Alert archive / New York / Lake Effect Snow Advisories in 2010

Lake Effect Snow Advisory 13, NWS Buffalo, NY

December 15, 201013 counties in New York

NWS Buffalo, NY issued this lake effect snow advisory at Dec 15, 2010, 3:40 PM EST for 13 counties in New York. It took effect at Dec 15, 2010, 4:00 PM EST. It was in force for 28 hr.

The area

The counties it named.

The facts

Issued
Dec 15, 2010, 3:40 PM EST (20:40 UTC)
In effect from
Dec 15, 2010, 4:00 PM EST
Expired
Dec 16, 2010, 7:49 PM EST
In force
28 hr
Issued by
NWS Buffalo, NY

Counties Allegany County, NY, Cattaraugus County, NY, Cayuga County, NY, Chautauqua County, NY, Erie County, NY, Genesee County, NY, Jefferson County, NY, Lewis County, NY, Monroe County, NY, Niagara County, NY, Orleans County, NY, Wayne County, NY, Wyoming County, NY

The radar

The Buffalo radar (KBUF), 80 km from the middle of the area, began a volume at 20:43 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, 8.7 hours before the alert went out and 77 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Buffalo Intl Airport, NY at 12:00Z on 2010-12-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Buffalo Intl Airport, NY at 12:00Z on 2010-12-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
971 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
-16 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

999
WWUS41 KBUF 152040
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
340 PM EST WED DEC 15 2010

NYZ019-020-160445-
/O.CAN.KBUF.LE.W.0008.000000T0000Z-101215T2100Z/
/O.NEW.KBUF.LE.Y.0013.101215T2100Z-101216T1100Z/
CHAUTAUQUA-CATTARAUGUS-
INCLUDING THE CITIES OF...JAMESTOWN...OLEAN
340 PM EST WED DEC 15 2010

...LAKE EFFECT SNOW ADVISORY IN EFFECT UNTIL 6 AM EST THURSDAY...
...LAKE EFFECT SNOW WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 6 AM EST THURSDAY. THE
LAKE EFFECT SNOW WARNING HAS BEEN CANCELLED. 

* LOCATIONS...CHAUTAUQUA AND CATTARAUGUS COUNTIES.

* TIMING...THROUGH 6 AM THURSDAY.

* ACCUMULATIONS...4 TO 7 INCHES WITH THE GREATEST AMOUNTS ON THE
  CHAUTAUQUA RIDGE AND NORTHERN CATTARAUGUS COUNTY.

* WINDS...WEST 15 TO 20 MPH WITH GUSTS TO 30 MPH.

* VISIBILITIES...LESS THAN A QUARTER MILE AT TIMES.

* IMPACTS...PERIODS OF HEAVY SNOW AND BLOWING SNOW WILL PRODUCE
  VERY DIFFICULT TRAVEL CONDITIONS AT TIMES.

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.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

NYZ004>006-160445-
/O.EXT.KBUF.LE.W.0008.000000T0000Z-101216T2300Z/
WAYNE-NORTHERN CAYUGA-OSWEGO-
INCLUDING THE CITIES OF...NEWARK...FAIR HAVEN...OSWEGO
340 PM EST WED DEC 15 2010

...LAKE EFFECT SNOW WARNING NOW IN EFFECT UNTIL 6 PM EST
THURSDAY...

THE LAKE EFFECT SNOW WARNING IS NOW IN EFFECT UNTIL 6 PM EST
THURSDAY. 

* LOCATIONS...WAYNE COUNTY EASTWARD INTO OSWEGO COUNTY.

* TIMING...THROUGH 6 PM THURSDAY.

* ACCUMULATIONS...6 TO 12 INCHES IN THE MOST PERSISTENT BANDS.

* WINDS...WEST 15 TO 20 MPH WITH GUSTS TO 30 MPH.

* VISIBILITIES...LESS THAN A QUARTER MILE AT TIMES.

* IMPACTS...PERIODS OF HEAVY SNOW AND BLOWING SNOW WILL PRODUCE 
  VERY DIFFICULT TRAVEL CONDITIONS AT TIMES. 

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.

IF YOU LOSE POWER AND PLAN ON RUNNING A GENERATOR...MAKE SURE
THAT THE GENERATOR IS LOCATED OUTDOORS AND IS PROPERLY
VENTILATED. SPACE HEATERS SHOULD ALSO BE PROPERLY VENTILATED AND
USED ONLY IF THEY ARE OPERATING PROPERLY. MAKE SURE SNOW DOES NOT
BLOCK EXHAUSTS AND FRESH AIR INTAKES FOR HIGH EFFICIENCY FURNACES
AND WATER HEATERS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

NYZ001>003-010>012-085-160445-
/O.NEW.KBUF.LE.Y.0013.101215T2100Z-101216T1100Z/
NIAGARA-ORLEANS-MONROE-NORTHERN ERIE-GENESEE-WYOMING-
SOUTHERN ERIE-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER...
BUFFALO...BATAVIA...WARSAW...ORCHARD PARK...SPRINGVILLE
340 PM EST WED DEC 15 2010

...LAKE EFFECT SNOW ADVISORY IN EFFECT UNTIL 6 AM EST THURSDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 6 AM EST THURSDAY. 

* LOCATIONS...ACROSS NORTHERN ERIE...NIAGARA...ORLEANS...GENESEE...WYOMING
  AND MONROE COUNTIES.

* TIMING...THROUGH 6 AM THURSDAY.

* ACCUMULATIONS...3 TO 7 INCHES WITH THE GREATEST AMOUNTS
  ACROSS EASTERN ERIE...WESTERN WYOMING AND SOUTHERN GENESEE
  COUNTIES.

* WINDS...WEST 15 TO 20 MPH WITH GUSTS TO 30 MPH.

* VISIBILITIES...LESS THAN ONE QUARTER MILE AT TIMES.

* IMPACTS...PERIODS OF HEAVY SNOW AND BLOWING SNOW WILL PRODUCE
  VERY DIFFICULT TRAVEL CONDITIONS AT TIMES.

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.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

NYZ008-160445-
/O.NEW.KBUF.LE.Y.0013.101216T0500Z-101216T2300Z/
LEWIS-
INCLUDING THE CITY OF...LOWVILLE
340 PM EST WED DEC 15 2010

...LAKE EFFECT SNOW ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM EST THURSDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM
EST THURSDAY. 

* LOCATIONS...LEWIS COUNTY.

* TIMING...FROM MIDNIGHT THROUGH 6 PM THURSDAY.

* ACCUMULATIONS...4 TO 7 INCHES...ESPECIALLY WEST OF LOWVILLE.

* WINDS...NORTHWEST WIND 15 TO 20 MPH BECOMING WEST. GUSTS TO 30 MPH.

* VISIBILITIES...LESS THAN ONE QUARTER MILE AT TIMES.

* IMPACTS...PERIODS OF HEAVY SNOW AND BLOWING SNOW WILL PRODUCE
  HAZARDOUS DRIVING CONDITIONS AT TIMES.

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.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$
7 follow-up statements
393 
WWUS41 KBUF 160305
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
1005 PM EST WED DEC 15 2010

NYZ010-019-085-160415-
/O.CAN.KBUF.LE.Y.0013.000000T0000Z-101216T1100Z/
NORTHERN ERIE-CHAUTAUQUA-SOUTHERN ERIE-
INCLUDING THE CITIES OF...BUFFALO...JAMESTOWN...ORCHARD PARK...
SPRINGVILLE
1005 PM EST WED DEC 15 2010

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

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

$$

NYZ004>006-161115-
/O.CON.KBUF.LE.W.0008.000000T0000Z-101216T2300Z/
WAYNE-NORTHERN CAYUGA-OSWEGO-
INCLUDING THE CITIES OF...NEWARK...FAIR HAVEN...OSWEGO
1005 PM EST WED DEC 15 2010

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 6 PM EST
THURSDAY...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 6 PM EST
THURSDAY. 

* LOCATIONS...WAYNE COUNTY EASTWARD INTO OSWEGO COUNTY.

* TIMING...THROUGH 6 PM THURSDAY.

* ACCUMULATIONS...6 TO 12 INCHES IN THE MOST PERSISTENT BANDS.

* WINDS...WEST 15 TO 20 MPH WITH GUSTS TO 30 MPH.

* VISIBILITIES...LESS THAN A QUARTER MILE AT TIMES.

* IMPACTS...PERIODS OF HEAVY SNOW AND BLOWING SNOW WILL PRODUCE 
  VERY DIFFICULT TRAVEL CONDITIONS AT TIMES. 

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.

