Alert archive / New York / Flood Watches in 2011
Flood Watch 6, NWS Buffalo, NY
NWS Buffalo, NY issued this flood watch at Apr 3, 2011, 3:55 PM EDT for 16 counties in New York. It took effect at Apr 4, 2011, 1:00 PM EDT. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Apr 3, 2011, 3:55 PM EDT (19:55 UTC)
- In effect from
- Apr 4, 2011, 1:00 PM EDT
- Expired
- Apr 4, 2011, 10:03 PM EDT
- In force
- 9 hr
- Issued by
- NWS Buffalo, NY
- Flood severity
- None
Counties Allegany County, NY, Cattaraugus County, NY, Cayuga County, NY, Chautauqua County, NY, Erie County, NY, Genesee County, NY, Jefferson County, NY, Lewis County, NY, Livingston County, NY, Monroe County, NY, Niagara County, NY, Ontario County, NY, Orleans County, NY, Oswego County, NY, Wayne County, NY, Wyoming County, NY
The radar
The Buffalo radar (KBUF), 90 km from the middle of the area, began a volume at 19:54 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, 7.9 hours before the alert went out and 87 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
- 939 m above ground
- 0-6 km bulk shear
- 114 kt
- 0-1 km storm-relative helicity
- 77 m²/s²
- 0-3 km storm-relative helicity
- 137 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
530 WGUS61 KBUF 031955 FFABUF URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE BUFFALO NY 355 PM EDT SUN APR 3 2011 ...HEAVY RAIN MAY PRODUCE FLOODING CONDITIONS ... .A WARM FRONT LIFTING ACROSS THE REGION TONIGHT AND MONDAY WILL PRODUCE A ROUND OF RAIN WITH THE POSSIBILITY OF HEAVY RAIN IN THUNDERSTORMS. RAINFALL OVERNIGHT AND EARLY MONDAY MAY PRODUCE AROUND AN INCH ALONG THE LAKE ONTARIO SHORELINE COUNTIES TO THE NORTH COUNTRY WITH A HALF TO THREE QUARTERS OF AN INCH FOR THE REST OF THE REGION. ANOTHER ROUND OF RAIN ASSOCIATED WITH A STRONG COLD FRONT WILL BRING AN ADDITIONAL INCH OF RAIN TO THE SOUTHERN TIER AND THE BLACK RIVER VALLEY EAST OF LAKE ONTARIO. THE COMBINED TOTAL FROM THE TWO RAIN EVENT WILL RANGE FROM AN INCH AND A HALF TO TWO INCHES FOR MUCH OF WESTERN AND NORTHERN NEW YORK AND MAY FORCE THE WATER LEVELS IN THE WATERWAYS TO RISE TO OR EXCEED FLOOD STAGE. MUCH WARMER TEMPERATURES ON MONDAY THROUGH MONDAY EVENING WILL MELT ANY REMAINING SNOW PACK IN THE HILLS OF THE SOUTHERN TIER...AND MUCH MORE SUBSTANTIAL SNOWPACK ON THE TUG HILL MAY ADD MORE THAN AN INCH OF SNOW MELT RUNOFF TO THE ALREADY HIGH RAINFALL AMOUNTS. NYZ001>008-010>014-019>021-085-040400- /O.NEW.KBUF.FA.A.0006.110404T1700Z-110405T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON- LEWIS-NORTHERN ERIE-GENESEE-WYOMING-LIVINGSTON-ONTARIO-CHAUTAUQUA- CATTARAUGUS-ALLEGANY-SOUTHERN ERIE- INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER... NEWARK...FAIR