Alert archive / New York / Winter Storm Warnings in 2008

Winter Storm Warning 11, NWS Buffalo, NY

December 20, 2008Jefferson County, Lewis County, Oswego County, New York

NWS Buffalo, NY issued this winter storm warning at Dec 20, 2008, 4:22 PM EST for Jefferson County, Lewis County, Oswego County, New York. It took effect at Dec 21, 2008, 7:00 AM EST. It was in force for 9 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 20, 2008, 4:22 PM EST (21:22 UTC)
In effect from
Dec 21, 2008, 7:00 AM EST
Expired
Dec 21, 2008, 4:08 PM EST
In force
9 hr
Issued by
NWS Buffalo, NY

Counties Jefferson County, NY, Lewis County, NY, Oswego County, NY

The radar

The Ft Drum radar (KTYX), 18 km from the middle of the area, began a volume at 21:24 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

Albany, NY (KALY), launched 12:00Z, 9.4 hours before the alert went out and 205 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, Albany, NY at 12:00Z on 2008-12-20Temperature 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, Albany, NY at 12:00Z on 2008-12-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 71 square meters per square second.1939587897117136156Sfc1 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
657 m above ground
0-6 km bulk shear
81 kt
0-1 km storm-relative helicity
71 m²/s²
0-3 km storm-relative helicity
335 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.

000 
WWUS41 KBUF 202122
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
422 PM EST SAT DEC 20 2008

...A VERY WINTRY PERIOD IN STORE...

.A DOUBLE BARRELED LOW STRETCHING FROM THE UPPER GREAT LAKES TO
THE OHIO VALLEY THIS EVENING WILL GRADUALLY WORK ACROSS OUR REGION
BEGINNING AFTER 3 OR 4 AM IN THE WEST AND ABOUT DAYBREAK FOR THE
EASTERN LAKE ONTARIO COUNTIES. THIS WILL RESULT IN ANOTHER ROUND
OF ACCUMULATING SNOW FOR THE ENTIRE REGION WITH THE HEAVIEST
AMOUNTS ACROSS THE EASTERN LAKE ONTARIO COUNTIES. 

BY FAR THOUGH...THE BIGGEST IMPACT FROM THIS SYSTEM WILL BE STRONG
WINDS ON THE BACK SIDE OF THIS LOW. ANY SNOW THAT DOES FALL WILL
BE BLOWN AROUND WITH SIGNIFICANT DRIFTING...CAUSING FREQUENT
WHITEOUTS. THE WORST AREAS WILL BE EAST OF THE LAKES WHERE
LOCALIZED BLIZZARD CONDITIONS CAN BE EXPECTED.

NYZ010>013-085-210530-
/O.UPG.KBUF.WS.A.0008.081221T1200Z-081222T1000Z/
/O.NEW.KBUF.WW.Y.0016.081221T0900Z-081221T1800Z/
/O.NEW.KBUF.LE.W.0018.081221T1800Z-081222T1200Z/
NORTHERN ERIE-GENESEE-WYOMING-LIVINGSTON-SOUTHERN ERIE-
INCLUDING THE CITIES OF...BUFFALO...BATAVIA...WARSAW...GENESEO...
ORCHARD PARK...SPRINGVILLE
422 PM EST SAT DEC 20 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM TO 1 PM EST
SUNDAY...
...LAKE EFFECT SNOW WARNING IN EFFECT FROM 1 PM SUNDAY TO 7 AM
EST MONDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW WARNING...WHICH IS IN EFFECT FROM 1 PM SUNDAY TO 7 AM EST
MONDAY. A WINTER WEATHER ADVISORY HAS ALSO BEEN ISSUED. THIS
WINTER WEATHER ADVISORY FOR SNOW IS IN EFFECT FROM 4 AM TO 1 PM
EST SUNDAY.

SNOW WILL DEVELOP FROM WEST TO EAST ACROSS THE REGION LATE
TONIGHT...WITH THE STEADIEST SNOWFALL EXPECTED SUNDAY
MORNING INTO THE EARLY AFTERNOON. THE SNOW SUNDAY AFTERNOON WILL
BECOME LAKE ENHANCED AND BE ACCOMPANIED BY STRONG SOUTHWEST
WINDS...WHICH COULD GUST WELL OVER 40 MPH. THIS WILL PRODUCE
SIGNIFICANT BLOWING AND DRIFTING SNOW WITH FREQUENT WHITEOUTS. THERE
COULD EVEN BE SOME MINOR WIND DAMAGE.

SNOWFALL AMOUNTS ARE EXPECTED TO BE NEAR 3 TO 5 INCHES BY MIDDAY
MONDAY...ALTHOUGH IT WILL BE NEARLY IMPOSSIBLE TO MEASURE DUE TO
THE WIND. LOCALLY GREATER AMOUNTS SHOULD BE EXPECTED AS THE LAKE
EFFECT BEGINS TO TAKE HOLD. THE LAKE EFFECT WILL LIKELY BEGIN AS FAR
NORTH AS NORTHERN ERIE AND GENESEE COUNTIES AND THEN DRIFT SLOWLY
SOUTHWARD LATER SUNDAY AND SUNDAY NIGHT. WINDS WILL CONTINUE TO BE
A PROBLEM ACROSS THE ENTIRE AREA THROUGH SUNDAY NIGHT.

THIS IS EXPECTED TO BE A VERY SIGNIFICANT STORM. THERE MAY BE ROAD
CLOSURES AND IMPOSSIBLE TRAVEL. STAY TUNED TO NOAA WEATHER RADIO
OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE LATEST
UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT
WWW.WEATHER.GOV/BUFFALO. 

$$

NYZ019>021-210530-
/O.UPG.KBUF.WS.A.0008.081221T1200Z-081222T1000Z/
/O.NEW.KBUF.WW.Y.0016.081221T0900Z-081221T1800Z/
/O.NEW.KBUF.LE.W.0018.081221T1800Z-081222T1800Z/
CHAUTAUQUA-CATTARAUGUS-ALLEGANY-
INCLUDING THE CITIES OF...JAMESTOWN...OLEAN...WELLSVILLE
422 PM EST SAT DEC 20 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM TO 1 PM EST
SUNDAY...
...LAKE EFFECT SNOW WARNING IN EFFECT FROM 1 PM SUNDAY TO 1 PM
EST MONDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW WARNING...WHICH IS IN EFFECT FROM 1 PM SUNDAY TO 1 PM EST
MONDAY. A WINTER WEATHER ADVISORY HAS ALSO BEEN ISSUED. THIS
WINTER WEATHER ADVISORY FOR SNOW IS IN EFFECT
FROM 4 AM TO 1 PM EST SUNDAY.  

SNOW WILL DEVELOP FROM WEST TO EAST ACROSS THE REGION LATE
TONIGHT...WITH THE STEADIEST SNOWFALL EXPECTED SUNDAY
MORNING INTO THE EARLY AFTERNOON. BY SNOW SUNDAY AFTERNOON THE
SNOW WILL BECOME LAKE ENHANCED AND BE ACCOMPANIED BY STRONG
SOUTHWEST WINDS...WHICH COULD GUST WELL OVER 40 MPH. THIS WILL
PRODUCE SIGNIFICANT BLOWING AND DRIFTING SNOW WITH FREQUENT
WHITEOUTS...ESPECIALLY OVER THE NORTHERN PORTIONS OF THE COUNTIES.

SNOWFALL AMOUNTS ARE EXPECTED TO BE NEAR 3 TO 5 INCHES BY MIDDAY
MONDAY...ALTHOUGH IT WILL BE NEARLY IMPOSSIBLE TO MEASURE DUE TO
THE WIND. LOCALLY GREATER AMOUNTS SHOULD BE EXPECTED AS THE LAKE
EFFECT BEGINS TO TAKE HOLD.  THE HEAVIEST LAKE EFFECT WILL BE
SUNDAY NIGHT AND MONDAY MORNING.

THIS IS EXPECTED TO BE A VERY SIGNIFICANT STORM. THERE MAY BE ROAD
CLOSURES AND IMPOSSIBLE TRAVEL. STAY TUNED TO NOAA WEATHER RADIO
OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE LATEST
UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT
WWW.WEATHER.GOV/BUFFALO. 

$$

NYZ006>008-210530-
/O.UPG.KBUF.WS.A.0008.081221T1200Z-081222T1000Z/
/O.NEW.KBUF.WS.W.0011.081221T1200Z-081222T1800Z/
OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE
422 PM EST SAT DEC 20 2008

...WINTER STORM WARNING IN EFFECT FROM 7 AM SUNDAY TO 1 PM EST
MONDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A WINTER STORM
WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM
7 AM SUNDAY TO 1 PM EST MONDAY.  

SNOW WILL DEVELOP SUNDAY MORNING AND CONTINUE INTO SUNDAY NIGHT.
ACCUMULATIONS ARE EXPECTED TO BE GREATER THAN 8 INCHES THROUGH
SUNDAY WITH MORE SUNDAY NIGHT. LAKE ENHANCEMENT WILL ADD TO THE
PROBLEMS SUNDAY NIGHT AND MONDAY.

BY FAR THE BIGGEST PROBLEM FROM THIS STORM WILL BE WIDESPREAD
BLOWING AND DRIFTING SNOW AND FREQUENT WHITEOUTS CAUSING LOCALIZED
BLIZZARD CONDITIONS. WINDS WILL GUST OVER 40 MPH AT TIMES.

THIS IS EXPECTED TO BE A VERY SIGNIFICANT STORM. THERE MAY BE
ROAD CLOSURES AND IMPOSSIBLE TRAVEL. STAY TUNED TO NOAA WEATHER
RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE
LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT
WWW.WEATHER.GOV/BUFFALO. 

$$

NYZ001>005-014-210530-
/O.UPG.KBUF.WS.A.0008.081221T1200Z-081222T1000Z/
/O.NEW.KBUF.WW.Y.0016.081221T0900Z-081222T1800Z/
NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-ONTARIO-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER...
NEWARK...FAIR HAVEN...CANANDAIGUA
422 PM EST SAT DEC 20 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM SUNDAY TO 1 PM EST
MONDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
FROM 4 AM SUNDAY TO 1 PM EST MONDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT. 

SNOW WILL DEVELOP FROM WEST TO EAST ACROSS THE REGION LATE
TONIGHT...WITH THE STEADIEST SNOWFALL EXPECTED SUNDAY
MORNING INTO THE EARLY AFTERNOON. THE SNOW SUNDAY AFTERNOON WILL
THEN BE ACCOMPANIED BY STRONG SOUTHWEST WINDS...WHICH COULD GUST
OVER 40 MPH. THIS WILL PRODUCE AREAS OF BLOWING SNOW
WITH GREATLY REDUCED VISIBILITIES.

THIS IS EXPECTED TO HAVE A SIGNIFICANT IMPACT ON AREA ROADWAYS. THE
SNOWFALL AMOUNTS WILL NOT BE ANYWHERE NEAR OUR RECENT STORM BUT
THE WINDS WILL BE MUCH WORSE WITH VERY DIFFICULT TRAVEL
ANTICIPATED. 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
5 follow-up statements
000 
WWUS41 KBUF 202144 CCA
WSWBUF

URGENT - WINTER WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE BUFFALO NY
443 PM EST SAT DEC 20 2008

...A VERY WINTRY PERIOD IN STORE...

.A DOUBLE BARRELED LOW STRETCHING FROM THE UPPER GREAT LAKES TO
THE OHIO VALLEY THIS EVENING WILL GRADUALLY WORK ACROSS OUR REGION
BEGINNING AFTER 3 OR 4 AM IN THE WEST AND ABOUT DAYBREAK FOR THE
EASTERN LAKE ONTARIO COUNTIES. THIS WILL RESULT IN ANOTHER ROUND
OF ACCUMULATING SNOW FOR THE ENTIRE REGION WITH THE HEAVIEST
AMOUNTS ACROSS THE EASTERN LAKE ONTARIO COUNTIES. 