IF YOU LOSE POWER AND PLAN ON RUNNING A GENERATOR...MAKE SURE
THAT THE GENERATOR IS LOCATED OUTDOORS AND IS PROPERLY
VENTILATED. SPACE HEATERS SHOULD ALSO BE PROPERLY VENTILATED AND
USED ONLY IF THEY ARE OPERATING PROPERLY. MAKE SURE SNOW DOES NOT
BLOCK EXHAUSTS AND FRESH AIR INTAKES FOR HIGH EFFICIENCY FURNACES
AND WATER HEATERS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

NYZ007-021-161100-
/O.EXA.KBUF.LE.Y.0013.000000T0000Z-101216T1100Z/
JEFFERSON-ALLEGANY-
INCLUDING THE CITIES OF...WATERTOWN...WELLSVILLE
1005 PM EST WED DEC 15 2010

...LAKE EFFECT SNOW ADVISORY IN EFFECT UNTIL 6 AM EST THURSDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 6 AM EST THURSDAY. 

* LOCATIONS...JEFFERSON COUNTY AND ALLEGANY COUNTY.

* TIMING...THROUGH 6 AM THURSDAY.

* ACCUMULATIONS...3 TO 5 INCHES.

* WINDS...WEST 15 TO 25 MPH.

* VISIBILITIES...LESS THAN ONE QUARTER MILE AT TIMES.

* IMPACTS...PERIODS OF HEAVY SNOW AND BLOWING SNOW WILL PRODUCE 
  VERY DIFFICULT TRAVEL CONDITIONS AT TIMES. 

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.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

NYZ008-161115-
/O.EXT.KBUF.LE.Y.0013.101216T0305Z-101216T2300Z/
LEWIS-
INCLUDING THE CITY OF...LOWVILLE
1005 PM EST WED DEC 15 2010

...LAKE EFFECT SNOW ADVISORY NOW IN EFFECT UNTIL 6 PM EST
THURSDAY...

THE LAKE EFFECT SNOW ADVISORY IS NOW IN EFFECT UNTIL 6 PM EST
THURSDAY. 

* LOCATIONS...LEWIS COUNTY.

* TIMING...FROM MIDNIGHT THROUGH 6 PM THURSDAY.

* ACCUMULATIONS...4 TO 7 INCHES...ESPECIALLY WEST OF LOWVILLE.

* WINDS...NORTHWEST WIND 15 TO 20 MPH BECOMING WEST. GUSTS TO 30 
  MPH.

* VISIBILITIES...LESS THAN ONE QUARTER MILE AT TIMES.

* IMPACTS...PERIODS OF HEAVY SNOW AND BLOWING SNOW WILL PRODUCE 
  HAZARDOUS DRIVING CONDITIONS AT TIMES. 

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.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

NYZ001>003-011-012-020-161100-
/O.CON.KBUF.LE.Y.0013.000000T0000Z-101216T1100Z/
NIAGARA-ORLEANS-MONROE-GENESEE-WYOMING-CATTARAUGUS-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER...
BATAVIA...WARSAW...OLEAN
1005 PM EST WED DEC 15 2010

...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST
THURSDAY...

A LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST
THURSDAY. 

* LOCATIONS...ACROSS NORTHERN ERIE...NIAGARA...ORLEANS... 
  GENESEE...WYOMING AND MONROE COUNTIES. 

* TIMING...THROUGH 6 AM THURSDAY.

* ACCUMULATIONS...3 TO 7 INCHES.

* WINDS...WEST 15 TO 25 MPH.

* VISIBILITIES...LESS THAN ONE QUARTER MILE AT TIMES.

* IMPACTS...PERIODS OF HEAVY SNOW AND BLOWING SNOW WILL PRODUCE 
  VERY DIFFICULT TRAVEL CONDITIONS AT TIMES. 

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.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$
999
WWUS41 KBUF 160937
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
437 AM EST THU DEC 16 2010

NYZ004-005-161500-
/O.CAN.KBUF.LE.W.0008.000000T0000Z-101216T2300Z/
/O.EXB.KBUF.LE.Y.0013.000000T0000Z-101216T1500Z/
WAYNE-NORTHERN CAYUGA-
INCLUDING THE CITIES OF...NEWARK...FAIR HAVEN
437 AM EST THU DEC 16 2010

...LAKE EFFECT SNOW ADVISORY IN EFFECT UNTIL 10 AM EST THIS
MORNING...
...LAKE EFFECT SNOW WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM EST THIS MORNING.
THE LAKE EFFECT SNOW WARNING HAS BEEN CANCELLED. 

* LOCATIONS...WAYNE AND NORTHERN CAYUGA COUNTIES.

* TIMING...THROUGH 10 AM TODAY.

* ACCUMULATIONS...ADDITIONAL 2 TO 4 INCHES BEFORE DRIFTING NORTH
  OF THE AREA.

* WINDS...SOUTHWEST 10 TO 20 MPH.

* VISIBILITIES...LESS THAN ONE HALF MILE AT TIMES.

* IMPACTS...SLOW DRIVING CONDITIONS WITHIN THE LAKE EFFECT BANDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

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.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

NYZ007-161745-
/O.CAN.KBUF.LE.Y.0013.000000T0000Z-101216T1100Z/
/O.EXB.KBUF.LE.W.0008.101216T1800Z-101217T0600Z/
JEFFERSON-
INCLUDING THE CITY OF...WATERTOWN
437 AM EST THU DEC 16 2010

...LAKE EFFECT SNOW WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO
1 AM EST FRIDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO
1 AM EST FRIDAY.  

* LOCATIONS...JEFFERSON COUNTY..

* TIMING...BEGINNING EARLY IN THE AFTERNOON AND CONTINUING THROUGH
  AROUND MIDNIGHT.

* ACCUMULATIONS...3 TO 6 INCHES THIS AFTERNOON AND ANOTHER 3 TO 6
  INCHES THE FIRST HALF OF TONIGHT.

* WINDS...WEST TO SOUTHWEST 15 TO 25 MPH.

* VISIBILITIES...LESS THAN ONE QUARTER MILE AT TIMES.

* IMPACTS...PERIODS OF HEAVY SNOW AND BLOWING SNOW WILL PRODUCE
  VERY DIFFICULT TRAVEL CONDITIONS AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

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.

IF YOU LOSE POWER AND PLAN ON RUNNING A GENERATOR...MAKE SURE
THAT THE GENERATOR IS LOCATED OUTDOORS AND IS PROPERLY
VENTILATED. SPACE HEATERS SHOULD ALSO BE PROPERLY VENTILATED AND
USED ONLY IF THEY ARE OPERATING PROPERLY. MAKE SURE SNOW DOES NOT
BLOCK EXHAUSTS AND FRESH AIR INTAKES FOR HIGH EFFICIENCY FURNACES
AND WATER HEATERS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

NYZ001>003-011-012-020-021-161045-
/O.CAN.KBUF.LE.Y.0013.000000T0000Z-101216T1100Z/
NIAGARA-ORLEANS-MONROE-GENESEE-WYOMING-CATTARAUGUS-ALLEGANY-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER...
BATAVIA...WARSAW...OLEAN...WELLSVILLE
437 AM EST THU DEC 16 2010

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

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

LAKE EFFECT SNOWS WILL BE LIGHTER TODAY. ADDITIONAL ACCUMULATIONS
WILL BE AN INCH OR TWO.

$$

NYZ006-161745-
/O.CON.KBUF.LE.W.0008.000000T0000Z-101216T2300Z/
OSWEGO-
INCLUDING THE CITY OF...OSWEGO
437 AM EST THU DEC 16 2010

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING. 

* LOCATIONS...OSWEGO COUNTY...STARTING OVER THE SOUTH PART OF THE
  COUNTY AND MOVING TO THE TUG HILL AREA DURING THE DAY.

* TIMING...THROUGH 6 PM TODAY.

* ACCUMULATIONS...AN ADDITIONAL 3 TO 6 INCHES IN THE MOST
  PERSISTENT BANDS...MAINLY OVER THE TUG HILL PORTION OF THE
  COUNTY.

* WINDS...WEST 10 TO 20 MPH.

* VISIBILITIES...LESS THAN A QUARTER MILE AT TIMES.

* IMPACTS...PERIODS OF HEAVY SNOW WILL PRODUCE DIFFICULT TRAVEL
  CONDITIONS AT TIMES.

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.

