Alert archive / New York / Lake Effect Snow Advisories in 2007
Lake Effect Snow Advisory 21, NWS Buffalo, NY
NWS Buffalo, NY issued this lake effect snow advisory at Nov 5, 2007, 3:41 PM EST for 5 counties in New York. It took effect at Nov 6, 2007, 6:00 AM EST. It was in force for 88 min.
The area
The counties it named.
The facts
- Issued
- Nov 5, 2007, 3:41 PM EST (20:41 UTC)
- In effect from
- Nov 6, 2007, 6:00 AM EST
- Expired
- Nov 6, 2007, 7:28 AM EST
- In force
- 88 min
- Issued by
- NWS Buffalo, NY
Counties Allegany County, NY, Cattaraugus County, NY, Chautauqua County, NY, Erie County, NY, Wyoming County, NY
The radar
The Buffalo radar (KBUF), 56 km from the middle of the area, began a volume at 20:40 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 8.7 hours before the alert went out and 53 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 913 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 94 m²/s²
- 0-3 km storm-relative helicity
- 147 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS41 KBUF 052041 WSWBUF URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BUFFALO NY 341 PM EST MON NOV 5 2007 ...FIRST LAKE EFFECT SNOW OF THE SEASON... .A COLD FRONT WILL MOVE ACROSS THE STATE TONIGHT...USHERING THE THE COLDEST AIRMASS OF THE SEASON. LAKE EFFECT RAIN WILL DEVELOP BEHIND THE COLD FRONT OVERNIGHT EAST OF LAKE ERIE...WITH ACTIVITY INTENSIFYING DURING THE DAY AND MOVING NORTH TO THE SOUTHTOWNS. THE SNOW LEVEL WILL INITIALLY BE HIGH ENOUGH SUCH THAT ONLY THE HIGHEST ELEVATIONS WILL SEE SNOW DURING THE MORNING. HOWEVER...WITH A PROGRESSIVELY COLDER AIRMASS MOVING INTO WESTERN NY...THE SNOW LEVEL WILL DROP TO ABOUT 1000 FEET BY TUESDAY AFTERNOON OR EARLY EVENING. THIS BRINGS THE SNOW DOWN TO A LEVEL NEAR THE SOUTHTOWNS WITH RAIN SHOWERS AND THUNDERSTORMS FOR THE REMAINDER OF THE BUFFALO METRO AREA. THE BAND WILL THEN DROP BACK TO THE SOUTH AND AFFECT A GOOD PORTION OF THE WESTERN SOUTHERN TIER AGAIN TUESDAY NIGHT. LAKE EFFECT RAIN AND SNOW ARE ALSO EXPECTED DOWNWIND OF LAKE ONTARIO...ALTHOUGH THE MAIN BAND FROM THIS LAKE IS NOT EXPECTED TO DEVELOP UNTIL LATER TUESDAY AFTERNOON. NYZ012-019>021-085-060445- /O.NEW.KBUF.LE.Y.0021.071106T1100Z-071107T1100Z/ WYOMING-CHAUTAUQUA-CATTARAUGUS-ALLEGANY-SOUTHERN ERIE- INCLUDING THE CITIES OF...WARSAW...JAMESTOWN...OLEAN... WELLSVILLE...ORCHARD PARK...SPRINGVILLE 341 PM EST MON NOV 5 2007 ...LAKE EFFECT SNOW ADVISORY IN EFFECT FROM 6 AM TUESDAY TO 6 AM EST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT SNOW ADVISORY...WHICH IS IN EFFECT FROM 6 AM TUESDAY TO 6 AM EST WEDNESDAY. OVERALL...THE HIGHEST ELEVATIONS SHOULD BE ABLE TO SEE 5 TO 7 INCHES OF SNOW...WITH LESS SNOW AT ELEVATIONS NEAR 1000 FEET. IF THE ATMOSPHERE TURNS OUT TO BE COOLER THAN CURRENT MODEL FORECASTS...SIGNIFICANTLY MORE SNOW WILL BE POSSIBLE. IF YOU WILL BE TRAVELING ACROSS THE REGION ON TUESDAY...BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO AND OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES. $$ NYZ006>008-060445- /O.NEW.KBUF.LE.A.0013.071106T2300Z-071107T2300Z/ OSWEGO-JEFFERSON-LEWIS- INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE 341 PM EST MON NOV 5 2007 ...LAKE EFFECT SNOW WATCH IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT SNOW WATCH...WHICH IS IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY AFTERNOON. A LAKE EFFECT BAND OF RAIN IS EXPECTED TO DEVELOP TUESDAY AFTERNOON...AND CONTINUE THROUGH THE NIGHT. THERE IS THE POTENTIAL THAT SIGNIFICANT SNOWFALL MAY DEVELOP ACROSS ELEVATIONS ABOVE ABOUT 1000 FEET TUESDAY NIGHT...LASTING THROUGH WEDNESDAY. THIS MEANS THAT THE PRIMARY AREA OF CONCERN WOULD BE FOR RESIDENTS AND TRAVELERS ON THE TUG HILL. A LAKE EFFECT SNOW WATCH MEANS THAT SIGNIFICANT WINTER WEATHER IS POSSIBLE IN LOCALIZED AREAS WITHIN THE NEXT 36 HOURS. STAY TUNED TO NOAA WEATHER RADIO AND OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES. $$ ZAFF
4 follow-up statements