BY FAR THOUGH...THE BIGGEST IMPACT FROM THIS SYSTEM WILL BE STRONG
WINDS ON THE BACK SIDE OF THIS LOW. ANY SNOW THAT DOES FALL WILL
BE BLOWN AROUND WITH SIGNIFICANT DRIFTING...CAUSING FREQUENT
WHITEOUTS. THE WORST AREAS WILL BE EAST OF THE LAKES WHERE
LOCALIZED BLIZZARD CONDITIONS CAN BE EXPECTED.

NYZ010>013-085-210600-
/O.UPG.KBUF.WS.A.0008.081221T1200Z-081222T1000Z/
/O.COR.KBUF.WW.Y.0016.081221T0900Z-081221T1800Z/
/O.COR.KBUF.LE.W.0018.081221T1800Z-081222T1200Z/
NORTHERN ERIE-GENESEE-WYOMING-LIVINGSTON-SOUTHERN ERIE-
INCLUDING THE CITIES OF...BUFFALO...BATAVIA...WARSAW...GENESEO...
ORCHARD PARK...SPRINGVILLE
443 PM EST SAT DEC 20 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM TO 1 PM EST
SUNDAY...
...LAKE EFFECT SNOW WARNING IN EFFECT FROM 1 PM SUNDAY TO 7 AM
EST MONDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW WARNING...WHICH IS IN EFFECT FROM 1 PM SUNDAY TO 7 AM EST
MONDAY. A WINTER WEATHER ADVISORY HAS ALSO BEEN ISSUED. THIS
WINTER WEATHER ADVISORY FOR SNOW IS IN EFFECT FROM 4 AM TO 1 PM
EST SUNDAY.

SNOW WILL DEVELOP FROM WEST TO EAST ACROSS THE REGION LATE
TONIGHT...WITH THE STEADIEST SNOWFALL EXPECTED SUNDAY
MORNING INTO THE EARLY AFTERNOON. THE SNOW SUNDAY AFTERNOON WILL
BECOME LAKE ENHANCED AND BE ACCOMPANIED BY STRONG SOUTHWEST
WINDS...WHICH COULD GUST WELL OVER 40 MPH. THIS WILL PRODUCE
SIGNIFICANT BLOWING AND DRIFTING SNOW WITH FREQUENT WHITEOUTS. THERE
COULD EVEN BE SOME MINOR WIND DAMAGE.

SNOWFALL AMOUNTS ARE EXPECTED TO BE NEAR 3 TO 5 INCHES BY MIDDAY
SUNDAY...ALTHOUGH IT WILL BE NEARLY IMPOSSIBLE TO MEASURE DUE TO
THE WIND. LOCALLY GREATER AMOUNTS SHOULD BE EXPECTED AS THE LAKE
EFFECT BEGINS TO TAKE HOLD. THE LAKE EFFECT WILL LIKELY BEGIN AS FAR
NORTH AS NORTHERN ERIE AND GENESEE COUNTIES AND THEN DRIFT SLOWLY
SOUTHWARD LATER SUNDAY AND SUNDAY NIGHT. WINDS WILL CONTINUE TO BE
A PROBLEM ACROSS THE ENTIRE AREA THROUGH SUNDAY NIGHT.

THIS IS EXPECTED TO BE A VERY SIGNIFICANT STORM. THERE MAY BE ROAD
CLOSURES AND IMPOSSIBLE TRAVEL. STAY TUNED TO NOAA WEATHER RADIO
OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE LATEST
UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT
WWW.WEATHER.GOV/BUFFALO. 

$$

NYZ019>021-210600-
/O.UPG.KBUF.WS.A.0008.081221T1200Z-081222T1000Z/
/O.NEW.KBUF.WW.Y.0016.081221T0900Z-081221T1800Z/
/O.NEW.KBUF.LE.W.0018.081221T1800Z-081222T1800Z/
CHAUTAUQUA-CATTARAUGUS-ALLEGANY-
INCLUDING THE CITIES OF...JAMESTOWN...OLEAN...WELLSVILLE
443 PM EST SAT DEC 20 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM TO 1 PM EST
SUNDAY...
...LAKE EFFECT SNOW WARNING IN EFFECT FROM 1 PM SUNDAY TO 1 PM
EST MONDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW WARNING...WHICH IS IN EFFECT FROM 1 PM SUNDAY TO 1 PM EST
MONDAY. A WINTER WEATHER ADVISORY HAS ALSO BEEN ISSUED. THIS
WINTER WEATHER ADVISORY FOR SNOW IS IN EFFECT
FROM 4 AM TO 1 PM EST SUNDAY.  

SNOW WILL DEVELOP FROM WEST TO EAST ACROSS THE REGION LATE
TONIGHT...WITH THE STEADIEST SNOWFALL EXPECTED SUNDAY
MORNING INTO THE EARLY AFTERNOON. BY SNOW SUNDAY AFTERNOON THE
SNOW WILL BECOME LAKE ENHANCED AND BE ACCOMPANIED BY STRONG
SOUTHWEST WINDS...WHICH COULD GUST WELL OVER 40 MPH. THIS WILL
PRODUCE SIGNIFICANT BLOWING AND DRIFTING SNOW WITH FREQUENT
WHITEOUTS...ESPECIALLY OVER THE NORTHERN PORTIONS OF THE COUNTIES.

SNOWFALL AMOUNTS ARE EXPECTED TO BE NEAR 3 TO 5 INCHES BY MIDDAY
MONDAY...ALTHOUGH IT WILL BE NEARLY IMPOSSIBLE TO MEASURE DUE TO
THE WIND. LOCALLY GREATER AMOUNTS SHOULD BE EXPECTED AS THE LAKE
EFFECT BEGINS TO TAKE HOLD.  THE HEAVIEST LAKE EFFECT WILL BE
SUNDAY NIGHT AND MONDAY MORNING.

THIS IS EXPECTED TO BE A VERY SIGNIFICANT STORM. THERE MAY BE ROAD
CLOSURES AND IMPOSSIBLE TRAVEL. STAY TUNED TO NOAA WEATHER RADIO
OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE LATEST
UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT
WWW.WEATHER.GOV/BUFFALO. 

$$

NYZ006>008-210600-
/O.UPG.KBUF.WS.A.0008.081221T1200Z-081222T1000Z/
/O.NEW.KBUF.WS.W.0011.081221T1200Z-081222T1800Z/
OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE
443 PM EST SAT DEC 20 2008

...WINTER STORM WARNING IN EFFECT FROM 7 AM SUNDAY TO 1 PM EST
MONDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A WINTER STORM
WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM
7 AM SUNDAY TO 1 PM EST MONDAY.  

SNOW WILL DEVELOP SUNDAY MORNING AND CONTINUE INTO SUNDAY NIGHT.
ACCUMULATIONS ARE EXPECTED TO BE GREATER THAN 8 INCHES THROUGH
SUNDAY WITH MORE SUNDAY NIGHT. LAKE ENHANCEMENT WILL ADD TO THE
PROBLEMS SUNDAY NIGHT AND MONDAY.

BY FAR THE BIGGEST PROBLEM FROM THIS STORM WILL BE WIDESPREAD
BLOWING AND DRIFTING SNOW AND FREQUENT WHITEOUTS CAUSING LOCALIZED
BLIZZARD CONDITIONS. WINDS WILL GUST OVER 40 MPH AT TIMES.

THIS IS EXPECTED TO BE A VERY SIGNIFICANT STORM. THERE MAY BE
ROAD CLOSURES AND IMPOSSIBLE TRAVEL. STAY TUNED TO NOAA WEATHER
RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE
LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT
WWW.WEATHER.GOV/BUFFALO. 

$$

NYZ001>005-014-210600-
/O.UPG.KBUF.WS.A.0008.081221T1200Z-081222T1000Z/
/O.NEW.KBUF.WW.Y.0016.081221T0900Z-081222T1800Z/
NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-ONTARIO-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER...
NEWARK...FAIR HAVEN...CANANDAIGUA
443 PM EST SAT DEC 20 2008

...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM SUNDAY TO 1 PM EST
MONDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
FROM 4 AM SUNDAY TO 1 PM EST MONDAY. THE WINTER STORM WATCH IS NO
LONGER IN EFFECT. 

SNOW WILL DEVELOP FROM WEST TO EAST ACROSS THE REGION LATE
TONIGHT...WITH THE STEADIEST SNOWFALL EXPECTED SUNDAY
MORNING INTO THE EARLY AFTERNOON. THE SNOW SUNDAY AFTERNOON WILL
THEN BE ACCOMPANIED BY STRONG SOUTHWEST WINDS...WHICH COULD GUST
OVER 40 MPH. THIS WILL PRODUCE AREAS OF BLOWING SNOW
WITH GREATLY REDUCED VISIBILITIES.

THIS IS EXPECTED TO HAVE A SIGNIFICANT IMPACT ON AREA ROADWAYS. THE
SNOWFALL AMOUNTS WILL NOT BE ANYWHERE NEAR OUR RECENT STORM BUT
THE WINDS WILL BE MUCH WORSE WITH VERY DIFFICULT TRAVEL
ANTICIPATED. 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
000 
WWUS41 KBUF 210255
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
955 PM EST SAT DEC 20 2008

...A VERY WINTRY PERIOD IN STORE...

.A DOUBLE BARRELED LOW STRETCHING FROM THE UPPER GREAT LAKES TO
THE OHIO VALLEY SATURDAY EVENING WILL GRADUALLY WORK ACROSS OUR
REGION BEGINNING AFTER 3 OR 4 AM IN THE WEST AND ABOUT DAYBREAK
FOR THE EASTERN LAKE ONTARIO COUNTIES. THIS WILL RESULT IN
ANOTHER ROUND OF ACCUMULATING SNOW FOR THE ENTIRE REGION WITH THE
HEAVIEST AMOUNTS ACROSS THE EASTERN LAKE ONTARIO COUNTIES.

BY FAR THOUGH...THE BIGGEST IMPACT FROM THIS SYSTEM WILL BE
STRONG WINDS ON THE BACK SIDE OF THIS LOW. ANY SNOW THAT DOES
FALL WILL BE BLOWN AROUND WITH SIGNIFICANT DRIFTING...CAUSING
FREQUENT WHITEOUTS. THE WORST AREAS WILL BE EAST OF THE LAKES
WHERE LOCALIZED BLIZZARD CONDITIONS CAN BE EXPECTED.

NYZ010>013-085-211100-
/O.CON.KBUF.LE.W.0018.081221T1800Z-081222T1200Z/
/O.CON.KBUF.WW.Y.0016.081221T0900Z-081221T1800Z/
NORTHERN ERIE-GENESEE-WYOMING-LIVINGSTON-SOUTHERN ERIE-
INCLUDING THE CITIES OF...BUFFALO...BATAVIA...WARSAW...GENESEO...
ORCHARD PARK...SPRINGVILLE
955 PM EST SAT DEC 20 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 1 PM
EST SUNDAY...
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT FROM 1 PM SUNDAY TO
7 AM EST MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 1 PM EST
SUNDAY. A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT FROM 1 PM
SUNDAY TO 7 AM EST MONDAY.

SNOW WILL DEVELOP FROM WEST TO EAST ACROSS THE REGION LATE
TONIGHT...WITH THE STEADIEST SNOWFALL EXPECTED SUNDAY MORNING
INTO THE EARLY AFTERNOON. THE SNOW SUNDAY AFTERNOON WILL BECOME
LAKE ENHANCED AND BE ACCOMPANIED BY STRONG SOUTHWEST WINDS...
WHICH COULD GUST WELL OVER 40 MPH. THIS WILL PRODUCE SIGNIFICANT
BLOWING AND DRIFTING SNOW WITH FREQUENT WHITEOUTS. THERE COULD
EVEN BE SOME MINOR WIND DAMAGE.