IF YOU LOSE POWER AND PLAN ON RUNNING A GENERATOR...MAKE SURE
THAT THE GENERATOR IS LOCATED OUTDOORS AND IS PROPERLY
VENTILATED. SPACE HEATERS SHOULD ALSO BE PROPERLY VENTILATED AND
USED ONLY IF THEY ARE OPERATING PROPERLY. MAKE SURE SNOW DOES NOT
BLOCK EXHAUSTS AND FRESH AIR INTAKES FOR HIGH EFFICIENCY FURNACES
AND WATER HEATERS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

NYZ008-161745-
/O.CON.KBUF.LE.Y.0013.000000T0000Z-101216T2300Z/
LEWIS-
INCLUDING THE CITY OF...LOWVILLE
437 AM EST THU DEC 16 2010

...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST
THIS EVENING...

A LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING. 

* LOCATIONS...LEWIS COUNTY.

* TIMING...FROM MIDNIGHT THROUGH 6 PM THURSDAY.

* ACCUMULATIONS...3 TO 5 INCHES TODAY...ESPECIALLY WEST OF LOWVILLE.

* WINDS...NORTHWEST WIND 15 TO 20 MPH BECOMING WEST. GUSTS TO 30 
  MPH. 

* VISIBILITIES...LESS THAN ONE HALF MILE AT TIMES.

* IMPACTS...PERIODS OF SNOW WILL PRODUCE HAZARDOUS DRIVING
  CONDITIONS AT TIMES.

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.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

SAGE
999
WWUS41 KBUF 161131
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
631 AM EST THU DEC 16 2010

NYZ006-161945-
/O.CON.KBUF.LE.W.0008.000000T0000Z-101216T2300Z/
OSWEGO-
INCLUDING THE CITY OF...OSWEGO
631 AM EST THU DEC 16 2010

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING. 

* LOCATIONS...OSWEGO COUNTY...STARTING OVER THE SOUTH PART OF 
  THE COUNTY AND MOVING TO THE TUG HILL AREA DURING THE DAY. 

* TIMING...THROUGH 6 PM TODAY.

* ACCUMULATIONS...AN ADDITIONAL 3 TO 6 INCHES IN THE MOST
  PERSISTENT BANDS AS IT MOVES NORTHWARD.

* WINDS...WEST 10 TO 20 MPH.

* VISIBILITIES...LESS THAN A QUARTER MILE AT TIMES.

* IMPACTS...PERIODS OF HEAVY SNOW WILL PRODUCE VERY DIFFICULT
  TRAVEL CONDITIONS AT TIMES.

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.

IF YOU LOSE POWER AND PLAN ON RUNNING A GENERATOR...MAKE SURE
THAT THE GENERATOR IS LOCATED OUTDOORS AND IS PROPERLY
VENTILATED. SPACE HEATERS SHOULD ALSO BE PROPERLY VENTILATED AND
USED ONLY IF THEY ARE OPERATING PROPERLY. MAKE SURE SNOW DOES NOT
BLOCK EXHAUSTS AND FRESH AIR INTAKES FOR HIGH EFFICIENCY FURNACES
AND WATER HEATERS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

NYZ007-161945-
/O.CON.KBUF.LE.W.0008.101216T1800Z-101217T0600Z/
JEFFERSON-
INCLUDING THE CITY OF...WATERTOWN
631 AM EST THU DEC 16 2010

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 1 AM EST FRIDAY...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 1 AM EST FRIDAY. 

* LOCATIONS...JEFFERSON COUNTY..

* TIMING...BEGINNING EARLY IN THE AFTERNOON AND CONTINUING 
  THROUGH AROUND MIDNIGHT. 

* ACCUMULATIONS...3 TO 6 INCHES THIS AFTERNOON AND ANOTHER 3 TO 
  6 INCHES THE FIRST HALF OF TONIGHT. 

* WINDS...WEST TO SOUTHWEST 15 TO 25 MPH.

* VISIBILITIES...LESS THAN ONE QUARTER MILE AT TIMES.

* IMPACTS...PERIODS OF HEAVY SNOW AND BLOWING SNOW WILL PRODUCE 
  VERY DIFFICULT TRAVEL CONDITIONS AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

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.

IF YOU LOSE POWER AND PLAN ON RUNNING A GENERATOR...MAKE SURE
THAT THE GENERATOR IS LOCATED OUTDOORS AND IS PROPERLY
VENTILATED. SPACE HEATERS SHOULD ALSO BE PROPERLY VENTILATED AND
USED ONLY IF THEY ARE OPERATING PROPERLY. MAKE SURE SNOW DOES NOT
BLOCK EXHAUSTS AND FRESH AIR INTAKES FOR HIGH EFFICIENCY FURNACES
AND WATER HEATERS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

NYZ004-005-161500-
/O.CON.KBUF.LE.Y.0013.000000T0000Z-101216T1500Z/
WAYNE-NORTHERN CAYUGA-
INCLUDING THE CITIES OF...NEWARK...FAIR HAVEN
631 AM EST THU DEC 16 2010

...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
THIS MORNING...

A LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 10 AM EST
THIS MORNING. 

* LOCATIONS...WAYNE AND NORTHERN CAYUGA COUNTIES.

* TIMING...THROUGH 10 AM TODAY.

* ACCUMULATIONS...ADDITIONAL 2 TO 4 INCHES BEFORE DRIFTING NORTH 
  OF THE AREA. 

* WINDS...SOUTHWEST 10 TO 20 MPH.

* VISIBILITIES...LESS THAN ONE HALF MILE AT TIMES.

* IMPACTS...SLOW DRIVING CONDITIONS WITHIN THE LAKE EFFECT BANDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

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.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

NYZ008-161945-
/O.CON.KBUF.LE.Y.0013.000000T0000Z-101216T2300Z/
LEWIS-
INCLUDING THE CITY OF...LOWVILLE
631 AM EST THU DEC 16 2010

...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST
THIS EVENING...

A LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING. 

* LOCATIONS...LEWIS COUNTY.

* TIMING...FROM MIDNIGHT THROUGH 6 PM THURSDAY.

* ACCUMULATIONS...3 TO 5 INCHES TODAY...ESPECIALLY WEST OF 
  LOWVILLE.

* WINDS...NORTHWEST WIND 15 TO 20 MPH BECOMING WEST. GUSTS TO 30 
  MPH. 

* VISIBILITIES...LESS THAN ONE HALF MILE AT TIMES.

* IMPACTS...PERIODS OF SNOW WILL PRODUCE HAZARDOUS DRIVING 
  CONDITIONS AT TIMES. 

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.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

SAGE
212 
WWUS41 KBUF 161235
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
735 AM EST THU DEC 16 2010

NYZ004-005-161345-
/O.CAN.KBUF.LE.Y.0013.000000T0000Z-101216T1500Z/
WAYNE-NORTHERN CAYUGA-
INCLUDING THE CITIES OF...NEWARK...FAIR HAVEN
735 AM EST THU DEC 16 2010

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

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

LAKE EFFECT SNOW HAS DRIFTED NORTH OF THE AREA.

$$

NYZ006-162045-
/O.CON.KBUF.LE.W.0008.000000T0000Z-101216T2300Z/
OSWEGO-
INCLUDING THE CITY OF...OSWEGO
735 AM EST THU DEC 16 2010

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING. 

* LOCATIONS...OSWEGO COUNTY...STARTING OVER THE SOUTH PART OF 
  THE COUNTY AND MOVING TO THE TUG HILL AREA DURING THE DAY. 

* TIMING...THROUGH 6 PM TODAY.

* ACCUMULATIONS...AN ADDITIONAL 3 TO 6 INCHES IN THE MOST 
  PERSISTENT BANDS AS IT MOVES NORTHWARD. 

* WINDS...WEST 10 TO 20 MPH.

* VISIBILITIES...LESS THAN A QUARTER MILE AT TIMES.

* IMPACTS...PERIODS OF HEAVY SNOW WILL PRODUCE VERY DIFFICULT 
  TRAVEL CONDITIONS AT TIMES. 

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.

IF YOU LOSE POWER AND PLAN ON RUNNING A GENERATOR...MAKE SURE
THAT THE GENERATOR IS LOCATED OUTDOORS AND IS PROPERLY
VENTILATED. SPACE HEATERS SHOULD ALSO BE PROPERLY VENTILATED AND
USED ONLY IF THEY ARE OPERATING PROPERLY. MAKE SURE SNOW DOES NOT
BLOCK EXHAUSTS AND FRESH AIR INTAKES FOR HIGH EFFICIENCY FURNACES
AND WATER HEATERS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

NYZ007-162045-
/O.CON.KBUF.LE.W.0008.101216T1800Z-101217T0600Z/
JEFFERSON-
INCLUDING THE CITY OF...WATERTOWN
735 AM EST THU DEC 16 2010

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 1 AM EST FRIDAY...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 1 AM EST FRIDAY. 

