Alert archive / New York / Lake Effect Snow Warnings in 2011

Lake Effect Snow Warning 3, NWS Buffalo, NY

January 5, 2011Cayuga County, Oswego County, New York

NWS Buffalo, NY issued this lake effect snow warning at Jan 5, 2011, 1:37 PM EST for Cayuga County, Oswego County, New York. It took effect at Jan 5, 2011, 6:00 PM EST. It was in force for 10 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
Jan 5, 2011, 1:37 PM EST (18:37 UTC)
In effect from
Jan 5, 2011, 6:00 PM EST
Expired
Jan 6, 2011, 3:43 AM EST
In force
10 hr
Issued by
NWS Buffalo, NY

Counties Cayuga County, NY, Oswego County, NY

The radar

The Ft Drum radar (KTYX), 81 km from the middle of the area, began a volume at 18:39 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, 6.6 hours before the alert went out and 191 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 2011-01-05Temperature 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°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 2011-01-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 square meters per square second.1939587897117Sfc1 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
964 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
178 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.

185 
WWUS41 KBUF 051837
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
137 PM EST WED JAN 5 2011

NYZ005-006-060245-
/O.NEW.KBUF.LE.W.0003.110105T2300Z-110106T1400Z/
NORTHERN CAYUGA-OSWEGO-
INCLUDING THE CITIES OF...FAIR HAVEN...OSWEGO
137 PM EST WED JAN 5 2011

...LAKE EFFECT SNOW WARNING IN EFFECT FROM 6 PM THIS EVENING TO
9 AM EST THURSDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 9 AM
EST THURSDAY. 

* LOCATIONS...NORTHERN CAYUGA AND OSWEGO COUNTIES. HEAVIEST ALONG
  THE LAKESHORE FROM FAIR HAVEN TO OSWEGO AND MEXICO.

* TIMING...DEVELOPING EARLY THIS EVENING AND CONTINUING THROUGH
  EARLY THURSDAY MORNING.

* ACCUMULATIONS...6 TO 10 INCHES IN THE MOST PERSISTENT BANDS.

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

* IMPACTS...HEAVY SNOW WILL RESULT IN SNOW COVERED ROADS AND VERY
  POOR VISIBILITY 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.

&&

$$

NYZ004-060245-
/O.NEW.KBUF.LE.Y.0003.110105T1837Z-110106T0500Z/
WAYNE-
INCLUDING THE CITY OF...NEWARK
137 PM EST WED JAN 5 2011

...LAKE EFFECT SNOW ADVISORY IN EFFECT UNTIL MIDNIGHT EST
TONIGHT...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW ADVISORY...WHICH IS IN EFFECT UNTIL MIDNIGHT EST TONIGHT. 

* LOCATIONS...WAYNE COUNTY.

* TIMING...SNOW INCREASING THIS AFTERNOON AND CONTINUING THROUGH
  THIS EVENING.

* ACCUMULATIONS...4 TO 6 INCHES IN THE MOST PERSISTENT BANDS.

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

* IMPACTS...SNOW COVERED ROADS AND POOR VISIBILITY 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.

&&

$$

HITCHCOCK
4 follow-up statements
696 
WWUS41 KBUF 052031
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
331 PM EST WED JAN 5 2011

NYZ005-006-060445-
/O.CON.KBUF.LE.W.0003.110105T2300Z-110106T1400Z/
NORTHERN CAYUGA-OSWEGO-
INCLUDING THE CITIES OF...FAIR HAVEN...OSWEGO
331 PM EST WED JAN 5 2011

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 9 AM EST
THURSDAY...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 9 AM EST
THURSDAY. 

* LOCATIONS...NORTHERN CAYUGA AND OSWEGO COUNTIES. HEAVIEST 
  ALONG THE LAKESHORE FROM FAIR HAVEN TO OSWEGO AND MEXICO. 

* TIMING...THROUGH EARLY THURSDAY MORNING.

* ACCUMULATIONS...6 TO 10 INCHES IN THE MOST PERSISTENT BANDS.

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

* IMPACTS...HEAVY SNOW WILL RESULT IN SNOW COVERED ROADS AND 
  VERY POOR VISIBILITY 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.

&&

$$

NYZ004-060445-
/O.CON.KBUF.LE.Y.0003.000000T0000Z-110106T0500Z/
WAYNE-
INCLUDING THE CITY OF...NEWARK
331 PM EST WED JAN 5 2011

...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST
TONIGHT...

A LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST
TONIGHT. 

* LOCATIONS...NORTHEAST CORNER OF WAYNE COUNTY.