SNOWFALL AMOUNTS ARE EXPECTED TO BE NEAR 3 TO 5 INCHES BY MIDDAY
SUNDAY...ALTHOUGH IT WILL BE NEARLY IMPOSSIBLE TO MEASURE DUE TO
THE WIND. LOCALLY GREATER AMOUNTS SHOULD BE EXPECTED AS THE LAKE
EFFECT BEGINS TO TAKE HOLD. THE LAKE EFFECT WILL LIKELY BEGIN AS
FAR NORTH AS NORTHERN ERIE AND GENESEE COUNTIES AND THEN DRIFT
SLOWLY SOUTHWARD LATER SUNDAY AND SUNDAY NIGHT. WINDS WILL
CONTINUE TO BE A PROBLEM ACROSS THE ENTIRE AREA THROUGH SUNDAY
NIGHT.

THIS IS EXPECTED TO BE A VERY SIGNIFICANT STORM. THERE MAY BE
ROAD CLOSURES AND IMPOSSIBLE TRAVEL. STAY TUNED TO NOAA WEATHER
RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE
LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT
WWW.WEATHER.GOV/BUFFALO.

$$

NYZ019>021-211100-
/O.CON.KBUF.LE.W.0018.081221T1800Z-081222T1800Z/
/O.CON.KBUF.WW.Y.0016.081221T0900Z-081221T1800Z/
CHAUTAUQUA-CATTARAUGUS-ALLEGANY-
INCLUDING THE CITIES OF...JAMESTOWN...OLEAN...WELLSVILLE
955 PM EST SAT DEC 20 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 1 PM
EST SUNDAY...
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT FROM 1 PM SUNDAY TO
1 PM EST MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 1 PM EST
SUNDAY. A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT FROM 1 PM
SUNDAY TO 1 PM EST MONDAY.

SNOW WILL DEVELOP FROM WEST TO EAST ACROSS THE REGION LATE
TONIGHT...WITH THE STEADIEST SNOWFALL EXPECTED SUNDAY MORNING
INTO THE EARLY AFTERNOON. BY SNOW SUNDAY AFTERNOON THE SNOW WILL
BECOME LAKE ENHANCED AND BE ACCOMPANIED BY STRONG SOUTHWEST
WINDS...WHICH COULD GUST WELL OVER 40 MPH. THIS WILL PRODUCE
SIGNIFICANT BLOWING AND DRIFTING SNOW WITH FREQUENT WHITEOUTS...
ESPECIALLY OVER THE NORTHERN PORTIONS OF THE COUNTIES.

SNOWFALL AMOUNTS ARE EXPECTED TO BE NEAR 3 TO 5 INCHES BY MIDDAY
SUNDAY...ALTHOUGH IT WILL BE NEARLY IMPOSSIBLE TO MEASURE DUE TO
THE WIND. LOCALLY GREATER AMOUNTS SHOULD BE EXPECTED AS THE LAKE
EFFECT BEGINS TO TAKE HOLD.  THE HEAVIEST LAKE EFFECT WILL BE
SUNDAY NIGHT AND MONDAY MORNING.

THIS IS EXPECTED TO BE A VERY SIGNIFICANT STORM. THERE MAY BE
ROAD CLOSURES AND IMPOSSIBLE TRAVEL. STAY TUNED TO NOAA WEATHER
RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE
LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT
WWW.WEATHER.GOV/BUFFALO.

$$

NYZ006>008-211100-
/O.CON.KBUF.WS.W.0011.081221T1200Z-081222T1800Z/
OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE
955 PM EST SAT DEC 20 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 AM SUNDAY TO
1 PM EST MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 7 AM SUNDAY TO 1 PM
EST MONDAY. 

SNOW WILL DEVELOP SUNDAY MORNING AND CONTINUE INTO SUNDAY NIGHT.
ACCUMULATIONS ARE EXPECTED TO BE GREATER THAN 8 INCHES THROUGH
SUNDAY WITH MORE SUNDAY NIGHT. LAKE ENHANCEMENT WILL ADD TO THE
PROBLEMS SUNDAY NIGHT AND MONDAY.

BY FAR THE BIGGEST PROBLEM FROM THIS STORM WILL BE WIDESPREAD
BLOWING AND DRIFTING SNOW AND FREQUENT WHITEOUTS CAUSING
LOCALIZED BLIZZARD CONDITIONS. WINDS WILL GUST OVER 40 MPH AT
TIMES.

THIS IS EXPECTED TO BE A VERY SIGNIFICANT STORM. THERE MAY BE
ROAD CLOSURES AND IMPOSSIBLE TRAVEL. STAY TUNED TO NOAA WEATHER
RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE
LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT
WWW.WEATHER.GOV/BUFFALO.

$$

NYZ001>005-014-211100-
/O.CON.KBUF.WW.Y.0016.081221T0900Z-081222T1800Z/
NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-ONTARIO-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER...
NEWARK...FAIR HAVEN...CANANDAIGUA
955 PM EST SAT DEC 20 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM SUNDAY TO
1 PM EST MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM SUNDAY TO
1 PM EST MONDAY. 

SNOW WILL DEVELOP FROM WEST TO EAST ACROSS THE REGION LATE
TONIGHT...WITH THE STEADIEST SNOWFALL EXPECTED SUNDAY MORNING
INTO THE EARLY AFTERNOON. THE SNOW SUNDAY AFTERNOON WILL THEN BE
ACCOMPANIED BY STRONG SOUTHWEST WINDS...WHICH COULD GUST OVER
40 MPH. THIS WILL PRODUCE AREAS OF BLOWING SNOW WITH GREATLY
REDUCED VISIBILITIES.

THIS IS EXPECTED TO HAVE A SIGNIFICANT IMPACT ON AREA ROADWAYS.
THE SNOWFALL AMOUNTS WILL NOT BE ANYWHERE NEAR OUR RECENT STORM
BUT THE WINDS WILL BE MUCH WORSE WITH VERY DIFFICULT TRAVEL
CONDITIONS ANTICIPATED. 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.

$$
000 
WWUS41 KBUF 210849
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
349 AM EST SUN DEC 21 2008

...A VERY WINTRY PERIOD IN STORE...

.A DOUBLE BARRELED LOW STRETCHING FROM THE UPPER GREAT LAKES TO
THE VIRGINIAS EARLY THIS MORNING WILL GRADUALLY WORK NORTHEAST
ACROSS OUR REGION TODAY. THIS WILL RESULT IN ANOTHER ROUND OF
ACCUMULATING SNOW FOR THE ENTIRE REGION...WITH THE HEAVIEST
AMOUNTS FALLING ACROSS THE EASTERN LAKE ONTARIO COUNTIES.

AS THE WIDESPREAD GENERAL SNOWFALL GRADUALLY WINDS DOWN FROM
SOUTHWEST TO NORTHEAST DURING THE LATE MORNING AND AFTERNOON
HOURS...MUCH COLDER AIR WILL BE SWEEPING INTO THE AREA FROM THE
WEST AND SOUTHWEST...AND THIS WILL LEAD TO THE DEVELOPMENT OF
VERY SIGNIFICANT LAKE EFFECT SNOWS DOWNWIND OF THE GREAT LAKES
LATER THIS AFTERNOON AND EVENING. THE LAKE SNOWS WILL INITIALLY
FORM NEAR BUFFALO AND WATERTOWN THIS AFTERNOON AND
EVENING...BEFORE GRADUALLY SHIFTING SOUTHWARD TONIGHT AS WINDS
TURN WESTERLY AND THEN NORTHWESTERLY. FRESH ACCUMULATIONS OF UP TO
A FOOT WILL BE POSSIBLE THROUGH TONIGHT IN THE MOST PERSISTENT
SNOW BANDS...WHICH SHOULD GENERALLY BE FROM SOUTHERN ERIE AND
WYOMING COUNTIES SOUTHWARD ACROSS THE SOUTHERN TIER OFF OF LAKE
ERIE...AND ACROSS THE TUG HILL REGION EAST OF LAKE ONTARIO.

BY FAR THOUGH...THE BIGGEST IMPACT FROM THIS SYSTEM WILL BE THE 
STRONG WINDS THAT WILL DEVELOP ON THE BACK SIDE OF THE DEPARTING
LOW THIS AFTERNOON AND EVENING. ANY SNOW THAT DOES FALL WILL BE BLOWN
AROUND WITH SIGNIFICANT DRIFTING...CAUSING FREQUENT WHITEOUTS. THE
WORST CONDITIONS WILL BE WITHIN THE LAKE SNOWS EAST OF THE LAKES...
WHERE LOCALIZED BLIZZARD CONDITIONS CAN BE EXPECTED.

NYZ010>013-085-211700-
/O.CON.KBUF.LE.W.0018.081221T1800Z-081222T1200Z/
/O.CON.KBUF.WW.Y.0016.081221T0900Z-081221T1800Z/
NORTHERN ERIE-GENESEE-WYOMING-LIVINGSTON-SOUTHERN ERIE-
INCLUDING THE CITIES OF...BUFFALO...BATAVIA...WARSAW...GENESEO...
ORCHARD PARK...SPRINGVILLE
349 AM EST SUN DEC 21 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS
AFTERNOON...
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 7 AM EST MONDAY...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 7 AM EST MONDAY. A WINTER WEATHER ADVISORY REMAINS
IN EFFECT UNTIL 1 PM EST THIS AFTERNOON. 

STEADY SNOW WILL CONTINUE ACROSS THE REGION THROUGH AT LEAST MID
MORNING...THEN WILL GRADUALLY TAPER OFF THROUGH EARLY AFTERNOON.
THEN...LAKE EFFECT SNOWS ARE EXPECTED TO DEVELOP OFF LAKE ERIE
IN OR JUST SOUTH OF THE BUFFALO AREA THIS AFTERNOON...THEN GRADUALLY SHIFT
SOUTHWARD TO THE FAR SOUTHERN ERIE AND WYOMING COUNTIES AND THE
SOUTHERN TIER AS THE NIGHT PROGRESSES. THE LAKE SNOWS WILL ALSO BE
ACCOMPANIED BY STRONG SOUTHWESTERLY WINDS THAT COULD GUST OVER 45
MPH...WHICH WILL PRODUCE WIDESPREAD BLOWING AND DRIFTING SNOW AND
FREQUENT WHITEOUT CONDITIONS...ALONG WITH THE POSSIBILITY OF SOME
MINOR WIND DAMAGE.

SNOWFALL AMOUNTS ARE EXPECTED TO BE RANGE FROM 3 TO 5 INCHES BY MIDDAY
TODAY...ALTHOUGH IT WILL BE NEARLY IMPOSSIBLE TO MEASURE DUE TO THE
WIND. LOCALLY GREATER AMOUNTS SHOULD THEN BE EXPECTED AS THE LAKE
EFFECT BEGINS TO TAKE HOLD THIS AFTERNOON AND EVENING...WITH UP TO A
FOOT OF ACCUMULATION POSSIBLE IN THE MOST PERSISTENT LAKE SNOWS
TONIGHT...GENERALLY FROM SOUTHERN ERIE AND WYOMING COUNTIES
SOUTHWARD ACROSS THE SOUTHERN TIER.