* LOCATIONS...JEFFERSON COUNTY..

* TIMING...BEGINNING EARLY IN THE AFTERNOON AND CONTINUING 
  THROUGH AROUND MIDNIGHT. 

* ACCUMULATIONS...3 TO 6 INCHES THIS AFTERNOON AND ANOTHER 3 TO 
  6 INCHES THE FIRST HALF OF TONIGHT. 

* WINDS...WEST TO SOUTHWEST 15 TO 25 MPH.

* VISIBILITIES...LESS THAN ONE QUARTER MILE AT TIMES.

* IMPACTS...PERIODS OF HEAVY SNOW AND BLOWING SNOW WILL PRODUCE 
  VERY DIFFICULT TRAVEL CONDITIONS AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

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.

IF YOU LOSE POWER AND PLAN ON RUNNING A GENERATOR...MAKE SURE
THAT THE GENERATOR IS LOCATED OUTDOORS AND IS PROPERLY
VENTILATED. SPACE HEATERS SHOULD ALSO BE PROPERLY VENTILATED AND
USED ONLY IF THEY ARE OPERATING PROPERLY. MAKE SURE SNOW DOES NOT
BLOCK EXHAUSTS AND FRESH AIR INTAKES FOR HIGH EFFICIENCY FURNACES
AND WATER HEATERS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

NYZ008-162045-
/O.CON.KBUF.LE.Y.0013.000000T0000Z-101216T2300Z/
LEWIS-
INCLUDING THE CITY OF...LOWVILLE
735 AM EST THU DEC 16 2010

...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST
THIS EVENING...

A LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING. 

* LOCATIONS...LEWIS COUNTY.

* TIMING...FROM MIDNIGHT THROUGH 6 PM THURSDAY.

* ACCUMULATIONS...3 TO 5 INCHES TODAY...ESPECIALLY WEST OF 
  LOWVILLE. 

* WINDS...NORTHWEST WIND 15 TO 20 MPH BECOMING WEST. GUSTS TO 30 
  MPH. 

* VISIBILITIES...LESS THAN ONE HALF MILE AT TIMES.

* IMPACTS...PERIODS OF SNOW WILL PRODUCE HAZARDOUS DRIVING 
  CONDITIONS AT TIMES. 

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.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

SAGE
268 
WWUS41 KBUF 161607
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
1107 AM EST THU DEC 16 2010

NYZ006-162300-
/O.CON.KBUF.LE.W.0008.000000T0000Z-101216T2300Z/
OSWEGO-
INCLUDING THE CITY OF...OSWEGO
1107 AM EST THU DEC 16 2010

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING. 

* LOCATIONS...OSWEGO COUNTY. 

* TIMING...THROUGH 6 PM TODAY.

* ACCUMULATIONS...AN ADDITIONAL 3 TO 6 INCHES IN THE MOST 
  PERSISTENT BANDS AS IT MOVES NORTHWARD. 

* WINDS...WEST 10 TO 20 MPH.

* VISIBILITIES...LESS THAN A QUARTER MILE AT TIMES.

* IMPACTS...PERIODS OF HEAVY SNOW WILL PRODUCE VERY DIFFICULT 
  TRAVEL CONDITIONS AT TIMES. 

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.

IF YOU LOSE POWER AND PLAN ON RUNNING A GENERATOR...MAKE SURE
THAT THE GENERATOR IS LOCATED OUTDOORS AND IS PROPERLY
VENTILATED. SPACE HEATERS SHOULD ALSO BE PROPERLY VENTILATED AND
USED ONLY IF THEY ARE OPERATING PROPERLY. MAKE SURE SNOW DOES NOT
BLOCK EXHAUSTS AND FRESH AIR INTAKES FOR HIGH EFFICIENCY FURNACES
AND WATER HEATERS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

NYZ007-170015-
/O.CON.KBUF.LE.W.0008.101216T1800Z-101217T0600Z/
JEFFERSON-
INCLUDING THE CITY OF...WATERTOWN
1107 AM EST THU DEC 16 2010

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 1 AM EST
FRIDAY...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 1 AM EST
FRIDAY. 

* LOCATIONS...JEFFERSON COUNTY.

* TIMING...BEGINNING EARLY IN THE AFTERNOON AND CONTINUING 
  THROUGH AROUND MIDNIGHT. 

* ACCUMULATIONS...3 TO 6 INCHES THIS AFTERNOON AND ANOTHER 3 TO 
  6 INCHES THE FIRST HALF OF TONIGHT. 

* WINDS...WEST TO SOUTHWEST 15 TO 25 MPH.

* VISIBILITIES...LESS THAN ONE QUARTER MILE AT TIMES.

* IMPACTS...PERIODS OF HEAVY SNOW AND BLOWING SNOW WILL PRODUCE 
  VERY DIFFICULT TRAVEL CONDITIONS AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

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.

IF YOU LOSE POWER AND PLAN ON RUNNING A GENERATOR...MAKE SURE
THAT THE GENERATOR IS LOCATED OUTDOORS AND IS PROPERLY
VENTILATED. SPACE HEATERS SHOULD ALSO BE PROPERLY VENTILATED AND
USED ONLY IF THEY ARE OPERATING PROPERLY. MAKE SURE SNOW DOES NOT
BLOCK EXHAUSTS AND FRESH AIR INTAKES FOR HIGH EFFICIENCY FURNACES
AND WATER HEATERS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

NYZ008-162300-
/O.CON.KBUF.LE.Y.0013.000000T0000Z-101216T2300Z/
LEWIS-
INCLUDING THE CITY OF...LOWVILLE
1107 AM EST THU DEC 16 2010

...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST
THIS EVENING...

A LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 PM EST THIS
EVENING. 

* LOCATIONS...LEWIS COUNTY.

* TIMING...FROM MIDNIGHT THROUGH 6 PM THURSDAY.

* ACCUMULATIONS...3 TO 5 INCHES TODAY...ESPECIALLY WEST OF 
  LOWVILLE. 

* WINDS...NORTHWEST WIND 15 TO 20 MPH BECOMING WEST. GUSTS TO 30 
  MPH. 

* VISIBILITIES...LESS THAN ONE HALF MILE AT TIMES.

* IMPACTS...PERIODS OF SNOW WILL PRODUCE HAZARDOUS DRIVING 
  CONDITIONS AT TIMES. 

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.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$
302 
WWUS41 KBUF 162046
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
346 PM EST THU DEC 16 2010

NYZ006-162200-
/O.CAN.KBUF.LE.W.0008.000000T0000Z-101216T2300Z/
OSWEGO-
INCLUDING THE CITY OF...OSWEGO
346 PM EST THU DEC 16 2010

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

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

THE HEAVIER LAKE EFFECT SNOW HAS MOVED NORTH OF THE COUNTY.

$$

NYZ007-170500-
/O.CON.KBUF.LE.W.0008.000000T0000Z-101217T0600Z/
JEFFERSON-
INCLUDING THE CITY OF...WATERTOWN
346 PM EST THU DEC 16 2010

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 1 AM EST
FRIDAY...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 1 AM EST
FRIDAY. 

* LOCATIONS...JEFFERSON COUNTY...ESPECIALLY THE WATERTOWN AND FORT
  DRUM AREAS.

* TIMING...THROUGH 1 AM FRIDAY. 

* ACCUMULATIONS...ADDITIONAL 5 TO 8 INCHES FROM HENDERSON BAY TO
  WATERTOWN AND FORT DRUM.

* WINDS...WEST TO SOUTHWEST 10 TO 15 MPH. SOME GUSTS TO 25 MPH
  CLOSE TO THE LAKE SNOW BAND.

* VISIBILITIES...LESS THAN ONE QUARTER MILE AT TIMES.

* IMPACTS...PERIODS OF HEAVY SNOW AND BLOWING SNOW WILL PRODUCE 
  VERY DIFFICULT TRAVEL CONDITIONS AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

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.

IF YOU LOSE POWER AND PLAN ON RUNNING A GENERATOR...MAKE SURE
THAT THE GENERATOR IS LOCATED OUTDOORS AND IS PROPERLY
VENTILATED. SPACE HEATERS SHOULD ALSO BE PROPERLY VENTILATED AND
USED ONLY IF THEY ARE OPERATING PROPERLY. MAKE SURE SNOW DOES NOT
BLOCK EXHAUSTS AND FRESH AIR INTAKES FOR HIGH EFFICIENCY FURNACES
AND WATER HEATERS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

NYZ008-170500-
/O.EXT.KBUF.LE.Y.0013.000000T0000Z-101217T0600Z/
LEWIS-
INCLUDING THE CITY OF...LOWVILLE
346 PM EST THU DEC 16 2010

...LAKE EFFECT SNOW ADVISORY NOW IN EFFECT UNTIL 1 AM EST
FRIDAY...

