Alert archive / New York / Flash Flood Warnings in 2011

Flash Flood Warning 9, NWS Binghamton, NY

March 11, 2011Cortland County, New York

NWS Binghamton, NY issued this flash flood warning at Mar 11, 2011, 7:56 AM EST for Cortland County, New York. It was in force for 5 hr. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Mar 11, 2011, 7:56 AM EST (12:56 UTC)
Expired
Mar 11, 2011, 1:04 PM EST
In force
5 hr
Issued by
NWS Binghamton, NY
Area
Storm-based polygon
Flood severity
None

County Cortland County, NY

The radar

The Binghamton radar (KBGM), 42 km from the middle of the area, began a volume at 12:54 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.

What was reported inside it

TimeReportWhereRemark
Mar 11, 8:00 AM ESTFLASH FLOODCortland, NYTWO FEET OF WATER FLOWING ON ONE STREET IN CORTLAND. OVER A DOZEN ROADS FLOODED IN AND AROUND CORTLAND.
Mar 11, 9:19 AM ESTFLASH FLOODPreble, NYINTERSTATE 81 NORTHBOUND AT EXIT 13 NEAR PREBLE IS CLOSED DUE TO FLOODING.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 0.9 hours before the alert went out and 183 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, Albany, NY at 12:00Z on 2011-03-11Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 12:00Z on 2011-03-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 88 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
491 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
88 m²/s²
0-3 km storm-relative helicity
319 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.

575 
WGUS51 KBGM 111256
FFWBGM
NYC023-111845-
/O.NEW.KBGM.FF.W.0009.110311T1256Z-110311T1845Z/
/00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BINGHAMTON NY
756 AM EST FRI MAR 11 2011

THE NATIONAL WEATHER SERVICE IN BINGHAMTON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CORTLAND COUNTY IN CENTRAL NEW YORK...

* UNTIL 145 PM EST. 

* AT 750 AM EST...COUNTY EMERGENCY MANAGEMENT OFFICIALS REPORTED     
  MORE THAN A DOZEN ROADS THROUGH OUT THE COUNTY FLOODED DUE   
  TO EXCESSIVE RUNOFF FROM LAST NIGHTS RAIN AND SNOWMELT. THE
  CITY OF CORTLAND HAD ONE ROAD WITH TWO FEET OF WATER FLOWING   
  THROUGH IT.  

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  CINCINNATUS...CORTLAND...HOMER...MARATHON...PREBLE AND TRUXTON.

SIGNIFICANT FLOODING OF STREAMS...CREEKS...URBAN...AND POOR DRAINAGE 
AREAS IS OCCURRING IN AND AROUND THE ABOVE MENTIONED LOCATIONS. THE 
HEAVY RAINS HAVE ENDED BUT RUNOFF CONTINUES TO CAUSE PROBLEMS IN 
CORTLAND COUNTY. 

WHEN YOU CAN DO SO SAFELY...PLEASE REPORT FLOODING TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE AT 1-877-633-6772...OR BY EMAIL
AT BGM.STORMREPORT@NOAA.GOV.

FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM...
EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER
GROUND.

LAT...LON 4242 7587 4240 7625 4242 7626 4278 7627
      4279 7599 4279 7589

$$


DJN
3 follow-up statements
274 
WGUS71 KBGM 111417
FFSBGM

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BINGHAMTON NY
917 AM EST FRI MAR 11 2011

NYC023-111845-
/O.CON.KBGM.FF.W.0009.000000T0000Z-110311T1845Z/
/00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CORTLAND NY-
917 AM EST FRI MAR 11 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 145 PM EST FOR
CORTLAND COUNTY...

AT 907 AM EST...REPORTS HAVE BEEN RECEIVED AT THE NATIONAL WEATHER 
SERVICE THAT NORTHBOUND INTERSTATE 81 AT EXIT 13 IS CLOSED DUE TO 
FLOODING IN THE LOW-LYING AREAS NEAR PREBLE. 

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  CINCINNATUS...CORTLAND...HOMER...MARATHON...PREBLE AND TRUXTON.

RUNOFF FROM SNOWMELT AND LAST NIGHTS RAIN CONTINUE TO CAUSE 
SIGNIFICANT FLOODING IN CORTLAND COUNTY. MANY ROADS ARE CLOSED IN 
THE COUNTY DUE TO FLOODING. THE HEAVY RAINS HAVE ENDED AND COLDER 
AIR WORKING INTO THE REGION IS SLOWING DOWN RUNOFF FROM SNOWMELT. 
EXPECT FLOOD PROBLEMS TO CONTINUE IN MANY PARTS OF CORTLAND COUNTY 
UNTIL EARLY AFTERNOON. 

WHEN YOU CAN DO SO SAFELY...PLEASE REPORT FLOODING TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE AT 1-877-633-6772...OR BY EMAIL
AT BGM.STORMREPORT@NOAA.GOV.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM...
EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER
GROUND.

&&

LAT...LON 4242 7587 4240 7625 4242 7626 4278 7627
      4279 7599 4279 7589

$$


DJN
037 
WGUS71 KBGM 111456
FFSBGM

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BINGHAMTON NY
956 AM EST FRI MAR 11 2011

NYC023-111845-
/O.CON.KBGM.FF.W.0009.000000T0000Z-110311T1845Z/
/00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CORTLAND NY-
956 AM EST FRI MAR 11 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 145 PM EST FOR
CORTLAND COUNTY...