HAVEN...OSWEGO...WATERTOWN...LOWVILLE...BUFFALO... BATAVIA...WARSAW...GENESEO...CANANDAIGUA...JAMESTOWN...OLEAN... WELLSVILLE...ORCHARD PARK...SPRINGVILLE 355 PM EDT SUN APR 3 2011 ...FLOOD WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH TUESDAY MORNING... THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A * FLOOD WATCH FOR PORTIONS OF CENTRAL AND WESTERN NEW YORK... INCLUDING THE FOLLOWING COUNTIES...IN CENTRAL NEW YORK... JEFFERSON...LEWIS...NORTHERN CAYUGA AND OSWEGO. IN WESTERN NEW YORK...ALLEGANY...CATTARAUGUS...CHAUTAUQUA...GENESEE... LIVINGSTON...MONROE...NIAGARA...NORTHERN ERIE...ONTARIO... ORLEANS...SOUTHERN ERIE...WAYNE AND WYOMING. * FROM MONDAY AFTERNOON THROUGH TUESDAY MORNING * RAINFALL TOTALS OF ONE AND A HALF TO TWO INCHES WITH SOME ADDITIONAL RUNOFF FROM SNOW MELT. * EXPECT RAPID RISES IN THE SMALLER CREEKS AND STREAMS WITH SOME MINOR FLOODING POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. STAY TUNED TO WEATHER RADIO OR OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES && $$
4 follow-up statements
296 WGUS61 KBUF 040855 FFABUF FLOOD WATCH NATIONAL WEATHER SERVICE BUFFALO NY 455 AM EDT MON APR 4 2011 ...HEAVY RAIN MAY PRODUCE FLOODING CONDITIONS ... .A WARM FRONT LIFTING ACROSS THE REGION THIS MORNING WILL PRODUCE A ROUND OF SHOWERS AND THE POSSIBILITY OF HEAVY RAIN IN THUNDERSTORMS. ANOTHER ROUND OF SHOWERS AND THUNDERSTORMS IS POSSIBLE LATER TODAY AND TONIGHT AS A STRONG COLD FRONT CROSSES THE AREA. THE COMBINED TOTAL FROM THE TWO RAIN EVENTS WILL RANGE FROM 1.0 TO 1.5 INCHES...WITH HIGHER AMOUNTS POSSIBLE WHERE THUNDERSTORMS DEVELOP. THIS RAINFALL MAY FORCE THE WATER LEVELS IN AREA RIVER AND CREEKS TO RISE TO OR EXCEED FLOOD STAGE. MUCH WARMER TEMPERATURES TODAY WILL ALSO MELT ANY REMAINING SNOW PACK IN THE HILLS OF THE SOUTHERN TIER...AND MUCH MORE SUBSTANTIAL SNOWPACK ON THE TUG HILL MAY ADD MORE THAN AN INCH OF SNOW MELT RUNOFF TO THE ALREADY HIGH RAINFALL AMOUNTS. NYZ001>008-010>014-019>021-085-041700- /O.CON.KBUF.FA.A.0006.110404T1700Z-110405T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON- LEWIS-NORTHERN ERIE-GENESEE-WYOMING-LIVINGSTON-ONTARIO-CHAUTAUQUA- CATTARAUGUS-ALLEGANY-SOUTHERN ERIE- INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER... NEWARK...FAIR HAVEN...OSWEGO...WATERTOWN...LOWVILLE...BUFFALO... BATAVIA...WARSAW...GENESEO...CANANDAIGUA...JAMESTOWN...OLEAN... WELLSVILLE...ORCHARD PARK...SPRINGVILLE 455 AM EDT MON APR 4 2011 ...FLOOD WATCH REMAINS IN EFFECT FROM 1 PM EDT THIS AFTERNOON THROUGH TUESDAY MORNING... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF CENTRAL AND WESTERN NEW YORK...INCLUDING THE FOLLOWING COUNTIES...IN CENTRAL NEW YORK...JEFFERSON...LEWIS... NORTHERN CAYUGA AND OSWEGO. IN WESTERN NEW YORK...ALLEGANY... CATTARAUGUS...CHAUTAUQUA...GENESEE...LIVINGSTON...MONROE... NIAGARA...NORTHERN ERIE...ONTARIO...ORLEANS...SOUTHERN ERIE... WAYNE AND WYOMING. * FROM 1 PM EDT THIS AFTERNOON THROUGH TUESDAY MORNING * RAINFALL TOTALS OF ONE TO ONE AND A HALF INCHES WITH SOME ADDITIONAL RUNOFF FROM SNOW MELT. * EXPECT RAPID RISES IN THE SMALLER CREEKS AND STREAMS WITH SOME MINOR FLOODING POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. STAY TUNED TO WEATHER RADIO OR OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES && $$
554 WGUS61 KBUF 041409 FFABUF FLOOD WATCH NATIONAL WEATHER SERVICE BUFFALO NY 1009 AM EDT MON APR 4 2011 NYZ001>008-010>014-019>021-085-042215- /O.CON.KBUF.FA.A.0006.110404T1700Z-110405T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON- LEWIS-NORTHERN ERIE-GENESEE-WYOMING-LIVINGSTON-ONTARIO-CHAUTAUQUA- CATTARAUGUS-ALLEGANY-SOUTHERN ERIE- INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER... NEWARK...FAIR HAVEN...OSWEGO...WATERTOWN...LOWVILLE...BUFFALO... BATAVIA...WARSAW...GENESEO...CANANDAIGUA...JAMESTOWN...OLEAN... WELLSVILLE...ORCHARD PARK...SPRINGVILLE 1009 AM EDT MON APR 4 2011 ...FLOOD WATCH REMAINS IN EFFECT THROUGH TUESDAY MORNING... THE FLOOD WATCH CONTINUES FOR * PORTIONS OF CENTRAL AND WESTERN NEW YORK...INCLUDING THE FOLLOWING COUNTIES...IN CENTRAL NEW YORK...JEFFERSON...LEWIS... NORTHERN CAYUGA AND OSWEGO. IN WESTERN NEW YORK...ALLEGANY... CATTARAUGUS...CHAUTAUQUA...GENESEE...LIVINGSTON...MONROE... NIAGARA...NORTHERN ERIE...ONTARIO...ORLEANS...SOUTHERN ERIE... WAYNE AND WYOMING. * THROUGH TUESDAY MORNING * RAINFALL TOTALS OF AROUND ONE INCH WITH LOCALLY HIGHER AMOUNTS DUE TO THUNDERSTORMS. * EXPECT RISES IN THE SMALLER CREEKS AND STREAMS WITH SOME MINOR FLOODING POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. STAY TUNED TO WEATHER RADIO OR OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES && $$ HITCHCOCK
713 WGUS61 KBUF 041936 FFABUF FLOOD WATCH NATIONAL WEATHER SERVICE BUFFALO NY 336 PM EDT MON APR 4 2011 NYZ001>008-010-011-042045- /O.CAN.KBUF.FA.A.0006.000000T0000Z-110405T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NIAGARA-ORLEANS-MONROE-WAYNE-NORTHERN CAYUGA-OSWEGO-JEFFERSON- LEWIS-NORTHERN ERIE-GENESEE- INCLUDING THE CITIES OF...NIAGARA FALLS...MEDINA...ROCHESTER... NEWARK...FAIR HAVEN...OSWEGO...WATERTOWN...LOWVILLE...BUFFALO... BATAVIA 336 PM EDT MON APR 4 2011 ...FLOOD WATCH IS CANCELLED... THE FLOOD WATCH FOR PORTIONS OF CENTRAL AND WESTERN NEW YORK HAS BEEN CANCELLED. THE HEAVIEST RAIN IS NOW EXPECTED TO PASS THROUGH PENNSYLVANIA AND THE SOUTHERN TIER OF NEW YORK. RAINFALL