Alert archive / New York / Lakeshore Flood Warnings in 2009
Lakeshore Flood Warning 3, NWS Buffalo, NY
NWS Buffalo, NY issued this lakeshore flood warning at Dec 9, 2009, 2:47 AM EST for Chautauqua County, Erie County, New York. It took effect at Dec 9, 2009, 3:00 PM EST. It was in force for 12 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Dec 9, 2009, 2:47 AM EST (07:47 UTC)
- In effect from
- Dec 9, 2009, 3:00 PM EST
- Expired
- Dec 10, 2009, 3:12 AM EST
- In force
- 12 hr
- Issued by
- NWS Buffalo, NY
Counties Chautauqua County, NY, Erie County, NY
The radar
The Buffalo radar (KBUF), 55 km from the middle of the area, began a volume at 07:46 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
Detroit, MI (KDTX), launched 00:00Z, 7.8 hours before the alert went out and 355 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
- 545 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 208 m²/s²
- 0-3 km storm-relative helicity
- 312 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this lakeshore flood 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 lakeshore flood warning went out at Dec 8, 11:59 PM EST, 2 hours 48 minutes earlier.
Area forecast discussion, Dec 8, 11:59 PM EST, 2 hours 48 minutes before
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</html>Hazardous weather outlook, Dec 8, 6:31 PM EST, 8 hours 16 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BUFFALO NY 631 PM EST TUE DEC 8 2009 NYZ003>005-013-014-092345- MONROE-WAYNE-NORTHERN CAYUGA-LIVINGSTON-ONTARIO- 631 PM EST TUE DEC 8 2009 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EST WEDNESDAY... ...HIGH WIND WARNING IN EFFECT FROM 5 PM WEDNESDAY TO 7 PM EST THURSDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN AND NORTH CENTRAL NEW YORK. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. DEEP LOW PRESSURE WILL MOVE OUT OF THE CENTRAL PLAINS TO NEAR CHICAGO WEDNESDAY MORNING...THEN IT WILL FURTHER STRENGTHEN WEDNESDAY AND WEDNESDAY NIGHT AS IT LIFTS ACROSS MICHIGAN AND THE CENTRAL GREAT LAKES TO WESTERN QUEBEC. THIS POWERFUL EARLY WINTER STORM SYSTEM WILL BRING SEVERAL ROUNDS OF SIGNIFICANT WEATHER TO THE REGION IN THE PROCESS. SNOW WILL BREAK OUT ACROSS THE REGION IN ADVANCE OF THE STORM LATE TONIGHT WITH SEVERAL INCHES OF ACCUMULATION BEFORE MIXING WITH SLEET AND FREEZING RAIN AND THEN THE MIX WILL CHANGE TO RAIN DURING WEDNESDAY MORNING. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. HIGH WIND WARNING. IT WILL BECOME WINDY AHEAD OF THE STORM WEDNESDAY...BUT THE STRONGEST WINDS CAN BE EXPECTED IN THE WAKE OF THE STORM WEDNESDAY NIGHT AND THURSDAY. MUCH COLDER AIR WILL FLOOD ACROSS THE LOWER LAKES BEHIND THE DEPARTING STORM WEDNESDAY NIGHT AND THURSDAY WITH THE PRECIPITATION CHANGING BACK TO ALL SNOW LATER WEDNESDAY NIGHT. STRONG WINDS OF 25 TO 40 MPH WITH GUSTS OF 55 TO 60 MPH COULD CAUSE POWER OUTAGES AND DOWNED TREE LIMBS ALONG WITH LOCAL WHITEOUT CONDITIONS AT TIMES THROUGH THURSDAY. .