000 WWUS41 KBUF 060250 WSWBUF URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BUFFALO NY 950 PM EST MON NOV 5 2007 ...FIRST LAKE EFFECT SNOW OF THE SEASON... .A COLD FRONT WILL MOVE ACROSS THE STATE TONIGHT...USHERING THE THE COLDEST AIRMASS OF THE SEASON. LAKE EFFECT RAIN WILL DEVELOP BEHIND THE COLD FRONT OVERNIGHT EAST OF LAKE ERIE...WITH ACTIVITY INTENSIFYING DURING THE DAY AND MOVING NORTH TO THE SOUTHTOWNS. THE SNOW LEVEL WILL INITIALLY BE HIGH ENOUGH SUCH THAT ONLY THE HIGHEST ELEVATIONS WILL SEE SNOW DURING THE MORNING. HOWEVER... WITH A PROGRESSIVELY COLDER AIRMASS MOVING INTO WESTERN NY...THE SNOW LEVEL WILL DROP TO ABOUT 1000 FEET BY TUESDAY AFTERNOON OR EARLY EVENING. THIS BRINGS THE SNOW DOWN TO A LEVEL NEAR THE SOUTHTOWNS WITH RAIN SHOWERS AND THUNDERSTORMS FOR THE REMAINDER OF THE BUFFALO METRO AREA. THE BAND WILL THEN DROP BACK TO THE SOUTH AND AFFECT A GOOD PORTION OF THE WESTERN SOUTHERN TIER AGAIN TUESDAY NIGHT. LAKE EFFECT RAIN AND SNOW ARE ALSO EXPECTED DOWNWIND OF LAKE ONTARIO...ALTHOUGH THE MAIN BAND FROM THIS LAKE IS NOT EXPECTED TO DEVELOP UNTIL TUESDAY EVENING. NYZ012-019>021-085-061100- /O.CON.KBUF.LE.Y.0021.071106T1100Z-071107T1100Z/ WYOMING-CHAUTAUQUA-CATTARAUGUS-ALLEGANY-SOUTHERN ERIE- INCLUDING THE CITIES OF...WARSAW...JAMESTOWN...OLEAN... WELLSVILLE...ORCHARD PARK...SPRINGVILLE 950 PM EST MON NOV 5 2007 ...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT FROM 6 AM TUESDAY TO 6 AM EST WEDNESDAY... A LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT FROM 6 AM TUESDAY TO 6 AM EST WEDNESDAY. A BAND OF LAKE EFFECT PRECIPITATION WILL DEVELOP BY DAYBREAK ACROSS THE SOUTHERN TIER. IT WILL INTENSIFY AS IT GRADUALLY LIFTS NORTHWARD DURING TUESDAY...REACHING THE SOUTH TOWNS BY MIDDAY AND THE BUFFALO METRO AREA BY EARLY TO MID AFTERNOON. IT WILL REMAIN IN PLACE UNTIL A SECONDARY COLD FRONT PUSHES IT SOUTH AGAIN DURING THE EARLY TO MID EVENING. THE PRECIPITATION TYPE SHOULD BE MAINLY RAIN NEAR THE LAKESHORE AND AT LOWER ELEVATIONS...BUT HEAVY WET SNOW ABOVE ABOUT 1000 TO 1500 FEET. AS MUCH AS 5 TO 9 INCHES MAY ACCUMULATE IN THE HIGHEST ELEVATIONS...MOST LIKELY OVER SKI COUNTRY THROUGH TUESDAY NIGHT. A FEW INCHES ARE POSSIBLE OVER THE SOUTH TOWNS...BUT THE IMMEDIATE BUFFALO AREA SHOULD SEE LITTLE OR NO ACCUMULATION WITH PERHAPS SOME WET SNOW MIXING WITH THE RAIN. THUNDER AND LIGHTNING MAY ACCOMPANY THE BAND...ESPECIALLY WHEN IT IS MOST INTENSE DURING THE AFTERNOON AND EARLY EVENING. IF YOU WILL BE TRAVELING ACROSS THE REGION ON TUESDAY...BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO AND OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES. $$ NYZ006>008-061100- /O.CON.KBUF.LE.A.0013.071106T2300Z-071107T2300Z/ OSWEGO-JEFFERSON-LEWIS- INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE 950 PM EST MON NOV 5 2007 ...LAKE EFFECT SNOW WATCH REMAINS IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY AFTERNOON... A LAKE EFFECT SNOW WATCH REMAINS IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY AFTERNOON. A LAKE EFFECT BAND OF RAIN IS EXPECTED TO DEVELOP TUESDAY AFTERNOON...AND CONTINUE THROUGH THE NIGHT. THERE IS THE POTENTIAL THAT SIGNIFICANT SNOWFALL MAY DEVELOP ACROSS ELEVATIONS ABOVE ABOUT 1000 FEET LATE TUESDAY NIGHT...LASTING THROUGH WEDNESDAY. THIS MEANS THAT THE PRIMARY AREA OF CONCERN WOULD BE FOR RESIDENTS AND TRAVELERS ON THE TUG HILL. A LAKE EFFECT SNOW WATCH MEANS THAT SIGNIFICANT WINTER WEATHER IS POSSIBLE IN LOCALIZED AREAS WITHIN THE NEXT 36 HOURS. STAY TUNED TO NOAA WEATHER RADIO AND OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES. $$ SFM
000 WWUS41 KBUF 060839 WSWBUF URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BUFFALO NY 339 AM EST TUE NOV 6 2007 ...FIRST LAKE EFFECT SNOW OF THE SEASON... .COLD AIR CROSSING THE GREAT LAKES WILL BRING BANDS OF HEAVY RAIN AND SNOW TODAY. LAKE EFFECT PRECIPITATION EAST OF LAKE ERIE WILL INTENSIFY TODAY AND MOVE NORTH TO THE SOUTH TOWNS. THE SNOW LEVEL WILL INITIALLY BE HIGH ENOUGH SUCH THAT ONLY THE HIGHEST ELEVATIONS WILL SEE SNOW DURING THE MORNING. HOWEVER... WITH PROGRESSIVELY COLDER AIR, THE SNOW LEVEL WILL DROP TO ABOUT 1000 FEET BY TUESDAY AFTERNOON OR EARLY EVENING. THIS BRINGS THE SNOW DOWN TO A LEVEL NEAR THE SOUTH TOWNS WITH RAIN SHOWERS AND THUNDERSTORMS FOR THE REMAINDER OF THE BUFFALO METRO AREA. THE BAND WILL THEN DROP BACK TO THE SOUTH AND AFFECT A GOOD PORTION OF THE WESTERN SOUTHERN TIER AGAIN TUESDAY NIGHT. LAKE EFFECT RAIN AND SNOW ARE ALSO EXPECTED DOWNWIND OF LAKE ONTARIO...ALTHOUGH THE MAIN BAND FROM THIS LAKE IS NOT EXPECTED TO DEVELOP UNTIL THIS EVENING. NYZ021-060945- /O.CAN.KBUF.LE.Y.0021.071106T1100Z-071107T1100Z/ ALLEGANY- INCLUDING THE CITY OF...WELLSVILLE 339 AM EST TUE NOV 6 2007 ...LAKE EFFECT SNOW ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN BUFFALO HAS CANCELLED THE LAKE EFFECT SNOW ADVISORY. THE