Alert archive / New York / Heavy Snow Warnings in 2007

Heavy Snow Warning 3, NWS Buffalo, NY

March 16, 20079 counties in New York

NWS Buffalo, NY issued this heavy snow warning at Mar 16, 2007, 4:51 AM EDT for 9 counties in New York. It took effect at Mar 16, 2007, 12:00 PM EDT. It was in force for 27 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
Mar 16, 2007, 4:51 AM EDT (08:51 UTC)
In effect from
Mar 16, 2007, 12:00 PM EDT
Expired
Mar 17, 2007, 2:52 PM EDT
In force
27 hr
Issued by
NWS Buffalo, NY

Counties Allegany County, NY, Cayuga County, NY, Jefferson County, NY, Lewis County, NY, Livingston County, NY, Monroe County, NY, Ontario County, NY, Oswego County, NY, Wayne County, NY

The radar

The Ft Drum radar (KTYX), 119 km from the middle of the area, began a volume at 08:50 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 00:00Z, 8.9 hours before the alert went out and 149 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 00:00Z on 2007-03-16Temperature 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 00:00Z on 2007-03-16The 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
998 m above ground
0-6 km bulk shear
75 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
24 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 160851
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
451 AM EDT FRI MAR 16 2007

...SNOW RETURNS TO WESTERN AND CENTRAL NEW YORK...

.LOW PRESSURE MOVING UP THE ATLANTIC COAST WILL SPREAD MOISTURE
OVER WESTERN AND CENTRAL NEW YORK TODAY AND TONIGHT. THE SNOW
SHOULD BEGIN IN THE SOUTHERN TIER AROUND MID DAY AND THEN SPREAD
NORTHWARD DURING THE AFTERNOON. SNOWFALL AMOUNTS BY SATURDAY
MORNING WILL RANGE FROM 2 TO 4 INCHES ACROSS NORTHERN PORTIONS OF
THE NIAGARA FRONTIER TO 4 TO 8 INCHES EAST OF THE GENESEE VALLEY.

AS THE STORM SYSTEM MOVES IN NEW ENGLAND SATURDAY AND SATURDAY
NIGHT...WRAP AROUND MOISTURE AND COLDER AIR WILL CONTINUE THE
SNOWFALL WITH ADDITIONAL ACCUMULATIONS OF 1 TO 3 INCHES. AMOUNTS
COULD BE LOCALLY ENHANCED FROM ADDITIONAL MOISTURE FROM LAKE ERIE
AND LAKE ONTARIO. THESE ADDITIONAL AMOUNTS WILL BRING SNOWFALL
TOTALS BY SUNDAY MORNING FROM 3 TO 7 INCHES ACROSS THE NIAGARA
FRONTIER TO 6 TO 12 INCHES ACROSS THE WESTERN SOUTHERN TIER...
FINGER LAKES AND AREAS EAST OF LAKE ONTARIO.

NYZ004-005-161700-
/O.UPG.KBUF.SN.Y.0004.070316T1800Z-070317T1200Z/
/O.NEW.KBUF.HS.W.0003.070316T2100Z-070318T1100Z/
WAYNE-NORTHERN CAYUGA-
INCLUDING THE CITIES OF...NEWARK...FAIR HAVEN
451 AM EDT FRI MAR 16 2007

...HEAVY SNOW WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 7 AM
EDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A HEAVY SNOW
WARNING...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 7 AM EDT
SUNDAY. THE SNOW ADVISORY IS NO LONGER IN EFFECT. 

SNOW WILL OVERSPREAD THE AREA STARTING LATE THIS AFTERNOON. THE
SNOW MAY BE HEAVY AT TIMES TONIGHT. ACCUMULATIONS BY SATURDAY
MORNING ARE EXPECTED TO BE FROM 4 TO 6 INCHES.

THE SNOW WILL PERSIST DURING THE DAY SATURDAY WITH ADDITIONAL
ACCUMULATIONS OF 1 TO 3 INCHES. COLDER AIR WORKING INTO THE AREA
WILL LIKELY RESULT IN SOME ENHANCED SNOWFALL OFF LAKE ONTARIO
SATURDAY NIGHT.

SNOWFALL TOTALS BY SUNDAY MORNING ARE EXPECTED TO BE FROM 6 TO 12
INCHES.

A HEAVY SNOW WARNING IS ISSUED WHEN 7 OR MORE INCHES OF
ACCUMULATION IS EXPECTED. TRAVEL WILL BE DIFFICULT OR IMPOSSIBLE
ON UNPLOWED ROADS. IF YOU MUST DRIVE, ALLOW EXTRA TIME TO REACH
YOUR DESTINATION, AND KEEP AN EMERGENCY KIT IN YOUR CAR IN CASE
YOU BECOME STRANDED.

$$

NYZ013-014-161700-
/O.UPG.KBUF.SN.Y.0004.070316T1800Z-070317T1200Z/
/O.NEW.KBUF.HS.W.0003.070316T1800Z-070318T1100Z/
LIVINGSTON-ONTARIO-
INCLUDING THE CITIES OF...GENESEO...CANANDAIGUA
451 AM EDT FRI MAR 16 2007

...HEAVY SNOW WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO 7 AM
EDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A HEAVY SNOW
WARNING...WHICH IS IN EFFECT FROM 2 PM THIS AFTERNOON TO 7 AM EDT
SUNDAY. THE SNOW ADVISORY IS NO LONGER IN EFFECT. 

SNOW WILL OVERSPREAD THE AREA STARTING EARLY THIS AFTERNOON. THE
SNOW MAY BE HEAVY AT TIMES TONIGHT. ACCUMULATIONS BY SATURDAY
MORNING ARE EXPECTED TO BE FROM 4 TO 6 INCHES.

THE SNOW WILL PERSIST DURING THE DAY SATURDAY AND THROUGH SATURDAY
NIGHT...BRINGING SNOWFALL TOTALS BY SUNDAY MORNING FROM 6 TO 12
INCHES.

A HEAVY SNOW WARNING IS ISSUED WHEN 7 OR MORE INCHES OF
ACCUMULATION IS EXPECTED. TRAVEL WILL BE DIFFICULT OR IMPOSSIBLE
ON UNPLOWED ROADS. IF YOU MUST DRIVE, ALLOW EXTRA TIME TO REACH
YOUR DESTINATION, AND KEEP AN EMERGENCY KIT IN YOUR CAR IN CASE
YOU BECOME STRANDED.

$$

NYZ021-161700-
/O.UPG.KBUF.SN.Y.0004.070316T1600Z-070317T1200Z/
/O.NEW.KBUF.HS.W.0003.070316T1600Z-070318T1100Z/
ALLEGANY-
INCLUDING THE CITY OF...WELLSVILLE
451 AM EDT FRI MAR 16 2007

...HEAVY SNOW WARNING IN EFFECT FROM NOON TODAY TO 7 AM EDT
SUNDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A HEAVY SNOW
WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 7 AM EDT SUNDAY.
THE SNOW ADVISORY IS NO LONGER IN EFFECT. 

SNOW WILL OVERSPREAD THE AREA TODAY WITH MOST OF THE SNOW FALLING
THIS AFTERNOON. THE SNOW MAY BE HEAVY AT TIMES TONIGHT. 
ACCUMULATIONS BY SATURDAY MORNING ARE EXPECTED TO BE FROM 5 TO 9
INCHES.

THE SNOW WILL PERSIST DURING THE DAY SATURDAY AND THROUGH SATURDAY
NIGHT...BRINGING SNOWFALL TOTALS BY SUNDAY MORNING OF 6 TO 12
INCHES.

A HEAVY SNOW WARNING IS ISSUED WHEN 7 OR MORE INCHES OF
ACCUMULATION IS EXPECTED. TRAVEL WILL BE DIFFICULT OR IMPOSSIBLE
ON UNPLOWED ROADS. IF YOU MUST DRIVE, ALLOW EXTRA TIME TO REACH
YOUR DESTINATION, AND KEEP AN EMERGENCY KIT IN YOUR CAR IN CASE
YOU BECOME STRANDED.

$$

NYZ006>008-161700-
/O.UPG.KBUF.SN.Y.0004.070316T2200Z-070317T1200Z/
/O.NEW.KBUF.HS.W.0003.070316T2100Z-070318T1100Z/
OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE
451 AM EDT FRI MAR 16 2007

...HEAVY SNOW WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 7 AM
EDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A HEAVY SNOW
WARNING...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 7 AM EDT
SUNDAY. THE SNOW ADVISORY IS NO LONGER IN EFFECT. 

SNOW WILL OVERSPREAD THE AREA STARTING EARLY THIS AFTERNOON. THE
SNOW MAY BE HEAVY AT TIMES TONIGHT. ACCUMULATIONS BY SATURDAY
MORNING ARE EXPECTED TO BE FROM 4 TO 8 INCHES. 

THE SNOW WILL PERSIST DURING THE DAY SATURDAY AND THROUGH SATURDAY
NIGHT...BRINGING SNOWFALL TOTALS BY SUNDAY MORNING OF 6 TO 12
INCHES.

A HEAVY SNOW WARNING IS ISSUED WHEN 7 OR MORE INCHES OF
ACCUMULATION IS EXPECTED. TRAVEL WILL BE DIFFICULT OR IMPOSSIBLE
ON UNPLOWED ROADS. IF YOU MUST DRIVE, ALLOW EXTRA TIME TO REACH
YOUR DESTINATION, AND KEEP AN EMERGENCY KIT IN YOUR CAR IN CASE
YOU BECOME STRANDED.

$$

NYZ003-161700-
/O.NEW.KBUF.HS.W.0003.070316T2100Z-070318T1100Z/
MONROE-
INCLUDING THE CITY OF...ROCHESTER
451 AM EDT FRI MAR 16 2007

...HEAVY SNOW WARNING IN EFFECT FROM 5 PM THIS AFTERNOON TO 7 AM
EDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A HEAVY SNOW
WARNING...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 7 AM EDT
SUNDAY. 