THE LAKE EFFECT SNOW ADVISORY IS NOW IN EFFECT UNTIL 1 AM EST
FRIDAY. 

* LOCATIONS...LEWIS COUNTY.

* TIMING...THROUGH 1 AM FRIDAY.

* ACCUMULATIONS...4 TO 6 INCHES TONIGHT...ESPECIALLY IN THE NORTH
  OF THE COUNTY.

* WINDS...SOUTH TO SOUTHWEST WIND 10 TO 15 MPH

* VISIBILITIES...LESS THAN ONE HALF MILE AT TIMES.

* IMPACTS...PERIODS OF SNOW WILL PRODUCE HAZARDOUS DRIVING 
  CONDITIONS AT TIMES. 

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.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$
708 
WWUS41 KBUF 170049
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
749 PM EST THU DEC 16 2010

NYZ008-170900-
/O.UPG.KBUF.LE.Y.0013.000000T0000Z-101217T0600Z/
/O.EXB.KBUF.LE.W.0008.000000T0000Z-101217T1400Z/
LEWIS-
INCLUDING THE CITY OF...LOWVILLE
749 PM EST THU DEC 16 2010

...LAKE EFFECT SNOW WARNING IN EFFECT UNTIL 9 AM EST FRIDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW WARNING...WHICH IS IN EFFECT UNTIL 9 AM EST FRIDAY. THE LAKE
EFFECT SNOW ADVISORY IS NO LONGER IN EFFECT. 

* LOCATIONS...SOUTHERN HALF OF LEWIS COUNTY.

* TIMING...THROUGH 9 AM FRIDAY.

* ACCUMULATIONS...6 TO 12 INCHES TONIGHT.

* WINDS...SOUTHWEST WIND 10 TO 15 MPH

* VISIBILITIES...LESS THAN ONE HALF MILE AT TIMES.

* IMPACTS...PERIODS OF SNOW WILL PRODUCE HAZARDOUS DRIVING 
  CONDITIONS AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

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.

IF YOU LOSE POWER AND PLAN ON RUNNING A GENERATOR...MAKE SURE
THAT THE GENERATOR IS LOCATED OUTDOORS AND IS PROPERLY
VENTILATED. SPACE HEATERS SHOULD ALSO BE PROPERLY VENTILATED AND
USED ONLY IF THEY ARE OPERATING PROPERLY. MAKE SURE SNOW DOES NOT
BLOCK EXHAUSTS AND FRESH AIR INTAKES FOR HIGH EFFICIENCY FURNACES
AND WATER HEATERS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

NYZ007-170600-
/O.CON.KBUF.LE.W.0008.000000T0000Z-101217T0600Z/
JEFFERSON-
INCLUDING THE CITY OF...WATERTOWN
749 PM EST THU DEC 16 2010

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 1 AM EST
FRIDAY...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 1 AM EST
FRIDAY. 

* LOCATIONS...JEFFERSON COUNTY...ESPECIALLY THE WATERTOWN AND 
  FORT DRUM AREAS. 

* TIMING...THROUGH 1 AM FRIDAY.

* ACCUMULATIONS...ADDITIONAL 5 TO 8 INCHES FROM WATERTOWN TO THE
  OSWEGO COUNTY LINE.

* WINDS...WEST TO SOUTHWEST 10 TO 15 MPH. SOME GUSTS TO 25 MPH 
  CLOSE TO THE LAKE SNOW BAND. 

* VISIBILITIES...LESS THAN ONE QUARTER MILE AT TIMES.

* IMPACTS...PERIODS OF HEAVY SNOW AND BLOWING SNOW WILL PRODUCE 
  VERY DIFFICULT TRAVEL CONDITIONS AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

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.

IF YOU LOSE POWER AND PLAN ON RUNNING A GENERATOR...MAKE SURE
THAT THE GENERATOR IS LOCATED OUTDOORS AND IS PROPERLY
VENTILATED. SPACE HEATERS SHOULD ALSO BE PROPERLY VENTILATED AND
USED ONLY IF THEY ARE OPERATING PROPERLY. MAKE SURE SNOW DOES NOT
BLOCK EXHAUSTS AND FRESH AIR INTAKES FOR HIGH EFFICIENCY FURNACES
AND WATER HEATERS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE SOURCE OF
WEATHER INFORMATION FOR THE LATEST UPDATES. ADDITIONAL DETAILS
CAN ALSO BE FOUND AT WWW.WEATHER.GOV/BUFFALO.

&&

$$

RSH

What forecasters said that day

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

NWS Buffalo, NY wrote its last area forecast discussion before this lake effect snow advisory went out at Dec 15, 3:25 PM EST, 15 minutes earlier.

Area forecast discussion, Dec 15, 3:25 PM EST, 15 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BUFFALO NY
325 PM EST WED DEC 15 2010

.SYNOPSIS...
LOW PRESSURE WILL REMAIN OVER QUEBEC INTO THURSDAY AND WILL CONTINUE
TO KEEP A BRISK FLOW OF COLD AIR OVER THE REGION WITH LAKE SNOWS
CONTINUING SOUTHEAST AND EAST OF THE LAKES. THE SNOW WILL SLOWLY
DIMINISH BY THE END OF THE WEEK WITH TEMPERATURES MODERATING BACK
CLOSER TO AVERAGE.

&&

.NEAR TERM /THROUGH THURSDAY/...
COLD NW-W FLOW ACROSS THE LAKES WILL MAINTAIN LAKE SNOWS OVER MUCH
OF THE FORECAST AREA TONIGHT AND MAINLY ALONG THE SOUTHERN AND
EASTERN LAKE ONTARIO REGION ON THURSDAY.

FOR WESTERN NY...THE UPSTREAM CONNECTION TO LAKE HURON HAS BEEN
ACROSS THE WESTERN SOUTHERN TIER BUT WILL LIFT NORTH ACROSS WESTERN
NY THROUGH THE NIGHT. THE UPPER LOW OVER NEW ENGLAND WILL DROP AND
LOBE SOUTHWARD OVER EASTERN ONTARIO AS AN OPEN WAVE OF LOW PRESSURE
PASSES WELL SOUTH OF THE REGION...ACROSS THE MIDDLE APPALACHIANS.
THIS WILL SHIFT BOUNDARY LAYER WINDS TO A MORE WESTERLY DIRECTION
AND WILL REORIENT AND EXTEND FROM THE UPPER PORTION OF LAKE HURON TO
THE NIAGARA PENINSULA. DURING THE TIME OF THE BAND LIFTING
NORTH...WE EXPECT THE ADDITIONAL INFLUENCE OF EASTERN LAKE ERIE AND
THE OROGRAPHIC ENHANCEMENT TO PRODUCE ANOTHER 3 TO 6 INCHES OF SNOW
OVERNIGHT. THE NAM12 AND REGIONAL GEM AGREE VERY WELL AS TO THE
TIMING AND PLACEMENT OF THE SNOW...HIGHER AMOUNTS ALONG THE
CHAUTAUQUA RIDGE TO THE HILLS OF WESTERN WYOMING COUNTY AND THEN
ACROSS THE NIAGARA FRONTIER COUNTIES. WILL HOIST A LAKE SNOW
ADVISORY THROUGH THE NIGHT AS THE BAND OF LAKE SNOW MOVES THROUGH.

BY DAYBREAK ON THURSDAY...THE HURON BAND WILL MERGE ALONG THE SOUTH
SHORE OF LAKE ONTARIO BUT COLD TEMPS ALOFT OF -11C TO -13 AT 850MB
WILL CONTINUE TO PRODUCE LIGHTER SNOW IN THE UPSLOPE AREAS OF THE
SOUTHERN TIER DURING THE DAY.