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 NYZ001-002-092345- NIAGARA-ORLEANS- 631 PM EST TUE DEC 8 2009 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EST WEDNESDAY... ...HIGH WIND WARNING IN EFFECT FROM 2 PM WEDNESDAY TO 7 PM EST THURSDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN NEW YORK. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. DEEP LOW PRESSURE WILL MOVE OUT OF THE CENTRAL PLAINS TO NEAR CHICAGO WEDNESDAY MORNING...THEN IT WILL FURTHER STRENGTHEN WEDNESDAY AND WEDNESDAY NIGHT AS IT LIFTS ACROSS MICHIGAN AND THE CENTRAL GREAT LAKES TO WESTERN QUEBEC. THIS POWERFUL EARLY WINTER STORM SYSTEM WILL BRING SEVERAL ROUNDS OF SIGNIFICANT WEATHER TO THE REGION IN THE PROCESS. SNOW WILL BREAK OUT ACROSS THE REGION IN ADVANCE OF THE STORM LATE TONIGHT WITH A COUPLE INCHES OF ACCUMULATION BEFORE MIXING WITH SLEET AND FREEZING RAIN AND THEN THE MIX WILL CHANGE TO RAIN WEDNESDAY MORNING. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. HIGH WIND WARNING. IT WILL ALSO BECOME WINDY AHEAD OF THE STORM WEDNESDAY...BUT THE STRONGEST WINDS CAN BE EXPECTED IN THE WAKE OF THE STORM WEDNESDAY AFTERNOON THROUGH THURSDAY. MUCH COLDER AIR WILL FLOOD ACROSS THE REGION BEHIND THE DEPARTING STORM WEDNESDAY NIGHT AND THURSDAY. WINDS OF 25 TO 40 MPH WITH GUSTS TO 60 MPH COULD CREATE SCATTERED POWER OUTAGES AND DOWNED TREE LIMBS ALONG WITH WHITEOUTS AT TIMES WEDNESDAY NIGHT. THE STRONG WINDS WILL CONTINUE INTO THURSDAY. .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 NYZ010-092345- NORTHERN ERIE- 631 PM EST TUE DEC 8 2009 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EST WEDNESDAY... ...HIGH WIND WARNING IN EFFECT FROM 2 PM WEDNESDAY TO 7 PM EST THURSDAY... ...LAKESHORE FLOOD WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING... ...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN NEW YORK. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. DEEP LOW PRESSURE WILL MOVE OUT OF THE CENTRAL PLAINS TO NEAR CHICAGO WEDNESDAY MORNING...THEN IT WILL FURTHER STRENGTHEN WEDNESDAY AND WEDNESDAY NIGHT AS IT LIFTS ACROSS MICHIGAN AND THE CENTRAL GREAT LAKES TO WESTERN QUEBEC. THIS POWERFUL EARLY WINTER STORM SYSTEM WILL BRING SEVERAL ROUNDS OF SIGNIFICANT WEATHER TO THE REGION IN THE PROCESS. SNOW WILL BREAK OUT ACROSS THE REGION IN ADVANCE OF THE STORM LATE TONIGHT WITH SEVERAL INCHES OF ACCUMULATION BEFORE MIXING WITH SLEET AND FREEZING RAIN AND THEN THE MIX WILL CHANGE TO RAIN DURING WEDNESDAY MORNING. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. HIGH WIND WARNING. LAKESHORE FLOOD WATCH. WINTER STORM WATCH. IT WILL BE WINDY AHEAD OF THE STORM WEDNESDAY...BUT THE STRONGEST WINDS CAN BE EXPECTED IN THE WAKE OF THE STORM WEDNESDAY NIGHT AND THURSDAY. AS MUCH COLDER AIR FLOODS ACROSS THE LOWER LAKES BEHIND THE DEPARTING STORM WEDNESDAY NIGHT AND THURSDAY...SIGNIFICANT LAKE EFFECT SNOWS WILL DEVELOP. WHILE THE STRONG WINDS MAY INITIALLY PREVENT THE LAKE SNOWS FROM BECOMING TOO FOCUSED OVER ANY ONE AREA...WINDS OF 25 TO 40 MPH WITH GUSTS TO 60 MPH COULD PRODUCE NEAR BLIZZARD CONDITIONS AT TIMES ALONG WITH SCATTERED POWER OUTAGES AND DOWNED TREE LIMBS. THE LAKE SNOWS WILL LIKELY DEVELOP OVER THE BUFFALO METRO AREA WEDNESDAY EVENING BEFORE THEY SETTLE TO THE SOUTH ACROSS THE MORE TRADITIONAL LAKE ERIE SNOW BELT. THE COMBINATION OF THE LAKE SNOWS AND STRONG WINDS WILL LIKELY LEAD TO A HAZARDOUS THURSDAY MORNING COMMUTE IN THE BUFFALO METRO AREA WITH POTENTIALLY SIGNIFICANT LAKE EFFECT SNOWS THEN CONTINUING ACROSS THE LAKE ERIE SNOWBELT THROUGH THE END OF THE WEEK. A SURGE ON LAKE ERIE CAN BE EXPECTED AS WELL THAT COULD CAUSE SOME FLOODING PROBLEMS ALONG THE LAKE ERIE SHORE. .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 NYZ011-092345- GENESEE- 631 PM EST TUE DEC 8 2009 ...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EST WEDNESDAY... ...HIGH WIND WARNING IN EFFECT FROM 2 PM WEDNESDAY TO 7 PM EST THURSDAY... ...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN NEW YORK. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. A STORM SYSTEM OVER THE NATIONS MID SECTION AND HEADING TOWARD THE CENTRAL LAKES WILL BRING A MIXED BAG OF WINTRY WEATHER TO THE AREA ALONG WITH STRONG WINDS. SNOW LATER TONIGHT WILL MIX WITH SLEET AND FREEZING RAIN LATE. A COUPLE OF INCHES OF SNOW AND SLEET IS EXPECTED TONIGHT ALONG WITH SOME ICE ACCUMULATION. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. HIGH WIND WARNING. WINTER STORM WATCH. THE PRECIPITATION WILL CHANGE TO RAIN WEDNESDAY MORNING. IT WILL ALSO BECOME WINDY AHEAD OF THE STORM WEDNESDAY...BUT THE STRONGEST WINDS CAN BE EXPECTED IN THE WAKE OF THE STORM WEDNESDAY NIGHT AND THURSDAY. AS MUCH COLDER AIR FLOODS ACROSS THE LOWER LAKES BEHIND THE DEPARTING STORM WEDNESDAY NIGHT AND THURSDAY...SIGNIFICANT LAKE EFFECT SNOWS WILL DEVELOP. WHILE THE STRONG WINDS MAY INITIALLY PREVENT THE LAKE SNOWS FROM BECOMING TOO FOCUSED OVER ANY ONE AREA...WINDS OF AT LEAST 25 TO 40 MPH WITH GUSTS TO 60 MPH COULD PRODUCE NEAR BLIZZARD CONDITIONS AT TIMES DUE TO GREATLY REDUCED VISIBILITIES. THE STRONG WINDS COULD CAUSE SCATTERED POWER OUTAGES AND DOWNED TREE LIMBS. THE LAKE SNOWS WILL LIKELY DEVELOP OVER THE BUFFALO METRO AREA TO BATAVIA WEDNESDAY EVENING BEFORE THEY SETTLE TO THE SOUTH ACROSS THE MORE TRADITIONAL LAKE ERIE SNOW BELT. THE COMBINATION OF THE LAKE SNOWS AND STRONG WINDS WILL LIKELY LEAD TO A HAZARDOUS THURSDAY MORNING COMMUTE IN THE BUFFALO METRO AREA WITH POTENTIALLY SIGNIFICANT LAKE EFFECT SNOWS THEN CONTINUING ACROSS THE LAKE ERIE SNOWBELT THROUGH THE END OF THE WEEK. .