SPECIAL WEATHER STATEMENT
Issue Date: 634 PM EST THU DEC 10 2009
Expiration: 1000 PM EST THU DEC 10 2009

...LAKE EFFECT SNOW MOVES INTO CHAUTAUQUA AND NORTHERN CATTARAUGUS
COUNTIES...
LAKE EFFECT SNOW HUGGING THE SHORELINE WILL MOVE INLAND BETWEEN 6
AND 8 PM...AFFECTING AN AREA NORTH OF A LINE FROM RIPLEY TO
DELEVAN. SNOWFALL BETWEEN 6 AND 8 PM SHOULD RANGE FROM 1-4 INCHES
IN THIS BAND...WITH THE HEAVIEST SNOW ALONG THE THRUWAY. AREAS
SOUTH OF THIS LINE WILL SEE SCATTERED SNOW SHOWERS WITH LITTLE IF
ANY ACCUMULATION.
$$

HAZARDOUS WEATHER OUTLOOK
Issue Date: 451 PM EST THU DEC 10 2009
Expiration: 445 PM EST FRI DEC 11 2009

...LAKE EFFECT SNOW WARNING IN EFFECT UNTIL 7 AM EST SATURDAY...
...WIND ADVISORY IN EFFECT UNTIL 4 AM EST FRIDAY...
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN NEW YORK.
.DAY ONE...TONIGHT.
PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.
   WIND ADVISORY.
   LAKE EFFECT SNOW WARNING.
.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.
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
$$

WIND ADVISORY
Issue Date: 312 PM EST THU DEC 10 2009
Expiration: 400 AM EST FRI DEC 11 2009

...WINDS HAVE WEAKENED A BIT BUT WILL STILL LIKELY CAUSE A FEW
MORE PROBLEMS...
.DEEP LOW PRESSURE CENTERED OVER QUEBEC WILL WITHDRAW
NORTHEAST TO LABRADOR TONIGHT. BRISK WESTERLY WINDS WILL
CONTINUE THROUGH MUCH OF TONIGHT...BUT THE PRESSURE GRADIENT HAS
RELAXED SO THE WINDS WILL NOT BE AS STRONG AS LAST NIGHT.
NYZ001>005-010>014-019>021-085-110415-
/O.CON.KBUF.WI.Y.0011.000000T0000Z-091211T0900Z/
NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-NORTHERN ERIE-
GENESEE-WYOMING-LIVINGSTON-ONTARIO-CHAUTAUQUA-CATTARAUGUS-
ALLEGANY-SOUTHERN ERIE-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER...
NEWARK...FAIR HAVEN...BUFFALO...BATAVIA...WARSAW...GENESEO...
CANANDAIGUA...JAMESTOWN...OLEAN...WELLSVILLE...ORCHARD PARK...
SPRINGVILLE
312 PM EST THU DEC 10 2009
...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST FRIDAY...
A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST FRIDAY.
WEST TO SOUTHWEST WINDS WILL AVERAGE 25 TO 35 MPH AND GUST UP TO
45 MPH THROUGH THE FIRST HALF OF THE NIGHT...THEN WEAKEN SLOWLY
LATER TONIGHT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
31 TO 39 MPH OR GUSTS WILL RANGE BETWEEN 46 AND 57 MPH. WINDS OF
THESE MAGNITUDES MAY CAUSE MINOR PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE. STAY TUNED TO NOAA WEATHER RADIO
AND OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES.
$$

LAKE EFFECT SNOW WARNING
Issue Date: 349 PM EST WED DEC 09 2009
Expiration: 700 AM EST SAT DEC 12 2009

