Alert archive / New York / Flash Flood Warnings in 2021

Flash Flood Warning 73, NWS Binghamton, NY

October 26, 2021Delaware County, Otsego County, Sullivan County, New York; Pike County, Wayne County, Pennsylvania

NWS Binghamton, NY issued this flash flood warning at Oct 26, 2021, 11:42 AM EDT for Delaware County, Otsego County, Sullivan County, New York; Pike County, Wayne County, Pennsylvania. It was in force for 4 hr. 9 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, 11:42 AM EDT (15:42 UTC)
Expired
Oct 26, 2021, 3:30 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, Sullivan County, NY, Pike County, PA, Wayne County, PA

What was reported inside it

TimeReportWhereRemark
Oct 26, 12:24 PM EDTHEAVY RAIN 4Beach Lake, PAUPDATED TOTAL FOR BEACH LAKE. 4 INCHES AND STILL RAINING.
Oct 26, 1:05 PM EDTHEAVY RAIN 2.85Hawley, PA
Oct 26, 1:38 PM EDTFLASH FLOODDamascus, PAWATER RESCUE OCCURRING IN DAMASCUS TOWNSHIP.
Oct 26, 1:44 PM EDTHEAVY RAIN 4.64Shohola, PARAINFALL REPORT PASSED ALONG VIA TWITTER, RAIN RATES WERE STILL NEAR 0.5 INCHES AN HOUR.
Oct 26, 2:30 PM EDTHEAVY RAIN 4.48Beach Lake, PA
Oct 26, 2:38 PM EDTHEAVY RAIN 5Beach Lake, PA
Oct 26, 2:45 PM EDTFLASH FLOODCallicoon, NYNUMEROUS ROADS FLOODED WITH WATER RESCUES.
Oct 26, 2:45 PM EDTFLASH FLOODHancock, NYNUMEROUS ROADS FLOODED.
Oct 26, 2:45 PM EDTFLASH FLOODHortonville, NYNUMEROUS ROADS FLOODED WITH WATER RESCUES.

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 166 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.

903 
WGUS51 KBGM 261542
FFWBGM
NYC025-077-105-PAC103-127-261945-
/O.NEW.KBGM.FF.W.0073.211026T1542Z-211026T1945Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Binghamton NY
1142 AM EDT Tue Oct 26 2021

The National Weather Service in Binghamton has issued a

* Flash Flood Warning for...
  Western Delaware County in central New York...
  Southwestern Otsego County in central New York...
  Southwestern Sullivan County in central New York...
  Pike County in northeastern Pennsylvania...
  Wayne County in northeastern Pennsylvania...

* Until 345 PM EDT.

* At 1142 AM EDT, Moderate to heavy rainfall has occurred this 
  morning with rain gauge reports indicating between 2 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 heavy rain.

  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...
  Honesdale, Walton, Matamoras, Deposit, Bushkill, Lackawaxen, 
  Blooming Grove, Sidney, Paupack, Damascus, Callicoon, Shohola, 
  Sterling, Cochecton, Waymart, Hawley, Unadilla, Hancock, Milford 
  and Otego.

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 4124 7544 4200 7547 4200 7536 4203 7541
      4233 7541 4239 7517 4208 7511 4152 7496
      4146 7476 4140 7474 4136 7469 4132 7479
      4128 7484 4116 7490 4108 7501 4109 7504
      4114 7508 4115 7516 4125 7513

FLASH FLOOD...GAUGE INDICATED

$$

Kistner
2 follow-up statements
904 
WGUS71 KBGM 261647
FFSBGM

Flash Flood Statement
National Weather Service Binghamton NY
1247 PM EDT Tue Oct 26 2021

NYC025-077-105-PAC103-127-261945-
/O.CON.KBGM.FF.W.0073.000000T0000Z-211026T1945Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Delaware NY-Otsego NY-Sullivan NY-Pike PA-Wayne PA-
1247 PM EDT Tue Oct 26 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 345 PM EDT THIS 
AFTERNOON FOR WESTERN DELAWARE, SOUTHWESTERN OTSEGO, SOUTHWESTERN 
SULLIVAN, PIKE AND WAYNE COUNTIES...

At 1247 PM EDT, Flooded roads in several locations are starting to 
be reported across the area by local law enforcement especially 
along Callicoon Creek. Between 2.5 and 3 inches of rain has already 
fallen and moderate to heavy rain will continue into this afternoon. 
Flash flooding is already occurring.

HAZARD...Life threatening flash flooding. Heavy rain producing
         flash flooding.

SOURCE...Law enforcement reported.

IMPACT...Life threatening flash flooding of creeks and streams,
         urban areas, highways, streets and underpasses.

Some locations that will experience flash flooding include...
  Honesdale, Walton, Matamoras, Deposit, Bushkill, Lackawaxen, 
  Blooming Grove, Sidney, Paupack, Damascus, Callicoon, Shohola, 
  Sterling, Cochecton, Waymart, Hawley, Unadilla, Hancock, Milford 
  and Otego.

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 4124 7544 4200 7547 4200 7536 4203 7541
      4233 7541 4239 7517 4208 7511 4152 7496
      4146 7476 4140 7474 4136 7469 4132 7479
      4128 7484 4116 7490 4108 7501 4109 7504
      4114 7508 4115 7516 4125 7513

FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

Kistner
824 
WGUS71 KBGM 261930
FFSBGM

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

NYC025-077-105-PAC103-127-261940-
/O.CAN.KBGM.FF.W.0073.000000T0000Z-211026T1945Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Delaware NY-Otsego NY-Sullivan NY-Pike PA-Wayne PA-
330 PM EDT Tue Oct 26 2021

...FLASH FLOOD WARNING FOR WESTERN DELAWARE, SOUTHWESTERN OTSEGO, 
SOUTHWESTERN SULLIVAN, PIKE AND WAYNE 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.

LAT...LON 4124 7544 4200 7547 4200 7536 4203 7541
      4233 7541 4239 7517 4208 7511 4152 7496
      4146 7476 4140 7474 4136 7469 4132 7479
      4128 7484 4116 7490 4108 7501 4109 7504
      4114 7508 4115 7516 4125 7513

$$

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, 11:44 AM EDTFlash Flood WarningBGMDelaware, Otsego4 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
Oct 26, 3:20 PM EDTAreal Flood WarningBGMSusquehanna, Wayne115 min
Oct 26, 6:39 PM EDTRiver Flood WarningBGMPike, Wayne21 hr

Nearby

Flash Flood Warnings in New York, 2021Flash Flood Warnings in Pennsylvania, 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.