Alert archive / New York / Flash Flood Warnings in 2021

Flash Flood Warning 2, NWS Albany, NY

June 8, 2021Greene County, New York

NWS Albany, NY issued this flash flood warning at Jun 8, 2021, 2:53 PM EDT for Greene County, New York. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 8, 2021, 2:53 PM EDT (18:53 UTC)
Expired
Jun 8, 2021, 5:04 PM EDT
In force
2 hr
Issued by
NWS Albany, NY
Area
Storm-based polygon
Flood severity
None

County Greene County, NY

The radar

The Albany radar (KENX), 44 km from the middle of the area, began a volume at 18:51 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

Albany, NY (KALY), launched 12:00Z, 6.9 hours before the alert went out and 58 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 2021-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 289 joules per kilogram.LCLLFCEL10008507005003002001001 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 2021-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 square meters per square second.1939Sfc1 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
289 J/kg
Mixed-layer CIN
-113 J/kg
Mixed-layer LCL
1170 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
40 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

As transmitted.

135 
WGUS51 KALY 081853
FFWALY
NYC039-082200-
/O.NEW.KALY.FF.W.0002.210608T1853Z-210608T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Albany NY
253 PM EDT Tue Jun 8 2021

The National Weather Service in Albany has issued a

* Flash Flood Warning for...
  Southeastern Greene County in east central New York...

* Until 600 PM EDT.

* At 253 PM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 2 inches of rain 
  have fallen per radar estimates. Flash flooding is ongoing or 
  expected to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Doppler radar.

  IMPACT...Flooding of small creeks and streams, urban areas,
           highways, streets and underpasses as well as other
           drainage and low lying areas.

* Some locations that will experience flash flooding include...
  Hunter, North-South Lake Campground, Cairo, Tannersville, Mountain 
  House, Palenville, Lawrenceville, Round Top, Purling, Cairo 
  Junction, Kiskatom, Haines Falls, East Jewett, Alsen, Smith 
  Landing and Jefferson Heights.

Additional rainfall amounts of 1 to 2 inches are possible in the 
warned area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

A Flash Flood Warning means that flooding is imminent or occurring. 
If you are in the warned area move to higher ground immediately. 
Residents living along streams and creeks should take immediate 
precautions to protect life and property.

&&

LAT...LON 4216 7405 4216 7406 4222 7420 4226 7413
      4230 7403 4224 7389 4213 7391 4218 7400
      4217 7401 4216 7403 4217 7404

FLASH FLOOD...RADAR INDICATED

$$

BGM
2 follow-up statements
687 
WGUS71 KALY 081936
FFSALY

Flash Flood Statement
National Weather Service Albany NY
336 PM EDT Tue Jun 8 2021

NYC039-082200-
/O.CON.KALY.FF.W.0002.000000T0000Z-210608T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Greene NY-
336 PM EDT Tue Jun 8 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING 
FOR SOUTHEASTERN GREENE COUNTY...

At 336 PM EDT, Doppler radar indicated thunderstorms producing heavy 
rain across the warned area. Between 1 and 3 inches of rain have 
fallen. Flash flooding is ongoing or expected to begin shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Doppler radar.

IMPACT...Flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other
         drainage and low lying areas.

Some locations that will experience flash flooding include...
  Hunter, North-South Lake Campground, Cairo, Tannersville, Mountain 
  House, Palenville, Lawrenceville, Round Top, Purling, Cairo 
  Junction, Kiskatom, Haines Falls, East Jewett, Alsen, Smith 
  Landing and Jefferson Heights.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

A Flash Flood Warning means that flooding is imminent or occurring. 
If you are in the warned area move to higher ground immediately. 
Residents living along streams and creeks should take immediate 
precautions to protect life and property.

&&

LAT...LON 4216 7405 4216 7406 4222 7420 4226 7413
      4230 7403 4224 7389 4213 7391 4218 7400
      4217 7401 4216 7403 4217 7404

FLASH FLOOD...RADAR INDICATED

$$

BGM
105 
WGUS71 KALY 082104
FFSALY

Flash Flood Statement
National Weather Service Albany NY
504 PM EDT Tue Jun 8 2021

NYC039-082114-
/O.CAN.KALY.FF.W.0002.000000T0000Z-210608T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Greene NY-
504 PM EDT Tue Jun 8 2021

...FLASH FLOOD WARNING IS CANCELLED FOR SOUTHEASTERN GREENE COUNTY...

Flood waters have receded. The heavy rain has ended at this time. 
Flooding is no longer expected to pose a threat at this time. Please 
continue to heed remaining road closures.

A Flash Flood Watch remains in effect until 1000 PM EDT for portions 
of northwestern Connecticut...western Massachusetts and east central 
New York.

LAT...LON 4216 7405 4216 7406 4222 7420 4226 7413
      4230 7403 4224 7389 4213 7391 4218 7400
      4217 7401 4216 7403 4217 7404

$$

BGM

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 12:29 PM EDTSpecial Weather StatementALYUlster46 min
Jun 8, 1:08 PM EDTAreal Flood AdvisoryALYDutchess, Ulster3 hr
Jun 8, 1:10 PM EDTFlash Flood WatchALYColumbia, Dutchess, Greene, Ulster7 hr
Jun 8, 1:16 PM EDTSevere Thunderstorm WarningALYDutchess, Ulster59 min
Jun 8, 1:23 PM EDTFlash Flood WarningALYUlster2 hr
Jun 8, 1:45 PM EDTSpecial Weather StatementALYGreene45 min
Jun 8, 1:45 PM EDTSpecial Weather StatementALYSchoharie45 min
Jun 8, 2:06 PM EDTAreal Flood AdvisoryALYDutchess, Ulster3 hr
Jun 8, 2:16 PM EDTSpecial Weather StatementALYDutchess44 min
Jun 8, 3:16 PM EDTAreal Flood AdvisoryALYAlbany, Greene, Schoharie107 min
Jun 8, 3:34 PM EDTAreal Flood AdvisoryALYGreene, Schoharie109 min
Jun 8, 3:55 PM EDTAreal Flood AdvisoryALYAlbany, Rensselaer84 min
Jun 8, 4:01 PM EDTSpecial Weather StatementALYWashington44 min
Jun 8, 4:21 PM EDTAreal Flood AdvisoryALYSaratoga, Warren, Washington3 hr
Jun 8, 5:02 PM EDTAreal Flood AdvisoryALYFulton, Saratoga, Warren, Washington3 hr
Jun 8, 5:43 PM EDTSpecial Weather StatementALYSchoharie47 min
Jun 8, 5:59 PM EDTAreal Flood AdvisoryALYSchoharie2 hr
Jun 8, 6:43 PM EDTSpecial Weather StatementALYGreene47 min

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.