Alert archive / New York / Flash Flood Warnings in 2021

Flash Flood Warning 74, NWS Binghamton, NY

October 26, 2021Delaware County, Otsego County, New York

NWS Binghamton, NY issued this flash flood warning at Oct 26, 2021, 11:44 AM EDT for Delaware County, Otsego County, New York. It was in force for 4 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
Oct 26, 2021, 11:44 AM EDT (15:44 UTC)
Expired
Oct 26, 2021, 3:15 PM EDT
In force
4 hr
Issued by
NWS Binghamton, NY
Area
Storm-based polygon
Flood severity
None

Counties Delaware County, NY, Otsego County, NY

The radar

The Albany radar (KENX), 72 km from the middle of the area, began a volume at 15:45 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
Oct 26, 2:45 PM EDTFLASH FLOODMargaretville, NYNUMEROUS ROADS FLOODED.
Oct 26, 3:22 PM EDTFLOOD1 Ene Arkville, NYFLOODING ON NY 28 EASTBOUND ELLIOTT HILLS RD (MIDDLETOWN) TO BRIDGE STREET; NY 30 (ANDES) 1 RIGHT LANE OF 2 LANES BLOCKED BETWEEN CHURCH ST. AND ELLIOTT HILLS RD.

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, 3.7 hours before the alert went out and 93 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 2021-10-26Temperature 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, Albany, NY at 12:00Z on 2021-10-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 344 square meters per square second.19395878Sfc1 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
517 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
344 m²/s²
0-3 km storm-relative helicity
343 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

054 
WGUS51 KBGM 261544
FFWBGM
NYC025-077-261715-
/O.NEW.KBGM.FF.W.0074.211026T1544Z-211026T1715Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Binghamton NY
1144 AM EDT Tue Oct 26 2021

The National Weather Service in Binghamton has issued a

* Flash Flood Warning for...
  Northeastern Delaware County in central New York...
  Otsego County in central New York...

* Until 115 PM EDT.

* At 1144 AM EDT, Moderate to heavy rainfall has occurred this 
  morning with rain gauge reports indicating between 1.5 to 2.5 
  inches of rain so far. Moderate to heavy rainfall will continue 
  into early this afternoon.  Flash flooding is ongoing or expected 
  to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Gauges reported.

  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...
  Oneonta, Walton, Delhi, Cooperstown, Davenport, Roxbury, 
  Worcester, Middlefield, Hartwick, Colchester, Maryland, Edmeston, 
  Meredith, Pittsfield, Springfield, Andes, Richfield Springs, 
  Stamford, Otego and Margaretville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

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

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 4239 7517 4233 7541 4241 7538 4251 7540
      4257 7533 4286 7521 4291 7510 4283 7491
      4290 7488 4283 7465 4263 7463 4252 7471
      4242 7462 4235 7443 4220 7454 4217 7445
      4207 7466 4222 7484 4208 7511

FLASH FLOOD...GAUGE INDICATED

$$

Kistner
2 follow-up statements
382 
WGUS51 KBGM 261547
FFWBGM
NYC025-077-261915-
/O.EXT.KBGM.FF.W.0074.000000T0000Z-211026T1915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Binghamton NY
1147 AM EDT Tue Oct 26 2021

The National Weather Service in Binghamton has extended the

* Flash Flood Warning for...
  Northeastern Delaware County in central New York...
  Otsego County in central New York...

* Until 315 PM EDT.

* At 1147 AM EDT, Moderate to heavy rainfall has occurred this 
  morning with rain gauge reports indicating between 1.5 to 2.5 
  inches of rain so far. Moderate to heavy rainfall will continue 
  into early this afternoon.  Flash flooding is ongoing or expected 
  to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Gauges reported.

  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...
  Oneonta, Walton, Delhi, Cooperstown, Davenport, Roxbury, 
  Worcester, Middlefield, Hartwick, Colchester, Maryland, Edmeston, 
  Meredith, Pittsfield, Springfield, Andes, Richfield Springs, 
  Stamford, Otego and Margaretville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

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

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 4239 7517 4233 7541 4241 7538 4251 7540
      4257 7533 4286 7521 4291 7510 4283 7491
      4290 7488 4283 7465 4263 7463 4252 7471
      4242 7462 4235 7443 4220 7454 4217 7445
      4207 7466 4222 7484 4208 7511

FLASH FLOOD...GAUGE INDICATED

$$

Kistner
367 
WGUS71 KBGM 261911
FFSBGM

Flash Flood Statement
National Weather Service Binghamton NY
311 PM EDT Tue Oct 26 2021

NYC025-077-261921-
/O.EXP.KBGM.FF.W.0074.000000T0000Z-211026T1915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Delaware NY-Otsego NY-
311 PM EDT Tue Oct 26 2021

...FLASH FLOOD WARNING AT 315 PM EDT THIS AFTERNOON FOR NORTHEASTERN 
DELAWARE AND OTSEGO COUNTIES HAS BEEN REPLACED WITH A FLOOD 
WARNING...