ACROSS THE NIAGARA FRONTIER EAST ACROSS ROCHESTER TO THE EASTERN LAKE ONTARIO REGION IS NOW EXPECTED TO BE AROUND A HALF INCH...WITH A FEW ISOLATED AREAS OF HEAVIER RAINFALL FROM THUNDERSTORMS. THESE RAINFALL AMOUNTS WILL NOT RESULT IN ANY FLOODING. $$ NYZ012>014-019>021-085-050345- /O.CON.KBUF.FA.A.0006.000000T0000Z-110405T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ WYOMING-LIVINGSTON-ONTARIO-CHAUTAUQUA-CATTARAUGUS-ALLEGANY- SOUTHERN ERIE- INCLUDING THE CITIES OF...WARSAW...GENESEO...CANANDAIGUA... JAMESTOWN...OLEAN...WELLSVILLE...ORCHARD PARK...SPRINGVILLE 336 PM EDT MON APR 4 2011 ...FLOOD WATCH REMAINS IN EFFECT THROUGH TUESDAY MORNING... THE FLOOD WATCH CONTINUES FOR * A PORTION OF WESTERN NEW YORK...INCLUDING THE FOLLOWING COUNTIES...ALLEGANY...CATTARAUGUS...CHAUTAUQUA...LIVINGSTON... ONTARIO...SOUTHERN ERIE AND WYOMING. * THROUGH TUESDAY MORNING * RAINFALL TOTALS OF AROUND ONE INCH POSSIBLE WITH LOCALLY HIGHER AMOUNTS IN ANY THUNDERSTORMS. * EXPECT SIGNIFICANT RISES IN SMALLER CREEKS AND STREAMS TONIGHT THROUGH TUESDAY MORNING WITH SOME MINOR FLOODING POSSIBLE. MINOR FLOODING ALSO POSSIBLE IN LOW LYING AND POOR DRAINAGE AREAS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLOOD WATCH MEANS THERE IS A POTENTIAL FOR FLOODING BASED ON CURRENT FORECASTS. YOU SHOULD MONITOR LATER FORECASTS AND BE ALERT FOR POSSIBLE FLOOD WARNINGS. THOSE LIVING IN AREAS PRONE TO FLOODING SHOULD BE PREPARED TO TAKE ACTION SHOULD FLOODING DEVELOP. STAY TUNED TO WEATHER RADIO OR OTHER RADIO AND TV STATIONS FOR FURTHER DETAILS OR UPDATES && $$ HITCHCOCK
936 WGUS61 KBUF 050203 FFABUF FLOOD WATCH NATIONAL WEATHER SERVICE BUFFALO NY 1003 PM EDT MON APR 4 2011 NYZ012>014-019>021-085-050315- /O.CAN.KBUF.FA.A.0006.000000T0000Z-110405T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ WYOMING-LIVINGSTON-ONTARIO-CHAUTAUQUA-CATTARAUGUS-ALLEGANY- SOUTHERN ERIE- INCLUDING THE CITIES OF...WARSAW...GENESEO...CANANDAIGUA... JAMESTOWN...OLEAN...WELLSVILLE...ORCHARD PARK...SPRINGVILLE 1003 PM EDT MON APR 4 2011 ...FLOOD WATCH IS CANCELLED... THE FLOOD WATCH FOR A PORTION OF WESTERN NEW YORK HAS BEEN CANCELLED. RAINFALL AMOUNTS ACROSS THIS AREA DURING THE PAST 24 HOURS HAS GENERALLY RANGED FROM ABOUT THREE QUARTERS OF AN INCH IN SOUTHERN ERIE COUNTY ACROSS THE FINGER LAKES REGION...TO AN INCH AND A HALF NEAR THE PENNSYLVANIA BORDER. WHILE ADDITIONAL SHOWERS OVERNIGHT COULD RESULT IN AN ADDITIONAL TENTH OR TWO OF RAINFALL...THIS WILL NOT BE ENOUGH TO CAUSE ANY HYDROLOGIC ISSUES. $$ RSH
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 3, 4:08 PM EDT | Small Craft Advisory | BUF | 24 hr |
Nearby
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.