Alert archive / New York / Flash Flood Warnings in 2021

Flash Flood Warning 81, NWS Binghamton, NY

October 29, 2021Schuyler County, Steuben County, Yates County, New York

NWS Binghamton, NY issued this flash flood warning at Oct 29, 2021, 9:47 PM EDT for Schuyler County, Steuben County, Yates County, New York. It was in force for 3 hr. 10 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
Oct 29, 2021, 9:47 PM EDT (01:47 UTC)
Expired
Oct 30, 2021, 12:45 AM EDT
In force
3 hr
Issued by
NWS Binghamton, NY
Area
Storm-based polygon
Flood severity
None

Counties Schuyler County, NY, Steuben County, NY, Yates County, NY

What was reported inside it

TimeReportWhereRemark
Oct 29, 9:50 PM EDTHEAVY RAIN 1.681 N Bath, NY
Oct 29, 10:17 PM EDTFLASH FLOOD2 Wsw Wayne, NYCULVERT OVERWHELMED WITH WATER FLOWING OVER ROAD AT COUNTY ROAD 87 AND PLAISTED ROAD INTERSECTION.
Oct 29, 10:30 PM EDTFLASH FLOOD1 Ese Hammondsport, NYWATER FLOWING OVER ROAD WITH CLOSURE OF COUNTY ROUTE 87 AT STATE ROUTE 54. TOWN OF URBANA.
Oct 29, 10:45 PM EDTFLASH FLOOD1 Sse Tyrone, NYWATER OVER STATE ROUTE 226 IN MULTIPLE LOCATIONS, INCLUDING SOME DEBRIS AND WASHOUTS.
Oct 29, 10:52 PM EDTFLASH FLOOD1 Ese Urbana, NYWATER FLOWING OVER ROADWAY IN MULTIPLE LOCATIONS NEAR GROVE SPRINGS ROAD AND ROSE ROAD. TOWN OF WAYNE.
Oct 29, 10:52 PM EDTFLASH FLOOD2 Sse Urbana, NYWATER RUNNING INTO HOUSE ALONG CORYELL ROAD. TOWN OF WAYNE.
Oct 29, 11:00 PM EDTHEAVY RAIN 2.051 N Bath, NY
Oct 29, 11:15 PM EDTFLASH FLOODPrattsburg, NYHIGH WATER IMPACTING A FEW TRAILERS AT WHITMORE PARK, INCLUDING SOME DAMAGE TO TRAILER SKIRTING.
Oct 29, 11:15 PM EDTHEAVY RAIN 2.04Avoca, NY
Oct 29, 11:27 PM EDTFLASH FLOOD3 E Bath, NYWATER FLOWING OVER FREEMAN HOLLOW ROAD AT HUTCHES ROAD.

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

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 1.8 hours before the alert went out and 122 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Buffalo Intl Airport, NY at 00:00Z on 2021-10-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Buffalo Intl Airport, NY at 00:00Z on 2021-10-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 473 square meters per square second.1939587897Sfc1 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
599 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
473 m²/s²
0-3 km storm-relative helicity
512 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

335 
WGUS51 KBGM 300147
FFWBGM
NYC097-101-123-300445-
/O.NEW.KBGM.FF.W.0081.211030T0147Z-211030T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Binghamton NY
947 PM EDT Fri Oct 29 2021

The National Weather Service in Binghamton has issued a

* Flash Flood Warning for...
  Western Schuyler County in central New York...
  Northeastern Steuben County in central New York...
  Yates County in central New York...

* Until 1245 AM EDT.

* At 947 PM EDT, gauge reports indicated heavy rain falling across 
  the warned area. Between 1 and 1.5 inches of rain have fallen. 
  Additional rainfall amounts up to 1 inch are possible in the 
  warned area. Flash flooding is ongoing or expected to begin 
  shortly.

  HAZARD...Flash flooding caused by heavy rain.

  SOURCE...Law enforcement has reported several roads closed due
           to flooding.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Penn Yan, Bath, Benton, Urbana, Potter, Tyrone, Middlesex, Howard, 
  Pulteney, Italy, Avoca, Cohocton, Savona, Rushville, Hammondsport, 
  Prattsburg, Rheims, Branchport, Guyanoga and Kanona.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to higher ground now. Act quickly to protect your life.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

Please report observed flooding to local emergency services or law 
enforcement and request they pass this information to the National 
Weather Service when you can do so safely.

&&

LAT...LON 4258 7737 4267 7737 4267 7736 4272 7735
      4276 7731 4276 7706 4229 7696 4227 7697
      4230 7755 4258 7754

FLASH FLOOD...GAUGE INDICATED

$$

MWG
1 follow-up statement
242 
WGUS71 KBGM 300420
FFSBGM

Flash Flood Statement
National Weather Service Binghamton NY
1220 AM EDT Sat Oct 30 2021

NYC097-101-123-300445-
/O.CON.KBGM.FF.W.0081.000000T0000Z-211030T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Schuyler NY-Steuben NY-Yates NY-
1220 AM EDT Sat Oct 30 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1245 AM EDT EARLY 
THIS MORNING FOR WESTERN SCHUYLER, NORTHEASTERN STEUBEN AND YATES 
COUNTIES...

At 1220 AM EDT, Emergency management reported continued impacts from 
heavy rain including water over several roadways. Between 1 and 2 
inches of rain have fallen. Flash flooding is already occurring.

HAZARD...Flash flooding caused by heavy rain.

SOURCE...Emergency management and automated gauges.

IMPACT...Flash flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other poor
         drainage and low-lying areas.

Some locations that will experience flash flooding include...
  Penn Yan, Bath, Benton, Urbana, Potter, Tyrone, Middlesex, Howard, 
  Pulteney, Italy, Avoca, Cohocton, Savona, Rushville, Hammondsport, 
  Prattsburg, Rheims, Branchport, Guyanoga and Kanona.

The heavy rain is over, but responses to that rain continue, 
including high water levels in creeks and streams.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to higher ground now. Act quickly to protect your life.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

Please report observed flooding to local emergency services or law 
enforcement and request they pass this information to the National 
Weather Service when you can do so safely.

&&

LAT...LON 4258 7737 4267 7737 4267 7736 4272 7735
      4276 7731 4276 7706 4229 7696 4227 7697
      4230 7755 4258 7754

FLASH FLOOD...OBSERVED

$$

MDP

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 29, 8:09 PM EDTAreal Flood AdvisoryBGMChemung, Schuyler, Steuben4 hr
Oct 29, 9:28 PM EDTAreal Flood AdvisoryBGMChemung, Tioga4 hr
Oct 29, 10:04 PM EDTAreal Flood AdvisoryBGMSchuyler, Seneca, Tompkins4 hr
Oct 29, 10:45 PM EDTFlash Flood WarningBGMSteuben3 hr
Oct 29, 11:00 PM EDTAreal Flood AdvisoryBGMCayuga, Cortland, Onondaga, Seneca, Tompkins3 hr
Oct 30, 12:48 AM EDTAreal Flood WarningBGMSchuyler, Steuben, Yates6 hr
Oct 30, 3:43 AM EDTRiver Flood WarningBGMChemung29 hr
Oct 30, 3:45 AM EDTRiver Flood WarningBGMChemung23 hr
Oct 30, 6:30 AM EDTRiver Flood WarningBGMSteuben11 hr
Oct 30, 6:39 AM EDTAreal Flood WarningBGMYates3 hr
Oct 30, 9:20 AM EDTAreal Flood AdvisoryBGMSteuben, Yates5 hr

Nearby

Flash Flood Warnings in New York, 2021Every flash flood warning in 2021

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.