Alert archive / New York / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 107, NWS Albany, NY

July 14, 2021Bennington County, Vermont; Albany County, Rensselaer County, New York; Berkshire County, Massachusetts

NWS Albany, NY issued this severe thunderstorm warning at Jul 14, 2021, 3:09 PM EDT for Bennington County, Vermont; Albany County, Rensselaer County, New York; Berkshire County, Massachusetts. It was in force for 66 min. 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
Jul 14, 2021, 3:09 PM EDT (19:09 UTC)
Expired
Jul 14, 2021, 4:15 PM EDT
In force
66 min
Issued by
NWS Albany, NY
Area
Storm-based polygon
Hail
0.88 in
Wind
60.0 mph

Counties Berkshire County, MA, Albany County, NY, Rensselaer County, NY, Bennington County, VT

The radar

The Albany radar (KENX), 43 km from the middle of the area, began a volume at 19:08 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
Jul 14, 3:10 PM EDTTSTM WND DMG2 Ne Sycaway, NYSEVERAL REPORTS OF TREES AND WIRES DOWN IN CENTER BRUNSWICK. TIME ESTIMATED FROM RADAR.
Jul 14, 3:43 PM EDTTSTM WND DMGPoestenkill, NYSEVERAL REPORTS OF TREES AND WIRES DOWN IN THE POESTENKILL AREA. TIME ESTIMATED FROM RADAR.

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, 7.2 hours before the alert went out and 21 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 2021-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 20 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 2021-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 129 square meters per square second.193958Sfc1 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
20 J/kg
Mixed-layer CIN
-211 J/kg
Mixed-layer LCL
871 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
129 m²/s²
0-3 km storm-relative helicity
134 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

158 
WUUS51 KALY 141909
SVRALY
MAC003-NYC001-083-VTC003-142015-
/O.NEW.KALY.SV.W.0107.210714T1909Z-210714T2015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
309 PM EDT Wed Jul 14 2021

The National Weather Service in Albany has issued a

* Severe Thunderstorm Warning for...
  North central Berkshire County in western Massachusetts...
  Northeastern Albany County in east central New York...
  Central Rensselaer County in east central New York...
  Southwestern Bennington County in southern Vermont...

* Until 415 PM EDT.

* At 308 PM EDT, a severe thunderstorm was located over Troy, moving
  east at 20 mph.

  HAZARD...60 mph wind gusts and nickel size hail.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Albany, Troy, Cohoes, Watervliet, Rensselaer, Latham, Williamstown,
  Menands, Pownal, Green Island, Grafton, Waterford, Berlin,
  Loudonville, Center Brunswick, Wyantskill, Wynantskill, North
  Greenbush, Brunswick and Poestenkill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

Please report hail size...damaging winds and reports of trees down to
the National Weather Service by email at Alb.Stormreport@noaa.gov...
On Facebook at www.facebook.com/nwsalbany or twitter @nwsalbany

LAT...LON 4265 7319 4266 7378 4279 7379 4279 7377
      4282 7373 4282 7372 4280 7372 4278 7370
      4278 7369 4281 7366 4283 7366 4285 7323
TIME...MOT...LOC 1908Z 258DEG 16KT 4276 7366 

HAIL...0.88IN
WIND...60MPH
 
$$

ATE
1 follow-up statement
834 
WWUS51 KALY 141948
SVSALY

Severe Weather Statement
National Weather Service Albany NY
348 PM EDT Wed Jul 14 2021

NYC001-141957-
/O.CAN.KALY.SV.W.0107.000000T0000Z-210714T2015Z/
Albany NY-
348 PM EDT Wed Jul 14 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN ALBANY COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has since 
weakened and moved out of the warned area. Therefore, the warning 
has been cancelled.

LAT...LON 4265 7319 4266 7373 4271 7370 4271 7369
      4272 7369 4271 7367 4272 7364 4275 7363
      4278 7358 4285 7323
TIME...MOT...LOC 1947Z 258DEG 16KT 4280 7342 

$$

MAC003-NYC083-VTC003-142015-
/O.CON.KALY.SV.W.0107.000000T0000Z-210714T2015Z/
Berkshire MA-Rensselaer NY-Bennington VT-
348 PM EDT Wed Jul 14 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM EDT
FOR NORTH CENTRAL BERKSHIRE...CENTRAL RENSSELAER AND SOUTHWESTERN
BENNINGTON COUNTIES...

