAZ005-200300-
/O.CON.KCTP.LE.Y.0003.000000T0000Z-151220T0300Z/
MCKEAN-
INCLUDING THE CITY OF...BRADFORD
1226 AM EST SAT DEC 19 2015

...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 10 PM EST
THIS EVENING...

* HAZARDS...LAKE EFFECT SNOW.

* SNOW ACCUMULATIONS...3 TO 6 INCHES MAINLY NORTH OF ROUTE 6. 
  LOCALIZED HIGHER AMOUNTS POSSIBLE IN THE MOST PERSISTENT BANDS.

* PERIOD OF MOST INTENSE SNOW...MIDNIGHT THROUGH NOON SATURDAY.

* IMPACTS...SNOW COVERED ROADS AND BLOWING SNOW. LOCALIZED RAPID
  SNOW ACCUMULATION AND SHARPLY REDUCED VISIBILITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS.

REPORT SNOW ACCUMULATION TO THE NATIONAL WEATHER SERVICE IN 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. 

&&

$$

097 
WWUS41 KCTP 190858
WSWCTP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
358 AM EST SAT DEC 19 2015

PAZ004-200300-
/O.CON.KCTP.LE.W.0002.000000T0000Z-151220T0300Z/
WARREN-
INCLUDING THE CITY OF...WARREN
358 AM EST SAT DEC 19 2015

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 10 PM EST
THIS EVENING...

* SNOW ACCUMULATIONS...4 TO 8 INCHES MAINLY NORTH OF ROUTE 6. 
  LOCALIZED HIGHER AMOUNTS POSSIBLE IN THE MOST PERSISTENT BANDS.

* PERIOD OF MOST INTENSE SNOW...THROUGH NOON SATURDAY.

* IMPACTS...SNOW COVERED ROADS AND BLOWING SNOW. LOCALIZED RAPID 
  SNOW ACCUMULATION AND SHARPLY REDUCED VISIBILITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO DRY WEATHER JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO
FOR FURTHER DETAILS OR UPDATES.

REPORT SNOW ACCUMULATION TO THE NATIONAL WEATHER SERVICE IN 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.

&&

$$

PAZ005-200300-
/O.CON.KCTP.LE.Y.0003.000000T0000Z-151220T0300Z/
MCKEAN-
INCLUDING THE CITY OF...BRADFORD
358 AM EST SAT DEC 19 2015

...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 10 PM EST
THIS EVENING...

* SNOW ACCUMULATIONS...3 TO 6 INCHES MAINLY NORTH OF ROUTE 6. 
  LOCALIZED HIGHER AMOUNTS POSSIBLE IN THE MOST PERSISTENT BANDS.

* PERIOD OF MOST INTENSE SNOW...THROUGH NOON SATURDAY.

* IMPACTS...SNOW COVERED ROADS AND BLOWING SNOW. LOCALIZED RAPID 
  SNOW ACCUMULATION AND SHARPLY REDUCED VISIBILITY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW
IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL
BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN
ROAD AND VISIBILITY CONDITIONS.

REPORT SNOW ACCUMULATION TO THE NATIONAL WEATHER SERVICE IN 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.

&&

$$
MS

562 
WWUS41 KCTP 200112
WSWCTP

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE STATE COLLEGE PA
812 PM EST SAT DEC 19 2015

DEFAULT OVERVIEW SECTION
PAZ004-200215-
/O.CAN.KCTP.LE.W.0002.000000T0000Z-151220T0300Z/
WARREN-
812 PM EST SAT DEC 19 2015

...LAKE EFFECT SNOW WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS CANCELLED THE
LAKE EFFECT SNOW WARNING.

ANY REMAINING LIGHT SNOW WILL TAPER TO FLURRIES THIS EVENING.

$$

PAZ005-200215-
/O.CAN.KCTP.LE.Y.0003.000000T0000Z-151220T0300Z/
MCKEAN-
812 PM EST SAT DEC 19 2015

...LAKE EFFECT SNOW ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN STATE COLLEGE HAS CANCELLED THE
LAKE EFFECT SNOW ADVISORY.