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 NYZ012-020-021-092345- WYOMING-CATTARAUGUS-ALLEGANY- 631 PM EST TUE DEC 8 2009 ...WINTER WEATHER ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 8 AM EST WEDNESDAY... ...HIGH WIND WARNING IN EFFECT FROM 4 AM WEDNESDAY TO 7 PM EST THURSDAY... ...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH FRIDAY EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN NEW YORK. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. HIGH WIND WARNING. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. HIGH WIND WARNING. WINTER STORM WATCH. DEEP LOW PRESSURE WILL MOVE OUT OF THE CENTRAL PLAINS TO NEAR CHICAGO WEDNESDAY MORNING...THEN IT WILL FURTHER STRENGTHEN WEDNESDAY AND WEDNESDAY NIGHT AS IT LIFTS ACROSS MICHIGAN AND THE CENTRAL GREAT LAKES TO WESTERN QUEBEC. THIS POWERFUL EARLY WINTER STORM SYSTEM WILL BRING SEVERAL ROUNDS OF POTENTIALLY SIGNIFICANT WEATHER TO THE REGION IN THE PROCESS. SNOW WILL BREAK OUT ACROSS THE REGION IN ADVANCE OF THE STORM LATER THIS EVENING AND IT IS EXPECTED TO MIX WITH SLEET AND FREEZING RAIN. SEVERAL INCHES OF SNOW AND SLEET ARE EXPECTED TONIGHT ALONG WITH A TENTH TO A QUARTER INCH OF ICE. THE PRECIPITATION WILL CHANGE TO RAIN WEDNESDAY MORNING. IT WILL ALSO BECOME VERY WINDY AHEAD OF THE STORM WEDNESDAY MORNING EARLY WEDNESDAY...BUT THE STRONGEST WINDS CAN BE EXPECTED IN THE WAKE OF THE STORM WEDNESDAY AND THURSDAY. AS MUCH COLDER AIR FLOODS ACROSS THE LOWER LAKES BEHIND THE DEPARTING STORM WEDNESDAY NIGHT AND THURSDAY...SIGNIFICANT LAKE EFFECT SNOWS WILL DEVELOP. WHILE THE STRONG WINDS MAY INITIALLY PREVENT THE LAKE SNOWS FROM BECOMING TOO FOCUSED OVER ANY ONE AREA...WINDS OF AT LEAST 25 TO 40 MPH WILL PRODUCE NEAR BLIZZARD CONDITIONS AT TIMES DUE TO GREATLY REDUCED VISIBILITIES. THE LAKE SNOWS WILL LIKELY DEVELOP OVER THE BUFFALO METRO AREA WEDNESDAY EVENING BEFORE THEY SETTLE TO THE SOUTH ACROSS THE MORE TRADITIONAL LAKE SNOW BELTS. THE STRONG WINDS COULD ALSO CREATE SCATTERED POWER OUTAGES AND DOWNED TREE LIMBS. THE COMBINATION OF THE LAKE SNOWS AND STRONG WINDS WILL LIKELY LEAD TO A HAZARDOUS THURSDAY MORNING COMMUTE...WITH POTENTIALLY SIGNIFICANT LAKE EFFECT SNOWS THEN CONTINUING INTO THE END OF THE WEEK. .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 NYZ019-085-092345- CHAUTAUQUA-SOUTHERN ERIE- 631 PM EST TUE DEC 8 2009 ...WINTER WEATHER ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 8 AM EST WEDNESDAY... ...HIGH WIND WARNING IN EFFECT FROM 4 AM WEDNESDAY TO 7 PM EST THURSDAY... ...LAKESHORE FLOOD WATCH IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH THURSDAY MORNING... ...WINTER STORM WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH FRIDAY EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN NEW YORK. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. HIGH WIND WARNING. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. HIGH WIND WARNING. LAKESHORE FLOOD WATCH. WINTER STORM WATCH. DEEP LOW PRESSURE WILL MOVE OUT OF THE CENTRAL PLAINS TO NEAR CHICAGO WEDNESDAY MORNING...THEN IT WILL FURTHER STRENGTHEN WEDNESDAY AND WEDNESDAY NIGHT AS IT LIFTS ACROSS MICHIGAN AND THE CENTRAL GREAT LAKES TO WESTERN QUEBEC. THIS POWERFUL EARLY WINTER STORM SYSTEM WILL BRING SEVERAL ROUNDS OF POTENTIALLY SIGNIFICANT WEATHER TO THE REGION IN THE PROCESS. SNOW...SLEET AND FREEZING RAIN WILL DEVELOP LATER THIS EVENING...CHANGING TO RAIN ALONG THE LAKE SHORE. A COUPLE OF INCHES OF ACCUMULATION IS EXPECTED TONIGHT WITH SOME ICE ACCUMULATION AS WELL. THE PRECIPITATION WILL CHANGE TO RAIN WEDNESDAY MORNING. IT WILL ALSO BECOME WINDY AHEAD OF THE STORM WEDNESDAY MORNING...BUT THE STRONGEST WINDS CAN BE EXPECTED IN THE WAKE OF THE STORM WEDNESDAY NIGHT AND THURSDAY. AS MUCH COLDER AIR FLOODS ACROSS THE LOWER LAKES BEHIND THE DEPARTING STORM WEDNESDAY NIGHT AND THURSDAY...SIGNIFICANT LAKE EFFECT SNOWS WILL DEVELOP. WHILE THE STRONG WINDS MAY INITIALLY PREVENT THE LAKE SNOWS FROM BECOMING TOO FOCUSED OVER ANY ONE AREA...WINDS OF AT LEAST 25 TO 40 MPH WITH GUSTS TO 60 MPH WILL PRODUCE NEAR BLIZZARD CONDITIONS AT TIMES DUE TO GREATLY REDUCED VISIBILITIES. THE LAKE SNOWS WILL LIKELY DEVELOP OVER THE BUFFALO METRO AREA WEDNESDAY EVENING BEFORE THEY SETTLE TO THE SOUTH ACROSS THE MORE TRADITIONAL LAKE SNOW BELTS. THE STRONG WINDS COULD CREATE SCATTERED POWER OUTAGES ALONG WITH DOWNED TREE LIMBS. THE LAKE SNOWS WILL CONTINUE THROUGH MUCH OF THE END OF THE WEEK. .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 NYZ007-008-092345- JEFFERSON-LEWIS- 631 PM EST TUE DEC 8 2009 ...WINTER WEATHER ADVISORY IN EFFECT FROM 3 AM TO NOON EST WEDNESDAY... ...HIGH WIND WARNING IN EFFECT FROM 9 AM WEDNESDAY TO 7 PM EST THURSDAY... ...WINTER STORM WATCH IN EFFECT FROM LATE WEDNESDAY NIGHT THROUGH FRIDAY EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL NEW YORK. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. HIGH WIND WARNING. WINTER STORM WATCH. DEEP LOW PRESSURE WILL MOVE OUT OF THE CENTRAL PLAINS TO NEAR CHICAGO WEDNESDAY MORNING...THEN IT WILL FURTHER STRENGTHEN WEDNESDAY AND WEDNESDAY NIGHT AS IT LIFTS ACROSS MICHIGAN AND THE CENTRAL GREAT LAKES TO WESTERN QUEBEC. THIS POWERFUL EARLY WINTER STORM SYSTEM WILL BRING SEVERAL ROUNDS OF POTENTIALLY SIGNIFICANT WEATHER TO THE REGION IN THE PROCESS. SNOW WILL BREAK OUT ACROSS THE REGION IN ADVANCE OF THE STORM LATE TONIGHT AND WEDNESDAY MORNING. AN INCH OR TWO IS EXPECTED BY WEDNESDAY MORNING WITH ANOTHER 2 TO 4 INCHES WEDNESDAY BEFORE CHANGING TO SLEET AND FREEZING RAIN AND THEN TO RAIN BY MIDDAY. IT WILL ALSO BECOME WINDY AHEAD OF THE STORM WEDNESDAY...BUT THE STRONGEST WINDS CAN BE EXPECTED IN THE WAKE OF THE STORM WEDNESDAY NIGHT AND THURSDAY. SNOW AND RAIN WEDNESDAY NIGHT WILL CHANGE TO SNOW OVERNIGHT. AS MUCH COLDER AIR FLOODS ACROSS THE LOWER LAKES BEHIND THE DEPARTING STORM WEDNESDAY NIGHT AND THURSDAY...SIGNIFICANT LAKE EFFECT SNOWS WILL DEVELOP. WHILE THE STRONG