ALONG LAKE ONTARIO...THE WEAKER GEORGIAN BAY CONNECTION WILL ALSO
BECOME MORE WEST TO EAST AND TAKE MORE ADVANTAGE OF THE MOISTURE AND
ENERGY PROVIDED BY LAKE ONTARIO. EARLY TONIGHT AND OVERNIGHT...WILL
SEE SOME ENHANCEMENT OF THIS BAND MERGING WITH THE LIFTING HURON
BAND AND AN INCREASE IN MID LEVEL MOISTURE TO PRODUCE ADVISORY
CRITERIA AMOUNTS OF SNOW FOR NIAGARA...ORLEANS AND MONROE
COUNTIES...THUS A LAKE SNOW ADVISORY FOR THIS AREA THROUGH 6AM AS
WELL. A WEAK BACKDOOR COLD FRONT WILL ALSO HELP TO FOCUS THE BAND OF
LAKE SNOW ALONG THE SOUTH SHORE OF LAKE ONTARIO INTO THE EASTERN
SHORE...WITH A LAKE SNOW WARNING CONTINUING FROM WAYNE TO OSWEGO
COUNTY AND ADDING LEWIS COUNTY IN AS A LAKE SNOW ADVISORY AFTER
MIDNIGHT.

OVERNIGHT LOWS WILL FALL BACK TO THE MID TEENS TO AROUND 20 DEGREES
FOR MOST OF THE FORECAST AREA...BLANKETED IN MOST AREAS BY LAKE
INDUCED CLOUDINESS. THE EASTERN LAKE ONTARIO REGION MAY SOME
CLEARING AND LOWS WILL FALL TO THE SINGLE NUMBERS. TEMPS WILL
MODERATE A LITTLE ON THURSDAY AS HIGHS CLIMB TO MID 20S...UPPER
TEENS TO LOW 20S EAST OF LAKE ONTARIO.

&&

.SHORT TERM /THURSDAY NIGHT THROUGH SATURDAY NIGHT/...
SEEMINGLY ENDLESS LAKE EFFECT WILL STILL BE ONGOING AT THE START OF
THIS PERIOD...BUT A FEW PARAMETERS WILL GRADUALLY BECOME LESS
FAVORABLE BY MIDDAY FRIDAY. MESOSCALE MODELS CONTINUE TO SHOW A
DECENT PLUME ALONG THE SOUTH SHORE OF LK ONTARIO FROM ROC TO OSW
THURS EVE...GRADUALLY LIFTING NORTH OVERNIGHT AND FRI MORNING AND
WEAKENING SOME AS SHEAR INCREASES AND CAP LOWERS. COULD STILL SEE
SOME SIGNIF ACCUMS IN THAT CORRIDOR THURS NT WITH FLAGS PERHAPS
NEEDING TO BE EXTENDED. TO THE WEST...ERIE ACTIVITY WILL LOSE ITS
CONNECTION FROM HURON AS SHEAR INCREASES AND WINDS LIGHTEN BUT A FEW
INCHES STILL POSSIBLE IN THE CHAUT RIDGE-BOSTON HILLS CORRIDOR THURS
NT.

CONDITIONS SHOULD BE MORE SETTLED FRIDAY AS WEAK RIDGING TRIES TO
BUILD NORTH...WINDS LIGHTEN AND 850 MB TEMPS RISE TO -9C OR
SO...BECOMING MARGINAL FOR LK EFFECT. SNOW GROWTH PARAMETERS ON
BUFKIT BECOME UNFAVORABLE. ACTUALLY...RECENT COLD SPELL HAS ALLOWED
PLENTY OF ICE TO FORM ON LK ERIE'S WESTERN BASIN ALREADY...BUT
EASTERN BASIN STILL IS WIDE OPEN. WILL STILL CHC POPS IN AREAS SOUTH
OF BUF AND BETWEEN WATERTOWN AND SYRACUSE BUT ACCUMS LOOK MINOR IF
ANY. TEMPS SHOULD REBOUND TO NEAR 30...ALMOST NORMAL.

SATURDAY ALSO LOOK QUIET...ALTHOUGH LOW LEVEL FLOW TURNS SOUTHWEST
AS A WEAK TROUGH APPROACHES FROM THE UPPER LAKES. AT FIRST GLANCE IT
LOOKS LIKE CLEAR SAILING WITH PARTLY CLOUDY SKIES AND TEMPS IN
SEASONABLE L30S...BUT CANT TOTALLY RULE OUT A BIT OF LAKE RESPONSE
NE OF THE LAKES WITH DECENT MOISTURE...LITTLE SHEAR AND 850 MB TEMPS
OF -9C OR SO. NAM12 ACTUALLY BRINGS SOME ACCUM INTO BUF AND
ART...BUT WITH SNOW GROWTH PARAMETERS UNFAVORABLE...WILL DOWNPLAY
AND JUST CARRY LOW CHC POPS FOR SAT BUT WILL NEED TO KEEP AN EYE ON
IT AS THESE VERY SUBTLE THINGS CAN SURPRISE US. RIDGING BUILDS IN MORE
SAT NT WITH INCREASING SHEAR...WILL LOWER POPS TO SLGT CHC.

&&

.LONG TERM /SUNDAY THROUGH WEDNESDAY/...
AMAZINGLY PERSISTENT UPPER FLOW PATTERN OF AN EXTREME -NAO/GREENLAND
BLOCK WILL CONTINUE AND EVEN INTENSIFY DURING THIS PERIOD WITH
GREENLAND HIGH CONTINUING TO BACK WEST INTO DAVIS STRAIGHT AND
EVENTUALLY HUDSON BAY. THIS WILL FORCE ANY ARCTIC AIR WELL WEST AND
SOUTH OF US WITH SOME MODIFICATION WORKING SOUTHWARD INTO OUR AREA
AROUND THE HUGE UPPER LOWS WHICH WILL BE GYRATING AROUND EACH OTHER
ACROSS QUEBEC AND ONTARIO...UNABLE TO PUSH NORTH AND EAST AS THEY
WILL CONTINUE TO BE BLOCKED.

FIRST THOUGH...WE WILL BE KEEPING AN EYE ON THE NEXT SFC LOW WHICH
WILL LIFT UP OFF THE MID ATLANTIC COAST AND EVENTUALLY BOMB OUT OFF
NEW ENG LATER SUNDAY INTO EARLY MONDAY. MODELS CONTINUE TO DISAGREE
ON HOW CLOSE TO THE COAST THIS STORM WILL BE...WITH GFS/GEM HOLDING
IT CLOSE AND GIVING EASTERN NEW ENG HEAVY SNOW...WHICH IN TURN WOULD
LEAVE A RIDGE OVER OUR REGION...LEAVING US TOTALLY DRY WITH SEASONABLE
TEMPS. 12Z ECMWF ON THE OTHER HAND TAKES THE STORM FURTHER EAST...JUST
BRUSHING NEW ENG AND ALLOWING A TROUGH TO DROP INTO THE UPPER
LAKES...WHICH IN TURN COULD SET OFF SOME LIMITED LAKE SNOWS AGAIN
FOR US LATER SUN/SUN NT ON A W-SW FLOW. TEMPS WOULD STILL BE MARGINAL
THOUGH...SO FOR NOW WILL HOLD POPS AT 20 SUNDAY AND MONDAY WITH 850
MB TEMPS OF -10C TO -12C SUPPORTING U20S/NR 30...STILL A BIT BELOW
NORMAL.

THEN...MODELS FOLLOW A SIMILAR SOLUTION IN TAKING COASTAL STORM
NORTH AND THEN NORTHWEST AGAIN INTO QUEBEC...WITH TROWAL EXTENDING
WEST AND THEN PUSHING SOUTHWARD ACROSS OUR REGION MIDWEEK. MILDER
TEMPS ACTUALLY ACCOMPANY THIS FEATURE (850'S IN -5C RANGE) SO
LITTLE OR NO LAKE RESPONSE...BUT WILL GRADUALLY INCREASE POPS FOR
LIGHT WRAPAROUND SNOW LATER TUES AND WED.

&&

.AVIATION /21Z WEDNESDAY THROUGH MONDAY/...
A NORTHWEST FLOW OF THE COLDEST AIRMASS OF THE YOUNG SEASON WILL
CONTINUE TO PRODUCE LAKE EFFECT SNOW SHOWERS. THE MAJOR PLAYERS IN
THE LAKE EFFECT ARE THE UPSTREAM REGIONS OF LAKE HURON AND GEORGIAN
BAY. THE LAKE SNOW BANDS WILL LIFT NORTHWARD THIS EVENING AND
TONIGHT WITH IFR CONDITIONS AT KJHW IMPROVING TO MVFR BY 00Z. THE
DOWNSIDE IS THAT KBUF/KIAG/KROC WILL TAKE THE BRUNT OF THE LAKE
SNOWS AS BOTH UPSTREAM BANDS CONVERGE OVER SOUTHERN ONTARIO AND
LOWER FLIGHT CONDITIONS TO IFR BETWEEN 00Z AND 09Z. KART WILL BE FAR
ENOUGH NORTH OF THE LAKE SNOWS TO AVOID MOST OF THE INCLEMENT
CONDITIONS BUT WILL HAVE MVFR CIGS THROUGH 00Z AND AGAIN AFTER 13Z
ON THURSDAY.