THIS IS EXPECTED TO BE A VERY SIGNIFICANT STORM. THERE MAY BE
ROAD CLOSURES AND IMPOSSIBLE TRAVEL. STAY TUNED TO NOAA WEATHER
RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE
LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT
WWW.WEATHER.GOV/BUFFALO.

$$

NYZ019>021-211700-
/O.CON.KBUF.LE.W.0018.081221T1800Z-081222T1800Z/
/O.CON.KBUF.WW.Y.0016.081221T0900Z-081221T1800Z/
CHAUTAUQUA-CATTARAUGUS-ALLEGANY-
INCLUDING THE CITIES OF...JAMESTOWN...OLEAN...WELLSVILLE
349 AM EST SUN DEC 21 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS
AFTERNOON...
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 1 PM EST MONDAY...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 1 PM EST MONDAY. A WINTER WEATHER ADVISORY REMAINS
IN EFFECT UNTIL 1 PM EST THIS AFTERNOON. 

STEADY SNOW WILL CONTINUE ACROSS THE REGION THROUGH AT LEAST MID
MORNING...THEN WILL GRADUALLY TAPER OFF THROUGH EARLY AFTERNOON.
THEN...LAKE EFFECT SNOWS ARE EXPECTED TO DEVELOP OFF LAKE ERIE
IN OR JUST SOUTH OF THE BUFFALO AREA THIS AFTERNOON...THEN GRADUALLY SHIFT
SOUTHWARD TO FAR SOUTHERN ERIE AND WYOMING COUNTIES AND THE
SOUTHERN TIER AS THE NIGHT PROGRESSES. THE LAKE SNOWS WILL ALSO BE
ACCOMPANIED BY STRONG SOUTHWESTERLY WINDS THAT COULD GUST OVER 45
MPH...WHICH WILL PRODUCE WIDESPREAD BLOWING AND DRIFTING SNOW AND
FREQUENT WHITEOUT CONDITIONS...ALONG WITH THE POSSIBILITY OF SOME
MINOR WIND DAMAGE.

SNOWFALL AMOUNTS ARE EXPECTED TO BE RANGE FROM 3 TO 5 INCHES BY MIDDAY
TODAY...ALTHOUGH IT WILL BE NEARLY IMPOSSIBLE TO MEASURE DUE TO THE
WIND. LOCALLY GREATER AMOUNTS SHOULD THEN BE EXPECTED AS THE LAKE
EFFECT BEGINS TO TAKE HOLD THIS AFTERNOON AND EVENING...WITH UP TO A
FOOT OF ACCUMULATION POSSIBLE IN THE MOST PERSISTENT LAKE SNOWS
TONIGHT...GENERALLY FROM SOUTHERN ERIE AND WYOMING COUNTIES
SOUTHWARD ACROSS THE SOUTHERN TIER.

THIS IS EXPECTED TO BE A VERY SIGNIFICANT STORM. THERE MAY BE
ROAD CLOSURES AND IMPOSSIBLE TRAVEL. STAY TUNED TO NOAA WEATHER
RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE
LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT
WWW.WEATHER.GOV/BUFFALO.

$$

NYZ006>008-211700-
/O.CON.KBUF.WS.W.0011.081221T1200Z-081222T1800Z/
OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE
349 AM EST SUN DEC 21 2008

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 AM THIS MORNING
TO 1 PM EST MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 7 AM THIS MORNING
TO 1 PM EST MONDAY. 

SNOW WILL DEVELOP ACROSS THE REGION EARLY THIS MORNING AND
CONTINUE THROUGH MOST OF THE DAY...PRODUCING ACCUMULATIONS OF 5 TO
9 INCHES BY EVENING. 

THEN...LAKE EFFECT SNOWS ARE EXPECTED TO DEVELOP OFF LAKE ONTARIO
IN OR JUST SOUTH OF THE WATERTOWN AREA LATE THIS AFTERNOON AND
EARLY EVENING...THEN GRADUALLY SHIFT SOUTHWARD ACROSS THE TUG HILL
AND INTO OSWEGO COUNTY AS THE NIGHT PROGRESSES. UP TO A
FOOT OF ADDITIONAL ACCUMULATION WILL BE POSSIBLE IN THE MOST
PERSISTENT LAKE SNOWS TONIGHT...GENERALLY ACROSS THE TUG HILL
REGION. 

THE LAKE SNOWS WILL ALSO BE ACCOMPANIED BY STRONG SOUTHWESTERLY
WINDS THAT COULD GUST TO 45 MPH AT TIMES...WHICH WILL PRODUCE
WIDESPREAD BLOWING AND DRIFTING SNOW AND FREQUENT WHITEOUTS
CAUSING NEAR BLIZZARD CONDITIONS.

THIS IS EXPECTED TO BE A VERY SIGNIFICANT STORM. THERE MAY BE
ROAD CLOSURES AND IMPOSSIBLE TRAVEL. STAY TUNED TO NOAA WEATHER
RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE
LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT
WWW.WEATHER.GOV/BUFFALO.

$$

NYZ001>005-014-211700-
/O.CON.KBUF.WW.Y.0016.081221T0900Z-081222T1800Z/
NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-ONTARIO-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER...
NEWARK...FAIR HAVEN...CANANDAIGUA
349 AM EST SUN DEC 21 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST
MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST
MONDAY. 

STEADY SNOWFALL WILL CONTINUE THROUGH THE MORNING...THEN GRADUALLY
TAPER OFF FROM SOUTHWEST TO NORTHEAST DURING THE AFTERNOON. THIS
WILL BE FOLLOWED BY ANOTHER PERIOD OF GENERAL LIGHT SNOW TONIGHT
AS ANOTHER AREA OF MOISTURE PIVOTS AROUND THE DEPARTING LOW. LATE
TONIGHT...SOME LAKE EFFECT SNOWS OFF OF LAKE ONTARIO MAY ALSO
BEGIN TO DRIFT SOUTH INTO WAYNE AND NORTHERN CAYUGA
COUNTIES...BRINGING LOCALLY HIGHER ACCUMULATIONS TO THOSE AREAS. 

AS THE AFTERNOON AND EVENING PROGRESS...THE SNOW WILL BE ALSO BE
ACCOMPANIED BY INCREASINGLY STRONG SOUTHWESTERLY WINDS...WHICH
COULD GUST OVER 40 MPH AT TIMES. THIS WILL PRODUCE AREAS OF
BLOWING SNOW WITH GREATLY REDUCED VISIBILITIES.

THIS IS EXPECTED TO HAVE A SIGNIFICANT IMPACT ON AREA ROADWAYS.
THE SNOWFALL AMOUNTS WILL NOT BE ANYWHERE NEAR THOSE EXPERIENCED
IN FRIDAYS STORM...BUT THE WINDS WILL BE MUCH WORSE WITH VERY
DIFFICULT TRAVEL CONDITIONS ANTICIPATED. 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.

$$

JJR
000 
WWUS41 KBUF 211448
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
948 AM EST SUN DEC 21 2008

...A VERY WINTRY PERIOD IN STORE...

.A DOUBLE BARRELED LOW STRETCHING FROM THE UPPER GREAT LAKES TO
THE VIRGINIAS EARLY THIS MORNING WILL GRADUALLY WORK NORTHEAST
ACROSS OUR REGION TODAY. THIS WILL RESULT IN ANOTHER ROUND OF
ACCUMULATING SNOW FOR THE ENTIRE REGION...WITH THE HEAVIEST
AMOUNTS FALLING ACROSS THE EASTERN LAKE ONTARIO COUNTIES.

THE WIDESPREAD SNOWFALL WAS ALREADY DIMINISHING OVER THE WESTERN
PART OF THE STATE AS OF MID MORNING WITH LAKE EFFECT BEGINNING A
FEW HOURS EARLY. MUCH COLDER AIR WILL BE SWEEPING INTO THE AREA
FROM THE WEST AND SOUTHWEST...AND THIS WILL FURTHER ORGANIZE THE
LAKE EFFECT BANDS. OFF LAKE ERIE THE LAKE SNOWS WILL INITIALLY BE
CONCENTRATED FROM BUFFALO TO BATAVIA WITH A SLOW SOUTHWARD
SHIFT LATER TODAY AND TONIGHT. THE LAKE SNOW WILL BEGIN NEAR
WATERTOWN THIS AFTERNOON AFTER THE GENERALLY SNOWFALL ENDS. FRESH
ACCUMULATIONS OF UP TO A FOOT WILL BE POSSIBLE THROUGH TONIGHT IN
THE MOST PERSISTENT SNOW BANDS...WHICH SHOULD GENERALLY BE FROM
SOUTHERN ERIE AND WYOMING COUNTIES SOUTHWARD ACROSS THE SOUTHERN
TIER OFF OF LAKE ERIE...AND ACROSS THE TUG HILL REGION EAST OF
LAKE ONTARIO.

BY FAR THOUGH...THE BIGGEST IMPACT FROM THIS SYSTEM WILL BE THE
STRONG WINDS THAT ARE ALREADY DEVELOPING ON THE BACK SIDE OF THE
DEPARTING LOW. ANY SNOW THAT DOES FALL WILL BE BLOWN AROUND WITH
SIGNIFICANT DRIFTING...CAUSING FREQUENT WHITEOUTS. THE WORST
CONDITIONS WILL BE WITHIN THE LAKE SNOWS EAST OF THE LAKES...
WHERE LOCALIZED BLIZZARD CONDITIONS CAN BE EXPECTED.

NYZ010>013-085-212300-
/O.UPG.KBUF.WW.Y.0016.000000T0000Z-081221T1800Z/
/O.EXT.KBUF.LE.W.0018.081221T1420Z-081222T1200Z/
NORTHERN ERIE-GENESEE-WYOMING-LIVINGSTON-SOUTHERN ERIE-
INCLUDING THE CITIES OF...BUFFALO...BATAVIA...WARSAW...GENESEO...
ORCHARD PARK...SPRINGVILLE
948 AM EST SUN DEC 21 2008

...LAKE EFFECT SNOW WARNING NOW IN EFFECT UNTIL 7 AM EST MONDAY...

THE LAKE EFFECT SNOW WARNING IS NOW IN EFFECT UNTIL 7 AM EST
MONDAY. THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. 

LAKE EFFECT SNOW HAS ALREADY BEGUN A LITTLE EARLIER THAN EXPECTED
ACROSS THE NIAGARA FRONTIER. EXPECT SNOWFALL RATES OF LEAST 1 INCH
PER HOUR FROM BUFFALO TO BATAVIA WITH A SLOW SOUTHWARD SHIFT LATER
IN THE DAY. THIS WILL AFFECT AREAS AS FAR EAST AS LIVINGSTON
COUNTY BY THE AFTERNOON.

STRENGTHENING SOUTHWEST WINDS GUSTING OVER 40 MPH WILL PRODUCE
FREQUENT WHITEOUT CONDITIONS AND VERY DANGEROUS TRAVEL. UP TO A
FOOT OF NEW SNOW IS POSSIBLE IN THE MOST PERSISTENT LAKE BANDS. 

THIS IS EXPECTED TO BE A VERY SIGNIFICANT STORM. THERE MAY BE
ROAD CLOSURES AND IMPOSSIBLE TRAVEL. STAY TUNED TO NOAA WEATHER
RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE
LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT
WWW.WEATHER.GOV/BUFFALO.

$$

NYZ019>021-212300-
/O.CON.KBUF.LE.W.0018.081221T1800Z-081222T1800Z/
/O.CON.KBUF.WW.Y.0016.000000T0000Z-081221T1800Z/
CHAUTAUQUA-CATTARAUGUS-ALLEGANY-
INCLUDING THE CITIES OF...JAMESTOWN...OLEAN...WELLSVILLE
948 AM EST SUN DEC 21 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST THIS
AFTERNOON...
...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 1 PM EST MONDAY...