HEAVY SNOW IS EXPECTED TO REMAIN NORTH AND WEST OF ALLEGANY COUNTY...WITH ONLY AN INCH OR SO ACCUMULATION EXPECTED TODAY AND ANOTHER 1 TO 2 INCHES TONIGHT. $$ NYZ012-019-020-085-061645- /O.CON.KBUF.LE.Y.0021.071106T1100Z-071107T1100Z/ WYOMING-CHAUTAUQUA-CATTARAUGUS-SOUTHERN ERIE- INCLUDING THE CITIES OF...WARSAW...JAMESTOWN...OLEAN... ORCHARD PARK...SPRINGVILLE 339 AM EST TUE NOV 6 2007 ...LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST WEDNESDAY... A LAKE EFFECT SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST WEDNESDAY. A BAND OF LAKE EFFECT PRECIPITATION WILL DEVELOP BY DAYBREAK ACROSS THE SOUTHERN TIER. IT WILL INTENSIFY AS IT GRADUALLY LIFTS NORTH DURING TODAY...REACHING THE SOUTH TOWNS BY MIDDAY AND THE BUFFALO METRO AREA BY EARLY TO MID AFTERNOON. IT WILL REMAIN IN PLACE UNTIL SHIFTING WINDS PUSH IT SOUTH AGAIN DURING THE EARLY TO MID EVENING. THE PRECIPITATION TYPE SHOULD BE MAINLY RAIN NEAR THE LAKE ERIE SHORE AND AT LOWER ELEVATIONS...BUT HEAVY WET SNOW ABOVE ABOUT 1000 TO 1500 FEET. AS MUCH AS 8 INCHES MAY ACCUMULATE IN THE HIGHEST ELEVATIONS...MOST LIKELY OVER SKI COUNTRY AND THE CHAUTAUQUA RIDGE THROUGH TUESDAY NIGHT. A FEW INCHES ARE POSSIBLE OVER THE SOUTH TOWNS...BUT THE IMMEDIATE BUFFALO AREA SHOULD SEE LITTLE OR NO ACCUMULATION WITH PERHAPS SOME WET SNOW MIXING WITH THE RAIN. THUNDER AND LIGHTNING MAY ACCOMPANY THE BAND...ESPECIALLY WHEN IT IS MOST INTENSE DURING THE AFTERNOON AND EARLY EVENING. IF YOU WILL BE TRAVELING ACROSS THE REGION TO DAY AND TONIGHT...BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO AND OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES. $$ NYZ006>008-061645- /O.CON.KBUF.LE.A.0013.071106T2300Z-071107T2300Z/ OSWEGO-JEFFERSON-LEWIS- INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE 339 AM EST TUE NOV 6 2007 ...LAKE EFFECT SNOW WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY AFTERNOON... A LAKE EFFECT SNOW WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY AFTERNOON. A LAKE EFFECT BAND OF RAIN IS EXPECTED TO DEVELOP THIS AFTERNOON...AND CONTINUE THROUGH THE NIGHT. THERE IS THE POTENTIAL THAT SIGNIFICANT SNOWFALL MAY DEVELOP ACROSS ELEVATIONS ABOVE ABOUT 1000 FEET TONIGHT...LASTING THROUGH WEDNESDAY. THIS MEANS THAT THE PRIMARY AREA OF CONCERN WOULD BE FOR RESIDENTS AND TRAVELERS ON THE TUG HILL. A LAKE EFFECT SNOW WATCH MEANS THAT SIGNIFICANT WINTER WEATHER IS POSSIBLE IN LOCALIZED AREAS WITHIN THE NEXT 36 HOURS. STAY TUNED TO NOAA WEATHER RADIO AND OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES. $$
000 WWUS41 KBUF 061224 WSWBUF URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE BUFFALO NY 724 AM EST TUE NOV 6 2007 ...FIRST LAKE EFFECT SNOW OF THE SEASON... .COLD AIR CROSSING THE GREAT LAKES WILL BRING NARROW BANDS OF HEAVY SNOW TO THE REGION EAST OF LAKE ERIE TODAY. LAKE EFFECT PRECIPITATION WILL INTENSIFY THIS MORNING ACROSS NORTHERN CHAUTAUQUA WYOMING AND SOUTHERN ERIE COUNTIES AND SPREAD AS FAR NORTH AS THE SOUTHERN SUBURBS OF BUFFALO. OFF LAKE ONTARIO LAKE EFFECT PRECIPITATION WILL DEVELOP THIS EVENING AND EFFECT THE TUG HILL PLATEAU. NYZ012-019-020-085-062030- /O.UPG.KBUF.LE.Y.0021.000000T0000Z-071107T1100Z/ /O.NEW.KBUF.LE.W.0012.071106T1224Z-071107T1100Z/ WYOMING-CHAUTAUQUA-CATTARAUGUS-SOUTHERN ERIE- INCLUDING THE CITIES OF...WARSAW...JAMESTOWN...OLEAN... ORCHARD PARK...SPRINGVILLE 724 AM EST TUE NOV 6 2007 ...LAKE EFFECT SNOW WARNING IN EFFECT UNTIL 6 AM EST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT SNOW WARNING...WHICH IS IN EFFECT UNTIL 6 AM EST WEDNESDAY. THE LAKE EFFECT SNOW ADVISORY IS NO LONGER IN EFFECT. LAKE EFFECT PRECIPITATION WILL INTENSIFY THIS MORNING ACROSS NORTHERN CHAUTAUQUA WYOMING AND SOUTHERN ERIE COUNTIES AND SPREAD AS FAR NORTH AS THE SOUTHERN SUBURBS OF BUFFALO. SNOWFALL RATES OF 2 INCHES AN HOUR WILL BE ACCOMPANIED BY LIGHTNING AND THUNDER AT TIMES. AS THE AFTERNOON PROGRESSES THE SNOWBAND IS FORECAST TO MOVE TO SOUTH BUFFALO AND CONTINUE TO PRODUCE HEAVY SNOWFALL RATES THROUGH THE EVENING. AFTER 7PM THE BAND WILL MOVE SOUTH ACROSS CHAUTAUQUA CATTARAUGUS AND SOUTHERN WYOMING COUNTIES. TRAVEL WILL BECOME VERY TREACHEROUS ACROSS THE REGION AS THE DAY PROGRESSES. THE HEAVY WET SNOW COULD ALSO BRING DOWN TREE LIMBS THAT ARE STILL LEAFED OUT. THIS COULD LEAD TO POWER OUTAGES AS LINES ARE BROUGHT DOWN BY THE TREE LIMBS. CLOSER TO LAKE ERIE TEMPERATURES WILL BE A BIT WARMER