OUTLOOK...
THURSDAY THROUGH SATURDAY...VFR...OCCASIONAL MVFR/IFR IN SNOW
SHOWERS ESPECIALLY SOUTHEAST OF THE LAKES.
SUNDAY...VFR/MVFR IN LIGHT SNOW.
MONDAY...MAINLY VFR.

&&

.MARINE...
LOW PRESSURE ACROSS EASTERN CANADA WILL CONTINUE A STRONG NW-WEST
FLOW ACROSS THE LAKES...WITH HIGH END SMALL CRAFT ADVISORY
CONDITIONS LASTING THROUGH THURSDAY. WINDS WILL BECOME MORE WESTERLY
TONIGHT AS A LOW PRESSURE CENTER DEVELOPS OVER SOUTHERN ONTARIO.
WINDS WILL DIMINISH ALONG THE EASTERN THIRD OF LAKE ONTARIO DURING
THURSDAY AS A WEAK BACKDOOR COLD FRONT SHIFTS THE WINDS TO A MORE
NORTHERLY DIRECTION BUT WESTERLY WINDS OVER THE LAKE ERIE AND THE
WESTERN PORTION OF LAKE ONTARIO WILL WARRANT MAINTAINING THE SMALL
CRAFT ADVISORIES THROUGH THURSDAY AFTERNOON.

&&

.CLIMATE...
BOTH ROCHESTER AND BUFFALO CAUGHT A BREAK TODAY WITH LITTLE
SNOWFALL...BUT ROCHESTER'S ADDTL 1.7 INCHES AS OF 1 PM BROUGHT THE
MONTHLY TOTAL TO 43.0 INCHES...ALREADY MAKING IN THE 4TH SNOWIEST
DECEMBER EVER. RECORD IS 46.8 INCHES (2008) WHICH IS EASILY
ATTAINABLE...IF NOT DURING THE NEXT DAY OR TWO...THEN SOMETIME
DURING THE NEXT TWO WEEKS. THE SNOWFALL HAS NOT BEEN OVERLY
DISRUPTIVE HOWEVER...AS ITS BEEN THE FREQUENCY RATHER THAN ANY
INDIVIDUAL FALL. FOUR DAYS HAVE SEEN 6 INCHES OR MORE OF
SNOWFALL...BUT THE GREATEST DAILY FALL HAS BEEN JUST 8.3 INCHES.

&&

.BUF WATCHES/WARNINGS/ADVISORIES...
NY...LAKE EFFECT SNOW WARNING UNTIL 6 PM EST THURSDAY FOR
     NYZ004>006.
     LAKE EFFECT SNOW ADVISORY UNTIL 6 AM EST THURSDAY FOR
     NYZ001>003-010>012-019-020-085.
     LAKE EFFECT SNOW ADVISORY FROM MIDNIGHT TONIGHT TO 6 PM EST
     THURSDAY FOR NYZ008.
MARINE...SMALL CRAFT ADVISORY UNTIL 7 PM EST THURSDAY FOR LEZ040-041.
         SMALL CRAFT ADVISORY UNTIL 7 PM EST THURSDAY FOR
         LOZ042-043.
         SMALL CRAFT ADVISORY UNTIL 10 AM EST THURSDAY FOR LOZ044-
         045.

&&

SYNOPSIS...WCH
NEAR TERM...WCH
SHORT TERM...SFM
LONG TERM...SFM
AVIATION...WCH
MARINE...SFM/WCH
CLIMATE...SFM
Hazardous weather outlook, Dec 15, 3:09 PM EST, 31 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BUFFALO NY
309 PM EST WED DEC 15 2010

NYZ019-020-160930-
CHAUTAUQUA-CATTARAUGUS-
309 PM EST WED DEC 15 2010

...LAKE EFFECT SNOW ADVISORY IN EFFECT UNTIL 6 AM EST THURSDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN NEW YORK.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

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

   LAKE EFFECT SNOW ADVISORY.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

THIS PRODUCT...ALONG WITH OTHER WATCHES...WARNINGS...ADVISORIES...
AND STATEMENTS ISSUED BY THE NATIONAL WEATHER SERVICE OFFICE IN
BUFFALO CAN BE FOUND ON THE INTERNET AT HTTP://WWW.WEATHER.GOV/BUF

NYZ001-002-010>012-085-160930-
NIAGARA-ORLEANS-NORTHERN ERIE-GENESEE-WYOMING-SOUTHERN ERIE-
309 PM EST WED DEC 15 2010

...LAKE EFFECT SNOW ADVISORY IN EFFECT UNTIL 6 AM EST THURSDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN NEW YORK.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

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

   LAKE EFFECT SNOW ADVISORY.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

THIS PRODUCT...ALONG WITH OTHER WATCHES...WARNINGS...ADVISORIES...
AND STATEMENTS ISSUED BY THE NATIONAL WEATHER SERVICE OFFICE IN
BUFFALO CAN BE FOUND ON THE INTERNET AT HTTP://WWW.WEATHER.GOV/BUF

NYZ021-160930-
ALLEGANY-
309 PM EST WED DEC 15 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN NEW YORK.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

THIS PRODUCT...ALONG WITH OTHER WATCHES...WARNINGS...ADVISORIES...
AND STATEMENTS ISSUED BY THE NATIONAL WEATHER SERVICE OFFICE IN
BUFFALO CAN BE FOUND ON THE INTERNET AT HTTP://WWW.WEATHER.GOV/BUF

NYZ003-160930-
MONROE-
309 PM EST WED DEC 15 2010

...LAKE EFFECT SNOW ADVISORY IN EFFECT UNTIL 6 AM EST THURSDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN NEW YORK.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

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

   LAKE EFFECT SNOW ADVISORY.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

THIS PRODUCT...ALONG WITH OTHER WATCHES...WARNINGS...ADVISORIES...
AND STATEMENTS ISSUED BY THE NATIONAL WEATHER SERVICE OFFICE IN
BUFFALO CAN BE FOUND ON THE INTERNET AT HTTP://WWW.WEATHER.GOV/BUF

NYZ013-014-160930-
LIVINGSTON-ONTARIO-
309 PM EST WED DEC 15 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN NEW YORK.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

THIS PRODUCT...ALONG WITH OTHER WATCHES...WARNINGS...ADVISORIES...
AND STATEMENTS ISSUED BY THE NATIONAL WEATHER SERVICE OFFICE IN
BUFFALO CAN BE FOUND ON THE INTERNET AT HTTP://WWW.WEATHER.GOV/BUF

NYZ004>006-160930-
WAYNE-NORTHERN CAYUGA-OSWEGO-
309 PM EST WED DEC 15 2010

...LAKE EFFECT SNOW WARNING IN EFFECT UNTIL 6 PM EST THURSDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN AND NORTH
CENTRAL NEW YORK.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

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

   LAKE EFFECT SNOW WARNING.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

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

   LAKE EFFECT SNOW WARNING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

THIS PRODUCT...ALONG WITH OTHER WATCHES...WARNINGS...ADVISORIES...
AND STATEMENTS ISSUED BY THE NATIONAL WEATHER SERVICE OFFICE IN
BUFFALO CAN BE FOUND ON THE INTERNET AT HTTP://WWW.WEATHER.GOV/BUF

LEZ020-040-041-LOZ042>045-062>065-SLZ022-024-160930-
UPPER NIAGARA RIVER AND BUFFALO HARBOR-
LAKE ERIE NEARSHORE WATERS FROM RIPLEY TO DUNKIRK-
LAKE ERIE NEARSHORE WATERS FROM DUNKIRK TO BUFFALO-
LAKE ONTARIO NEARSHORE WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
LAKE ONTARIO NEARSHORE WATERS FROM HAMLIN BEACH TO SODUS BAY-
LAKE ONTARIO NEARSHORE WATERS FROM SODUS BAY TO MEXICO BAY-
LAKE ONTARIO NEARSHORE WATERS FROM MEXICO BAY TO THE SAINT LAWRENCE
RIVER-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO SODUS BAY-
LAKE ONTARIO OPEN WATERS FROM SODUS BAY TO MEXICO BAY-
LAKE ONTARIO OPEN WATERS FROM MEXICO BAY TO THE SAINT LAWRENCE RIVER-
SAINT LAWRENCE RIVER FROM CAPE VINCENT TO OGDENSBURG-
SAINT LAWRENCE RIVER FROM OGDENSBURG TO SAINT REGIS-
309 PM EST WED DEC 15 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE ERIE...LAKE
ONTARIO AND SAINT LAWRENCE RIVER.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