...LAKE EFFECT SNOW AND SIGNIFICANT BLOWING AND DRIFTING SNOW
EXPECTED EAST OF LAKES ERIE AND ONTARIO TONIGHT THROUGH
SATURDAY...
.A DEEP STORM SYSTEM OVER NORTHERN LOWER MICHIGAN THIS AFTERNOON
WILL LIFT NORTHEAST ACROSS LAKE HURON THIS EVENING...THEN INTO
WESTERN QUEBEC BY THURSDAY MORNING...FINALLY REACHING THE CANADIAN
MARITIMES THURSDAY NIGHT.
A POWERFUL COLD FRONT WILL CROSS THE REGION FROM WEST TO EAST
LATE THIS AFTERNOON. COLD AIR WILL CHARGE INTO THE REGION IN THE
WAKE OF THE FRONT AND SET THE STAGE FOR SIGNIFICANT LAKE SNOWS TO
DEVELOP EAST AND NORTHEAST OF BOTH LAKES ERIE AND ONTARIO.
OFF LAKE ERIE...WIND SWEPT LAKE EFFECT SNOW CAN BE EXPECTED TO
DEVELOP OVER AND JUST NORTH OF METRO BUFFALO BY LATE THIS
EVENING...AND THEN INTENSIFY OVERNIGHT AS IT SINKS SLOWLY SOUTH
ACROSS THE METRO AREA. THE SNOW IS EXPECTED TO SETTLE INTO THE
BUFFALO SOUTHTOWNS AND SOUTHERN ERIE COUNTY EAST TO MUCH OF
GENESEE AND WYOMING COUNTIES DURING THE DAY THURSDAY. THE LAKE
SNOWS ARE ALSO EXPECTED TO BRUSH SOUTHWEST NEW YORK FROM WESTERN
CHAUTAUQUA COUNTY INTO EXTREME NORTHWEST CATTARAUGUS COUNTIES. THE
STRONG WINDS WILL PUSH LAKE EFFECT SNOW UNUSUALLY FAR INLAND...
REACHING ALL THE WAY TO THE ROCHESTER AREA AND WESTERN FINGER
LAKES. EXPECT SNOWFALL RATES OF 1 TO 2 INCHES PER HOUR IN THE MOST
INTENSE PORTION OF THIS BAND.
THURSDAY NIGHT THROUGH FRIDAY THE BAND IS EXPECTED TO SETTLE INTO
THE MORE TRADITIONAL SNOWBELTS OF SKI COUNTRY EAST OF LAKE ERIE.
THERE ARE SOME SIGNS THAT THE BAND MAY SHIFT FARTHER NORTH AGAIN
LATER FRIDAY.
OFF LAKE ONTARIO...EXPECT WIND SWEPT LAKE SNOWS TO DEVELOP FROM
WATERTOWN NORTH THROUGH THE THOUSAND ISLANDS REGION LATE TONIGHT.
THE LAKE SNOWS WILL THEN SETTLE SOUTH INTO THE WATERTOWN AREA EAST
TO THE NORTHERN PORTIONS OF LEWIS COUNTY...WHERE IT WILL REMAIN
THROUGH THE DAY THURSDAY. ACCUMULATING SNOW IS ALSO EXPECTED TO
DEVELOP ACROSS THE TUG HILL AS WELL. EXPECT SNOWFALL RATES OF 1 TO
2 INCHES PER HOUR IN THE MOST INTENSE PORTION OF THIS BAND.
THURSDAY NIGHT THROUGH SATURDAY THE LAKE SNOWS ARE EXPECTED TO
TARGET THE TUG HILL REGION EAST OF LAKE ONTARIO.
THE ACCUMULATING LAKE EFFECT SNOW COMBINED WITH VERY STRONG WINDS
WILL CREATE SIGNIFICANT TO SEVERE BLOWING AND DRIFTING SNOW. THIS
WILL RESULT IN BLIZZARD CONDITIONS AT TIMES WITH NEAR ZERO
VISIBILITY AND SIGNIFICANT BLOWING SNOW...ESPECIALLY IN OPEN
AREAS. TRAVEL WILL BECOME EXTREMELY DIFFICULT IN LAKE EFFECT SNOW
AREAS...AND SOME ROADS MAY BECOME IMPASSABLE AT TIMES.
NYZ019-020-100500-
/O.UPG.KBUF.WS.A.0005.091210T0000Z-091212T0000Z/
/O.NEW.KBUF.LE.W.0010.091210T0900Z-091212T1200Z/
CHAUTAUQUA-CATTARAUGUS-
INCLUDING THE CITIES OF...JAMESTOWN...OLEAN
349 PM EST WED DEC 9 2009
...LAKE EFFECT SNOW WARNING IN EFFECT FROM 4 AM THURSDAY TO 7 AM
EST SATURDAY...
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT
SNOW WARNING...WHICH IS IN EFFECT FROM 4 AM THURSDAY TO 7 AM EST
SATURDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.
LAKE EFFECT SNOW IS EXPECTED TO DEVELOP OVER LAKE ERIE BY LATE
THIS EVENING THEN MOVE INLAND INTO WESTERN CHAUTAUQUA AND EXTREME
NORTHWEST CATTARAUGUS COUNTIES LATE TONIGHT THROUGH THURSDAY.
PERIODS OF LAKE EFFECT SNOW WILL CONTINUE FROM THURSDAY NIGHT
THROUGH FRIDAY NIGHT...MAINLY ACROSS THE NORTHERN AND WESTERN
SECTIONS OF CHAUTAUQUA COUNTY AND THE NORTHERN HALF OF CATTARAUGUS
COUNTY.
SNOWFALL RATES OF 1 TO 2 INCHES PER HOUR ARE LIKELY IN THE MOST
INTENSE PORTION OF THIS BAND. IN ADDITION TO HEAVY SNOWFALL...
STRONG WINDS WILL CREATE BLIZZARD CONDITIONS AT TIMES WITH NEAR
ZERO VISIBILITY IN SIGNIFICANT TO SEVERE BLOWING AND DRIFTING
SNOW.
EXPECT STORM TOTALS OF 2 TO 3 FEET BY SATURDAY MORNING WHERE LAKE
EFFECT SNOW PERSISTS THE LONGEST.
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. IN ADDITION
TO HEAVY SNOWFALL...STRONG WINDS WILL PRODUCE SIGNIFICANT TO
SEVERE BLOWING AND DRIFTING SNOW. THIS WILL CREATE BLIZZARD
CONDITIONS AT TIMES WITH NEAR ZERO VISIBILITY. TRAVEL WILL BE
EXTREMELY DIFFICULT...AND SOME ROADS MAY BECOME IMPASSABLE AT
TIMES. 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.
$$