AND KEEP MOST OF THE PRECIPITATION IN THE FORM OF SNOW. HOWEVER, FOR THE REST OF THE AREA, AS MUCH AS 6 TO 12 INCHES OF NEW SNOW COULD ACCUMULATE BY EVENING. IF YOU WILL BE TRAVELING ACROSS THE REGION TODAY AND TONIGHT... BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO AND OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES. IF YOU LOSE POWER AND NEED TO USE YOUR PORTABLE GENERATOR REMEMBER TO FOLLOW ALL OF THE SAFETY RULES TO ENSURE THAT YOU DO NOT BECOME A VICTIM OF CARBON MONOXIDE POISONING. IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO AND OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES. $$ NYZ010-011-062030- /O.NEW.KBUF.LE.Y.0022.071106T1224Z-071107T1100Z/ NORTHERN ERIE-GENESEE- INCLUDING THE CITIES OF...BUFFALO...BATAVIA 724 AM EST TUE NOV 6 2007 ...LAKE EFFECT SNOW ADVISORY IN EFFECT UNTIL 6 AM EST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 6 AM EST WEDNESDAY. LAKE EFFECT PRECIPITATION WILL INTENSIFY THIS MORNING ACROSS NORTHERN CHAUTAUQUA WYOMING AND SOUTHERN ERIE COUNTIES AND SPREAD AS FAR NORTH AS THE SOUTHERN SUBURBS OF BUFFALO. SNOWFALL RATES OF 2 INCHES AN HOUR WILL BE ACCOMPANIED BY LIGHTNING AND THUNDER AT TIMES. AS THE AFTERNOON PROGRESSES THE SNOWBAND IS FORECAST TO MOVE TO SOUTH BUFFALO AND CONTINUE TO PRODUCE HEAVY SNOWFALL RATES THROUGH THE EVENING. AFTER 7PM THE BAND WILL MOVE SOUTH ACROSS CHAUTAUQUA CATTARAUGUS AND SOUTHERN WYOMING COUNTIES. CLOSER TO LAKE ERIE TEMPERATURES WILL BE A BIT WARMER AND KEEP MOST OF THE PRECIPITATION IN THE FORM OF SNOW. HOWEVER, FOR THE REST OF THE AREA, AS MUCH AS 5 TO 7 INCHES OF NEW SNOW COULD ACCUMULATE BY EVENING. IF YOU WILL BE TRAVELING ACROSS THE REGION TODAY AND TONIGHT... BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO AND OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES. IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO AND OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES. $$ NYZ006>008-062030- /O.CON.KBUF.LE.A.0013.071106T2300Z-071107T2300Z/ OSWEGO-JEFFERSON-LEWIS- INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE 724 AM EST TUE NOV 6 2007 ...LAKE EFFECT SNOW WATCH REMAINS IN EFFECT FROM 6 PM EST THIS EVENING THROUGH WEDNESDAY AFTERNOON... A LAKE EFFECT SNOW WATCH REMAINS IN EFFECT FROM 6 PM EST THIS EVENING THROUGH WEDNESDAY AFTERNOON. A LAKE EFFECT BAND OF RAIN IS EXPECTED TO DEVELOP THIS AFTERNOON...AND CONTINUE THROUGH THE NIGHT. THERE IS THE POTENTIAL THAT SIGNIFICANT SNOWFALL MAY DEVELOP ACROSS ELEVATIONS ABOVE ABOUT 1000 FEET TONIGHT...LASTING THROUGH WEDNESDAY. THIS MEANS THAT THE PRIMARY AREA OF CONCERN WOULD BE FOR RESIDENTS AND TRAVELERS ON THE TUG HILL. A LAKE EFFECT SNOW WATCH MEANS THAT SIGNIFICANT WINTER WEATHER IS POSSIBLE IN LOCALIZED AREAS WITHIN THE NEXT 36 HOURS. STAY TUNED TO NOAA WEATHER RADIO AND OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES. $$
000 WWUS41 KBUF 061228 CCA WSWBUF URGENT - WINTER WEATHER MESSAGE...CORRECTED NATIONAL WEATHER SERVICE BUFFALO NY 727 AM EST TUE NOV 6 2007 ...FIRST LAKE EFFECT SNOW OF THE SEASON... .COLD AIR CROSSING THE GREAT LAKES WILL BRING NARROW BANDS OF HEAVY SNOW TO THE REGION EAST OF LAKE ERIE TODAY. LAKE EFFECT PRECIPITATION WILL INTENSIFY THIS MORNING ACROSS NORTHERN CHAUTAUQUA WYOMING AND SOUTHERN ERIE COUNTIES AND SPREAD AS FAR NORTH AS THE SOUTHERN SUBURBS OF BUFFALO. OFF LAKE ONTARIO LAKE EFFECT PRECIPITATION WILL DEVELOP THIS EVENING AND EFFECT THE TUG HILL PLATEAU. NYZ012-019-020-085-062045- /O.UPG.KBUF.LE.Y.0021.000000T0000Z-071107T1100Z/ /O.COR.KBUF.LE.W.0012.071106T1227Z-071107T1100Z/ WYOMING-CHAUTAUQUA-CATTARAUGUS-SOUTHERN ERIE- INCLUDING THE CITIES OF...WARSAW...JAMESTOWN...OLEAN... ORCHARD PARK...SPRINGVILLE 727 AM EST TUE NOV 6 2007 ...LAKE EFFECT SNOW WARNING IN EFFECT UNTIL 6 AM EST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT SNOW WARNING...WHICH IS IN EFFECT UNTIL 6 AM EST WEDNESDAY. THE LAKE EFFECT SNOW ADVISORY IS NO LONGER IN EFFECT. LAKE EFFECT PRECIPITATION WILL INTENSIFY THIS MORNING ACROSS NORTHERN CHAUTAUQUA WYOMING AND SOUTHERN ERIE COUNTIES AND SPREAD AS FAR NORTH AS THE SOUTHERN SUBURBS OF BUFFALO. SNOWFALL RATES OF 2 INCHES AN HOUR WILL BE ACCOMPANIED BY LIGHTNING AND THUNDER AT TIMES. AS THE AFTERNOON PROGRESSES THE SNOWBAND IS FORECAST TO MOVE TO SOUTH BUFFALO AND CONTINUE TO PRODUCE HEAVY SNOWFALL RATES THROUGH THE EVENING. AFTER 7PM THE BAND WILL MOVE SOUTH ACROSS