WINDS MAY INITIALLY PREVENT THE LAKE SNOWS FROM BECOMING TOO FOCUSED OVER ANY ONE AREA...WINDS OF AT LEAST 25 TO 40 MPH WITH GUSTS OF 55 TO 60 MPH WILL LIKELY PRODUCE NEAR BLIZZARD CONDITIONS AT TIMES DUE TO GREATLY REDUCED VISIBILITIES. THE LAKE SNOWS WILL LIKELY DEVELOP NEAR THE WATERTOWN METRO AREA WEDNESDAY EVENING BEFORE THEY SETTLE TO THE SOUTH TO THE TUG HILL REGION. THE COMBINATION OF THE LAKE SNOWS AND STRONG WINDS WILL LIKELY LEAD TO A HAZARDOUS THURSDAY MORNING COMMUTE...WITH POTENTIALLY SIGNIFICANT LAKE EFFECT SNOWS THEN CONTINUING INTO THE END OF THE WEEK. THE GREATEST POTENTIAL FOR SIGNIFICANT LAKE SNOW ACCUMULATIONS WILL COME OVER OSWEGO COUNTY AND THE TUG HILL REGION. .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 NYZ006-092345- OSWEGO- 631 PM EST TUE DEC 8 2009 ...WINTER WEATHER ADVISORY IN EFFECT FROM 3 AM TO NOON EST WEDNESDAY... ...HIGH WIND WARNING IN EFFECT FROM 5 PM WEDNESDAY TO 7 PM EST THURSDAY... ...WINTER STORM WATCH IN EFFECT FROM LATE WEDNESDAY NIGHT THROUGH FRIDAY EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL NEW YORK. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. WINTER WEATHER ADVISORY. HIGH WIND WARNING. WINTER STORM WATCH. DEEP LOW PRESSURE WILL MOVE OUT OF THE CENTRAL PLAINS TO NEAR CHICAGO WEDNESDAY MORNING...THEN IT WILL FURTHER STRENGTHEN WEDNESDAY AND WEDNESDAY NIGHT AS IT LIFT ACROSS MICHIGAN AND THE CENTRAL GREAT LAKES TO WESTERN QUEBEC. THIS POWERFUL EARLY WINTER STORM SYSTEM WILL BRING SEVERAL ROUNDS OF POTENTIALLY SIGNIFICANT WEATHER TO THE REGION IN THE PROCESS. SNOW WILL BREAK OUT ACROSS THE REGION IN ADVANCE OF THE STORM LATE TONIGHT WITH 2 TO 3 INCHES BY MORNING. SNOW...SLEET AND FREEZING RAIN WILL CHANGE TO RAIN IN THE MORNING WITH ANOTHER INCH OR TWO ACCUMULATION ALONG WITH SOME ICE ACCUMULATION. IT WILL ALSO BECOME WINDY AHEAD OF THE STORM WEDNESDAY...BUT THE STRONGEST WINDS CAN BE EXPECTED IN THE WAKE OF THE STORM WEDNESDAY NIGHT AND THURSDAY. AS MUCH COLDER AIR FLOODS ACROSS THE LOWER LAKES BEHIND THE DEPARTING STORM LATER WEDNESDAY NIGHT AND THURSDAY...SIGNIFICANT LAKE EFFECT SNOWS WILL DEVELOP LATE WEDNESDAY NIGHT AND CONTINUE THROUGH FRIDAY. WHILE THE STRONG WINDS MAY INITIALLY PREVENT THE LAKE SNOWS FROM BECOMING TOO FOCUSED OVER ANY ONE AREA...WINDS OF AT LEAST 25 TO 40 MPH WITH GUSTS TO 60 MPH WILL LIKELY PRODUCE NEAR BLIZZARD CONDITIONS AT TIMES DUE TO GREATLY REDUCED VISIBILITIES. THE LAKE SNOWS WILL LIKELY DEVELOP NEAR THE WATERTOWN METRO AREA WEDNESDAY EVENING BEFORE THEY SETTLE TO THE SOUTH TO THE TUG HILL REGION ON THURSDAY. THE COMBINATION OF THE LAKE SNOWS AND STRONG WINDS WILL LIKELY LEAD TO A HAZARDOUS THURSDAY MORNING COMMUTE...WITH POTENTIALLY SIGNIFICANT LAKE EFFECT SNOWS THEN CONTINUING INTO THE END OF THE WEEK. THE GREATEST POTENTIAL FOR SIGNIFICANT LAKE SNOW ACCUMULATIONS WILL COME OVER OSWEGO COUNTY AND THE TUG HILL REGION. .