SNOW WILL OVERSPREAD THE AREA STARTING LATE THIS AFTERNOON. THE
SNOW MAY BE HEAVY AT TIMES TONIGHT. ACCUMULATIONS BY SATURDAY
MORNING ARE EXPECTED TO BE FROM 4 TO 6 INCHES.

THE SNOW WILL PERSIST DURING THE DAY SATURDAY WITH ADDITIONAL
ACCUMULATIONS OF 1 TO 3 INCHES. COLDER AIR WORKING INTO THE AREA
WILL LIKELY RESULT IN SOME ENHANCED SNOWFALL OFF LAKE ONTARIO
SATURDAY NIGHT.

SNOWFALL TOTALS BY SUNDAY MORNING ARE EXPECTED TO BE FROM 6 TO 12
INCHES.

A HEAVY SNOW WARNING IS ISSUED WHEN 7 OR MORE INCHES OF
ACCUMULATION IS EXPECTED. TRAVEL WILL BE DIFFICULT OR IMPOSSIBLE
ON UNPLOWED ROADS. IF YOU MUST DRIVE, ALLOW EXTRA TIME TO REACH
YOUR DESTINATION, AND KEEP AN EMERGENCY KIT IN YOUR CAR IN CASE
YOU BECOME STRANDED.

$$

NYZ001-002-010-011-161700-
/O.EXB.KBUF.SN.Y.0004.070316T2100Z-070318T1100Z/
NIAGARA-ORLEANS-NORTHERN ERIE-GENESEE-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...BUFFALO...
BATAVIA
451 AM EDT FRI MAR 16 2007

...SNOW ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 7 AM EDT
SUNDAY...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A SNOW
ADVISORY...WHICH IS IN EFFECT FROM 5 PM THIS AFTERNOON TO 7 AM
EDT SUNDAY. 

SNOW WILL OVERSPREAD THE AREA STARTING LATE THIS AFTERNOON. THE
SNOW MAY BE HEAVY AT TIMES TONIGHT. ACCUMULATIONS BY SATURDAY
MORNING ARE EXPECTED TO BE FROM 2 TO 5 INCHES.

THE SNOW WILL PERSIST DURING THE DAY SATURDAY WITH ADDITIONAL
ACCUMULATIONS OF 1 TO 3 INCHES. COLDER AIR WORKING INTO THE AREA
WILL LIKELY RESULT IN SOME ENHANCED SNOWFALL OFF LAKE ONTARIO
SATURDAY NIGHT.

A SNOW ADVISORY IS ISSUED WHEN 4 TO 6 INCHES ACCUMULATION IS
EXPECTED. NO SEVERE WINTER WEATHER IS EXPECTED...BUT UNPLOWED
ROADS WILL BE HAZARDOUS. IF YOU WILL BE TRAVELING ALLOW EXTRA TIME
TO REACH YOUR DESTINATION. STAY TUNED TO WEATHER RADIO OR OTHER
RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES.

$$

NYZ019-020-161700-
/O.EXT.KBUF.SN.Y.0004.070316T1600Z-070318T1100Z/
CHAUTAUQUA-CATTARAUGUS-
INCLUDING THE CITIES OF...JAMESTOWN...OLEAN
451 AM EDT FRI MAR 16 2007

...SNOW ADVISORY NOW IN EFFECT FROM NOON TODAY TO 7 AM EDT
SUNDAY...

THE SNOW ADVISORY IS NOW IN EFFECT FROM NOON TODAY TO 7 AM EDT
SUNDAY. 

SNOW WILL OVERSPREAD THE AREA TODAY WITH MOST OF THE SNOW FALLING
THIS AFTERNOON. THE SNOW MAY BE HEAVY AT TIMES TONIGHT. 
ACCUMULATIONS BY SATURDAY MORNING ARE EXPECTED TO BE FROM 3 TO 7
INCHES.

THE SNOW WILL PERSIST DURING THE DAY SATURDAY AND THROUGH SATURDAY
NIGHT...BRINGING ADDITIONAL ACCUMULATIONS OF 1 TO 3 INCHES.

A SNOW ADVISORY IS ISSUED WHEN 4 TO 6 INCHES ACCUMULATION IS
EXPECTED. NO SEVERE WINTER WEATHER IS EXPECTED... BUT UNPLOWED
ROADS WILL BE HAZARDOUS. IF YOU WILL BE TRAVELING ALLOW EXTRA
TIME TO REACH YOUR DESTINATION. STAY TUNED TO WEATHER RADIO OR
OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES.

$$

NYZ012-085-161700-
/O.EXT.KBUF.SN.Y.0004.070316T1800Z-070318T1100Z/
WYOMING-SOUTHERN ERIE-
INCLUDING THE CITIES OF...WARSAW...ORCHARD PARK...SPRINGVILLE
451 AM EDT FRI MAR 16 2007

...SNOW ADVISORY NOW IN EFFECT FROM 2 PM THIS AFTERNOON TO 7 AM
EDT SUNDAY...

THE SNOW ADVISORY IS NOW IN EFFECT FROM 2 PM THIS AFTERNOON TO
7 AM EDT SUNDAY. 

SNOW WILL OVERSPREAD THE AREA TODAY WITH MOST OF THE SNOW FALLING
THIS AFTERNOON. THE SNOW MAY BE HEAVY AT TIMES TONIGHT. 
ACCUMULATIONS BY SATURDAY MORNING ARE EXPECTED TO BE FROM 3 TO 7
INCHES.

THE SNOW WILL PERSIST DURING THE DAY SATURDAY AND THROUGH SATURDAY
NIGHT...BRINGING ADDITIONAL ACCUMULATIONS OF 1 TO 3 INCHES.

A SNOW ADVISORY IS ISSUED WHEN 4 TO 6 INCHES ACCUMULATION IS
EXPECTED. NO SEVERE WINTER WEATHER IS EXPECTED... BUT UNPLOWED
ROADS WILL BE HAZARDOUS. IF YOU WILL BE TRAVELING ALLOW EXTRA
TIME TO REACH YOUR DESTINATION. STAY TUNED TO WEATHER RADIO OR
OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES.

$$

TMA
6 follow-up statements
000 
WWUS41 KBUF 161504
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
1104 AM EDT FRI MAR 16 2007

...SIGNIFICANT LATE SEASON SNOWS RETURN TO WESTERN AND CENTRAL
NEW YORK...

.LOW PRESSURE ORGANIZING OVER SOUTH CAROLINA AT MIDDAY WILL MAKE
ITS WAY TO EASTERN NORTH CAROLINA BY NIGHTFALL...THEN WILL DEEPEN
AS IT WILL TRACK UP THE MID ATLANTIC COAST TO NEAR CAPE COD BY
DAYBREAK SATURDAY. 

A LARGE PRECIPITATION SHIELD AHEAD OF THE LATE WINTER STORM WILL
SPREAD ACROSS WESTERN AND NORTH CENTRAL NEW YORK THIS AFTERNOON
AND EVENING...WITH ALL OF THE PRECIPITATION FALLING IN THE FORM
OF SNOW. THE SNOW HAS ALREADY BEGUN ACROSS THE WESTERN SOUTHERN
TIER...AND WILL SPREAD TO THE NORTH ACROSS THE REMAINDER OF
WESTERN NEW YORK DURING THE COURSE OF THE AFTERNOON. THE SNOW WILL
FINALLY MAKE ITS WAY ACROSS THE EASTERN LAKE ONTARIO REGION BY
EVENING. 

SNOWFALL AMOUNTS BY SATURDAY MORNING WILL RANGE FROM 2 TO 4
INCHES ACROSS NORTHERN PORTIONS OF THE NIAGARA FRONTIER TO 4 TO 8
INCHES EAST OF THE GENESEE VALLEY.

AS THE STORM SYSTEM MOVES INTO NEW ENGLAND SATURDAY AND SATURDAY
NIGHT...WRAP AROUND MOISTURE AND COLDER AIR WILL CONTINUE THE
SNOWFALL WITH ADDITIONAL ACCUMULATIONS OF 1 TO 3 INCHES. AMOUNTS
COULD BE LOCALLY ENHANCED FROM ADDITIONAL MOISTURE FROM LAKE ERIE
AND LAKE ONTARIO. THESE ADDITIONAL AMOUNTS WILL BRING SNOWFALL
TOTALS BY SUNDAY MORNING FROM 3 TO 7 INCHES ACROSS THE NIAGARA
FRONTIER TO 6 TO 12 INCHES ACROSS THE WESTERN SOUTHERN TIER...
FINGER LAKES AND AREAS EAST OF LAKE ONTARIO.

NYZ021-162315-
/O.CON.KBUF.HS.W.0003.070316T1600Z-070318T1100Z/
ALLEGANY-
INCLUDING THE CITY OF...WELLSVILLE
1104 AM EDT FRI MAR 16 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

SNOW THIS AFTERNOON WILL CONTINUE THROUGH TONIGHT AND WILL BE
HEAVY AT TIMES. ACCUMULATIONS BY SATURDAY MORNING ARE EXPECTED TO
RANGE FROM 5 TO 9 INCHES.

THE SNOW WILL PERSIST DURING THE DAY SATURDAY AND SATURDAY
NIGHT...BRINGING SNOWFALL TOTALS BY SUNDAY MORNING OF 6 TO 12
INCHES.