CHAUTAUQUA CATTARAUGUS AND SOUTHERN WYOMING COUNTIES. TRAVEL WILL BECOME VERY TREACHEROUS ACROSS THE REGION AS THE DAY PROGRESSES. THE HEAVY WET SNOW COULD ALSO BRING DOWN TREE LIMBS THAT ARE STILL LEAFED OUT. THIS COULD LEAD TO POWER OUTAGES AS LINES ARE BROUGHT DOWN BY THE TREE LIMBS. CLOSER TO LAKE ERIE TEMPERATURES WILL BE A BIT WARMER AND KEEP MOST OF THE PRECIPITATION IN THE FORM OF RAIN. HOWEVER, FOR THE REST OF THE AREA, AS MUCH AS 6 TO 12 INCHES OF NEW SNOW COULD ACCUMULATE BY EVENING. IF YOU WILL BE TRAVELING ACROSS THE REGION TODAY AND TONIGHT... BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO AND OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES. IF YOU LOSE POWER AND NEED TO USE YOUR PORTABLE GENERATOR REMEMBER TO FOLLOW ALL OF THE SAFETY RULES TO ENSURE THAT YOU DO NOT BECOME A VICTIM OF CARBON MONOXIDE POISONING. IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO AND OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES. $$ NYZ010-011-062045- /O.COR.KBUF.LE.Y.0022.071106T1227Z-071107T1100Z/ NORTHERN ERIE-GENESEE- INCLUDING THE CITIES OF...BUFFALO...BATAVIA 727 AM EST TUE NOV 6 2007 ...LAKE EFFECT SNOW ADVISORY IN EFFECT UNTIL 6 AM EST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A LAKE EFFECT SNOW ADVISORY...WHICH IS IN EFFECT UNTIL 6 AM EST WEDNESDAY. LAKE EFFECT PRECIPITATION WILL INTENSIFY THIS MORNING ACROSS NORTHERN CHAUTAUQUA WYOMING AND SOUTHERN ERIE COUNTIES AND SPREAD AS FAR NORTH AS THE SOUTHERN SUBURBS OF BUFFALO. SNOWFALL RATES OF 2 INCHES AN HOUR WILL BE ACCOMPANIED BY LIGHTNING AND THUNDER AT TIMES. AS THE AFTERNOON PROGRESSES THE SNOWBAND IS FORECAST TO MOVE TO SOUTH BUFFALO AND CONTINUE TO PRODUCE HEAVY SNOWFALL RATES THROUGH THE EVENING. AFTER 7PM THE BAND WILL MOVE SOUTH ACROSS CHAUTAUQUA CATTARAUGUS AND SOUTHERN WYOMING COUNTIES. CLOSER TO LAKE ERIE TEMPERATURES WILL BE A BIT WARMER AND KEEP MOST OF THE PRECIPITATION IN THE FORM OF RAIN. HOWEVER, FOR THE REST OF THE AREA, AS MUCH AS 5 TO 7 INCHES OF NEW SNOW COULD ACCUMULATE BY EVENING. IF YOU WILL BE TRAVELING ACROSS THE REGION TODAY AND TONIGHT... BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO AND OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES. IN LAKE EFFECT SNOW THE WEATHER CAN VARY FROM LOCALLY HEAVY SNOW IN NARROW BANDS TO CLEAR SKIES JUST A FEW MILES AWAY. IF YOU WILL BE TRAVELING ACROSS THE REGION BE PREPARED FOR RAPID CHANGES IN ROAD AND VISIBILITY CONDITIONS. STAY TUNED TO NOAA WEATHER RADIO AND OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES. $$ NYZ006>008-062045- /O.CON.KBUF.LE.A.0013.071106T2300Z-071107T2300Z/ OSWEGO-JEFFERSON-LEWIS- INCLUDING THE CITIES OF...OSWEGO...WATERTOWN...LOWVILLE 727 AM EST TUE NOV 6 2007 ...LAKE EFFECT SNOW WATCH REMAINS IN EFFECT FROM 6 PM EST THIS EVENING THROUGH WEDNESDAY AFTERNOON... A LAKE EFFECT SNOW WATCH REMAINS IN EFFECT FROM 6 PM EST THIS EVENING THROUGH WEDNESDAY AFTERNOON. A LAKE EFFECT BAND OF RAIN IS EXPECTED TO DEVELOP THIS AFTERNOON...AND CONTINUE THROUGH THE NIGHT. THERE IS THE POTENTIAL THAT SIGNIFICANT SNOWFALL MAY DEVELOP ACROSS ELEVATIONS ABOVE ABOUT 1000 FEET TONIGHT...LASTING THROUGH WEDNESDAY. THIS MEANS THAT THE PRIMARY AREA OF CONCERN WOULD BE FOR RESIDENTS AND TRAVELERS ON THE TUG HILL. A LAKE EFFECT SNOW WATCH MEANS THAT SIGNIFICANT WINTER WEATHER IS POSSIBLE IN LOCALIZED AREAS WITHIN THE NEXT 36 HOURS. STAY TUNED TO NOAA WEATHER RADIO AND OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES. $$
What forecasters said that day
The local office's own words before this lake effect snow advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Buffalo, NY wrote its last area forecast discussion before this lake effect snow advisory went out at Nov 5, 3:41 PM EST, 0 minutes earlier.
Area forecast discussion, Nov 5, 3:41 PM EST, 0 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BUFFALO NY
341 PM EST MON NOV 5 2007
.SYNOPSIS...
LOW PRESSURE WILL PASS TO THE NORTH OF THE GREAT LAKES AND SWING A
STRONG COLD FRONT ACROSS THE REGION THIS EVENING. THE COLDEST AIR OF
THE SEASON WILL FOLLOW ON TUESDAY AND PERSIST THROUGH THURSDAY,
WHICH WILL RESULT IN THE FIRST LAKE EFFECT SNOWS OF THE SEASON TO
SOME AREAS TO THE EAST OF THE GREAT LAKES.
&&
.NEAR TERM /UNTIL 6 AM TUESDAY MORNING/...
STRONG COLD FRONT TO CROSS THE REGION TONIGHT BETWEEN 03Z AND 09Z
/10PM THRU 4AM/ WITH NUMEROUS SHOWERS AND SCATTERED THUNDERSTORMS.