STEADY SNOW HAS ALREADY TAPERED OF ACROSS THE AREA BUT WINDS WILL
BE ON THE INCREASE WITH SNOW SHOWERS AND BLOWING SNOW REDUCING
VISIBILITIES SHARPLY. LAKE EFFECT SNOW BANDS ARE EXPECTED AS THE
DAY WEARS ON AND CONTINUE INTO MONDAY. STRONG WINDS WILL PERSIST
WITH VERY DIFFICULT TRAVEL. WIND GUSTS OVER 40 MPH WILL CREATE
FREQUENT WHITEOUT CONDITIONS. UP TO A FOOT OF ACCUMULATION POSSIBLE IN THE
MOST PERSISTENT LAKE SNOWS TONIGHT...ESPECIALLY OVER CHAUTAUQUA
...CATTARAUGUS AND WESTERN ALLEGANY COUNTIES

THIS IS EXPECTED TO BE A VERY SIGNIFICANT STORM. THERE MAY BE
ROAD CLOSURES AND IMPOSSIBLE TRAVEL. STAY TUNED TO NOAA WEATHER
RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE
LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT
WWW.WEATHER.GOV/BUFFALO.

$$

NYZ006>008-212300-
/O.CON.KBUF.WS.W.0011.000000T0000Z-081222T1800Z/
OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE
948 AM EST SUN DEC 21 2008

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM EST MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1 PM EST MONDAY. 

STEADY SNOW WILL BEGIN TO TAPER OFF THIS AFTERNOON AFTER
ACCUMULATIONS OF 5 TO 9 INCHES BUT THEN LAKE EFFECT SNOWS ARE
EXPECTED TO DEVELOP OFF LAKE ONTARIO IN OR JUST SOUTH OF THE
WATERTOWN AREA LATE THIS AFTERNOON AND EARLY EVENING...THEN
GRADUALLY SHIFT SOUTHWARD ACROSS THE TUG HILL AND INTO OSWEGO
COUNTY AS THE NIGHT PROGRESSES. UP TO A FOOT OF ADDITIONAL
ACCUMULATION WILL BE POSSIBLE IN THE MOST PERSISTENT LAKE SNOWS
TONIGHT...GENERALLY ACROSS THE TUG HILL REGION.

THE LAKE SNOWS WILL ALSO BE ACCOMPANIED BY STRONG SOUTHWESTERLY
WINDS THAT COULD GUST TO 45 MPH AT TIMES...WHICH WILL PRODUCE
WIDESPREAD BLOWING AND DRIFTING SNOW AND FREQUENT WHITEOUTS
CAUSING NEAR BLIZZARD CONDITIONS.

THIS IS EXPECTED TO BE A VERY SIGNIFICANT STORM. THERE MAY BE
ROAD CLOSURES AND IMPOSSIBLE TRAVEL. STAY TUNED TO NOAA WEATHER
RADIO OR YOUR FAVORITE SOURCE OF WEATHER INFORMATION FOR THE
LATEST UPDATES. ADDITIONAL DETAILS CAN ALSO BE FOUND AT
WWW.WEATHER.GOV/BUFFALO.

$$

NYZ001>005-014-212300-
/O.CON.KBUF.WW.Y.0016.000000T0000Z-081222T1800Z/
NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-ONTARIO-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER...
NEWARK...FAIR HAVEN...CANANDAIGUA
948 AM EST SUN DEC 21 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST
MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST
MONDAY. 

STEADY SNOWFALL HAS TAPERED OFF ACROSS THE REGION AS OF LATE
MORNING BUT SNOW SHOWERS WILL PERSIST. STRONG SOUTHWEST WINDS
COULD GUST OVER 40 MPH WHICH WILL CREATE SOME VERY POOR
VISIBILITIES IN BLOWING SNOW. THERE WILL BE ANOTHER PERIOD OF
GENERAL LIGHT SNOW TONIGHT AS AN AREA OF MOISTURE PIVOTS
AROUND THE DEPARTING LOW. LATE TONIGHT...SOME LAKE EFFECT SNOWS
OFF OF LAKE ONTARIO MAY ALSO BEGIN TO DRIFT SOUTH INTO WAYNE AND
NORTHERN CAYUGA COUNTIES...BRINGING LOCALLY HIGHER ACCUMULATIONS
TO THOSE AREAS.

THIS IS EXPECTED TO HAVE A SIGNIFICANT IMPACT ON AREA ROADWAYS.
THE SNOWFALL AMOUNTS WILL NOT BE ANYWHERE NEAR THOSE EXPERIENCED
IN FRIDAYS STORM...BUT THE WINDS WILL BE MUCH WORSE WITH VERY
DIFFICULT TRAVEL CONDITIONS ANTICIPATED. 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
000 
WWUS41 KBUF 212108
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
408 PM EST SUN DEC 21 2008

...HEAVY LAKE EFFECT SNOW AND STRONG WINDS CONTINUE...

.A DOUBLE BARRELED LOW STRETCHING FROM SOUTHERN ONTARIO TO
SOUTHERN NEW ENGLAND LATE THIS AFTERNOON WILL CONSOLIDATE INTO A
POWERFUL COASTAL LOW OVER NEW BRUNSWICK TONIGHT. A SOUTHWEST TO
WEST FLOW OF MUCH COLDER AIR WILL PRODUCE LOCALLY HEAVY LAKE
EFFECT SNOW EAST OF LAKES ERIE AND ONTARIO THROUGH MONDAY.

BY FAR THOUGH...THE BIGGEST IMPACT FROM THIS SYSTEM WILL BE THE
STRONG WINDS THAT ARE DEVELOPING ON THE BACK SIDE OF THE
DEPARTING LOW. ANY SNOW THAT DOES FALL WILL BE BLOWN AROUND WITH
SIGNIFICANT DRIFTING...CAUSING FREQUENT WHITEOUTS. THE WORST
CONDITIONS WILL BE WITHIN THE LAKE SNOWS EAST OF THE LAKES...
WHERE LOCALIZED BLIZZARD CONDITIONS CAN BE EXPECTED FOR BRIEF
PERIODS OF TIME.

NYZ007-008-220515-
/O.CAN.KBUF.WS.W.0011.000000T0000Z-081222T1800Z/
/O.EXA.KBUF.LE.W.0018.000000T0000Z-081222T1200Z/
JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...WATERTOWN...LOWVILLE
408 PM EST SUN DEC 21 2008

...LAKE EFFECT SNOW WARNING IN EFFECT UNTIL 7 AM EST MONDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW WARNING...WHICH IS IN EFFECT UNTIL 7 AM EST MONDAY. THIS
REPLACES THE WINTER STORM WARNING WHICH WAS PREVIOUSLY IN EFFECT.

LAKE EFFECT SNOW AND STRONG WINDS WILL PRODUCE SEVERE WINTER DRIVING 
CONDITIONS TONIGHT. A BROAD AREA OF LAKE EFFECT SNOW ACROSS MUCH OF 
THE EASTERN LAKE ONTARIO REGION IS EXPECTED TO CONSOLIDATE INTO A 
MORE CONCENTRATED BAND OF HEAVY LAKE EFFECT SNOW THIS EVENING ACROSS 
THE TUG HILL REGION. THIS BAND OF HEAVY LAKE EFFECT SNOW IS EXPECTED 
TO REMAIN NEARLY STATIONARY ACROSS THE TUG HILL THROUGH LATE TONIGHT 
BEFORE PUSHING SOUTH OF THE AREA BY MONDAY MORNING. SNOWFALL RATES 
OF 2 TO 3 INCHES PER HOUR ARE LIKELY IN THE HEAVIEST PORTION OF THIS 
BAND. ADDITIONAL ACCUMULATIONS OF 1 TO 2 FEET ARE LIKELY IN THE MOST 
PERSISTENT BANDS...WITH THE GREATEST AMOUNTS EXPECTED ACROSS THE TUG 
HILL WHERE THE SNOW IS EXPECTED TO LAST THE LONGEST. 

IN ADDITION TO THE HEAVY LAKE EFFECT SNOW...GUSTY WINDS OF 20 TO 30 
MPH WITH GUSTS TO 40 MPH WILL PRODUCE SIGNIFICANT BLOWING AND 
DRIFTING SNOW WITH NEAR BLIZZARD CONDITIONS AND WHITEOUTS FOR BRIEF 
PERIODS OF TIME. SOME ROADS MAY BECOME IMPASSIBLE AT TIMES DUE TO 
HEAVY SNOW AND BLOWING SNOW. 

TRAVEL WILL BE EXTREMELY HAZARDOUS TONIGHT THROUGH MONDAY DUE TO THE 
COMBINATION OF LOCALLY HEAVY LAKE EFFECT SNOW AND BLOWING SNOW. IF 
YOU MUST TRAVEL...BE PREPARED FOR SEVERE WINTER DRIVING CONDITIONS. 
LEAVE PLENTY OF EXTRA TIME TO REACH YOUR DESTINATION. TAKE EXTRA 
CLOTHING OR BLANKETS AND A SURVIVAL KIT TO HAVE ON HAND IN THE EVENT 
THAT YOU BECOME STUCK.

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.

$$

NYZ006-220515-
/O.CAN.KBUF.WS.W.0011.000000T0000Z-081222T1800Z/
/O.EXB.KBUF.LE.W.0018.000000T0000Z-081223T0000Z/
OSWEGO-
INCLUDING THE CITY OF...OSWEGO
408 PM EST SUN DEC 21 2008

...LAKE EFFECT SNOW WARNING IN EFFECT UNTIL 7 PM EST MONDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW WARNING...WHICH IS IN EFFECT UNTIL 7 PM EST MONDAY. THIS
REPLACES THE WINTER STORM WARNING WHICH WAS PREVIOUSLY IN EFFECT.

LAKE EFFECT SNOW AND STRONG WINDS WILL PRODUCE SEVERE WINTER DRIVING 
CONDITIONS TONIGHT THROUGH MONDAY. A BROAD AREA OF LAKE EFFECT SNOW 
ACROSS MUCH OF OSWEGO COUNTY IS EXPECTED TO CONSOLIDATE INTO A MORE 
CONCENTRATED BAND OF HEAVY LAKE EFFECT SNOW THIS EVENING ACROSS THE 
TUG HILL REGION. THIS BAND OF HEAVY LAKE SNOW WILL THEN DRIFT SOUTH 
ACROSS OSWEGO COUNTY LATE TONIGHT AND EARLY MONDAY MORNING BEFORE 
SETTLING ACROSS THE SOUTHERN PORTION OF THE COUNTY BY MIDDAY. 
SNOWFALL RATES OF 2 TO 3 INCHES PER HOUR ARE LIKELY IN THE HEAVIEST 
PORTION OF THIS BAND. ADDITIONAL ACCUMULATIONS OF 1 TO 2 FEET ARE 
LIKELY IN THE MOST PERSISTENT BANDS...WITH THE GREATEST AMOUNTS 
EXPECTED ACROSS THE TUG HILL WHERE THE SNOW IS EXPECTED TO LAST THE 
LONGEST. 

IN ADDITION TO THE HEAVY LAKE EFFECT SNOW...WINDS OF 20 TO 30 MPH 
WITH GUSTS TO 40 MPH WILL PRODUCE SIGNIFICANT BLOWING AND DRIFTING 
SNOW WITH NEAR BLIZZARD CONDITIONS AND WHITEOUTS FOR BRIEF PERIODS 
OF TIME. SOME ROADS MAY BECOME IMPASSIBLE AT TIMES DUE TO HEAVY SNOW 
AND BLOWING SNOW. 

TRAVEL WILL BE EXTREMELY HAZARDOUS TONIGHT THROUGH MONDAY DUE TO THE 
COMBINATION OF LOCALLY HEAVY LAKE EFFECT SNOW AND BLOWING SNOW. IF 
YOU MUST TRAVEL...BE PREPARED FOR SEVERE WINTER DRIVING CONDITIONS. 
LEAVE PLENTY OF EXTRA TIME TO REACH YOUR DESTINATION. TAKE EXTRA 
CLOTHING OR BLANKETS AND A SURVIVAL KIT TO HAVE ON HAND IN THE EVENT 
THAT YOU BECOME STUCK.