A HEAVY SNOW WARNING IS ISSUED WHEN 7 OR MORE INCHES OF
ACCUMULATION IS EXPECTED. TRAVEL WILL BE DIFFICULT OR IMPOSSIBLE
ON UNPLOWED ROADS. IF YOU MUST DRIVE... ALLOW EXTRA TIME TO REACH
YOUR DESTINATION... AND KEEP AN EMERGENCY KIT IN YOUR CAR IN CASE
YOU BECOME STRANDED.

$$

NYZ013-014-162315-
/O.CON.KBUF.HS.W.0003.070316T1800Z-070318T1100Z/
LIVINGSTON-ONTARIO-
INCLUDING THE CITIES OF...GENESEO...CANANDAIGUA
1104 AM EDT FRI MAR 16 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON
TO 7 AM EDT SUNDAY...

A HEAVY SNOW WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON
TO 7 AM EDT SUNDAY. 

SNOW WILL OVERSPREAD THE AREA STARTING EARLY THIS AFTERNOON. THE
SNOW MAY BE HEAVY AT TIMES TONIGHT. ACCUMULATIONS BY SATURDAY
MORNING ARE EXPECTED TO BE FROM 4 TO 6 INCHES.

THE SNOW WILL PERSIST DURING THE DAY SATURDAY AND SATURDAY
NIGHT...BRINGING SNOWFALL TOTALS BY SUNDAY MORNING FROM 6 TO 12
INCHES.

A HEAVY SNOW WARNING IS ISSUED WHEN 7 OR MORE INCHES OF
ACCUMULATION IS EXPECTED. TRAVEL WILL BE DIFFICULT OR IMPOSSIBLE
ON UNPLOWED ROADS. IF YOU MUST DRIVE... ALLOW EXTRA TIME TO REACH
YOUR DESTINATION... AND KEEP AN EMERGENCY KIT IN YOUR CAR IN CASE
YOU BECOME STRANDED.

$$

NYZ003>008-162315-
/O.CON.KBUF.HS.W.0003.070316T2100Z-070318T1100Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...ROCHESTER...NEWARK...FAIR HAVEN...
OSWEGO...WATERTOWN...LOWVILLE
1104 AM EDT FRI MAR 16 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON
TO 7 AM EDT SUNDAY...

A HEAVY SNOW WARNING REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON
TO 7 AM EDT SUNDAY. 

SNOW WILL OVERSPREAD THE AREA AFTER 3 PM THIS AFTERNOON. THE
SNOW MAY BE HEAVY AT TIMES TONIGHT. ACCUMULATIONS BY SATURDAY
MORNING ARE EXPECTED TO BE FROM 4 TO 8 INCHES.

THE SNOW WILL PERSIST DURING THE DAY SATURDAY AND SATURDAY
NIGHT...BRINGING SNOWFALL TOTALS BY SUNDAY MORNING OF 6 TO 12
INCHES.

A HEAVY SNOW WARNING IS ISSUED WHEN 7 OR MORE INCHES OF
ACCUMULATION IS EXPECTED. TRAVEL WILL BE DIFFICULT OR IMPOSSIBLE
ON UNPLOWED ROADS. IF YOU MUST DRIVE... ALLOW EXTRA TIME TO REACH
YOUR DESTINATION... AND KEEP AN EMERGENCY KIT IN YOUR CAR IN CASE
YOU BECOME STRANDED.

$$

NYZ019-020-162315-
/O.CON.KBUF.SN.Y.0004.070316T1600Z-070318T1100Z/
CHAUTAUQUA-CATTARAUGUS-
INCLUDING THE CITIES OF...JAMESTOWN...OLEAN
1104 AM EDT FRI MAR 16 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

SNOW THIS AFTERNOON WILL CONTINUE THROUGH TONIGHT. THE SNOW WILL
BE HEAVY AT TIMES...MAINLY THROUGH MIDNIGHT. ACCUMULATIONS BY
SATURDAY MORNING ARE EXPECTED TO BE FROM 3 TO 7 INCHES.

THE SNOW WILL PERSIST DURING THE DAY SATURDAY AND SATURDAY
NIGHT...BRINGING ADDITIONAL ACCUMULATIONS OF 1 TO 3 INCHES.

A SNOW ADVISORY IS ISSUED WHEN 4 TO 6 INCHES ACCUMULATION IS
EXPECTED. NO SEVERE WINTER WEATHER IS EXPECTED... BUT UNPLOWED
ROADS WILL BE HAZARDOUS. IF YOU WILL BE TRAVELING ALLOW EXTRA
TIME TO REACH YOUR DESTINATION. STAY TUNED TO WEATHER RADIO OR
OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES.

$$

NYZ001-002-010-011-162315-
/O.CON.KBUF.SN.Y.0004.070316T2100Z-070318T1100Z/
NIAGARA-ORLEANS-NORTHERN ERIE-GENESEE-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...BUFFALO...
BATAVIA
1104 AM EDT FRI MAR 16 2007

...SNOW ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
7 AM EDT SUNDAY...

A SNOW ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
7 AM EDT SUNDAY. 

SNOW WILL OVERSPREAD THE AREA AFTER 2 PM THIS AFTERNOON. THE SNOW
MAY BE HEAVY AT TIMES TONIGHT. ACCUMULATIONS BY SATURDAY MORNING
ARE EXPECTED TO BE FROM 2 TO 5 INCHES.

THE SNOW WILL PERSIST DURING THE DAY SATURDAY WITH ADDITIONAL
ACCUMULATIONS OF 1 TO 3 INCHES. COLDER AIR WORKING INTO THE AREA
WILL LIKELY RESULT IN SOME ENHANCED SNOWFALL OFF LAKE ONTARIO
SATURDAY NIGHT.

A SNOW ADVISORY IS ISSUED WHEN 4 TO 6 INCHES ACCUMULATION IS
EXPECTED. NO SEVERE WINTER WEATHER IS EXPECTED...BUT UNPLOWED
ROADS WILL BE HAZARDOUS. IF YOU WILL BE TRAVELING ALLOW EXTRA
TIME TO REACH YOUR DESTINATION. STAY TUNED TO WEATHER RADIO OR
OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES.

$$

NYZ012-085-162315-
/O.CON.KBUF.SN.Y.0004.070316T1800Z-070318T1100Z/
WYOMING-SOUTHERN ERIE-
INCLUDING THE CITIES OF...WARSAW...ORCHARD PARK...SPRINGVILLE
1104 AM EDT FRI MAR 16 2007

...SNOW ADVISORY REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO
7 AM EDT SUNDAY...

A SNOW ADVISORY REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO
7 AM EDT SUNDAY. 

SNOW WILL OVERSPREAD THE AREA EARLY THIS AFTERNOON. THE SNOW MAY
BE HEAVY AT TIMES TONIGHT. ACCUMULATIONS BY SATURDAY MORNING ARE
EXPECTED TO BE FROM 3 TO 7 INCHES.

THE SNOW WILL PERSIST DURING THE DAY SATURDAY AND THROUGH
SATURDAY NIGHT...BRINGING ADDITIONAL ACCUMULATIONS OF 1 TO
3 INCHES.

A SNOW ADVISORY IS ISSUED WHEN 4 TO 6 INCHES ACCUMULATION IS
EXPECTED. NO SEVERE WINTER WEATHER IS EXPECTED... BUT UNPLOWED
ROADS WILL BE HAZARDOUS. IF YOU WILL BE TRAVELING ALLOW EXTRA
TIME TO REACH YOUR DESTINATION. STAY TUNED TO WEATHER RADIO OR
OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES.

$$

RSH
000 
WWUS41 KBUF 162001
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
401 PM EDT FRI MAR 16 2007

...SIGNIFICANT LATE SEASON SNOWS RETURN TO WESTERN AND CENTRAL
NEW YORK...

.LOW PRESSURE OVER EASTERN NORTH CAROLINA THIS EVENING WILL MOVE
UP THE MIDDLE ATLANTIC COAST AND DEEPEN OVERNIGHT. THE STORM WILL
BE CENTERED NEAR CAPE COD BY SATURDAY DAYBREAK.

A LARGE AREA OF STEADY SNOW AHEAD OF THE STORM HAS ALREADY SPREAD
ACROSS THE FINGER LAKES AND WESTERN SOUTHERN TIER...AND AS THIS
EVENING PROGRESSES...THE SNOW WILL MAKE ITS FURTHER TO THE NORTH
ACROSS THE NIAGARA FRONTIER AND ALSO THE EASTERN LAKE ONTARIO
REGION.

SNOWFALL AMOUNTS BY SATURDAY MORNING WILL RANGE FROM 2 TO
4 INCHES ACROSS NORTHERN PORTIONS OF THE NIAGARA FRONTIER TO 4 TO
8 INCHES EAST OF THE GENESEE VALLEY.

AS THE STORM SYSTEM MOVES INTO NEW ENGLAND SATURDAY AND SATURDAY
NIGHT...WRAP AROUND MOISTURE AND COLDER AIR WILL CONTINUE THE
SNOWFALL WITH ADDITIONAL ACCUMULATIONS OF 2 TO 4 INCHES OVER THE
GENESEE VALLEY AND FINGER LAKES...AND SLIGHTLY LOWER AMOUNTS
ELSEWHERE. 

AMOUNTS COULD BE LOCALLY ENHANCED FROM ADDITIONAL MOISTURE FROM
LAKE ERIE AND LAKE ONTARIO. THESE ADDITIONAL AMOUNTS WILL BRING
SNOWFALL TOTALS BY SUNDAY MORNING FROM 3 TO 7 INCHES ACROSS THE
NIAGARA FRONTIER TO 6 TO 12 INCHES ACROSS THE WESTERN SOUTHERN
TIER... FINGER LAKES AND AREAS EAST OF LAKE ONTARIO.