BUFKIT PROFILES SHOW A DEEP OMEGA FIELD FROM THE BOUNDARY LAYER
THROUGH 400MB CUTTING THROUGH THE SNOW GROWTH REGION...THUS
SUPPORTING THE CHANCE OF THUNDERSTORMS. PROFILES ARE ALSO SATURATED
TO 25KFT WITH A NEARLY UNIFORM LAPSE RATE AROUND 6C/KM. QPF TONIGHT
WILL BE ABOUT A HALF INCH GIVE OR TAKE A COUPLE OF HUNDREDTHS. THE
COLDER AIR FOLLOWING THE FRONT WILL BE COLD ENOUGH TO ESTABLISH A
LAKE EFFECT BAND OFF LAKE ERIE EARLY TUESDAY MORNING AND THE DYNAMIC
COOLING FROM ALOFT WILL LIKELY MIX THE SNOW DOWN THE HILLTOPS OF THE
SOUTHERN TIER BEFORE DAYBREAK...WITH AN INCH OR SO POSSIBLY
OVERNIGHT. THE COLDEST AIR WILL BE SOUTHWEST OF THE FORECAST AREA
AND THE PRECIP EAST OF LAKE ONTARIO WILL REMAIN AS RAIN...ALTHOUGH
SOME WET SNOW IS NOT OUT OF THE QUESTION FOR THE TOP OF THE TUG
HILL PLATEAU.
&&
.SHORT TERM /6 AM TUESDAY MORNING THROUGH THURSDAY/...
THE SURFACE AND UPPER LOW WILL PASS TO THE NORTH OF LAKE ONTARIO ON
TUESDAY. THIS LOW SHOWS TO BE ABOUT 2-3 STANDARD DEVIATIONS BELOW
NORMAL AT BOTH 850MB AND 500MB...QUITE STRONG FOR THIS TIME OF YEAR.
COLDER AIR WRAPPING SOUTH AND THEN EAST OF THE LOW WILL BRING 850MB
TEMPS OF -5C TO -6C ACROSS LAKE ERIE EARLY IN THE DAY...SETTING UP A
WELL DEFINED LAKE EFFECT PRECIP BAND ACROSS THE WESTERN NY COUNTIES.
GOING MOSTLY WITH THE 12Z NAM...THE BAND WILL START OVER THE
CHAUTAUQUA RIDGE EAST OF THE LAKE BETWEEN 12Z AND 15Z /7AM TO 10 AM/
AND THEN REOREIENT TO THE BUFFALO SOUTHTOWNS FROM 18Z TO 21Z /1PM TO
4PM/. FORECAST PROFILES SHOW THAT THE LINE BETWEEN RAIN AND SNOW
WILL BE ELEVATION DEPENDENT. THE ELEVATIONS ABOVE 1000FT MSL WILL
LIKELY SEE THE ACCUMULATING SNOW AND LOWER ELEVATIONS WILL LIKELY
REMAIN AS RAIN. THE BUFFALO METRO AREA WILL SEE MORE IN THE WAY OF
DRIVING RAIN IN THE HEAVIER REGIONS OF THE LAKE EFFECT BAND...WITH
THE RAIN SNOW MIX QUICKLY CHANGING TO ALL SNOW AS ONE GOES FARTHER
SOUTH AND HIGHER IN ELEVATION ACROSS SOUTHERN ERIE COUNTY TOWARD THE
SOUTHERN TIER COUNTIES. THE BAND WILL SHIFT TO THE SOUTH AGAIN AFTER
00Z /7PM/ AND IMPACT THE HIGHER TERRAIN OF WYOMING...SOUTHERN ERIE
AND THE REST OF THE SOUTHERN TIER THROUGH MIDNIGHT. A SHIFT IN WINDS
TO WEST AND THEN NORTHWEST WILL BRING THE FOCUS OF THE LAKE EFFECT
TO CHAUTAUQUA AND WESTERN CATTARAUGUS COUNTIES LATER TUESDAY NIGHT
THROUGH WEDNESDAY MORNING.
THE EASTERN LAKE ONTARIO REGION WILL BE LATER TO APPRECIATE THE LAKE
EFFECT AND THE PROXIMITY OF THE SURFACE LOW WILL INITIALLY PRODUCE
TOO MUCH LOW LEVEL SHEAR FOR A CONCENTRATED LAKE EFFECT BAND TO
BECOME ESTABLISHED. WILL HAVE A LAKE SNOW WATCH FOR THE THREE
EASTERN LAKE ONTARIO COUNTIES TUESDAY NIGHT THROUGH WEDNESDAY WITH
THE BEST ALIGNMENT OF PARAMETERS TO BE AROUND 12Z /7AM/ WED THROUGH
THE EVENING HOURS. THE LAKE BAND WILL INITIALLY IMPACT THE TUG HILL
PLATEAU...THEN WILL SETTLE TO THE SOUTH AND REACH THE SOUTHEASTERN
CORNER OF THE LAKE ON WED NIGHT AND EARLY THURSDAY.
WINDS WILL BACK TO SOUTHWESTERLY ON THURSDAY AND WILL BRING AN END
TO THE LAKE EFFECT...BUT CLOUDY SKIES AND A WEAK TROUGH ALOFT WILL
MAINTAIN THE CHANCE OF PRECIP...MAINLY IN THE FORM OF SCATTERED SNOW
SHOWERS.
&&
.LONG TERM /THURSDAY NIGHT THROUGH MONDAY/...
THURSDAY NIGHT WILL BEGIN WITH A LONGWAVE RIDGE FIRMLY IN PLACE
OVER MUCH OF THE WESTERN US WITH A TROUGH OVER THE EASTERN US. ONE
LAST SHORT WAVE IS EXPECTED TO MOVE THROUGH ON FRIDAY BEFORE THE
WESTERN RIDGE MOVES IN TO THE EASTERN US FOR THE WEEKEND...KEEPING
THE WEATHER OVER WESTERN NY DRY. SOUTHERLY FLOW WILL BEGIN TO PICK
UP ON MONDAY. THE GFS IS PROBABLY OVERDONE WITH THE INTENSITY AND
PLACEMENT OF THE NEXT MIDWEST LOW...WITH THE GEFS KEEPING THE
SYSTEM FURTHER WEST AND THE ECMWF MUCH FURTHER NORTH. THERE IS
ENOUGH UNCERTAINTY TO LARGE SCALE FEATURES TO KEEP A CHANCE OF
SHOWER IN THE FORECAST.