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 SLZ022-024-092345- SAINT LAWRENCE RIVER FROM CAPE VINCENT TO OGDENSBURG- SAINT LAWRENCE RIVER FROM OGDENSBURG TO SAINT REGIS- 631 PM EST TUE DEC 8 2009 ...GALE WARNING IN EFFECT FROM 1 AM TO 7 PM EST THURSDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NEW YORK WATERS OF THE SAINT LAWRENCE RIVER. .DAY ONE...TONIGHT. THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. GALE WARNING. GALE FORCE WINDS WILL DEVELOP EARLY THURSDAY MORNING AS A POWERFUL EARLY WINTER STORM WILL LIFTS ACROSS THE CENTRAL GREAT LAKES TO WESTERN QUEBEC. .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 LEZ020-040-041-092345- UPPER NIAGARA RIVER AND BUFFALO HARBOR- LAKE ERIE NEARSHORE WATERS FROM RIPLEY TO DUNKIRK- LAKE ERIE NEARSHORE WATERS FROM DUNKIRK TO BUFFALO- 631 PM EST TUE DEC 8 2009 ...STORM WARNING IN EFFECT FROM 2 PM WEDNESDAY TO 7 PM EST THURSDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE ERIE. .DAY ONE...TONIGHT. THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. STORM WARNING. STORM FORCE WINDS WILL DEVELOP ACROSS LAKE ERIE AND THE UPPER NIAGARA RIVER AND BUFFALO HARBOR WEDNESDAY AFTERNOON AND CONTINUE THROUGH THURSDAY. STORM FORCE WINDS ARE EVEN POSSIBLE LATE WEDNESDAY NIGHT AND THURSDAY AS A POWERFUL EARLY WINTER STORM WILL LIFT ACROSS THE CENTRAL GREAT LAKES TO WESTERN QUEBEC. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. THIS PRODUCT...ALONG WITH OTHER WATCHES...WARNINGS...ADVISORIES... AND STATEMENTS ISSUED BY THE NATIONAL WEATHER SERVICE OFFICE IN BUFFALO CAN BE FOUND ON THE INTERNET AT HTTP://WWW.WEATHER.GOV/BUF LOZ042>045-062>065-092345- 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- 631 PM EST TUE DEC 8 2009 ...GALE WARNING IN EFFECT FROM 7 PM WEDNESDAY TO 7 PM EST THURSDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NEW YORK WATERS OF LAKE ONTARIO. .DAY ONE...TONIGHT. THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. GALE WARNING. GALE FORCE WINDS WILL DEVELOP ACROSS THE LAKE WEDNESDAY NIGHT...WITH STORM FORCE WINDS POSSIBLE LATE WEDNESDAY NIGHT AND THURSDAY AS A POWERFUL EARLY WINTER STORM WILL LIFT ACROSS THE CENTRAL GREAT LAKES TO WESTERN QUEBEC. .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, Dec 8, 11:46 PM EST, 3 hours 1 minute before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BUFFALO NY 1146 PM EST TUE DEC 8 2009 NYZ001-002-010-011-090700- NIAGARA-ORLEANS-NORTHERN ERIE-GENESEE- INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...BUFFALO... BATAVIA 1146 PM EST TUE DEC 8 2009 SNOW WILL GRADUALLY SPREAD NORTHWARD ACROSS THE REGION REACHING THE LAKE ONTARIO SHORE BY 1 AM. THE SNOW MAY BE MIXED WITH SLEET IN SOME SPOTS AND PICK UP IN INTENSITY THROUGH 2 AM WITH UNTREATED ROADS GRADUALLY BECOMING SNOW COVERED. NYZ012-019>021-085-090700- WYOMING-CHAUTAUQUA-CATTARAUGUS-ALLEGANY-SOUTHERN ERIE- INCLUDING THE CITIES