NYZ021-170415-
/O.CON.KBUF.HS.W.0003.000000T0000Z-070318T1100Z/
ALLEGANY-
INCLUDING THE CITY OF...WELLSVILLE
401 PM EDT FRI MAR 16 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

STEADY SNOW TONIGHT WILL ACCUMULATE 4 TO 6 INCHES...WITH THE
HEAVIEST SNOWFALL EXPECTED BEFORE MIDNIGHT. THE SNOW WILL BECOME A
LITTLE LESS WIDESPREAD ON SATURDAY WHEN ANOTHER 1 TO 3 INCHES OF
ACCUMULATION WILL BE POSSIBLE. SNOW THIS AFTERNOON WILL CONTINUE
THROUGH TONIGHT AND WILL BE HEAVY AT TIMES.

THE SNOW WILL PERSIST DURING THE DAY SATURDAY AND SATURDAY
NIGHT...BRINGING SNOWFALL TOTALS BY SUNDAY MORNING OF 6 TO
12 INCHES POSSIBLE.

A HEAVY SNOW WARNING IS ISSUED WHEN 7 OR MORE INCHES OF
ACCUMULATION IS EXPECTED. TRAVEL WILL BE DIFFICULT OR IMPOSSIBLE
ON UNPLOWED ROADS. IF YOU MUST DRIVE... ALLOW EXTRA TIME TO REACH
YOUR DESTINATION... AND KEEP AN EMERGENCY KIT IN YOUR CAR IN CASE
YOU BECOME STRANDED.

$$

NYZ013-014-170415-
/O.CON.KBUF.HS.W.0003.000000T0000Z-070318T1100Z/
LIVINGSTON-ONTARIO-
INCLUDING THE CITIES OF...GENESEO...CANANDAIGUA
401 PM EDT FRI MAR 16 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

STEADY SNOW TONIGHT WILL ACCUMULATE 4 TO 6 INCHES...WITH THE
HEAVIEST SNOWFALL EXPECTED BEFORE MIDNIGHT. THE SNOW WILL CONTINUE
DURING THE DAY SATURDAY WITH AN ADDITIONAL 2 TO 4 INCHES OF
ACCUMULATION POSSIBLE.

THE SNOW WILL PERSIST SATURDAY NIGHT...BRINGING SNOWFALL TOTALS
BY SUNDAY MORNING FROM 6 TO 12 INCHES.

A HEAVY SNOW WARNING IS ISSUED WHEN 7 OR MORE INCHES OF
ACCUMULATION IS EXPECTED. TRAVEL WILL BE DIFFICULT OR IMPOSSIBLE
ON UNPLOWED ROADS. IF YOU MUST DRIVE... ALLOW EXTRA TIME TO REACH
YOUR DESTINATION... AND KEEP AN EMERGENCY KIT IN YOUR CAR IN CASE
YOU BECOME STRANDED.

$$

NYZ003>008-170415-
/O.CON.KBUF.HS.W.0003.070316T2100Z-070318T1100Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...ROCHESTER...NEWARK...FAIR HAVEN...
OSWEGO...WATERTOWN...LOWVILLE
401 PM EDT FRI MAR 16 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

STEADY SNOW TONIGHT WILL ACCUMULATE 4 TO 6 INCHES...WITH AS MUCH
AS 8 INCHES POSSIBLE EAST OF LAKE ONTARIO. THE SNOW WILL BE HEAVY
AT TIMES...ESPECIALLY BEFORE 2 AM. 

THE SNOW WILL PERSIST SATURDAY AND SATURDAY NIGHT AS COLDER AIR
IN THE WAKE OF THE STORM WILL INTERACT WITH THE OPEN WATERS OF
LAKE ONTARIO TO PRODUCE SOME LAKE ENHANCED SNOW AS WELL. AN
ADDITIONAL 2 TO 4 INCHES OF ACCUMULATION IS POSSIBLE SATURDAY WITH
SNOWFALL TOTALS FOR THE ENTIRE EVENT RANGING FROM 6 TO 12 INCHES
BY SUNDAY MORNING. 

A HEAVY SNOW WARNING IS ISSUED WHEN 7 OR MORE INCHES OF
ACCUMULATION IS EXPECTED. TRAVEL WILL BE DIFFICULT OR IMPOSSIBLE
ON UNPLOWED ROADS. IF YOU MUST DRIVE... ALLOW EXTRA TIME TO REACH
YOUR DESTINATION... AND KEEP AN EMERGENCY KIT IN YOUR CAR IN CASE
YOU BECOME STRANDED.

$$

NYZ001-002-010-011-170415-
/O.CON.KBUF.SN.Y.0004.070316T2100Z-070318T1100Z/
NIAGARA-ORLEANS-NORTHERN ERIE-GENESEE-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...BUFFALO...
BATAVIA
401 PM EDT FRI MAR 16 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

STEADY SNOW TONIGHT WILL ACCUMULATE 2 TO 4 INCHES IN MOST AREAS...
BUT AS MUCH AS 6 INCHES OF ACCUMULATION WILL BE POSSIBLE OVER THE
HIGHER TERRAIN SOUTH OF BATAVIA. THE SNOW WILL BE HEAVY AT TIMES
BEFORE MIDNIGHT. 

THE SNOW WILL PERSIST DURING THE DAY SATURDAY WITH ADDITIONAL
ACCUMULATIONS OF 1 TO 3 INCHES. COLDER AIR WORKING INTO THE AREA
WILL LIKELY RESULT IN SOME ENHANCED SNOWFALL OFF LAKE ONTARIO
SATURDAY NIGHT.

A SNOW ADVISORY IS ISSUED WHEN 4 TO 6 INCHES ACCUMULATION IS
EXPECTED. NO SEVERE WINTER WEATHER IS EXPECTED...BUT UNPLOWED
ROADS WILL BE HAZARDOUS. IF YOU WILL BE TRAVELING ALLOW EXTRA
TIME TO REACH YOUR DESTINATION. STAY TUNED TO WEATHER RADIO OR
OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES.

$$

NYZ019-020-170415-
/O.CON.KBUF.SN.Y.0004.000000T0000Z-070318T1100Z/
CHAUTAUQUA-CATTARAUGUS-
INCLUDING THE CITIES OF...JAMESTOWN...OLEAN
401 PM EDT FRI MAR 16 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

STEADY SNOW WILL CONTINUE TONIGHT...WITH THE SNOW HEAVY AT TIMES
THIS EVENING. ACCUMULATIONS WILL RANGE FROM 2 TO 5 INCHES.

THE SNOW WILL THEN PERSIST SATURDAY AND SATURDAY NIGHT WITH
ANOTHER 1 TO 3 INCHES OF ACCUMULATION EXPECTED FOR EACH PERIOD.

A SNOW ADVISORY IS ISSUED WHEN 4 TO 6 INCHES ACCUMULATION IS
EXPECTED. NO SEVERE WINTER WEATHER IS EXPECTED... BUT UNPLOWED
ROADS WILL BE HAZARDOUS. IF YOU WILL BE TRAVELING ALLOW EXTRA
TIME TO REACH YOUR DESTINATION. STAY TUNED TO WEATHER RADIO OR
OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES.

$$

NYZ012-085-170415-
/O.CON.KBUF.SN.Y.0004.000000T0000Z-070318T1100Z/
WYOMING-SOUTHERN ERIE-
INCLUDING THE CITIES OF...WARSAW...ORCHARD PARK...SPRINGVILLE
401 PM EDT FRI MAR 16 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

STEADY SNOW TONIGHT WILL BE HEAVY AT TIMES BEFORE MIDNIGHT.
ACCUMULATIONS BY DAYBREAK WILL RANGE FROM 3 TO 6 INCHES...WITH
THE HIGHER AMOUNTS EXPECTED OVER THE HIGHER TERRAIN OF WYOMING
COUNTY. 

THE SNOW WILL PERSIST DURING THE DAY SATURDAY AND SATURDAY
NIGHT...BRINGING ADDITIONAL ACCUMULATIONS OF 1 TO 3 INCHES FOR
EACH PERIOD.

A SNOW ADVISORY IS ISSUED WHEN 4 TO 6 INCHES ACCUMULATION IS
EXPECTED. NO SEVERE WINTER WEATHER IS EXPECTED... BUT UNPLOWED
ROADS WILL BE HAZARDOUS. IF YOU WILL BE TRAVELING ALLOW EXTRA
TIME TO REACH YOUR DESTINATION. STAY TUNED TO WEATHER RADIO OR
OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES.

$$

RSH
000 
WWUS41 KBUF 170210
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
1010 PM EDT FRI MAR 16 2007

...SIGNIFICANT LATE SEASON SNOWS RETURN TO WESTERN AND CENTRAL
NEW YORK...

.LOW PRESSURE OFF THE DELMARVA PENINSULA WILL MOVE NORTHEAST AND
DEEPEN OVERNIGHT...REACHING A POSITION NEAR CAPE COD BY SATURDAY
DAYBREAK.

A LARGE AREA OF STEADY SNOW IN ADVANCE OF THE STORM COVERED THE
ENTIRE AREA AS OF MID TO LATE EVENING...AND THIS IS GENERALLY 
EXPECTED TO CONTINUE THROUGH THE OVERNIGHT HOURS. SNOWFALL
ACCUMULATIONS BY SATURDAY MORNING ARE EXPECTED TO RANGE FROM 2 TO
4 INCHES ACROSS NORTHERN PORTIONS OF THE NIAGARA FRONTIER...TO AS
MUCH AS 4 TO 8 INCHES EAST OF THE GENESEE VALLEY.