&&
.AVIATION /21Z MONDAY THROUGH SATURDAY/...
NARROW BAND OF PRECIPITATION WILL PROGRESS EASTWARD ACROSS WESTERN
NY BETWEEN 18Z AND 22Z WITH ABOUT AN HOUR OR SO PRECIPITATION.
THEN A BREAK WITH WINDS INCREASING DURING THE REMAINDER OF THE
AFTERNOON AHEAD OF AN APPROACHING COLD FRONT. RADAR RETURNS
UPSTREAM FAIRLY QUIET AT 18Z BUT RAPIDLY COOLING CLOUD TOPS OVER
THE OH VALLEY ARE ASSOCIATED WITH A STRONG UPPER LEVEL JET. THUS
EXPECT PRECIPITATION TO DEVELOP QUICKLY AND OVERSPREAD ALL OF
WESTERN NY EARLY THIS EVENING. PRECIPITATION AND MVFR CONDITIONS
ARE EXPECTED...WITH A LONGER DURATION AND MORE PRECIPITATION
TOWARD THE EASTERN END OF LAKE ONTARIO OVERNIGHT AS THE COLD FRONT
SLOWS ITS EASTWARD PROGRESSION THROUGH THE STATE.
THEN ON TUESDAY...RAPID LAKE EFFECT DEVELOPMENT EXPECTED EAST OF
LAKE ERIE BY DAYBREAK...BECOMING MORE DEFINED AS AN INTENSE SINGLE
SOUTHWEST-NORTHEAST ORIENTED BAND HEADING NORTH TOWARD...BUT NOT
QUITE TO BUFFALO BY 18Z. LOCALLY HEAVY RAIN AND LOWERING SNOW
LEVELS WILL OCCUR WITHIN THE BAND...WITH THE SNOW LEVEL NEARING
2000FT BY THE 18Z. THUNDERSTORMS SHOULD BE ANTICIPATED WITHIN THE
BAND.
AFTER 18Z...THE SNOW LEVEL WILL CONTINUE TO DROP TO ABOUT 1000FT
BY OR AFTER NIGHTFALL...AND THE BAND WILL HEAD SOUTH AND
EVENTUALLY AFFECT PRIMARILY AREAS SOUTH OF THE SOUTHTOWNS. LIFR
CONDITIONS SHOULD BE EXPECTED WITHIN THE BAND...WITH VFR OR MVFR
CONDITIONS ELSEWHERE.
EAST OF LAKE ONTARIO...EXPECT A LAKE BAND TO DEVELOP AFTER ABOUT
18Z WITH A SIMILAR SCENARIO PLAYING OUT.
&&
.MARINE...
A COLD FRONT WILL SWEEP ACROSS THE STATE TONIGHT A COLD AIRMASS
ALOFT IN ITS WAKE. THE RELATIVELY WARM WATERS BELOW THE COLD
AIRMASS WILL ALLOW THE ATMOSPHERE TO BE WELL MIXED. THE SURFACE
LOW ASSOCIATED WITH THIS FEATURE IS OVER THE NORTHERN GREAT LAKES
THIS AFTERNOON...AND WILL EVENTUALLY HEAD SOUTHEAST TOWARD
SOUTHERN ONTARIO BY TUESDAY AFTERNOON. THE STRONG GRADIENT AND
WELL MIXED ATMOSPHERE WILL ALLOW FOR GALE FORCE WINDS TO DEVELOP
LATE TONIGHT BEHIND THE COLD FRONT...CONTINUING THROUGH TUESDAY
EVENING. WAVE HEIGHTS WILL EXCEED 10 FEET OVER PORTIONS OF BOTH
LAKE ERIE AND LAKE ONTARIO DURING THIS TIME.
&&
.BUF WATCHES/WARNINGS/ADVISORIES...
NY...LAKE EFFECT SNOW WATCH FROM TUESDAY EVENING THROUGH WEDNESDAY
AFTERNOON FOR NYZ006>008.
LAKE EFFECT SNOW ADVISORY FROM 6 AM TUESDAY TO 6 AM EST
WEDNESDAY FOR NYZ012-019>021-085.
MARINE...GALE WARNING FROM MIDNIGHT TONIGHT TO 7 PM EST TUESDAY FOR
LEZ020-040-041.
GALE WARNING FROM 3 AM TUESDAY TO 3 AM EST WEDNESDAY
FOR LOZ063>065.
GALE WARNING FROM 1 AM TO 11 PM EST TUESDAY FOR LOZ062.
GALE WARNING FROM 3 AM TO 7 PM EST TUESDAY FOR LOZ043>045.
GALE WARNING FROM 2 AM TO 7 PM EST TUESDAY FOR LOZ042.