ANY REMAINING LIGHT SNOW WILL TAPER TO FLURRIES THIS EVENING.

$$

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE STATE COLLEGE PA
206 AM EST FRI DEC 18 2015

.SYNOPSIS...
A SHORT-LIVED COLD SNAP WILL OCCUR OVER THE REGION TODAY AND
SATURDAY WITH BANDS OF LAKE EFFECT SNOW IMPACTING AREAS JUST
DOWNWIND OF LAKE ERIE...AND ALSO ACROSS THE LAUREL HIGHLANDS OF
SOUTHWESTERN PENNSYLVANIA. ABOVE NORMAL TEMPERATURES MAKE A RETURN
FOR SUNDAY...AND CONTINUE RIGHT THROUGH CHRISTMAS. PRIOR TO THE
HOLIDAY...ANOTHER PERIOD OF RAIN APPEARS LIKELY HEADING INTO THE
MIDDLE OF NEXT WEEK.

&&

.NEAR TERM /UNTIL 8 AM THIS MORNING/...
SFC COLD FRONT HAS CLEARED OUR FAR SE ZONES...AND HAS TAKEN WITH
IT THE AREAS OF FOG. AN AREA OF PARTIAL CLEARING WAS OCCURRING IN
ITS WAKE THANKS TO LLVL DOWNSLOPE FLOW OF DRIER AIR...AND IN
ADVANCE OF MORE SIGNIFICANT COOLING ALOFT.

ACROSS THE NW HALF OF THE CWA...EXTENSIVE BLANKET OF SHALLOW AND
GENERALLY WARM STRATO CU WILL OCCUR AS THE COLD AIR SPREADS EAST
AND GRADUALLY DEEPENS. TEMPS WITHIN THIS LOW CLOUD LAYER WILL
START OUT AT -4 TO -6C...THEN DROP TO -7 TO -10C BY DAYBREAK WITH
SOME FLURRIES/SCT LIGHT SNOW SHOWERS OR SPOTTY LIGHT FREEZING
DRIZZLE POSSIBLE ACROSS FAVORED UPSLOPE AREAS NEAR...AND TO THE
WEST OF THE RT 219 CORRIDOR.

MIN TEMPS WILL RANGE FROM THE UPPER 20S NORTHWEST TO THE UPPER
30S SOUTHEAST.

&&

.SHORT TERM /8 AM THIS MORNING THROUGH SATURDAY NIGHT/...
*SIGNIFICANT LAKE EFFECT SNOW POSSIBLE IN THE NORTHWEST PA SNOWBELT
 FRIDAY NIGHT AND SATURDAY*

SOME LEGITIMATELY COLD AIR WILL OVERSPREAD THE AREA THIS PERIOD
WITH CYCLONIC FLOW AND INCREASING INSTABILITY RESULTING IN SOME
SIGNIFICANT LAKE EFFECT SNOW ACCUMULATION DOWNWIND OF LAKE ERIE.
THE BEST WESTERLY TRAJECTORIES WILL COINCIDE WITH PEAK SNOW BAND
INTENSITY OVERNIGHT FRIDAY INTO SATURDAY AFTERNOON. CONTINUED TO
UTILIZE WPC QPF AND SNOWFALL GUIDANCE WHICH LEADS TO 3 TO 6+ INCH
TOTALS IN THE PERENNIAL NORTHWEST SNOWBELT LOCATIONS IN WARREN AND
MCKEAN COUNTY MAINLY TO THE NORTH OF ROUTE 6. DURATION OF EVENT
WILL BE ABOUT 18-24 HRS WITH IMPACTS BEGINNING AFTER 00Z SAT. FOR
NOW WILL STICK WITH THE LAKE EFFECT SNOW WATCH...BUT ALIGNMENT OF
ACCUMULATIONS BEGINNING TO POINT TOWARDS A WARNING LIKELY FOR
MAINLY NW HALF OF WARREN CO AND ADVISORY LEVEL SNOWS INTO MCKEAN
CO. THE HIGHEST CONFIDENCE OF LOCALIZED 6+ INCH AMOUNTS REMAINS OVER
NORTHERN WARREN COUNTY. SNOW BANDS SHOULD WEAKEN BY SATURDAY
EVENING AND TAPER OFF/DISSIPATE LATER SATURDAY NIGHT.