AS THE STORM SYSTEM MOVES INTO NEW ENGLAND SATURDAY AND SATURDAY
NIGHT...WRAP AROUND MOISTURE AND COLDER AIR WILL CONTINUE THE
SNOWFALL WITH ADDITIONAL ACCUMULATIONS OF 2 TO 4 INCHES OVER THE
GENESEE VALLEY AND FINGER LAKES...AND SLIGHTLY LOWER AMOUNTS
ELSEWHERE.

AMOUNTS COULD BE LOCALLY ENHANCED FROM ADDITIONAL MOISTURE FROM
LAKE ERIE AND LAKE ONTARIO. THESE ADDITIONAL AMOUNTS WILL BRING
SNOWFALL TOTALS BY SUNDAY MORNING FROM 3 TO 7 INCHES ACROSS THE
NIAGARA FRONTIER TO 6 TO 12 INCHES ACROSS THE WESTERN SOUTHERN
TIER... FINGER LAKES AND AREAS EAST OF LAKE ONTARIO.

NYZ021-171015-
/O.CON.KBUF.HS.W.0003.000000T0000Z-070318T1100Z/
ALLEGANY-
INCLUDING THE CITY OF...WELLSVILLE
1010 PM EDT FRI MAR 16 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

STEADY SNOW TONIGHT WILL ACCUMULATE 4 TO 6 INCHES...WITH THE
HEAVIEST SNOWFALL EXPECTED TO FALL THROUGH THE EARLY MORNING HOURS.
THE SNOW WILL BECOME A LITTLE LESS WIDESPREAD ON SATURDAY WHEN
ANOTHER 1 TO 3 INCHES OF ACCUMULATION WILL BE POSSIBLE.

THE SNOW WILL PERSIST DURING THE DAY SATURDAY AND SATURDAY
NIGHT...BRINGING SNOWFALL TOTALS BY SUNDAY MORNING OF 6 TO
12 INCHES POSSIBLE.

A HEAVY SNOW WARNING IS ISSUED WHEN 7 OR MORE INCHES OF
ACCUMULATION IS EXPECTED. TRAVEL WILL BE DIFFICULT OR IMPOSSIBLE
ON UNPLOWED ROADS. IF YOU MUST DRIVE... ALLOW EXTRA TIME TO REACH
YOUR DESTINATION... AND KEEP AN EMERGENCY KIT IN YOUR CAR IN CASE
YOU BECOME STRANDED.

$$

NYZ013-014-171015-
/O.CON.KBUF.HS.W.0003.000000T0000Z-070318T1100Z/
LIVINGSTON-ONTARIO-
INCLUDING THE CITIES OF...GENESEO...CANANDAIGUA
1010 PM EDT FRI MAR 16 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

STEADY SNOW TONIGHT WILL ACCUMULATE 4 TO 6 INCHES...WITH THE
HEAVIEST SNOWFALL EXPECTED THROUGH THE EARLY OVERNIGHT HOURS. 
THE SNOW WILL CONTINUE DURING THE DAY SATURDAY WITH AN ADDITIONAL
2 TO 4 INCHES OF ACCUMULATION POSSIBLE.

THE SNOW WILL PERSIST SATURDAY NIGHT...BRINGING SNOWFALL TOTALS
BY SUNDAY MORNING FROM 6 TO 12 INCHES.

A HEAVY SNOW WARNING IS ISSUED WHEN 7 OR MORE INCHES OF
ACCUMULATION IS EXPECTED. TRAVEL WILL BE DIFFICULT OR IMPOSSIBLE
ON UNPLOWED ROADS. IF YOU MUST DRIVE... ALLOW EXTRA TIME TO REACH
YOUR DESTINATION... AND KEEP AN EMERGENCY KIT IN YOUR CAR IN CASE
YOU BECOME STRANDED.

$$

NYZ003>008-171015-
/O.CON.KBUF.HS.W.0003.000000T0000Z-070318T1100Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...ROCHESTER...NEWARK...FAIR HAVEN...
OSWEGO...WATERTOWN...LOWVILLE
1010 PM EDT FRI MAR 16 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

STEADY SNOW TONIGHT WILL ACCUMULATE 4 TO 6 INCHES...WITH AS MUCH
AS 8 INCHES POSSIBLE EAST OF LAKE ONTARIO. THE SNOW WILL BE HEAVY
AT TIMES.

THE SNOW WILL PERSIST SATURDAY AND SATURDAY NIGHT AS COLDER AIR
IN THE WAKE OF THE STORM WILL INTERACT WITH THE OPEN WATERS OF
LAKE ONTARIO TO PRODUCE SOME LAKE ENHANCED SNOW AS WELL. AN
ADDITIONAL 2 TO 4 INCHES OF ACCUMULATION IS POSSIBLE SATURDAY
WITH SNOWFALL TOTALS FOR THE ENTIRE EVENT RANGING FROM 6 TO
12 INCHES BY SUNDAY MORNING.

A HEAVY SNOW WARNING IS ISSUED WHEN 7 OR MORE INCHES OF
ACCUMULATION IS EXPECTED. TRAVEL WILL BE DIFFICULT OR IMPOSSIBLE
ON UNPLOWED ROADS. IF YOU MUST DRIVE... ALLOW EXTRA TIME TO REACH
YOUR DESTINATION... AND KEEP AN EMERGENCY KIT IN YOUR CAR IN CASE
YOU BECOME STRANDED.

$$

NYZ001-002-010-011-171015-
/O.CON.KBUF.SN.Y.0004.000000T0000Z-070318T1100Z/
NIAGARA-ORLEANS-NORTHERN ERIE-GENESEE-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...BUFFALO...
BATAVIA
1010 PM EDT FRI MAR 16 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

STEADY SNOW TONIGHT WILL ACCUMULATE 2 TO 4 INCHES IN MOST AREAS...
BUT AS MUCH AS 6 INCHES OF ACCUMULATION WILL BE POSSIBLE OVER THE
HIGHER TERRAIN SOUTH OF BATAVIA.

THE SNOW WILL PERSIST DURING THE DAY SATURDAY WITH ADDITIONAL
ACCUMULATIONS OF 1 TO 3 INCHES. COLDER AIR WORKING INTO THE AREA
WILL LIKELY RESULT IN SOME ENHANCED SNOWFALL OFF LAKE ONTARIO
SATURDAY NIGHT.

A SNOW ADVISORY IS ISSUED WHEN 4 TO 6 INCHES ACCUMULATION IS
EXPECTED. NO SEVERE WINTER WEATHER IS EXPECTED...BUT UNPLOWED
ROADS WILL BE HAZARDOUS. IF YOU WILL BE TRAVELING ALLOW EXTRA
TIME TO REACH YOUR DESTINATION. STAY TUNED TO WEATHER RADIO OR
OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES.

$$

NYZ019-020-171015-
/O.CON.KBUF.SN.Y.0004.000000T0000Z-070318T1100Z/
CHAUTAUQUA-CATTARAUGUS-
INCLUDING THE CITIES OF...JAMESTOWN...OLEAN
1010 PM EDT FRI MAR 16 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

STEADY SNOW WILL CONTINUE TONIGHT...WITH ACCUMULATIONS RANGING FROM
2 TO 5 INCHES.

THE SNOW WILL THEN PERSIST SATURDAY AND SATURDAY NIGHT WITH
ANOTHER 1 TO 3 INCHES OF ACCUMULATION EXPECTED FOR EACH PERIOD.

A SNOW ADVISORY IS ISSUED WHEN 4 TO 6 INCHES ACCUMULATION IS
EXPECTED. NO SEVERE WINTER WEATHER IS EXPECTED... BUT UNPLOWED
ROADS WILL BE HAZARDOUS. IF YOU WILL BE TRAVELING ALLOW EXTRA
TIME TO REACH YOUR DESTINATION. STAY TUNED TO WEATHER RADIO OR
OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES.

$$

NYZ012-085-171015-
/O.CON.KBUF.SN.Y.0004.000000T0000Z-070318T1100Z/
WYOMING-SOUTHERN ERIE-
INCLUDING THE CITIES OF...WARSAW...ORCHARD PARK...SPRINGVILLE
1010 PM EDT FRI MAR 16 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

STEADY SNOW TONIGHT WILL PRODUCE ACCUMULATIONS OF 3 TO 6
INCHES...WITH THE HIGHER AMOUNTS EXPECTED OVER THE HIGHER TERRAIN
OF WYOMING COUNTY.

THE SNOW WILL PERSIST DURING THE DAY SATURDAY AND SATURDAY
NIGHT...BRINGING ADDITIONAL ACCUMULATIONS OF 1 TO 3 INCHES FOR
EACH PERIOD.

A SNOW ADVISORY IS ISSUED WHEN 4 TO 6 INCHES ACCUMULATION IS
EXPECTED. NO SEVERE WINTER WEATHER IS EXPECTED... BUT UNPLOWED
ROADS WILL BE HAZARDOUS. IF YOU WILL BE TRAVELING ALLOW EXTRA
TIME TO REACH YOUR DESTINATION. STAY TUNED TO WEATHER RADIO OR
OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES.

$$

RSH/JJR
000 
WWUS41 KBUF 170801
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
401 AM EDT SAT MAR 17 2007

...LATE SEASON SNOW WILL CONTINUE TODAY...