&&
SYNOPSIS...WCH
NEAR TERM...WCH
SHORT TERM...WCH
LONG TERM...ZAFF
AVIATION...ZAFF
MARINE...ZAFFHazardous weather outlook, Nov 5, 8:38 AM EST, 7 hours 3 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BUFFALO NY 838 AM EST MON NOV 5 2007 NYZ010-012-019>021-085-061345- NORTHERN ERIE-WYOMING-CHAUTAUQUA-CATTARAUGUS-ALLEGANY-SOUTHERN ERIE- 838 AM EST MON NOV 5 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN NEW YORK. .DAY ONE...TODAY AND TONIGHT THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY OFF LAKE ERIE...THE LAKE EFFECT PRECIPITATION IS EXPECTED TO MOVE FROM THE SKI COUNTRY SOUTH OF BUFFALO IN THE MORNING NORTH TOWARD BUFFALO. AT THIS TIME...IT APPEARS TEMPERATURES WILL REMAIN WARM ENOUGH FOR RAIN ON TUESDAY ACROSS THE BUFFALO AREA AND LOWER ELEVATIONS. THE RAIN WILL BE A SOAKING RAIN. TEMPERATURES ARE VERY MARGINAL. ACROSS THE HIGHER TERRAIN...PRECIPITATION MAY CHANGE TO ALL SNOW WITH A FEW INCHES OF SLUSHY ACCUMULATION POSSIBLE ON THE HILLS. A SECONDARY COLD FRONT WILL CROSS THE REGION TUESDAY EVENING... PUSHING LAKE EFFECT INTO THE SOUTHERN TIER. COLDER AIR WILL ALLOW FOR GREATER CHANCES OF ACCUMULATING SNOW TUESDAY NIGHT THROUGH WEDNESDAY ON THE HILLS OF THE WESTERN SOUTHERN TIER. ON TUESDAY NIGHT UP TO 1 TO 3 INCHES IS POSSIBLE ON THE HILLTOPS. .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>008-061345- OSWEGO-JEFFERSON-LEWIS- 838 AM EST MON NOV 5 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL NEW YORK. .DAY ONE...TODAY AND TONIGHT THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY OFF LAKE ONTARIO...A PLUME OF LAKE EFFECT PRECIPITATION IS EXPECTED TO DEVELOP ON TUESDAY ACROSS THE SAINT LAWRENCE VALLEY. TEMPERATURES SHOULD REMAIN WARM ENOUGH TO KEEP THIS ACTIVITY MAINLY RAIN. WINDS WILL SHIFT TO THE NORTHWEST TUESDAY NIGHT... PUSHING LAKE EFFECT TO AREAS SOUTHEAST OF LAKE ONTARIO. COLD AIR WILL DEEPEN AND ALLOW FOR PRECIPITATION TO CHANGE TO MAINLY SNOW INLAND FROM THE LAKESHORE LATE TUESDAY NIGHT. ACCUMULATING LAKE EFFECT SNOW IS POSSIBLE LATE TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...ESPECIALLY FOR AREAS INLAND FROM THE LAKESHORE BETWEEN ROCHESTER AND OSWEGO. .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>005-011-013-014-061345- NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-GENESEE-LIVINGSTON- ONTARIO- 838 AM EST MON NOV 5 2007 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN AND NORTH CENTRAL NEW YORK. .DAY ONE...TODAY AND TONIGHT THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY 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 SLZ022-024-061345- SAINT LAWRENCE RIVER FROM CAPE VINCENT TO OGDENSBURG- SAINT LAWRENCE RIVER FROM OGDENSBURG TO SAINT REGIS- 838 AM EST MON NOV 5 2007 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...TUESDAY THROUGH SUNDAY 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 LEZ020-040-041-061345- UPPER NIAGARA RIVER AND BUFFALO HARBOR- LAKE ERIE NEARSHORE WATERS FROM RIPLEY TO DUNKIRK- LAKE ERIE NEARSHORE WATERS FROM DUNKIRK TO BUFFALO- 838 AM EST MON NOV 5 2007 ...GALE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 7 PM EST TUESDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE ERIE. .DAY ONE...TODAY AND TONIGHT PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. GALE WARNING. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. GALE WARNING. A GALE WARNING IS IN EFFECT. A STRONG COLD FRONT WILL CROSS LAKE ERIE EARLY MONDAY NIGHT. SOUTHWEST WINDS WILL INCREASE TO GALE FORCE MONDAY EVENING AND CONTINUE THROUGH TUESDAY EVENING. .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 LOZ043>045-061345- 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- 838 AM EST MON NOV 5 2007 ...GALE WARNING IN EFFECT FROM 3 AM TO 7 PM EST TUESDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE ONTARIO. .DAY ONE...TODAY AND TONIGHT PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. GALE WARNING. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. GALE WARNING. A GALE WARNING IS IN EFFECT. A STRONG COLD FRONT WILL CROSS LAKE ONTARIO MONDAY NIGHT. SOUTHWEST WINDS WILL INCREASE TO GALE FORCE LATE MONDAY NIGHT AND CONTINUE THROUGH TUESDAY EVENING. .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 LOZ042-061345- LAKE ONTARIO NEARSHORE WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH- 838 AM EST MON NOV 5 2007 ...GALE WARNING IN EFFECT FROM 2 AM TO 7 PM EST TUESDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE ONTARIO. .DAY ONE...TODAY AND TONIGHT PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. GALE WARNING. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. GALE WARNING. A GALE WARNING IS IN EFFECT. A STRONG COLD FRONT WILL CROSS LAKE ONTARIO MONDAY NIGHT. SOUTHWEST WINDS WILL INCREASE TO GALE FORCE LATE MONDAY EVENING AND CONTINUE THROUGH TUESDAY EVENING. .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 LOZ062-061345- LAKE ONTARIO OPEN WATERS FROM THE NIAGARA RIVER TO HAMLIN BEACH- 838 AM EST MON NOV 5 2007 ...GALE WARNING IN EFFECT FROM 1 AM TO 11 PM EST TUESDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE ONTARIO. .DAY ONE...TODAY AND TONIGHT PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. GALE WARNING. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. GALE WARNING. A GALE WARNING IS IN EFFECT. A STRONG COLD FRONT WILL CROSS LAKE ONTARIO MONDAY NIGHT. SOUTHWEST WINDS WILL INCREASE TO GALE FORCE LATE MONDAY EVENING AND CONTINUE THROUGH TUESDAY EVENING. .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 LOZ063>065-061345- 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- 838 AM EST MON NOV 5 2007 ...GALE WARNING IN EFFECT FROM 3 AM TUESDAY TO 3 AM EST WEDNESDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE ONTARIO. .DAY ONE...TODAY AND TONIGHT PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. GALE WARNING. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. GALE WARNING. A GALE WARNING IS IN EFFECT. A STRONG COLD FRONT WILL CROSS LAKE ONTARIO TONIGHT. SOUTHWEST WINDS WILL INCREASE TO GALE FORCE LATE TONIGHT AND CONTINUE THROUGH LATE TUESDAY NIGHT. .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
In the hours before
Special weather statement, Nov 5, 2:39 PM EST, 1 hour 2 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BUFFALO NY 239 PM EST MON NOV 5 2007 NYZ019-052030- CHAUTAUQUA NY- 239 PM EST MON NOV 5 2007 ...STRONG THUNDERSTORM MOVING ACROSS THE SOUTHERN TIER... * AT 230 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM. THIS STORM WAS LOCATED NEAR CHAUTAUQUA INSTITUTE...AND MOVING NORTHEAST AT 50 MPH. * THE STRONG THUNDERSTORM WILL BE NEAR... ELLINGTON AT 250 PM EST... THE PUBLIC REPORTED MARBLE SIZE HAIL WITH THIS STORM NEAR SHERMAN AT 230PM. THIS STORM HAS THE POTENTIAL TO BECOME SEVERE AND PRODUCE LARGE HAIL AND/OR DAMAGING WINDS. NIZIOL
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 5, 3:41 PM EST | Lake Effect Snow Watch | BUF | Jefferson, Lewis, Oswego | 24 hr |
Nearby
Lake Effect Snow Advisories in New York, 2007Every lake effect snow advisory 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.