OTHERWISE...COLDER TEMPS ARRIVE FRI AND SAT AS TEMPS FALL BACK TO
AROUND SEASONAL NORMALS. A BREEZE WILL ADD AN ADDITIONAL CHILL TO
THE AIR FRI AFTERNOON AND SAT.

&&

.LONG TERM /SUNDAY THROUGH THURSDAY/...
HIGH PRESSURE SUPPORTS HIGH CONFIDENCE OF DRY WEATHER ON SUNDAY
WITH MODERATING TEMPERATURES AND LIGHTER WINDS. A RATHER RAPID
REBOUND FROM THE CANADIAN AIRMASS INTRUSION IS EXPECTED THRU NEXT
WEEK...WITH A QUICK RETURN TO UNSEASONABLY MILD SW FLOW AND WAA
PATTERN FAVORING ABOVE NORMAL TEMPERATURE READINGS THROUGH
CHRISTMAS EVE. THE 17/12Z GUIDANCE CONTINUES TO POINT TOWARD AN
INCREASINGLY UNSETTLED AND POTENTIALLY WET PRECIPITATION PATTERN
DEVELOPING MON-THU WITH SEVERAL OPPORTUNITIES FOR RAIN AND BREEZY
CONDITIONS. THERE IS NO SNOW IN THE FORECAST THROUGH CHRISTMAS
EVE.

LONGER RANGE POINTING TOWARD A COLD FRONT AROUND CHRISTMAS
EVE/CHRISTMAS DAY...WITH SOME COOLER AIR WORKING IN - ESP
NORTHERN AREAS. NO BIG COLD AIR OUTBREAK ON THE HORIZON THOUGH.

&&

.AVIATION /07Z FRIDAY THROUGH TUESDAY/...
VERY SLOW IMPROVEMENT IS UNDER WAY AS DRIER WNW FLOW ESTABLISHES
OVER THE AREA. COOLER AND DRIER AIR WILL CONTINUE THE GRADUAL
IMPROVING CONDITIONS TO MOST OF THE REGION OVERNIGHT. THE
EXCEPTION WILL BE THE USUAL CULPRITS OF THE HIGH TERRAIN OF WESTERN
AND NORTHERN TERMINALS WHERE IFR/MVFR CEILINGS WILL CONTINUE INTO
FRIDAY.

OUTLOOK...

FRI...MVFR EARLY NW BECOMING VFR. MAINLY VFR ELSEWHERE.

SAT...GUSTY WEST WINDS. SHSN/REDUCED VSBYS POSS KBFD...MAINLY AM.

SUN...NO SIG WX EXPECTED.

MON...PM SHRA/LOW CIGS POSS NW.

TUE...NO SIG WX EXPECTED.

&&

.CTP WATCHES/WARNINGS/ADVISORIES...
LAKE EFFECT SNOW WATCH FROM THIS EVENING THROUGH SATURDAY
EVENING FOR PAZ004-005.

&&

SYNOPSIS...LAMBERT
NEAR TERM...LAMBERT
SHORT TERM...GARTNER/RXR
LONG TERM...RXR
AVIATION...LA CORTE

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE STATE COLLEGE PA
340 AM EST THU DEC 17 2015

PAZ006-010>012-017>019-024>028-033>037-041-042-045-046-049>053-
056>059-063>066-180845-
POTTER-ELK-CAMERON-NORTHERN CLINTON-CLEARFIELD-NORTHERN CENTRE-
SOUTHERN CENTRE-CAMBRIA-BLAIR-HUNTINGDON-MIFFLIN-JUNIATA-SOMERSET-
BEDFORD-FULTON-FRANKLIN-TIOGA-NORTHERN LYCOMING-SULLIVAN-
SOUTHERN CLINTON-SOUTHERN LYCOMING-UNION-SNYDER-MONTOUR-
NORTHUMBERLAND-COLUMBIA-PERRY-DAUPHIN-SCHUYLKILL-LEBANON-CUMBERLAND-
ADAMS-YORK-LANCASTER-
340 AM EST THU DEC 17 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

PAZ004-005-180845-
WARREN-MCKEAN-
340 AM EST THU DEC 17 2015

...LAKE EFFECT SNOW WATCH IN EFFECT FROM FRIDAY EVENING THROUGH
SATURDAY EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL PENNSYLVANIA.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

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

   LAKE EFFECT SNOW WATCH.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.