.LOW PRESSURE OFF THE NEW JERSEY COAST WILL CONTINUE TO MOVE NORTH
TODAY TO SOUTHERN MAINE BY THIS EVENING. A LARGE AREA OF MOISTURE
WRAPPING AROUND THE NORTHWEST SIDE OF THIS LOW PRESSURE WILL
CONTINUE TO BRING SNOW TO THE REGION TODAY.

THE HEAVIEST ADDITIONAL SNOWFALL TODAY IS EXPECTED EAST OF LAKE
ONTARIO CLOSER TO THE LOW PRESSURE...AND ALSO ALONG THE SOUTH
SHORE OF LAKE ONTARIO WHERE NORTHERLY WINDS WILL RESULT IN LAKE
ENHANCEMENT. AN ADDITIONAL 3 TO 5 INCHES IS POSSIBLE IN THESE
AREAS TODAY WITH ANOTHER 2 TO 4 INCHES POSSIBLE TONIGHT. ELSEWHERE
ACROSS WESTERN NEW YORK AND THE WESTERN SOUTHERN TIER OCCASIONAL
LIGHT SNOW WILL ACCUMULATE ANOTHER 1 TO 3 INCHES TODAY BEFORE
TAPERING OFF THIS EVENING.

NYZ021-171615-
/O.EXT.KBUF.HS.W.0003.000000T0000Z-070317T2000Z/
ALLEGANY-
INCLUDING THE CITY OF...WELLSVILLE
401 AM EDT SAT MAR 17 2007

...HEAVY SNOW WARNING NOW IN EFFECT UNTIL 4 PM EDT THIS
AFTERNOON...

THE HEAVY SNOW WARNING IS NOW IN EFFECT UNTIL 4 PM EDT THIS
AFTERNOON. 

OCCASIONAL SNOW WILL CONTINUE TODAY AND ACCUMULATE ANOTHER 1 TO 3
INCHES. THE SNOW IS EXPECTED TO TAPER OFF BY THIS EVENING. THIS
WILL BRING STORM TOTALS INTO THE 6 TO 12 INCH RANGE. 

A HEAVY SNOW WARNING IS ISSUED WHEN 7 OR MORE INCHES OF
ACCUMULATION IS EXPECTED. TRAVEL WILL BE DIFFICULT ON UNPLOWED
ROADS. IF YOU MUST DRIVE...ALLOW EXTRA TIME TO REACH YOUR
DESTINATION.

$$

NYZ013-014-171615-
/O.CON.KBUF.HS.W.0003.000000T0000Z-070318T1100Z/
LIVINGSTON-ONTARIO-
INCLUDING THE CITIES OF...GENESEO...CANANDAIGUA
401 AM EDT SAT MAR 17 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

OCCASIONAL SNOW WILL CONTINUE TODAY WITH ADDITIONAL ACCUMULATIONS
OF 2 TO 4 INCHES POSSIBLE. THIS WILL BRING STORM TOTALS INTO THE 6
TO 12 INCH RANGE. 

A HEAVY SNOW WARNING IS ISSUED WHEN 7 OR MORE INCHES OF
ACCUMULATION IS EXPECTED. TRAVEL WILL BE DIFFICULT ON UNPLOWED
ROADS. IF YOU MUST DRIVE...ALLOW EXTRA TIME TO REACH YOUR
DESTINATION.

$$

NYZ003>008-171615-
/O.CON.KBUF.HS.W.0003.000000T0000Z-070318T1100Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON-LEWIS-
INCLUDING THE CITIES OF...ROCHESTER...NEWARK...FAIR HAVEN...
OSWEGO...WATERTOWN...LOWVILLE
401 AM EDT SAT MAR 17 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

OCCASIONAL SNOW WILL CONTINUE TODAY INTO TONIGHT. IN ADDITION TO
THE GENERAL SNOWFALL A PERIOD OF LAKE ENHANCEMENT IS EXPECTED
SOUTH AND SOUTHEAST OF LAKE ONTARIO. ADDITIONAL ACCUMULATIONS OF
3 TO 5 INCHES ARE EXPECTED TODAY...WITH ANOTHER 2 TO 4 INCHES
POSSIBLE IN PERSISTENT BANDS TONIGHT. THIS WILL BRING STORM TOTALS
INTO THE 6 TO 12 INCH RANGE IN SOME LOCATIONS.

A HEAVY SNOW WARNING IS ISSUED WHEN 7 OR MORE INCHES OF
ACCUMULATION IS EXPECTED. TRAVEL WILL BE DIFFICULT ON UNPLOWED
ROADS. IF YOU MUST DRIVE...ALLOW EXTRA TIME TO REACH YOUR
DESTINATION... AND KEEP AN EMERGENCY KIT IN YOUR CAR IN CASE YOU
BECOME STRANDED.

$$

NYZ010-012-019-020-085-171615-
/O.EXT.KBUF.SN.Y.0004.000000T0000Z-070317T2000Z/
NORTHERN ERIE-WYOMING-CHAUTAUQUA-CATTARAUGUS-SOUTHERN ERIE-
INCLUDING THE CITIES OF...BUFFALO...WARSAW...JAMESTOWN...OLEAN...
ORCHARD PARK...SPRINGVILLE
401 AM EDT SAT MAR 17 2007

...SNOW ADVISORY NOW IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON...

THE SNOW ADVISORY IS NOW IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON.

OCCASIONAL SNOW WILL ACCUMULATE ANOTHER 1 TO 3 INCHES TODAY BEFORE
TAPERING OFF THIS EVENING. THIS WILL BRING STORM TOTALS INTO THE 3
TO 5 INCH RANGE ACROSS THE BUFFALO METRO AREA...AND INTO THE 5 TO
8 INCH RANGE ACROSS THE WESTERN SOUTHERN TIER.

A SNOW ADVISORY IS ISSUED WHEN 4 TO 6 INCHES ACCUMULATION IS
EXPECTED. NO SEVERE WINTER WEATHER IS EXPECTED...BUT UNPLOWED
ROADS WILL BE SNOW COVERED HAZARDOUS. IF YOU WILL BE TRAVELING
ALLOW EXTRA TIME TO REACH YOUR DESTINATION. STAY TUNED TO WEATHER
RADIO OR OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR
UPDATES.

$$

NYZ001-002-011-171615-
/O.CON.KBUF.SN.Y.0004.000000T0000Z-070318T1100Z/
NIAGARA-ORLEANS-GENESEE-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...BATAVIA
401 AM EDT SAT MAR 17 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

OCCASIONAL SNOW WILL CONTINUE TODAY INTO TONIGHT. IN ADDITION TO
THE GENERAL SNOWFALL...A PERIOD OF LAKE ENHANCEMENT IS EXPECTED
SOUTH OF LAKE ONTARIO. ADDITIONAL ACCUMULATIONS OF 2 TO 4 INCHES
ARE EXPECTED TODAY...WITH ANOTHER 1 TO 3 INCHES POSSIBLE TONIGHT.
THIS WILL BRING STORM TOTALS INTO THE 3 TO 7 INCH RANGE.

A SNOW ADVISORY IS ISSUED WHEN 4 TO 6 INCHES ACCUMULATION IS
EXPECTED. NO SEVERE WINTER WEATHER IS EXPECTED...BUT UNPLOWED
ROADS WILL BE SNOW COVERED AND HAZARDOUS. IF YOU WILL BE TRAVELING
ALLOW EXTRA TIME TO REACH YOUR DESTINATION. STAY TUNED TO WEATHER
RADIO OR OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR
UPDATES.

$$

HITCHCOCK
000 
WWUS41 KBUF 171400
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
1000 AM EDT SAT MAR 17 2007

...LATE SEASON SNOW WILL CONTINUE TO DIMINISH ACROSS MOST AREAS
THIS AFTERNOON...

.LOW PRESSURE OVER EASTERN NEW ENGLAND WILL CONTINUE TO MOVE
NORTH THIS AFTERNOON. A LARGE AREA OF MOISTURE WRAPPING AROUND
THE NORTHWEST SIDE OF THIS LOW PRESSURE WILL CONTINUE TO BRING
PERIODS OF SNOW TO THE REGION TODAY.

THE HEAVIEST ADDITIONAL SNOWFALL IS EXPECTED ALONG THE SOUTH
SHORE OF LAKE ONTARIO WHERE NORTHERLY WINDS WILL RESULT IN LAKE
ENHANCEMENT. AN ADDITIONAL 3 TO 7 INCHES IS POSSIBLE IN THESE
AREAS TODAY WITH ANOTHER 2 TO 4 INCHES POSSIBLE TONIGHT. ELSEWHERE
ACROSS WESTERN NEW YORK AND THE WESTERN SOUTHERN TIER OCCASIONAL
LIGHT SNOW WILL ACCUMULATE ANOTHER 1 TO 2 INCHES TODAY BEFORE
TAPERING OFF THIS EVENING.

NYZ007-008-013-014-171500-
/O.CAN.KBUF.HS.W.0003.000000T0000Z-070318T1100Z/
JEFFERSON-LEWIS-LIVINGSTON-ONTARIO-
INCLUDING THE CITIES OF...WATERTOWN...LOWVILLE...GENESEO...
CANANDAIGUA
1000 AM EDT SAT MAR 17 2007

...HEAVY SNOW WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS CANCELLED THE HEAVY
SNOW WARNING. 

OCCASIONAL SNOW SHOWERS WILL CONTINUE THIS AFTERNOON AND
TONIGHT...BUT ADDITIONAL ACCUMULATIONS WILL ONLY BE IN THE 1 TO 3
INCH RANGE TODAY AND ANOTHER INCH OR TWO TONIGHT. UNTREATED ROADS
WILL REMAIN SLIPPERY.

$$

NYZ021-171500-
/O.CAN.KBUF.HS.W.0003.000000T0000Z-070317T2000Z/
ALLEGANY-
INCLUDING THE CITY OF...WELLSVILLE
1000 AM EDT SAT MAR 17 2007

...HEAVY SNOW WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS CANCELLED THE HEAVY
SNOW WARNING. 