THIS PRODUCT...ALONG WITH OTHER WATCHES...WARNINGS...ADVISORIES...
AND STATEMENTS ISSUED BY THE NATIONAL WEATHER SERVICE OFFICE IN
BUFFALO CAN BE FOUND ON THE INTERNET AT HTTP://WWW.WEATHER.GOV/BUF

NYZ007-160930-
JEFFERSON-
309 PM EST WED DEC 15 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL NEW YORK.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

THIS PRODUCT...ALONG WITH OTHER WATCHES...WARNINGS...ADVISORIES...
AND STATEMENTS ISSUED BY THE NATIONAL WEATHER SERVICE OFFICE IN
BUFFALO CAN BE FOUND ON THE INTERNET AT HTTP://WWW.WEATHER.GOV/BUF

NYZ008-160930-
LEWIS-
309 PM EST WED DEC 15 2010

...LAKE EFFECT SNOW ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM
EST THURSDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL NEW YORK.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

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

   LAKE EFFECT SNOW ADVISORY.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

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

   LAKE EFFECT SNOW ADVISORY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

THIS PRODUCT...ALONG WITH OTHER WATCHES...WARNINGS...ADVISORIES...
AND STATEMENTS ISSUED BY THE NATIONAL WEATHER SERVICE OFFICE IN
BUFFALO CAN BE FOUND ON THE INTERNET AT HTTP://WWW.WEATHER.GOV/BUF

SFM

In the hours before

Special weather statement, Dec 15, 12:32 PM EST, 3 hours 8 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1232 PM EST WED DEC 15 2010

NYZ002>006-151930-
ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-
INCLUDING THE CITIES OF...MEDINA...ROCHESTER...NEWARK...
FAIR HAVEN...OSWEGO
1232 PM EST WED DEC 15 2010

...LAKE EFFECT SNOW WILL CONTINUE THROUGH THIS AFTERNOON...

MULTIPLE BANDS OF LAKE EFFECT SNOW WILL CONTINUE TO IMPACT MANY
AREAS NORTH OF THE NEW YORK STATE THRUWAY THIS AFTERNOON...WITH
SNOWFALL RATES OF UP TO A HALF INCH PER HOUR POSSIBLE. VISIBILITIES
WILL BE REDUCED IN FALLING AND BLOWING SNOW TO A QUARTER MILE OR
LESS AT TIMES.

UNDER THESE BANDS OF LAKE SNOW THE ROADS ARE SNOW COVERED WITH
VERY DIFFICULT DRIVING CONDITIONS. MOTORISTS SHOULD ALLOW FOR
EXTRA TIME TO REACH THEIR DESTINATION...AND BE PREPARED FOR SLOWER
TRAFFIC CONDITIONS.

MRP
Special weather statement, Dec 15, 12:41 PM EST, 2 hours 59 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1241 PM EST WED DEC 15 2010

NYZ019-020-085-151945-
CHAUTAUQUA-CATTARAUGUS-SOUTHERN ERIE-
INCLUDING THE CITIES OF...JAMESTOWN...OLEAN...ORCHARD PARK...
SPRINGVILLE
1241 PM EST WED DEC 15 2010

MULTIPLE BANDS OF LAKE EFFECT SNOW WILL CONTINUE THIS AFTERNOON
ACROSS SOUTHERN ERIE COUNTY SOUTH OF HAMBURG, CHAUTAUQUA COUNTY
NORTH OF MAYVILLE, AND MUCH OF CATTARAUGUS COUNTY. THE FALLING
SNOW WILL COMBINE WITH GUSTY WESTERLY WINDS TO GREATLY REDUCE
VISIBILITIES AT TIMES IN BLOWING AND DRIFTING SNOW. MOTORISTS ARE
URGED TO EXERCISE CAUTION AS CONDITIONS WILL FLUCTUATE GREATLY OVER
SHORT DISTANCES.
Special weather statement, Dec 15, 2:10 PM EST, 1 hour 30 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
210 PM EST WED DEC 15 2010

NYZ012-019-020-085-152215-
WYOMING-CHAUTAUQUA-CATTARAUGUS-SOUTHERN ERIE-
INCLUDING THE CITIES OF...WARSAW...JAMESTOWN...OLEAN...
ORCHARD PARK...SPRINGVILLE
210 PM EST WED DEC 15 2010

...LAKE EFFECT SNOW CONTINUES THIS AFTERNOON...

MULTIPLE BANDS OF LAKE EFFECT SNOW WILL CONTINUE THIS AFTERNOON
ACROSS SOUTHERN ERIE COUNTY SOUTH OF HAMBURG, AND THE NORTHERN
HALF OF BOTH CHAUTAUQUA AND CATTARAUGUS COUNTIES. SNOWFALL RATES
WILL RANGE FROM A QUARTER TO HALF INCH OF SNOW PER HOUR IN
PERSISTENT BANDS.

MOTORISTS SHOULD USE CAUTION AND ALLOW EXTRA TIME FOR TRAVEL
TODAY, AS ROADS MAY BECOME SLIPPERY AT TIMES.

NYZ004>006-152215-
WAYNE-NORTHERN CAYUGA-OSWEGO-
INCLUDING THE CITIES OF...NEWARK...FAIR HAVEN...OSWEGO
210 PM EST WED DEC 15 2010

...LAKE EFFECT SNOW CONTINUES THIS AFTERNOON...

MULTIPLE BANDS OF LAKE EFFECT SNOW WILL CONTINUE TODAY. THESE
MULTIPLE BANDS ARE MAINLY AFFECTING NORTHERN WAYNE, NORTHERN
CAYUGA, AND OSWEGO COUNTIES. SNOWFALL RATES WILL GENERALLY RANGE
FROM A QUARTER TO A HALF INCH OF SNOW PER HOUR IN PERSISTENT BANDS.

MOTORISTS SHOULD USE CAUTION AND ALLOW EXTRA TIME FOR TRAVEL
TODAY, AS ROADS MAY BECOME SLIPPERY AT TIMES.

FISHER
Special weather statement, Dec 15, 3:06 PM EST, 34 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
306 PM EST WED DEC 15 2010

NYZ012-019-020-085-152315-
WYOMING-CHAUTAUQUA-CATTARAUGUS-SOUTHERN ERIE-
INCLUDING THE CITIES OF...WARSAW...JAMESTOWN...OLEAN...
ORCHARD PARK...SPRINGVILLE
306 PM EST WED DEC 15 2010

...LAKE EFFECT SNOW CONTINUES THIS AFTERNOON...

MULTIPLE BANDS OF LAKE EFFECT SNOW WILL CONTINUE THIS AFTERNOON
ACROSS SOUTHERN ERIE COUNTY SOUTH OF HAMBURG, AND THE NORTHERN
HALF OF BOTH CHAUTAUQUA AND CATTARAUGUS COUNTIES. SNOWFALL RATES
WILL RANGE FROM A HALF TO THREE QUARTERS OF AN INCH OF SNOW PER
HOUR IN PERSISTENT BANDS.

MOTORISTS SHOULD USE CAUTION AND ALLOW EXTRA TIME FOR TRAVEL
TODAY, AS ROADS MAY BECOME SLIPPERY AT TIMES.

NYZ004>008-152315-
WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...NEWARK...FAIR HAVEN...OSWEGO...
WATERTOWN...LOWVILLE
306 PM EST WED DEC 15 2010

...LAKE EFFECT SNOW CONTINUES THIS AFTERNOON...

MULTIPLE BANDS OF LAKE EFFECT SNOW WILL CONTINUE TODAY. THESE
MULTIPLE BANDS ARE MAINLY AFFECTING NORTHERN WAYNE, NORTHERN
CAYUGA, AND SOUTHERN OSWEGO COUNTIES. THERE IS ALSO SNOW FALLING
AT THE HIGHER ELEVATIONS OF NORTHEAST OSWEGO, SOUTHEAST JEFFERSON,
AND WESTERN LEWIS COUNTIES, INCLUDING WORTH AND BARNES CORNERS. SNOWFALL
RATES WILL GENERALLY RANGE FROM A HALF TO THREE QUARTERS OF AN
INCH OF SNOW PER HOUR IN PERSISTENT BANDS.

MOTORISTS SHOULD USE CAUTION AND ALLOW EXTRA TIME FOR TRAVEL
TODAY, AS ROADS MAY BECOME SLIPPERY AT TIMES.

FISHER

WWWW

Nearby

Lake Effect Snow Advisories in New York, 2010Every lake effect snow advisory in 2010

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.