At 347 PM EDT, a severe thunderstorm was located over Grafton, or 8
miles southwest of Hoosick Falls, moving east at 20 mph.

HAZARD...60 mph wind gusts and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Troy, Rensselaer, Williamstown, Pownal, Grafton, Berlin, Wyantskill,
Wynantskill, North Greenbush, Brunswick, Poestenkill, South Troy,
East Poestenkill, Quackenkill, Sweets Corner, Albia, Babcock Lake,
Eastmor, Barberville and Center Berlin.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4265 7319 4266 7373 4271 7370 4271 7369
      4272 7369 4271 7367 4272 7364 4275 7363
      4278 7358 4285 7323
TIME...MOT...LOC 1947Z 258DEG 16KT 4280 7342 

HAIL...0.88IN
WIND...60MPH
 
$$

ATE

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 1:17 PM EDTSpecial Weather StatementALYRutland43 min
Jul 14, 2:07 PM EDTSpecial Weather StatementALYBennington38 min
Jul 14, 2:53 PM EDTSpecial Weather StatementALYBennington37 min
Jul 14, 2:58 PM EDTSevere Thunderstorm WarningALYBennington62 min
Jul 14, 3:18 PM EDTSevere Thunderstorm WarningALYBennington, Windham57 min
Jul 14, 4:11 PM EDTSpecial Weather StatementALYWindham34 min
Jul 14, 4:17 PM EDTSevere Thunderstorm WarningALYWindham43 min
Jul 13, 10:59 PM EDTSpecial Weather StatementALYHamilton, Herkimer46 min
Jul 13, 11:21 PM EDTSpecial Weather StatementALYOtsego39 min
Jul 13, 11:47 PM EDTSpecial Weather StatementALYFulton, Hamilton, Herkimer, Montgomery43 min
Jul 14, 12:42 AM EDTSpecial Weather StatementALYUlster48 min
Jul 14, 1:08 PM EDTSpecial Weather StatementALYSaratoga37 min
Jul 14, 1:53 PM EDTSpecial Weather StatementALYWashington52 min
Jul 14, 2:32 PM EDTSpecial Weather StatementALYRensselaer43 min
Jul 14, 2:47 PM EDTSpecial Weather StatementALYRensselaer43 min
Jul 14, 3:22 PM EDTAreal Flood AdvisoryALYAlbany, Rensselaer3 hr
Jul 14, 3:44 PM EDTFlash Flood WarningALYRensselaer2 hr
Jul 14, 3:53 PM EDTSevere Thunderstorm WarningALYRensselaer52 min
Jul 14, 4:14 PM EDTFlash Flood WarningALYRensselaer3 hr
Jul 14, 4:15 PM EDTSevere Thunderstorm WarningALYRensselaer28 min
Jul 14, 4:49 PM EDTFlash Flood WarningALYRensselaer3 hr
Jul 14, 4:51 PM EDTSpecial Weather StatementALYRensselaer24 min
Jul 14, 5:39 PM EDTAreal Flood AdvisoryALYColumbia3 hr
Jul 14, 5:54 PM EDTAreal Flood AdvisoryALYRensselaer3 hr
Jul 14, 6:12 PM EDTAreal Flood WarningALYRensselaer3 hr
Jul 14, 6:47 PM EDTAreal Flood WarningALYRensselaer3 hr
Jul 14, 6:49 PM EDTSpecial Weather StatementALYColumbia41 min
Jul 14, 6:56 PM EDTSpecial Weather StatementALYGreene64 min
Jul 14, 7:06 PM EDTFlash Flood WarningALYColumbia3 hr
Jul 14, 7:14 PM EDTAreal Flood AdvisoryALYColumbia2 hr
Jul 14, 7:57 PM EDTAreal Flood WarningALYRensselaer3 hr
Jul 14, 5:10 PM EDTSpecial Weather StatementALYBerkshire35 min
Jul 14, 7:30 PM EDTSpecial Weather StatementALYBerkshire30 min
Jul 14, 7:36 PM EDTAreal Flood AdvisoryALYBerkshire114 min

Nearby

Severe Thunderstorm Warnings in New York, 2021Severe Thunderstorm Warnings in Vermont, 2021Severe Thunderstorm Warnings in Massachusetts, 2021Every severe thunderstorm 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.