SNOW SHOWERS WILL ACCUMULATE ONLY ANOTHER INCH OR TWO THIS
AFTERNOON AND TONIGHT. HOWEVER...UNTREATED ROADS WILL REMAIN
SLIPPERY.

$$

NYZ010-012-019-020-085-171500-
/O.CAN.KBUF.SN.Y.0004.000000T0000Z-070317T2000Z/
NORTHERN ERIE-WYOMING-CHAUTAUQUA-CATTARAUGUS-SOUTHERN ERIE-
INCLUDING THE CITIES OF...BUFFALO...WARSAW...JAMESTOWN...OLEAN...
ORCHARD PARK...SPRINGVILLE
1000 AM EDT SAT MAR 17 2007

...SNOW ADVISORY IS CANCELLED...

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

SNOW SHOWERS WILL CONTINUE THIS AFTERNOON AND TONIGHT...BUT
ADDITIONAL ACCUMULATIONS SHOULD ONLY BE AN INCH OR SO THIS
AFTERNOON AND ANOTHER INCH TONIGHT. UNTREATED ROADS WILL REMAIN
SLICK.

$$

NYZ003>006-172200-
/O.CON.KBUF.HS.W.0003.000000T0000Z-070318T1100Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-
INCLUDING THE CITIES OF...ROCHESTER...NEWARK...FAIR HAVEN...
OSWEGO
1000 AM EDT SAT MAR 17 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

OCCASIONAL SNOW WILL CONTINUE TODAY INTO TONIGHT. THE SNOW WILL BE
OF VARYING INTENSITIES DUE TO ENHANCEMENT OFF LAKE ONTARIO. BUT
ADDITIONAL ACCUMULATIONS WILL BE IN THE 4 TO 7 INCH RANGE THIS
AFTERNOON AND ANOTHER 2 TO 4 INCHES POSSIBLE IN PERSISTENT BANDS
TONIGHT. THIS WILL BRING STORM TOTALS INTO THE 8 TO 14 INCH RANGE
IN SOME LOCATIONS...ESPECIALLY AROUND METRO ROCHESTER.

TRAVEL WILL BE DIFFICULT ON UNPLOWED ROADS. IF YOU MUST
DRIVE...ALLOW EXTRA TIME TO REACH YOUR DESTINATION.

$$

NYZ001-002-011-172200-
/O.CON.KBUF.SN.Y.0004.000000T0000Z-070318T1100Z/
NIAGARA-ORLEANS-GENESEE-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...BATAVIA
1000 AM EDT SAT MAR 17 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 7 AM EDT SUNDAY. 

OCCASIONAL SNOW WILL CONTINUE TODAY INTO TONIGHT. ENHANCEMENT FROM
LAKE ONTARIO WILL RESULT IN ADDITIONAL ACCUMULATIONS OF 2 TO 5
INCHES...BRINGING STORM TOTALS INTO THE 6 TO 10 INCH RANGE. ANOTHER
1 TO 3 INCHES ARE POSSIBLE TONIGHT. UNTREATED ROADS WILL BE SLICK.

$$

SFM
000 
WWUS41 KBUF 171852
WSWBUF

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BUFFALO NY
252 PM EDT SAT MAR 17 2007

...HEAVIER SNOWS HAVE TAPERED OFF...

.A NORTHWEST FLOW OF VERY COLD AIR ON THE BACKSIDE OF A MAJOR EAST
COAST STORM WILL CONTINUE TO PRODUCE SNOW SHOWERS OF VARYING
INTENSITIES OVERNIGHT AND EARLY SUNDAY MORNING. THE ACTIVITY WILL
BE ENHANCED BY ITS PASSAGE ACROSS LAKE ONTARIO BUT ADDITIONAL
ACCUMULATIONS SHOULD ONLY BE IN THE ORDER OF 1 TO 4 INCHES.

NYZ003>006-172000-
/O.CAN.KBUF.HS.W.0003.000000T0000Z-070318T1100Z/
MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-
INCLUDING THE CITIES OF...ROCHESTER...NEWARK...FAIR HAVEN...
OSWEGO
252 PM EDT SAT MAR 17 2007

...HEAVY SNOW WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS CANCELLED THE HEAVY
SNOW WARNING. 

SNOW SHOWERS OF VARYING INTENSITIES WILL CONTINUE THROUGH TONIGHT
AND GRADUALLY END SUNDAY MORNING. THEY MAY ACTUALLY PICK UP A BIT
THIS EVENING. THERE WILL BE LITTLE ADDITIONAL ACCUMULATION DURING
THE DAYLIGHT HOURS...BUT AS MUCH AS 2 TO 4 INCHES MAY ACCUMULATE
OVERNIGHT. UNTREATED ROADS WILL BECOME SLICK AGAIN AFTER DARK.

$$

NYZ001-002-011-172000-
/O.CAN.KBUF.SN.Y.0004.000000T0000Z-070318T1100Z/
NIAGARA-ORLEANS-GENESEE-
INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...BATAVIA
252 PM EDT SAT MAR 17 2007

...SNOW ADVISORY IS CANCELLED...

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

SNOW HAS ENDED EARLY THIS AFTERNOON BUT SNOW SHOWERS MAY REDEVELOP
AGAIN THIS EVENING AND CONTINUE THROUGH MOST OF THE NIGHT.
ADDITIONAL ACCUMULATIONS MAY REACH 1 TO 3 INCHES. UNTREATED ROADS
WILL BECOME SLICK AGAIN AFTER DARK.

$$

SFM

What forecasters said that day

The local office's own words before this heavy snow 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 heavy snow warning went out at Mar 16, 3:43 AM EDT, 1 hour 8 minutes earlier.

Area forecast discussion, Mar 16, 3:43 AM EDT, 1 hour 8 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BUFFALO NY
343 AM EDT FRI MAR 16 2007

.SHORT TERM /TODAY THROUGH SUNDAY/...

DIFFICULT FORECAST THIS PERIOD WITH THE AREA ON THE WESTERN SIDE OF
DEVELOPING COASTAL STORM. NAM AND GFS EVOLUTION OF COASTAL STORM
SIMILAR WITH THE GFS A LITTLE FASTER AND EAST WHEN COMPARED TO THE
NAM. AS EXPECTED WITH THE SLOWER MODEL SOLUTION THE NAM QPF AND
THEREFORE SNOWFALL TOTALS A LITTLE HEAVIER THAN QPF/SNOWFALL OUTPUT
OF GFS. HAVE GENERALLY FOLLOWED HPC GUIDANCE WHICH SUGGESTS A BLEND
OF GFS AND NAM SNOWFALL AMOUNTS GIVING THE POTENTIAL FOR A SWATH OF
4-8 INCH SNOWFALL ACROSS THE AREA TODAY AND TONIGHT. INITIALLY LOW
LEVEL DRY AIR ADVECTING INTO THE AREA FROM THE NORTHEAST WILL LIMIT
SNOWFALL...THEREFORE EXPECTED BULK OF THE SNOW TO FALL DURING THE
AFTERNOON HOURS.

AS THE LOW LIFTS INTO THE NEW ENGLAND STATES ON SATURDAY WRAP AROUND
MOISTURE WILL WORK ACROSS THE AREA WITH ADDITIONAL SNOWFALL
AMOUNTS...GENERALLY IN THE 1-3 INCH RANGE. CONCERNED ABOUT THE
POTENTIAL FOR LANE ENHANCED/LAKE EFFECT SNOWS ESPECIALLY SOUTH OF
LAKE ONTARIO IN THE LATE SATURDAY AND SATURDAY NIGHT TIME FRAME WITH
850 MB TEMPERATURES DROPPING DOWN TO AROUND -14C. ROCHESTER AND
SYRACUSE BUFKIT PROFILES SUGGESTING GOOD AREA OF CRYSTAL GROWTH AND
OMEGA DEVELOPING IN A WELL ALIGNED NORTHWEST FLOW THEREFORE COULD
EASILY SEE ENHANCED SNOWFALL AMOUNTS ACROSS THE SOUTH SHORE COUNTIES
POSSIBLY EXTENDING INTO THE FINGER LAKES. THOUGH LAKE ERIE REMAINS
MOSTLY ICE COVERED...SNOWFALL AMOUNTS COULD BE ENHANCED BY UPSLOPE
COMPONENT.

BASED ON FORECASTED SNOWFALL AMOUNTS WILL ISSUE A SNOW ADVISORY FOR
NIAGARA...ORLEANS...NORTHERN ERIE AND GENESEE COUNTIES STARTING LATE
THIS AFTERNOON. WILL MAINTAIN ADVISORY FOR THE SOUTHERN TIER.
HAVE DECIDED TO UPGRADE ADVISORY TO A HEAVY SNOW WARNING FOR THE
REMAINDER OF THE AREA INCLUDING THE ROCHESTER AREA WITH THE
POTENTIAL FOR 6-12 INCHES. ALL HEADLINES ARE IN EFFECT THROUGH
SATURDAY NIGHT.

SNOWS WILL WIND DOWN SUNDAY AS LOW PULLS AWAY AND HIGH PRESSURE AND
DRIER AIR BUILD DOWN ACROSS THE GREAT LAKES.

&&

.LONG TERM /SUNDAY NIGHT THROUGH THURSDAY/...