* TIMING...THROUGH THIS EVENING. 

* ACCUMULATIONS...3 TO 5 INCHES IN THE MOST PERSISTENT BANDS.

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

* IMPACTS...SNOW COVERED ROADS AND POOR VISIBILITY 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.

&&

$$

HITCHCOCK
531 
WWUS41 KBUF 060228
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
928 PM EST WED JAN 5 2011

NYZ005-006-061030-
/O.CON.KBUF.LE.W.0003.000000T0000Z-110106T1400Z/
NORTHERN CAYUGA-OSWEGO-
INCLUDING THE CITIES OF...FAIR HAVEN...OSWEGO
928 PM EST WED JAN 5 2011

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 9 AM EST
THURSDAY...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 9 AM EST
THURSDAY. 

* LOCATIONS...NORTHERN CAYUGA AND OSWEGO COUNTIES. HEAVIEST 
  ALONG THE LAKESHORE FROM FAIR HAVEN TO OSWEGO AND MEXICO. 

* TIMING...THROUGH EARLY THURSDAY MORNING.

* ACCUMULATIONS...A TOTAL OF 8 TO 12 INCHES IN THE MOST PERSISTENT
  BANDS.

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

* IMPACTS...HEAVY SNOW WILL RESULT IN SNOW COVERED ROADS AND 
  VERY POOR VISIBILITY 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.

&&

$$

NYZ004-060500-
/O.CON.KBUF.LE.Y.0003.000000T0000Z-110106T0500Z/
WAYNE-
INCLUDING THE CITY OF...NEWARK
928 PM EST WED JAN 5 2011

...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST
TONIGHT...

A LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EST
TONIGHT. 

* LOCATIONS...NORTHEAST CORNER OF WAYNE COUNTY.

* TIMING...THROUGH MIDNIGHT.

* ACCUMULATIONS...A TOTAL OF 3 TO 5 INCHES IN THE MOST PERSISTENT
  BANDS.

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

* IMPACTS...SNOW COVERED ROADS AND POOR VISIBILITY 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.

&&

$$

APFFEL
981 
WWUS41 KBUF 060409
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
1109 PM EST WED JAN 5 2011

NYZ004-060515-
/O.CAN.KBUF.LE.Y.0003.000000T0000Z-110106T0500Z/
WAYNE-
INCLUDING THE CITY OF...NEWARK
1109 PM EST WED JAN 5 2011

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

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

$$

NYZ005-006-061215-
/O.CON.KBUF.LE.W.0003.000000T0000Z-110106T1400Z/
NORTHERN CAYUGA-OSWEGO-
INCLUDING THE CITIES OF...FAIR HAVEN...OSWEGO
1109 PM EST WED JAN 5 2011

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 9 AM EST
THURSDAY...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 9 AM EST
THURSDAY. 

* LOCATIONS...NORTHERN CAYUGA AND OSWEGO COUNTIES. HEAVIEST 
  ALONG THE LAKESHORE FROM FAIR HAVEN TO OSWEGO AND MEXICO. 

* TIMING...THROUGH EARLY THURSDAY MORNING.

* ACCUMULATIONS...A TOTAL OF 8 TO 12 INCHES IN THE MOST 
  PERSISTENT BANDS. 

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

* IMPACTS...HEAVY SNOW WILL RESULT IN SNOW COVERED ROADS AND 
  VERY POOR VISIBILITY 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.

&&

$$

APFFEL
407 
WWUS41 KBUF 060843
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
343 AM EST THU JAN 6 2011

NYZ005-006-060945-
/O.CAN.KBUF.LE.W.0003.000000T0000Z-110106T1400Z/
NORTHERN CAYUGA-OSWEGO-
INCLUDING THE CITIES OF...FAIR HAVEN...OSWEGO
343 AM EST THU JAN 6 2011

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

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

WHILE SOME LEFTOVER SNOW SHOWERS ARE STILL EXPECTED THIS
MORNING...THE THREAT FOR SIGNIFICANT LAKE EFFECT SNOWS HAS
ENDED...THEREFORE THE LAKE EFFECT SNOW WARNING HAS BEEN CANCELLED.

$$

JJR

The office that day

Everything else NWS Buffalo, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 4, 10:28 PM ESTLake Effect Snow WarningBUFOswego5 hr
Jan 5, 1:37 PM ESTLake Effect Snow AdvisoryBUFWayne10 hr

Nearby

Lake Effect Snow Warnings in New York, 2011Every lake effect snow warning in 2011

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.