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.

$$

NYZ001-002-220500-
/O.UPG.KBUF.WW.Y.0016.000000T0000Z-081222T1800Z/
/O.EXB.KBUF.LE.W.0018.000000T0000Z-081222T0500Z/
NIAGARA-ORLEANS-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA
408 PM EST SUN DEC 21 2008

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

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW WARNING...WHICH IS IN EFFECT UNTIL MIDNIGHT EST TONIGHT. THIS
UPGRADES THE WINTER WEATHER ADVISORY WHICH WAS PREVIOUSLY IN
EFFECT.

LAKE EFFECT SNOW AND STRONG WINDS WILL CONTINUE TO PRODUCE VERY 
HAZARDOUS TRAVEL THROUGH TONIGHT. LAKE EFFECT SNOW SHOWERS AND HEAVY 
SQUALLS ARE EXPECTED TO CONTINUE THROUGH THE FIRST HALF OF TONIGHT 
ACROSS PORTIONS OF NIAGARA AND ORLEANS COUNTIES. THE HEAVIEST SNOW 
IS EXPECTED ACROSS THE SOUTHERN HALF OF THE AREA...MAINLY SOUTH OF 
ROUTE 31. SNOWFALL RATES OF UP TO 2 INCHES PER HOUR ARE POSSIBLE FOR 
BRIEF PERIODS OF TIME. ADDITIONAL ACCUMULATIONS OF 4 TO 8 INCHES ARE 
POSSIBLE ACROSS SOUTHERN SECTIONS...WITH MUCH LOWER AMOUNTS FARTHER 
NORTH. 

IN ADDITION TO THE LOCALLY HEAVY SNOW...SOUTHWEST WINDS OF 20 TO 30 
MPH WITH GUSTS TO 45 MPH WILL CONTINUE TO PRODUCE NEAR BLIZZARD 
CONDITIONS AND WHITEOUTS FOR BRIEF PERIODS OF TIME. THERE WILL BE 
SIGNIFICANT BLOWING AND DRIFTING SNOW...ESPECIALLY IN OPEN AREAS AND 
ON NORTH SOUTH ROADS. THERE WILL BE SIGNIFICANT BLOWING AND DRIFTING 
SNOW EVEN IN AREAS WHICH DO NOT RECEIVE THE HEAVIER LAKE EFFECT 
SNOWFALL.

TRAVEL WILL BE EXTREMELY HAZARDOUS THROUGH TONIGHT DUE TO THE 
COMBINATION OF LOCALLY HEAVY LAKE EFFECT SNOW AND BLOWING SNOW. IF 
YOU MUST TRAVEL...BE PREPARED FOR SEVERE WINTER DRIVING CONDITIONS. 
LEAVE PLENTY OF EXTRA TIME TO REACH YOUR DESTINATION. TAKE EXTRA 
CLOTHING OR BLANKETS TO HAVE ON HAND IN THE EVENT THAT YOU BECOME 
STUCK.

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.

$$

NYZ004-005-220515-
/O.EXB.KBUF.LE.W.0018.081222T1200Z-081223T0000Z/
/O.EXT.KBUF.WW.Y.0016.000000T0000Z-081222T1200Z/
WAYNE-NORTHERN CAYUGA-
INCLUDING THE CITIES OF...NEWARK...FAIR HAVEN
408 PM EST SUN DEC 21 2008

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 7 AM EST MONDAY...
...LAKE EFFECT SNOW WARNING IN EFFECT FROM 7 AM TO 7 PM EST
MONDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW WARNING...WHICH IS IN EFFECT FROM 7 AM TO 7 PM EST MONDAY.
THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 7 AM EST
MONDAY. 

SNOW SHOWERS AND STRONG WINDS WILL PRODUCE DIFFICULT TRAVEL
CONDITIONS AT TIMES TONIGHT...THEN HEAVY LAKE EFFECT SNOW IS
EXPECTED TO DEVELOP MONDAY MORNING. LAKE EFFECT SNOW SHOWERS
TONIGHT ARE EXPECTED TO PRODUCE MINOR ACCUMULATIONS. WHILE
SNOWFALL AMOUNTS WILL NOT BE SIGNIFICANT THROUGH DAYBREAK
MONDAY...STRONG SOUTHWEST WINDS OF 20 TO 25 MPH WITH GUSTS TO 35
MPH WILL PRODUCE SIGNIFICANT BLOWING AND DRIFTING
SNOW...ESPECIALLY IN OPEN AREAS. THIS WILL RESULT IN GREATLY
REDUCED VISIBILITY AT TIMES.

EARLY MONDAY MORNING HEAVY LAKE EFFECT SNOW IS EXPECTED TO DRIFT 
SOUTH INTO PORTIONS OF WAYNE AND NORTHERN CAYUGA COUNTIES...WITH THE 
HEAVIEST ACTIVITY EXPECTED TO DEVELOP FROM WILLIAMSON TO SODUS... 
WOLCOTT...FAIR HAVEN AND CATO. SNOWFALL RATES OF AROUND 2 INCHES PER 
HOUR ARE LIKELY IN THE HEAVIEST BANDS. SNOWFALL AMOUNTS OF 5 TO 10 
INCHES ARE POSSIBLE IN THE MOST PERSISTENT BANDS.

IN ADDITION TO THE HEAVY LAKE EFFECT SNOW...GUSTY WINDS OF 20 TO 30 
MPH WITH GUSTS TO 40 MPH WILL CONTINUE TO PRODUCE SIGNIFICANT 
BLOWING AND DRIFTING SNOW WITH NEAR WHITEOUTS AT TIMES. TRAVEL WILL 
BE VERY DIFFICULT IN SOME LOCATIONS ON MONDAY. IF YOU ARE TRAVELING 
ACROSS THE AREA BE PREPARED FOR SEVERE WINTER DRIVING CONDITIONS AND 
ALLOW PLENTY OF EXTRA TIME TO REACH YOUR DESTINATION.

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.

$$

NYZ010-011-220515-
/O.EXT.KBUF.LE.W.0018.000000T0000Z-081222T0900Z/
NORTHERN ERIE-GENESEE-
INCLUDING THE CITIES OF...BUFFALO...BATAVIA
408 PM EST SUN DEC 21 2008

...LAKE EFFECT SNOW WARNING NOW IN EFFECT UNTIL 4 AM EST MONDAY...

THE LAKE EFFECT SNOW WARNING IS NOW IN EFFECT UNTIL 4 AM EST
MONDAY. 

HEAVY LAKE EFFECT SNOW AND STRONG WINDS WILL CONTINUE TO PRODUCE 
SEVERE WINTER TRAVEL CONDITIONS THROUGH TONIGHT. HEAVY LAKE EFFECT 
SNOW SQUALLS WILL CONTINUE ACROSS ALL OF THE BUFFALO METRO AREA EAST 
TO GENESEE COUNTY THROUGH EARLY EVENING. LATER THIS EVENING THE BAND 
IS EXPECTED TO CONSOLIDATE ACROSS THE SOUTHTOWNS AND THEN PUSH SOUTH 
INTO SKI COUNTRY AFTER MIDNIGHT. SNOWFALL RATES OF AROUND 2 INCHES 
PER HOUR ARE LIKELY IN THE HEAVIEST BANDS. ADDITIONAL ACCUMULATIONS 
OF 8 TO 12 INCHES ARE EXPECTED IN THE MOST PERSISTENT BANDS WITH 
LOCALLY HIGHER AMOUNTS POSSIBLE.

IN ADDITION TO THE HEAVY LAKE EFFECT SNOW...SOUTHWEST WINDS OF 20 TO 
30 MPH WITH GUSTS TO 45 MPH WILL CONTINUE TO PRODUCE NEAR BLIZZARD 
CONDITIONS AND WHITEOUTS FOR BRIEF PERIODS OF TIME. THERE WILL BE 
SIGNIFICANT BLOWING AND DRIFTING SNOW...ESPECIALLY IN OPEN AREAS AND 
ON NORTH SOUTH ROADS. THERE WILL BE SIGNIFICANT BLOWING AND DRIFTING 
SNOW EVEN IN AREAS WHICH DO NOT RECEIVE THE HEAVIER LAKE EFFECT 
SNOWFALL. SOME NORTH SOUTH ROADS IN OPEN AREAS MAY BECOME IMPASSIBLE 
AT TIMES DUE TO BLOWING AND DRIFTING SNOW.

TRAVEL WILL BE EXTREMELY HAZARDOUS THROUGH TONIGHT DUE TO THE 
COMBINATION OF LOCALLY HEAVY LAKE EFFECT SNOW AND BLOWING SNOW. IF 
YOU MUST TRAVEL...BE PREPARED FOR SEVERE WINTER DRIVING CONDITIONS. 
LEAVE PLENTY OF EXTRA TIME TO REACH YOUR DESTINATION. TAKE EXTRA 
CLOTHING OR BLANKETS TO HAVE ON HAND IN THE EVENT THAT YOU BECOME 
STUCK.

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.

$$

NYZ019>021-085-220515-
/O.EXT.KBUF.LE.W.0018.000000T0000Z-081223T0000Z/
CHAUTAUQUA-CATTARAUGUS-ALLEGANY-SOUTHERN ERIE-
INCLUDING THE CITIES OF...JAMESTOWN...OLEAN...WELLSVILLE...
ORCHARD PARK...SPRINGVILLE
408 PM EST SUN DEC 21 2008

...LAKE EFFECT SNOW WARNING NOW IN EFFECT UNTIL 7 PM EST MONDAY...

THE LAKE EFFECT SNOW WARNING IS NOW IN EFFECT UNTIL 7 PM EST
MONDAY. 

HEAVY LAKE EFFECT SNOW AND STRONG WINDS WILL PRODUCE SEVERE WINTER 
TRAVEL CONDITIONS TONIGHT THROUGH MONDAY. LAKE EFFECT SNOW IS 
EXPECTED TO CONSOLIDATE AND MOVE SOUTH INTO THE SKI COUNTRY OF 
SOUTHERN ERIE COUNTY LATER THIS EVENING...THE MOVE FURTHER SOUTH 
INTO THE WESTERN SOUTHERN TIER AFTER MIDNIGHT. LOCALLY HEAVY LAKE 
EFFECT SNOW IS EXPECTED TO CONTINUE THROUGH EARLY MONDAY EVENING 
ACROSS SKI COUNTRY AND THE SOUTHERN TIER. SNOWFALL RATES OF 2 TO 3 
INCHES PER HOUR ARE LIKELY IN THE HEAVIEST BANDS. ADDITIONAL 
ACCUMULATIONS OF 1 TO 2 FEET ARE POSSIBLE IN THE MOST PERSISTENT 
BANDS...WITH THE GREATEST AMOUNTS ACROSS HIGHER TERRAIN. 

IN ADDITION TO THE HEAVY LAKE EFFECT SNOW...SOUTHWEST WINDS OF 20 TO 
30 MPH WITH GUSTS TO 45 MPH WILL CONTINUE TO PRODUCE NEAR BLIZZARD 
CONDITIONS AND WHITEOUTS FOR BRIEF PERIODS OF TIME. THERE WILL BE 
SIGNIFICANT BLOWING AND DRIFTING SNOW...ESPECIALLY IN OPEN AREAS AND 
ON NORTH SOUTH ROADS. THERE WILL BE SIGNIFICANT BLOWING AND DRIFTING 
SNOW EVEN IN AREAS WHICH DO NOT RECEIVE THE HEAVIER LAKE EFFECT 
SNOWFALL. SOME ROADS MAY BECOME IMPASSIBLE AT TIMES DUE TO BLOWING 
AND DRIFTING SNOW.