REPORTS HAVE BEEN RECEIVED AT THE NATIONAL WEATHER SERVICE THAT 
NORTHBOUND INTERSTATE 81 AT EXIT 13 IS CLOSED DUE TO FLOODING IN THE 
LOW-LYING AREAS NEAR PREBLE. 

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  CINCINNATUS...CORTLAND...HOMER...MARATHON...PREBLE AND TRUXTON.

RUNOFF FROM SNOWMELT AND LAST NIGHTS RAIN CONTINUE TO CAUSE 
SIGNIFICANT FLOODING IN CORTLAND COUNTY. MANY ROADS ARE CLOSED IN 
THE COUNTY DUE TO FLOODING. THE HEAVY RAINS HAVE ENDED AND COLDER 
AIR WORKING INTO THE REGION IS SLOWING DOWN RUNOFF FROM SNOWMELT. 
EXPECT FLOOD PROBLEMS TO CONTINUE IN MANY PARTS OF CORTLAND COUNTY 
UNTIL EARLY AFTERNOON. 

WHEN YOU CAN DO SO SAFELY...PLEASE REPORT FLOODING TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE AT 1-877-633-6772...OR BY EMAIL
AT BGM.STORMREPORT@NOAA.GOV.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...
DIPS...OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM...
EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER
GROUND.

&&

LAT...LON 4242 7587 4240 7625 4242 7626 4278 7627
      4279 7599 4279 7589

$$


DJN
312 
WGUS71 KBGM 111804
FFSBGM

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BINGHAMTON NY
104 PM EST FRI MAR 11 2011

NYC023-111810-
/O.CAN.KBGM.FF.W.0009.000000T0000Z-110311T1845Z/
/00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CORTLAND NY-
104 PM EST FRI MAR 11 2011

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR CORTLAND COUNTY...

COUNTY EMERGENCY MANAGEMENT HAS REPORTED THAT THE SIGNIFICANT FLOOD 
ISSUES HAVE ABATED AS OF 1 PM IN CORTLAND COUNTY. THERE STILL WERE 
MANY AREAS IN THE COUNTY THAT WERE REPORTING MINOR FLOOD PROBLEMS. 
CAUTION IS ADVISED IF YOU ARE TRAVELING THROUGH OR DRIVING IN 
CORTLAND COUNTY THIS AFTERNOON. WATCH OUT FOR PONDING OF WATER ON 
ROADWAYS.  

WHEN YOU CAN DO SO SAFELY...PLEASE REPORT FLOODING TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE AT 1-877-633-6772...OR BY EMAIL
AT BGM.STORMREPORT@NOAA.GOV.

LAT...LON 4242 7587 4240 7625 4242 7626 4278 7627
      4279 7599 4279 7589

$$

DJN

The office that day

Everything else NWS Binghamton, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 10, 8:30 PM ESTRiver Flood WarningBGMDelaware40 hr
Mar 10, 8:58 PM ESTRiver Flood WarningBGMBroome3 days
Mar 10, 8:58 PM ESTRiver Flood WarningBGMBroome42 hr
Mar 10, 8:58 PM ESTRiver Flood WarningBGMBroome, Tioga3 days
Mar 10, 8:58 PM ESTRiver Flood WarningBGMTioga4 days
Mar 10, 8:58 PM ESTRiver Flood WarningBGMChenango57 hr
Mar 10, 8:58 PM ESTRiver Flood WarningBGMCortland64 hr
Mar 10, 9:44 PM ESTFlash Flood WarningBGMSteuben6 hr
Mar 11, 12:30 AM ESTAreal Flood AdvisoryBGMBroome, Chenango, Cortland, Delaware, Madison, Oneida and 3 more6 hr
Mar 11, 2:05 AM ESTRiver Flood WarningBGMDelaware, Sullivan19 hr
Mar 11, 2:10 AM ESTFlash Flood WarningBGMDelaware, Sullivan5 hr
Mar 11, 4:58 AM ESTRiver Flood WarningBGMDelaware, Otsego29 hr
Mar 11, 4:58 AM ESTRiver Flood WarningBGMBroome5 hr
Mar 11, 4:58 AM ESTRiver Flood WarningBGMChenango, Delaware49 hr
Mar 11, 4:58 AM ESTRiver Flood WarningBGMChemung11 hr
Mar 11, 4:58 AM ESTRiver Flood WarningBGMChenango, Otsego5 hr
Mar 11, 4:58 AM ESTRiver Flood WarningBGMDelaware29 hr
Mar 11, 4:58 AM ESTRiver Flood WarningBGMOnondaga3 days
Mar 11, 5:24 AM ESTRiver Flood WarningBGMChenango51 hr
Mar 11, 5:24 AM ESTRiver Flood WarningBGMBroome46 hr
Mar 11, 7:55 AM ESTRiver Flood WarningBGMDelaware8 hr
Mar 11, 8:19 AM ESTAreal Flood WarningBGMDelaware6 hr
Mar 11, 2:18 PM ESTAreal Flood WarningBGMDelaware6 hr
Mar 11, 3:35 PM ESTRiver Flood WarningBGMMadison, Oneida7 hr
Mar 11, 3:42 PM ESTRiver Flood WarningBGMSullivan15 hr
Mar 11, 3:42 PM ESTRiver Flood WarningBGMSullivan15 hr

Nearby

Flash Flood Warnings in New York, 2011Every flash flood warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.