WINTER STORM WATCH
Issue Date: 405 PM EST TUE DEC 08 2009
Expiration: 700 PM EST FRI DEC 11 2009

...A MIXED BAG OF PRECIPITATION EXPECTED TONIGHT INTO EARLY
WEDNESDAY...
...LAKE EFFECT SNOW AND SIGNIFICANT BLOWING AND DRIFTING SNOW
POSSIBLE EAST OF LAKES ERIE AND ONTARIO WEDNESDAY EVENING THROUGH
FRIDAY...
.AN AREA OF LOW PRESSURE ORGANIZING OVER THE CENTRAL PLAINS LATE
THIS AFTERNOON WILL TRACK TO NEAR CHICAGO BY WEDNESDAY MORNING...
INTENSIFYING RAPIDLY ON THE WAY. THIS INTENSE LOW WILL THEN CROSS
THE CENTRAL LAKES DURING THE DAY WEDNESDAY AND REACH QUEBEC BY
THURSDAY.
A WARM FRONT DEVELOPING AHEAD OF THIS AREA OF LOW PRESSURE WILL
MOVE NORTH ACROSS THE REGION LATE TONIGHT AND WEDNESDAY. SNOW IS
EXPECTED TO DEVELOP AHEAD OF THE WARM FRONT...OVERSPREADING THE
SOUTHERN TIER BY LATE EVENING...THEN REACHING THE NIAGARA FRONTIER
AND ROCHESTER AREA BY AROUND MIDNIGHT...FINALLY DEVELOPING EAST
OF LAKE ONTARIO LATE TONIGHT. A LAYER OF WARM AIR ALOFT WILL ALLOW
THE SNOW TO MIX WITH AND CHANGE TO SLEET AND FREEZING RAIN FOR A
TIME BEFORE CHANGING TO JUST RAIN ON WEDNESDAY. TEMPERATURES ARE
EXPECTED TO WARM WELL ABOVE FREEZING DURING THE DAY WEDNESDAY...
SO MOST OF THE SNOW AND ICE IS EXPECTED TO MELT.
A POWERFUL COLD FRONT WILL THEN CROSS THE REGION FROM WEST TO EAST
LATER WEDNESDAY AFTERNOON AND EVENING. COLD AIR WILL POUR BACK
INTO THE REGION AND ALLOW LAKE EFFECT SNOW TO DEVELOP EAST OF BOTH
LAKES ERIE AND ONTARIO. OFF LAKE ERIE THE LAKE SNOWS MAY DEVELOP
NEAR THE BUFFALO METRO AREA INITIALLY...THEN SETTLE SOUTH INTO THE
MORE DISTANT SOUTHTOWNS AND SKI COUNTRY LATE WEDNESDAY NIGHT AND
THURSDAY. OFF LAKE ONTARIO...THE LAKE SNOWS MAY DEVELOP NEAR
WATERTOWN INITIALLY...THEN SINK SOUTH AND TARGET THE TUG HILL
REGION THURSDAY THROUGH FRIDAY. MAJOR ACCUMULATIONS OF LAKE EFFECT
SNOW ARE POSSIBLE FROM THE MORE DISTANT BUFFALO SOUTHTOWNS
SOUTHWARD INTO SKI COUNTRY EAST OF LAKE ERIE...AND ACROSS THE TUG
HILL REGION EAST OF LAKE ONTARIO. STRONG WINDS WILL RESULT IN
SIGNIFICANT BLOWING AND DRIFTING SNOW WITH NEAR BLIZZARD
CONDITIONS AT TIMES.
NYZ012-019>021-085-090515-
/O.NEW.KBUF.WW.Y.0015.091209T0300Z-091209T1300Z/
/O.NEW.KBUF.WS.A.0005.091210T0000Z-091212T0000Z/
WYOMING-CHAUTAUQUA-CATTARAUGUS-ALLEGANY-SOUTHERN ERIE-
INCLUDING THE CITIES OF...WARSAW...JAMESTOWN...OLEAN...