The heavy rain has ended. Flash flooding is no longer expected to 
pose a threat, however an areal flood warning is now in effect. 
Please continue to heed remaining road closures.

A Flash Flood Watch remains in effect until 1200 AM EDT Wednesday 
for portions of central New York and northeast Pennsylvania.

LAT...LON 4239 7517 4233 7541 4241 7538 4251 7540
      4257 7533 4286 7521 4291 7510 4283 7491
      4290 7488 4283 7465 4263 7463 4252 7471
      4242 7462 4235 7443 4220 7454 4217 7445
      4207 7466 4222 7484 4208 7511

$$

Kistner

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 26, 9:13 AM EDTAreal Flood AdvisoryBGMDelaware, Sullivan96 min
Oct 26, 10:23 AM EDTRiver Flood WarningBGMDelaware, Sullivan16 hr
Oct 26, 10:49 AM EDTFlash Flood WarningBGMDelaware, Sullivan5 hr
Oct 26, 11:13 AM EDTAreal Flood AdvisoryBGMDelaware, Otsego, Sullivan29 min
Oct 26, 11:20 AM EDTAreal Flood AdvisoryBGMDelaware, Otsego24 min
Oct 26, 11:42 AM EDTFlash Flood WarningBGMDelaware, Otsego, Sullivan4 hr
Oct 26, 12:37 PM EDTRiver Flood WarningBGMTompkins20 days
Oct 26, 1:38 PM EDTAreal Flood AdvisoryBGMChenango, Madison, Oneida3 hr
Oct 26, 2:26 PM EDTFlash Flood WarningBGMBroome, Cayuga, Chenango, Cortland, Onondaga, Tioga and 1 more6 hr
Oct 26, 2:49 PM EDTRiver Flood WarningBGMDelaware9 hr
Oct 26, 2:52 PM EDTRiver Flood WarningBGMCortland52 hr
Oct 26, 3:04 PM EDTRiver Flood WarningBGMSullivan36 hr
Oct 26, 3:05 PM EDTRiver Flood WarningBGMSullivan42 hr
Oct 26, 3:06 PM EDTRiver Flood WarningBGMDelaware23 hr
Oct 26, 3:11 PM EDTAreal Flood WarningBGMDelaware, Otsego3 hr
Oct 26, 3:30 PM EDTAreal Flood WarningBGMDelaware, Otsego, Sullivan3 hr
Oct 26, 3:40 PM EDTAreal Flood AdvisoryBGMOnondaga3 hr
Oct 26, 3:49 PM EDTAreal Flood AdvisoryBGMCayuga, Seneca, Steuben, Yates3 hr
Oct 26, 3:53 PM EDTAreal Flood WarningBGMDelaware, Sullivan3 hr
Oct 26, 4:08 PM EDTRiver Flood WarningBGMBroome, Tioga37 hr
Oct 26, 4:10 PM EDTRiver Flood WarningBGMChenango, Delaware10 hr
Oct 26, 4:15 PM EDTFlash Flood Warning EmergencyConsiderable damage threatBGMCayuga4 hr
Oct 26, 4:15 PM EDTRiver Flood WarningBGMChenango22 hr
Oct 26, 4:20 PM EDTFlash Flood WarningBGMMadison, Oneida, Onondaga3 hr
Oct 26, 4:26 PM EDTRiver Flood WarningBGMBroome32 hr
Oct 26, 4:41 PM EDTFlash Flood WarningBGMTompkins3 hr
Oct 26, 5:34 PM EDTFlash Flood Warning Considerable damage threatBGMCayuga, Schuyler, Seneca, Yates5 hr
Oct 26, 6:17 PM EDTAreal Flood WarningBGMDelaware, Otsego3 hr
Oct 26, 6:26 PM EDTFlash Flood Warning Considerable damage threatBGMBroome, Tioga4 hr
Oct 26, 6:57 PM EDTRiver Flood WarningBGMBroome35 hr
Oct 26, 7:10 PM EDTRiver Flood WarningBGMOnondaga7 hr
Oct 26, 7:10 PM EDTRiver Flood WarningBGMOnondaga21 days
Oct 26, 7:44 PM EDTAreal Flood WarningBGMTompkins2 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; radar from the NEXRAD Level II archive.