OF...WARSAW...JAMESTOWN...OLEAN... WELLSVILLE...ORCHARD PARK...SPRINGVILLE 1146 PM EST TUE DEC 8 2009 SNOW WILL CONTINUE ACROSS THE REGION WITH A HALF TO AN INCH IN AN HOUR. THE SNOW MAY BE MIXED WITH SLEET IN SOME AREAS. UNTREATED ROADS WILL BE SNOW COVERED AND SLIPPERY. SOUTHEAST WINDS OF 10 TO 20 MPH WITH GUSTS TO 30 MPH WILL CREATE POOR VISIBILITIES AT TIMES IN BLOWING AND DRIFTING SNOW. MOTORISTS SHOULD ALLOW EXTRA TIME TO REACH THEIR DESTINATIONS. JJP
Special weather statement, Dec 9, 2:23 AM EST, 24 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BUFFALO NY 223 AM EST WED DEC 9 2009 NYZ001-002-010-011-090930- NIAGARA-ORLEANS-NORTHERN ERIE-GENESEE- INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...BUFFALO... BATAVIA 223 AM EST WED DEC 9 2009 ...SLIPPERY DRIVING CONDITIONS OVERNIGHT... A MIX OF SNOW AND SLEET WAS FALLING ACROSS THE REGION AS OF 2 AM. THIS PRECIPITATION WILL CONTINUE AT VARYING RATES THROUGH ABOUT 4 AM...THEN BEGIN TO CHANGE TO SLEET AND EVENTUALLY RAIN BY DAYBREAK. LOOK FOR 1 TO 2 INCHES TO ACCUMULATE...ENOUGH TO MAKE UNTREATED ROADS VERY SLICK. EXERCISE CAUTION IF YOU MUST TRAVEL IN THE PREDAWN HOURS. NYZ012-019>021-085-090930- WYOMING-CHAUTAUQUA-CATTARAUGUS-ALLEGANY-SOUTHERN ERIE- INCLUDING THE CITIES OF...WARSAW...JAMESTOWN...OLEAN... WELLSVILLE...ORCHARD PARK...SPRINGVILLE 223 AM EST WED DEC 9 2009 ...SLIPPERY DRIVING CONDITIONS OVERNIGHT... SNOW AND SLEET CONTINUE TO FALL ACROSS THE REGION AS OF 2 AM. THE PRECIPITATION WAS MOSTLY RAIN ALONG THE LAKE ERIE SHORE AND WILL REMAIN SO. ELSEWHERE...THE SNOW AND SLEET WILL GRADUALLY TRANSITION OVER TO FREEZING RAIN AND RAIN BY 5 AM. LOOK FOR 1 TO 2 INCHES TO ACCUMULATE...ENOUGH TO MAKE UNTREATED ROADS VERY SLICK. EXERCISE CAUTION IF YOU MUST TRAVEL IN THE PREDAWN HOURS. NYZ003-004-013-014-090930- MONROE-WAYNE-LIVINGSTON-ONTARIO- INCLUDING THE CITIES OF...ROCHESTER...NEWARK...GENESEO... CANANDAIGUA 223 AM EST WED DEC 9 2009 ...SLIPPERY DRIVING CONDITIONS OVERNIGHT... SNOW CONTINUED TO FALL ACROSS THE REGION AS OF 2 AM. IT WILL CONTINUE...MODERATE AT TIMES...THROUGH AT LEAST 4 AM...THEN BEGIN TO MIX WITH SLEET. LOOK FOR 2 TO 3 INCHES TO ACCUMULATE BY 4 AM...ENOUGH TO MAKE UNTREATED ROADS VERY SLICK. EXERCISE CAUTION IF YOU MUST TRAVEL IN THE PREDAWN HOURS. SFM
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 9, 1:21 PM EST | Severe Thunderstorm Warning | BUF | Cattaraugus, Chautauqua, Erie | 54 min |
| Dec 9, 1:51 PM EST | Severe Thunderstorm Warning | BUF | Cattaraugus | 29 min |
| Dec 9, 3:49 PM EST | Lake Effect Snow Warning | BUF | Cattaraugus, Chautauqua, Erie, Genesee, Jefferson, Lewis and 4 more | 66 hr |
| Dec 9, 3:49 PM EST | Lake Effect Snow Advisory | BUF | Livingston, Monroe, Niagara, Ontario, Orleans | 37 hr |
Nearby
Lakeshore Flood Warnings in New York, 2009Every lakeshore flood warning in 2009
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.