THE STRONG WINDS AND DROPPING TEMPERATURES WILL PRODUCE WIND CHILLS 
AS COLD AS 15 BELOW ZERO LATE TONIGHT AND MONDAY MORNING. 

TRAVEL WILL BECOME EXTREMELY HAZARDOUS TONIGHT DUE TO THE 
COMBINATION OF LOCALLY HEAVY LAKE EFFECT SNOW AND BLOWING SNOW. IF 
YOU MUST TRAVEL...BE PREPARED FOR SEVERE WINTER DRIVING CONDITIONS. 
LEAVE PLENTY OF EXTRA TIME TO REACH YOUR DESTINATION. TAKE EXTRA 
CLOTHING OR BLANKETS AND A SURVIVAL KIT TO HAVE ON HAND IN THE EVENT 
THAT YOU BECOME STUCK.

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.

$$

NYZ012-220515-
/O.CON.KBUF.LE.W.0018.000000T0000Z-081222T1200Z/
WYOMING-
INCLUDING THE CITY OF...WARSAW
408 PM EST SUN DEC 21 2008

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EST
MONDAY...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EST
MONDAY. 

HEAVY LAKE EFFECT SNOW AND STRONG WINDS WILL CONTINUE TO PRODUCE 
SEVERE WINTER TRAVEL CONDITIONS THROUGH TONIGHT. LAKE EFFECT SNOW 
SHOWERS WILL CONSOLIDATE INTO HEAVY LAKE EFFECT SNOW SQUALLS LATER 
THIS EVENING ACROSS WYOMING COUNTY. HEAVY LAKE EFFECT SNOW IS THEN
EXPECTED TO CONTINUE FOR MUCH OF TONIGHT BEFORE PUSHING SOUTH OF THE 
COUNTY BY MONDAY MORNING. SNOWFALL RATES OF 2 TO 3 INCHES PER HOUR 
ARE LIKELY IN THE HEAVIEST BANDS. ADDITIONAL ACCUMULATIONS OF 1 TO 2 
FEET ARE EXPECTED IN THE MOST PERSISTENT BANDS.

IN ADDITION TO THE HEAVY LAKE EFFECT SNOW...SOUTHWEST WINDS OF 20 TO 
30 MPH WITH GUSTS TO 45 MPH WILL CONTINUE TO PRODUCE NEAR BLIZZARD 
CONDITIONS AND WHITEOUTS FOR BRIEF PERIODS OF TIME. THERE WILL BE 
SIGNIFICANT BLOWING AND DRIFTING SNOW...ESPECIALLY IN OPEN AREAS AND 
ON NORTH SOUTH ROADS. THERE WILL BE SIGNIFICANT BLOWING AND DRIFTING 
SNOW EVEN IN AREAS WHICH DO NOT RECEIVE THE HEAVIER LAKE EFFECT 
SNOWFALL. SOME ROADS MAY BECOME IMPASSIBLE AT TIMES DUE TO BLOWING 
AND DRIFTING SNOW.

TRAVEL WILL BE EXTREMELY HAZARDOUS THROUGH TONIGHT DUE TO THE 
COMBINATION OF LOCALLY HEAVY LAKE EFFECT SNOW AND BLOWING SNOW. IF 
YOU MUST TRAVEL...BE PREPARED FOR SEVERE WINTER DRIVING CONDITIONS. 
LEAVE PLENTY OF EXTRA TIME TO REACH YOUR DESTINATION. TAKE EXTRA 
CLOTHING OR BLANKETS AND A SURVIVAL KIT TO HAVE ON HAND IN THE EVENT 
THAT YOU BECOME STUCK.

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.

$$

NYZ013-220515-
/O.CON.KBUF.LE.W.0018.000000T0000Z-081222T1200Z/
LIVINGSTON-
INCLUDING THE CITY OF...GENESEO
408 PM EST SUN DEC 21 2008

...LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EST
MONDAY...

A LAKE EFFECT SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EST
MONDAY. 

LAKE EFFECT SNOW AND STRONG WINDS WILL PRODUCE VERY DIFFICULT TRAVEL 
CONDITIONS TONIGHT. LAKE EFFECT SNOW SHOWERS OFF LAKE ERIE ARE 
EXPECTED TO CONSOLIDATE INTO A BAND OF LOCALLY HEAVY LAKE EFFECT 
SNOW LATER THIS EVENING. THE STRONG WINDS WILL HELP CARRY THE BAND 
ALL THE WAY INLAND TO LIVINGSTON COUNTY. LOCALLY HEAVY LAKE EFFECT 
SNOW IS THEN EXPECTED TO CONTINUE TONIGHT BEFORE MOVING SOUTH OF THE 
COUNTY BY MONDAY MORNING. SNOWFALL RATES OF 1 TO 2 INCHES PER HOUR 
ARE POSSIBLE IN THE HEAVIEST BANDS. ADDITIONAL ACCUMULATIONS OF 6 TO 
12 INCHES ARE POSSIBLE IN THE MOST PERSISTENT BANDS...MAINLY ACROSS 
THE HIGHER TERRAIN. VALLEY LOCATIONS WILL SEE CONSIDERABLY LESS 
SNOW. 

IN ADDITION TO THE LOCALLY HEAVY SNOW...SOUTHWEST WINDS OF 20 TO 30 
MPH WITH GUSTS TO 40 MPH WILL CONTINUE TO PRODUCE NEAR BLIZZARD 
CONDITIONS AND WHITEOUTS FOR BRIEF PERIODS OF TIME. THERE WILL BE 
SIGNIFICANT BLOWING AND DRIFTING SNOW...ESPECIALLY IN OPEN AREAS AND 
ON NORTH SOUTH ROADS. THERE WILL BE SIGNIFICANT BLOWING AND DRIFTING 
SNOW EVEN IN AREAS WHICH DO NOT RECEIVE THE HEAVIER LAKE EFFECT 
SNOWFALL.

TRAVEL WILL BE EXTREMELY HAZARDOUS THROUGH TONIGHT DUE TO THE 
COMBINATION OF LOCALLY HEAVY LAKE EFFECT SNOW AND BLOWING SNOW. 
MOTORISTS SHOULD BE PREPARED FOR SEVERE WINTER DRIVING CONDITIONS IN 
SOME AREAS. LEAVE PLENTY OF EXTRA TIME TO REACH YOUR DESTINATION. 
TAKE EXTRA CLOTHING OR BLANKETS TO HAVE ON HAND IN THE EVENT THAT 
YOU BECOME STUCK.

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.

$$

NYZ003-014-220515-
/O.CON.KBUF.WW.Y.0016.000000T0000Z-081222T1800Z/
MONROE-ONTARIO-
INCLUDING THE CITIES OF...ROCHESTER...CANANDAIGUA
408 PM EST SUN DEC 21 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST
MONDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM EST
MONDAY. 

SNOW SHOWERS AND STRONG WINDS WILL PRODUCE DIFFICULT TRAVEL 
CONDITIONS AT TIMES TONIGHT THROUGH MIDDAY MONDAY. LAKE EFFECT SNOW 
SHOWERS TONIGHT THROUGH MONDAY MORNING WILL PRODUCE MINOR SNOW 
ACCUMULATIONS OF 1 TO 3 INCHES ACROSS THE GREATER ROCHESTER AREA AND 
PORTIONS OF THE NORTHERN FINGER LAKES. WHILE SNOWFALL AMOUNTS WILL 
NOT BE SIGNIFICANT...STRONG SOUTHWEST WINDS OF 20 TO 25 MPH WITH 
GUSTS TO 40 MPH WILL PRODUCE SIGNIFICANT BLOWING AND DRIFTING 
SNOW...ESPECIALLY IN OPEN AREAS. THIS WILL RESULT IN GREATLY REDUCED 
VISIBILITY AT TIMES.

TRAVEL WILL BE DIFFICULT AT TIMES TONIGHT THROUGH MONDAY MORNING DUE 
TO REDUCED VISIBILITIES AND DRIFTING SNOW. MOTORISTS SHOULD USE 
CAUTION AND BE ALERT 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/SAGE

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 Buffalo, NY wrote its last area forecast discussion before this winter storm warning went out at Dec 20, 3:26 PM EST, 56 minutes earlier.

Area forecast discussion, Dec 20, 3:26 PM EST, 56 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BUFFALO NY
326 PM EST SAT DEC 20 2008

.SYNOPSIS...
ANOTHER WINTER STORM SYSTEM IS ON TAP FOR WESTERN AND CENTRAL NEW
YORK LATE TONIGHT AND SUNDAY.  SNOWFALL AMOUNTS WITH THE NEXT SYSTEM
WILL NOT BE IMPRESSIVE...BUT STRONG SOUTHWESTERLY WINDS BY THE
AFTERNOON WILL CREATE HAZARDOUS DRIVING CONDITIONS ACROSS WESTERN
NEW YORK.  TO COMPLICATE MATTERS...THIS SYSTEM WILL BE FOLLOWED BY A
SIGNIFICANT LAKE EFFECT EVENT LASTING THROUGH MONDAY NIGHT FOR
PORTIONS OF THE REGION.  THE NEXT SYSTEM WILL BRING A MIX OF RAIN
AND SNOW ON WEDNESDAY.

&&

.NEAR TERM /THROUGH SUNDAY NIGHT/...
NOT A LOT OF TIME TO TALK HERE WITH SO MUCH GOING ON BUT HERE IS THE
GIST OF IT.

A DOUBLE BARRELED LOW WILL APPROACH US FROM THE WEST OVERNIGHT WITH
ONE CENTER PROGGED TO MOVE TO LAKE ERIE BY SUNDAY MORNING AND
ANOTHER PROGGED TO MOVE TO THE MID ATLANTIC COAST AT THE SAME TIME.
THIS WILL SPREAD SYNOPTIC SNOW ACROSS THE REGION STARTING AROUND 3
OR 4 AM ACROSS THE SOUTHWEST PART OF THE STATE AND AROUND 7 TO 8 AM
FOR THE EASTERN LAKE ONTARIO COUNTIES. FOR THE MOST PART WE CAN
EXPECT THE SYNOPTIC SNOWFALL TO AVERAGE 3 TO 5 INCHES ACROSS MUCH OF
THE AREA DURING THE DAY BUT MORE THAN 8 INCHES FOR THE EASTERN LAKE
ONTARIO COUNTIES INCLUDING OSWEGO...JEFFERSON AND LEWIS. SO WE WILL
BE DEALING WITH WINTER WEATHER ADVISORIES AND WINTER STORM
WARNINGS.

NOW FOR THE COMPLICATED MESS THAT WILL FOLLOW THE WESTERN CENTER.
STRONG WINDS WILL DEVELOP EARLY SUNDAY AFTERNOON WITH SUSTAINED
WINDS IN THE 25 TO 35 MPH RANGE AND FREQUENT GUSTS OVER 45 MPH
PROBABLY RIGHT THROUGH SUNDAY NIGHT. THESE WINDS WILL CAUSE
CONSIDERABLY BLOWING AND DRIFTING AND VERY POOR VISIBILITIES AND
MAYBE SOME MINOR DAMAGE. THE WORST CONDITIONS WILL BE FOUND FROM THE
BUFFALO AND BATAVIA AREAS SOUTHWARD WHERE BANDS OF LAKE EFFECT SNOW
WILL COMBINE WITH THE STRONG WINDS TO CREATE LOCALIZED BLIZZARD
CONDITIONS SUNDAY AFTERNOON AND SUNDAY NIGHT. THE HEAVIEST LAKE
EFFECT WILL DRIFT SOUTHWARD DURING SUNDAY NIGHT INTO THE SOUTHERN
TIER AND CONTINUE INTO MONDAY. WINDS WILL CONTINUE TO CAUSE PROBLEMS
IN THE NORTHERN AREAS EVEN WHEN THE HEAVIEST LAKE EFFECT DRIFTS
SOUTH.