HIGH PRESSURE AND COLDER AIR WILL GIVE A CHANCE OF SOME LAKE EFFECT
SNOW SHOWERS TO THE SOUTHEAST OF LAKE ONTARIO SUNDAY NIGHT...THEN
TEMPERATURES WILL MODERATE OVERNIGHT AHEAD OF THE NEXT LOW AND
FRONTAL COMPLEX. THE LOW WILL SPREAD RAIN AND POSSIBLY SOME SNOW
OVER THE AREA MONDAY AND MONDAY NIGHT. COLDER AIR BEHIND THE LOW
WILL BRING A CHANCE OF SNOW SHOWERS TUESDAY. SURFACE HIGH PRESSURE
WILL BRING FAIR WEATHER AND MODERATING TEMPERATURES LATE TUESDAY AND
WEDNESDAY. A WARM FRONT AHEAD OF A LOW OVER THE PLAINS WILL BRING A
CHANCE OF RAIN THURSDAY.

&&

.AVIATION /06Z-06Z/...

SURFACE HIGH BUILDING THROUGH SE CANADA EARLY THIS MORNING ALLOWING
MUCH DRIER LOW/MID LEVEL AIR TO ADVECT IN ON NE FLOW. MEANWHILE A
BROAD AREA OF UPPER LEVEL DIVERGENCE WITHIN RIGHT ENTRANCE REGION OF
A 130+KT UPPER LEVEL JET CONTINUES TO PRODUCE A LARGE SWATH OF HIGH
CLOUDS ACROSS THE TERMINALS. VFR CONDITIONS WILL PREVAIL UNTIL MID
OR LATE AFTERNOON THEN ATTENTION TURNS TO TIMING OF ONSET OF SNOW
AND LOWER VSBY/CIGS IN ASSOCIATION WITH DEVELOPING COASTAL LOW. HAVE
FAVORED AN ONSET TIME A COUPLE HOURS LATER THAN 00Z MODEL GUIDANCE
DUE TO EXTENSIVE LOW/MID LEVEL DRY WEDGE AND EXPECTATION OF INITIAL
VIRGA. LOW LEVELS SHOULD SATURATE SUFFICIENTLY BY LATE AFTERNOON TO
ALLOW SNOW TO BEGIN...WITH CONDITIONS DETERIORATING TO IFR AT ALL
THE TERMINALS EARLY THIS EVENING.

&&

.MARINE...

NORTHEAST WINDS WILL CONTINUE TO INCREASE TODAY AND TONIGHT THEN
SLOWLY SHIFT TO THE NORTH ON SAT THEN NORTHWEST FOR SAT NGT AND SUN.
WINDS AND WAVES WILL REACH SMALL CRAFT ADVISORY CRITERIA EARLY THIS
MORNING AND CONTINUE THROUGH SUNDAY. SOME POTENTIAL FOR A PERIOD OF
LOW END GALES ON SUNDAY IN NW FLOW BEHIND DEPARTING COASTAL LOW WHEN
SURFACE GRADIENT AND LOW LEVEL LAPSE RATES BECOME MAXIMIZED. FOR NOW
WILL HOLD WINDS AT 30 KNOTS AND ALLOW LATER SHIFTS TO REFINE BASED
ON LATEST MODEL GUIDANCE.

&&

.HYDROLOGY...

FLOODING CONTINUES ON SOME CREEKS AND RIVERS ACROSS WESTERN NEW
YORK. FOR THE BUFFALO AREA CREEKS...ALL HAVE RECEDED BELOW FLOOD
STAGE EXCEPT FOR THE TYPICALLY SLOWER TONAWANDA CREEK. THE CREEK HAS
CRESTED AT BATAVIA JUST BELOW MAJOR FLOOD CATEGORY AND SHOULD RECEDE
BELOW FLOOD STAGE BY THIS EVENING. DOWNSTREAM AT RAPIDS THE LEVEL IS
STILL RISING AND IS EXPECTED TO CREST LATE TONIGHT VERY NEAR THE
MAJOR FLOOD CATEGORY. A FLOOD OF THIS MAGNITUDE WILL PRODUCE
WIDESPREAD FLOODING IN THE NORTHERN SECTIONS OF AMHERST...
CLARENCE...NEWSTEAD...AND ROYALTON SPREADING UPSTREAM INTO THE
ALABAMA SWAMP. THE CREEK WILL REMAIN ABOVE FLOOD STAGE THROUGH MUCH
OF THE UPCOMING WEEKEND AT RAPIDS DUE TO ITS TYPICALLY SLOW RESPONSE.

ELSEWHERE...OATKA AND BLACK CREEKS HAVE CRESTED BUT WILL REMAIN
ABOVE FLOOD STAGE FOR ANOTHER DAY OR SO. THE ALLEGHENY RIVER AT
OLEAN IS STILL RISING...BUT SHOULD CREST SHORTLY AT ABOUT 13.2 FEET
AND THEN RECEDE BELOW FLOOD STAGE BY SATURDAY MORNING. THE RIVER HAS
CRESTED AT SALAMANCA AND IS EXPECTED TO FALL BELOW FLOOD STAGE THIS
EVENING.

CHECK FLOOD STATEMENTS FOR DETAILS.

&&

.BUF WATCHES/WARNINGS/ADVISORIES...
NY...HEAVY SNOW WARNING FROM 5 PM THIS AFTERNOON TO 7 AM EDT SUNDAY
     FOR NYZ003>008.
     SNOW ADVISORY FROM 5 PM THIS AFTERNOON TO 7 AM EDT SUNDAY FOR
     NYZ001-002-010-011.
     SNOW ADVISORY FROM NOON TODAY TO 7 AM EDT SUNDAY FOR NYZ019-
     020.
     HEAVY SNOW WARNING FROM NOON TODAY TO 7 AM EDT SUNDAY FOR
     NYZ021.
     SNOW ADVISORY FROM 2 PM THIS AFTERNOON TO 7 AM EDT SUNDAY FOR
     NYZ012-085.
     HEAVY SNOW WARNING FROM 2 PM THIS AFTERNOON TO 7 AM EDT SUNDAY
     FOR NYZ013-014.
MARINE...SMALL CRAFT ADVISORY UNTIL 6 AM EDT SUNDAY FOR LOZ042>044.

&&

SHORT TERM...TMA
LONG TERM...APB
AVIATION...HITCHCOCK
MARINE...HITCHCOCK
HYDROLOGY...HITCHCOCK
Hazardous weather outlook, Mar 15, 5:25 PM EDT, 11 hours 26 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BUFFALO NY
525 PM EDT THU MAR 15 2007

NYZ004-005-012>014-085-162130-
WAYNE-NORTHERN CAYUGA-WYOMING-LIVINGSTON-ONTARIO-SOUTHERN ERIE-
525 PM EDT THU MAR 15 2007

...SNOW ADVISORY IN EFFECT FROM 2 PM FRIDAY TO 8 AM EDT SATURDAY...

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

.DAY ONE...TONIGHT

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.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.

   SNOW ADVISORY

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

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

NYZ019>021-162130-
CHAUTAUQUA-CATTARAUGUS-ALLEGANY-
525 PM EDT THU MAR 15 2007

...SNOW ADVISORY IN EFFECT FROM 12 PM FRIDAY TO 8 AM EDT SATURDAY...

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

.DAY ONE...TONIGHT

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.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.

   SNOW ADVISORY

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

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

NYZ001>003-010-011-162130-
NIAGARA-ORLEANS-MONROE-NORTHERN ERIE-GENESEE-
525 PM EDT THU MAR 15 2007

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

.DAY ONE...TONIGHT

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

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

NYZ006>008-162130-
OSWEGO-JEFFERSON-LEWIS-
525 PM EDT THU MAR 15 2007

...SNOW ADVISORY IN EFFECT FROM 6 PM FRIDAY TO 8 AM EDT SATURDAY...

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

.DAY ONE...TONIGHT

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.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.

   SNOW ADVISORY

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

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

LEZ020-040-041-061-LOZ042>045-062>065-SLZ022-024-162130-
UPPER NIAGARA RIVER AND BUFFALO HARBOR-
LAKE ERIE NEARSHORE WATERS FROM RIPLEY TO DUNKIRK-
LAKE ERIE NEARSHORE WATERS FROM DUNKIRK TO BUFFALO-
LAKE ERIE OPEN WATERS FROM RIPLEY TO BUFFALO-
LAKE ONTARIO NEARSHORE WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
LAKE ONTARIO NEARSHORE WATERS FROM HAMLIN BEACH TO SODUS BAY-
LAKE ONTARIO NEARSHORE WATERS FROM SODUS BAY TO MEXICO BAY-
LAKE ONTARIO NEARSHORE WATERS FROM MEXICO BAY TO THE SAINT LAWRENCE
RIVER-
LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH-
LAKE ONTARIO OPEN WATERS FROM HAMLIN BEACH TO SODUS BAY-
LAKE ONTARIO OPEN WATERS FROM SODUS BAY TO MEXICO BAY-
LAKE ONTARIO OPEN WATERS FROM MEXICO BAY TO THE SAINT LAWRENCE RIVER-
SAINT LAWRENCE RIVER FROM CAPE VINCENT TO OGDENSBURG-
SAINT LAWRENCE RIVER FROM OGDENSBURG TO SAINT REGIS-
525 PM EDT THU MAR 15 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NEW YORK WATERS OF LAKE
ERIE...LAKE ONTARIO...AND THE SAINT LAWRENCE RIVER.

.DAY ONE...TONIGHT

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

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

SAGE

Nearby

Heavy Snow Warnings in New York, 2007Every heavy snow warning in 2007

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.