WELLSVILLE...ORCHARD PARK...SPRINGVILLE
405 PM EST TUE DEC 8 2009
...WINTER WEATHER ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO
8 AM EST WEDNESDAY...
...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH
FRIDAY EVENING...
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A WINTER
WEATHER ADVISORY FOR A WINTRY MIX...WHICH IS IN EFFECT FROM 10 PM
THIS EVENING TO 8 AM EST WEDNESDAY. A WINTER STORM WATCH HAS ALSO
BEEN ISSUED. THIS WINTER STORM WATCH IS IN EFFECT FROM WEDNESDAY
EVENING THROUGH FRIDAY EVENING.
A WINTRY MIX WILL BRING SLIPPERY TRAVEL LATE THIS EVENING THROUGH
EARLY WEDNESDAY. SNOW IS EXPECTED TO OVERSPREAD THE WESTERN
SOUTHERN TIER LATER THIS EVENING. THE SNOW WILL MIX WITH OR CHANGE
TO SLEET AND FREEZING RAIN OVERNIGHT...FINALLY CHANGING TO JUST
PLAIN RAIN WEDNESDAY MORNING AS TEMPERATURES RISE ABOVE FREEZING.
EXPECT 1 TO 3 INCHES OF SNOW ACCUMULATION...FOLLOWED BY ICE
ACCUMULATION OF A TENTH TO A QUARTER OF AN INCH. THE GREATEST
AMOUNT OF ICE ACCUMULATION IS EXPECTED IN THE MORE SHELTERED
VALLEYS OF THE INTERIOR SOUTHERN TIER WHERE SURFACE TEMPERATURES
WILL REMAIN BELOW FREEZING THE LONGEST. ALONG THE LAKE ERIE
SHORE...TEMPERATURES WILL QUICKLY RISE ABOVE FREEZING LATER
TONIGHT WITH ONLY AN INCH OR LESS OF SNOW EXPECTED AND LITTLE OR
NO ICE ACCUMULATION.
BY WEDNESDAY EVENING MUCH COLDER AIR MOVING INTO THE AREA ON THE
BACK SIDE OF THE STORM WILL BEGIN TO PRODUCE BANDS OF LAKE EFFECT
SNOW. STRONG WINDS COMBINED WITH THE LAKE EFFECT SNOW WILL LIKELY
PRODUCE VERY DIFFICULT DRIVING WITH NEAR BLIZZARD CONDITIONS AT
TIMES. THE HEAVIEST LAKE EFFECT SNOW WILL PERSIST ACROSS THE AREA
RIGHT THROUGH FRIDAY. STORM TOTALS BY FRIDAY EVENING WILL EXCEED 2
FEET IN THE MOST PERSISTENT LAKE SNOW AREAS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER WEATHER ADVISORY IS NORMALLY ISSUED FOR A VARIETY OF
WINTER WEATHER CONDITIONS SUCH AS LIGHT SNOW...SLEET...AND
FREEZING RAIN. WHILE THE WEATHER WILL BE SIGNIFICANT...THE WORD
ADVISORY IMPLIES THAT SEVERE WINTER WEATHER IS NOT ANTICIPATED.
A WINTER STORM WATCH MEANS THAT HEAVY SNOW ACCUMULATIONS ALONG
WITH BLOWING AND DRIFTING SNOW ARE POSSIBLE. IF YOU ARE WITHIN
THE WATCH AREA...REMAIN ALERT TO RAPIDLY CHANGING WEATHER
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.
$$