WE WILL START THE WHOLE AREA OFF WITH WINTER WEATHER ADVISORIES FOR
SNOWFALL BEGINNING AROUND 4 AM EXCEPT FOR THE EASTERN LAKE ONTARIO
COUNTIES WHERE WINTER STORM WARNINGS WILL BE IN EFFECT STARTING AT 7
AM. THE ADVISORIES WILL LEAD INTO LAKE EFFECT SNOW WARNINGS FOR
NORTHERN AND SOUTHERN ERIE COUNTIES...GENESEE...WYOMING...LIVINGSTON
AND THE NORTHERN SECTIONS OF THE SOUTHERN TIER COUNTIES BEGINNING
AROUND 1 PM. WE WILL KEEP THEM UP UNTIL MONDAY MORNING WITH THE
EXCEPTION OF THE SOUTHERN TIER WHERE THEY WILL BE IN EFFECT UNTIL 1
PM.

IMPACT WISE WE ARE CONCERNED ABOUT NORTH SOUTH ROAD CLOSURES MAINLY
ACROSS NORTH SOUTH ROUTES IN THE LAKE EFFECT AREAS. THE WINDS MAY BE
A LITTLE TO STRONG FOR REAL SIGNIFICANT LAKE EFFECT ACCUMULATIONS
BUT THEY WILL BE ENOUGH COMBINED WITH THE WIND SPEEDS TO PRODUCE A
HUGE IMPACT.

&&

.SHORT TERM /MONDAY THROUGH TUESDAY NIGHT/...
LAKE EFFECT SNOW IS EXPECTED TO BE ONGOING AND AND IMPRESSIVE ON
MONDAY ACROSS THE WESTERN SOUTHERN TIER AND SOUTHEAST OF LAKE
ONTARIO.  WARNINGS AND ADVISORIES WILL PROBABLY BE EXTENDED THROUGH
AT LEAST MONDAY NIGHT.  FORECAST SOUNDINGS INDICATE THE EQUILIBRIUM
LEVEL WILL BE SLOWLY LOWERING DURING THE DAY ON MONDAY...BUT STILL
BE HIGH ENOUGH...NEAR 8000 FEET...WITH PLENTY OF LOW LEVEL MOISTURE
AND LIFT TO KEEP THE LAKE EFFECT MACHINE TURNED ON.

ON MONDAY NIGHT THE LAKE EFFECT EVENT OFF OF BOTH LAKES SHOULD
FINALLY DIMINISH TOWARD MORNING AS A RIDGE BUILDS INTO THE OH
VALLEY.  THIS WILL FORCE THE BANDS TO SLOWLY LIFT TO THE NORTH
AGAIN...BUT THEY WILL BE IN THE END STAGES WITH MINIMAL IMPACT BY
THIS TIME.

TUESDAY SHOULD BE A QUIET DAY WITH A RIDGE MOVING ACROSS THE STATE.
WILL KEEP THE REGION CLOUDY HOWEVER AS THE MODELS SHOW SUBSTANTIAL
MOISTURE ALOFT QUICKLY SPREADING ACROSS THE STATE AHEAD OF THE NEXT
SYSTEM.

&&

.LONG TERM /WEDNESDAY THROUGH SATURDAY/...
THE NEXT SYSTEM CAN CURRENTLY BE FOUND OVER THE GULF OF ALASKA AND
HEADING STRAIGHT FOR THE PACIFIC NORTHWEST.  EXPECT THIS IT TO DROP
ACROSS THE SIERRAS ON TUESDAY AND INTO THE FOUR CORNERS REGION BY
TUESDAY EVENING.  IT WILL THEN EJECT ACROSS THE PLAINS WITH A
SURFACE TROUGH MOVING ACROSS THE MS VALLEY AND SPREADING A MIXED
RAIN AND SNOW EVENT ACROSS NY TUESDAY NIGHT AND WEDNESDAY. THERE IS
OVERALL GOOD CONFIDENCE ON THE TIMING OF THE EVENT...BUT
PRECIPITATION TYPE IS STILL QUESTIONABLE DUE TO MODEL VARIATIONS.

AS FAR AS CHRISTMAS GOES...IT LOOKS LIKE WE SHOULD BE ABLE TO PULL
OFF A DRY DAY...ALTHOUGH WILL KEEP A CHANCE OF SHOWERS IN PRIMARILY
FOR THE MORNING HOURS.

BIG CHANGES ARE POSSIBLY IN STORE AFTER CHRISTMAS THOUGH WITH A BIG
WARM UP AND POSSIBLE SNOW MELT.  850MB TEMPS ARE ABOVE 5C FOR THE
GEFS MEAN...AND NEAR 10C FOR THE ECMWF AND OPERATIONAL GFS RUNS.
THE LOCATION OF AN UPSTREAM LOW CAN NOT BE PINNED DOWN THIS FAR
OUT...BUT CONFIDENCE IS FAIRLY HIGH THAT IT WILL WELL WEST OF NY.
CURRENT MODEL RUNS SHOW A FAIR AMOUNT OF PRECIPITATION FOR THE
WEEKEND.  THE CURRENT 12Z GEFS EVEN HAS THE PRECIPITABLE WATER NEAR
3 STANDARD DEVIATIONS ABOVE NORMAL...ALWAYS AN EYE CATCHER.

&&

.AVIATION /21Z SATURDAY THROUGH THURSDAY/...
IFR CIGS ACROSS MUCH OF WESTERN NEW YORK THROUGH MIDDAY.

MOST OF THE REGION WILL HAVE MVFR CIGS THE REST OF THE AFTERNOON
WITH SOME LINGERING FLURRIES AND OCCASIONAL IFR VSBYS SOUTH OF LAKE
ONTARIO. THERE WILL THEN BE A PERIOD OF VFR CIGS FOR MOST AREAS
TONIGHT UNTIL ANOTHER STORM SYSTEM APPROACHES FROM THE WEST. WE
EXPECT A RAPID DROP TO IFR CONDITIONS BEGINNING AROUND 08Z AT KJHW
AND WORKING NORTHEAST TO KART BY 13Z.

OUTLOOK...
SUNDAY AFTERNOON AND SUNDAY NIGHT...IFR IN WIDESPREAD SNOW...BLOWING
SNOW. STRONG WINDS.
MONDAY...MVFR WITH LOCAL IFR IN LAKE EFFECT SNOW EAST SHIFTING
SOUTHEAST OF THE LAKES.
TUESDAY...MAINLY VFR.
WEDNESDAY...MVFR IN RAIN/SNOW.
THURSDAY...VFR.

&&

.MARINE...
SUNDAY WILL FEATURE A COMPLEX WINTER STORM SYSTEM LIFTING ACROSS THE
EASTERN GREAT LAKES REGION...WITH A SECONDARY COASTAL LOW DEVELOPING
ALONG THE EAST COAST DURING SUNDAY AND SUNDAY EVENING. AS THE
PRESSURE GRADIENT BEHIND THIS EVOLVING SYSTEM TIGHTENS AND COLD AIR
MOVES IN BEHIND IT...WINDS WILL QUICKLY INCREASE TO GALE
FORCE...WITH GUSTS TO STORM FORCE BECOMING POSSIBLE BY SUNDAY
EVENING. GALE FORCE WINDS WILL THEN LIKELY PERSIST THROUGH SUNDAY
NIGHT AND MONDAY MORNING...BEFORE DIMINISHING MONDAY AFTERNOON AS
THE PRESSURE GRADIENT BEGINS TO RELAX.

GALE WARNING WILL BE IN EFFECT FOR THIS STORM FOR THE TIME BEING.

&&

.BUF WATCHES/WARNINGS/ADVISORIES...
NY...WINTER WEATHER ADVISORY FROM 4 AM TO 1 PM EST SUNDAY FOR
     NYZ010>013-019>021-085.
     LAKE EFFECT SNOW WARNING FROM 1 PM SUNDAY TO 7 AM EST MONDAY
     FOR NYZ010>013-085.
     WINTER STORM WARNING FROM 7 AM SUNDAY TO 1 PM EST MONDAY FOR
     NYZ006>008.
     WINTER WEATHER ADVISORY FROM 4 AM SUNDAY TO 1 PM EST MONDAY
     FOR NYZ001>005-014.
     LAKE EFFECT SNOW WARNING FROM 1 PM SUNDAY TO 1 PM EST MONDAY
     FOR NYZ019>021.
MARINE...GALE WARNING FROM 12 PM SUNDAY TO 1 PM EST MONDAY FOR LEZ020-
         040-041.
         GALE WARNING FROM 7 PM SUNDAY TO 1 PM EST MONDAY FOR
         LOZ042>045-062>065.

&&

SYNOPSIS...ZAFF
NEAR TERM...SAGE
SHORT TERM...ZAFF
LONG TERM...ZAFF
AVIATION...SAGE
MARINE...SAGE/ZAFF
Hazardous weather outlook, Dec 20, 5:02 AM EST, 11 hours 20 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BUFFALO NY
502 AM EST SAT DEC 20 2008

NYZ001>008-010>014-019>021-085-211000-
NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-LEWIS-
NORTHERN ERIE-GENESEE-WYOMING-LIVINGSTON-ONTARIO-CHAUTAUQUA-
CATTARAUGUS-ALLEGANY-SOUTHERN ERIE-
502 AM EST SAT DEC 20 2008

...WINTER STORM WATCH IN EFFECT FROM SUNDAY MORNING THROUGH LATE
SUNDAY NIGHT...

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

.DAY ONE...TODAY AND TONIGHT.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

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

   WINTER STORM WATCH.

.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

LEZ020-040-041-211000-
UPPER NIAGARA RIVER AND BUFFALO HARBOR-
LAKE ERIE NEARSHORE WATERS FROM RIPLEY TO DUNKIRK-
LAKE ERIE NEARSHORE WATERS FROM DUNKIRK TO BUFFALO-
502 AM EST SAT DEC 20 2008

...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY
AFTERNOON...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE ERIE.

.DAY ONE...TODAY AND TONIGHT.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

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

   GALE WATCH.

.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

LOZ042>045-062>065-211000-
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-
502 AM EST SAT DEC 20 2008

...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY
AFTERNOON...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NEW YORK WATERS OF LAKE
ONTARIO.

.DAY ONE...TODAY AND TONIGHT.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

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

   GALE WATCH.

.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

SLZ022-024-211000-
SAINT LAWRENCE RIVER FROM CAPE VINCENT TO OGDENSBURG-
SAINT LAWRENCE RIVER FROM OGDENSBURG TO SAINT REGIS-
502 AM EST SAT DEC 20 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NEW YORK WATERS OF THE
SAINT LAWRENCE RIVER.

.DAY ONE...TODAY AND TONIGHT.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

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

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 19, 9:12 PM ESTSmall Craft AdvisoryBUF13 hr
Dec 20, 4:02 AM ESTWinter Storm WatchBUFAllegany, Cattaraugus, Cayuga, Chautauqua, Erie, Genesee and 10 more13 hr
Dec 20, 4:36 AM ESTGale WatchBUF11 hr
Dec 20, 4:03 PM ESTGale WarningBUF50 hr
Dec 20, 4:22 PM ESTLake Effect Snow WarningBUFAllegany, Cattaraugus, Cayuga, Chautauqua, Erie, Genesee and 8 more65 hr
Dec 20, 4:22 PM ESTWinter Weather AdvisoryBUFAllegany, Cattaraugus, Cayuga, Chautauqua, Erie, Genesee and 9 more46 hr

Nearby

Winter Storm Warnings in New York, 2008Every winter storm warning in 2008

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.