Alert archive / New York / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 52, NWS Albany, NY

June 29, 2021Montgomery County, Schenectady County, Schoharie County, New York

NWS Albany, NY issued this severe thunderstorm warning at Jun 29, 2021, 5:57 PM EDT for Montgomery County, Schenectady County, Schoharie County, New York. It was in force for 63 min. 5 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
Jun 29, 2021, 5:57 PM EDT (21:57 UTC)
Expired
Jun 29, 2021, 7:00 PM EDT
In force
63 min
Issued by
NWS Albany, NY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Montgomery County, NY, Schenectady County, NY, Schoharie County, NY

The radar

The Albany radar (KENX), 42 km from the middle of the area, began a volume at 21:59 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
Jun 29, 6:50 PM EDTTSTM WND DMGSchoharie, NYBRANCHES AND LIMBS DOWN. ALSO DIME SIZE HAIL.
Jun 29, 6:50 PM EDTTSTM WND DMGSchoharie, NYLARGE LIMBS DOWN AT MAIN ST AND BRIDGE ST
Jun 29, 6:50 PM EDTTSTM WND DMGSchoharie, NYLARGE LIMBS DOWN ON KNOWER AVE.
Jun 29, 6:50 PM EDTHAIL 0.75Schoharie, NYDIME-SIZED HAIL REPORTED IN SCHOHARIE.
Jun 29, 6:53 PM EDTTSTM WND DMGSchoharie, NYREPORT OF TREES DOWN

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, 10.0 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 2021-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 333 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 2021-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 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
333 J/kg
Mixed-layer CIN
-97 J/kg
Mixed-layer LCL
1057 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
80 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

Open this sounding in Storm Lab

The text

As transmitted.

152 
WUUS51 KALY 292157
SVRALY
NYC057-093-095-292300-
/O.NEW.KALY.SV.W.0052.210629T2157Z-210629T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
557 PM EDT Tue Jun 29 2021

The National Weather Service in Albany has issued a

* Severe Thunderstorm Warning for...
  Southwestern Schenectady County in east central New York...
  Northern Schoharie County in east central New York...
  Southwestern Montgomery County in eastern New York...

* Until 700 PM EDT.

* At 557 PM EDT, a severe thunderstorm was located near Cherry
  Valley, or 9 miles east of Cooperstown, moving east at 30 mph.

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

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Cobleskill, Middleburgh, Schoharie, Richmondville, Sharon Springs,
  Ames, Central Bridge, Carlisle, Sharon, Seward, Charleston,
  Esperance, Zeh Corners, Beekman Corners, West Richmondville,
  Rockwell Corners, Warnerville, Flat Creek, Engleville and
  Gardnersville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Damaging winds and continuous cloud to ground lightning is occurring 
with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

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 4285 7424 4252 7428 4260 7465 4262 7463
      4265 7463 4274 7467 4279 7467 4283 7465
      4286 7475
TIME...MOT...LOC 2157Z 286DEG 24KT 4275 7475 

HAIL...0.75IN
WIND...60MPH
 
$$

JPV
2 follow-up statements
357 
WWUS51 KALY 292225
SVSALY

Severe Weather Statement
National Weather Service Albany NY
625 PM EDT Tue Jun 29 2021

NYC057-093-292234-
/O.CAN.KALY.SV.W.0052.000000T0000Z-210629T2300Z/
Schenectady NY-Montgomery NY-
625 PM EDT Tue Jun 29 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN SCHENECTADY AND
SOUTHWESTERN MONTGOMERY COUNTIES IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 4279 7465 4275 7431 4272 7428 4271 7426
      4252 7428 4260 7465 4262 7463 4265 7463
      4274 7466
TIME...MOT...LOC 2224Z 281DEG 26KT 4267 7458 

$$

NYC095-292300-
/O.CON.KALY.SV.W.0052.000000T0000Z-210629T2300Z/
Schoharie NY-
625 PM EDT Tue Jun 29 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR NORTHERN SCHOHARIE COUNTY...

At 624 PM EDT, a severe thunderstorm was located over Richmondville,
or near Cobleskill, moving east at 30 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Cobleskill, Middleburgh, Schoharie, Richmondville, Central Bridge,
Carlisle, Sharon, Seward, Zeh Corners, Beekman Corners, West
Richmondville, Old Central Bridge, Lawyersville, Warnerville,
Grovenor Corners, Engleville, Old Stone Fort, Gardnersville, Little
York and Becker Corners.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4279 7465 4275 7431 4272 7428 4271 7426
      4252 7428 4260 7465 4262 7463 4265 7463
      4274 7466
TIME...MOT...LOC 2224Z 281DEG 26KT 4267 7458 

HAIL...<.75IN
WIND...60MPH
 
$$

JPV
415 
WWUS51 KALY 292259
SVSALY

Severe Weather Statement
National Weather Service Albany NY
659 PM EDT Tue Jun 29 2021

NYC095-292309-
/O.EXP.KALY.SV.W.0052.000000T0000Z-210629T2300Z/
Schoharie NY-
659 PM EDT Tue Jun 29 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN SCHOHARIE COUNTY WILL
EXPIRE AT 700 PM EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

LAT...LON 4279 7465 4275 7431 4272 7428 4271 7426
      4252 7428 4260 7465 4262 7463 4265 7463
      4274 7466
TIME...MOT...LOC 2259Z 286DEG 24KT 4261 7428 

$$

JPV

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 1:54 PM EDTSpecial Weather StatementALYDutchess36 min
Jun 29, 1:59 PM EDTSpecial Weather StatementALYColumbia31 min
Jun 29, 2:01 PM EDTSpecial Weather StatementALYMontgomery29 min
Jun 29, 2:12 PM EDTSevere Thunderstorm WarningALYColumbia22 min
Jun 29, 2:19 PM EDTAreal Flood AdvisoryALYColumbia, Dutchess64 min
Jun 29, 2:43 PM EDTSpecial Weather StatementALYDutchess32 min
Jun 29, 2:45 PM EDTSpecial Weather StatementALYWarren30 min
Jun 29, 2:52 PM EDTSpecial Weather StatementALYSchoharie23 min
Jun 29, 3:16 PM EDTSpecial Weather StatementALYWashington29 min
Jun 29, 3:18 PM EDTSpecial Weather StatementALYSchenectady27 min
Jun 29, 3:29 PM EDTSpecial Weather StatementALYWashington31 min
Jun 29, 3:41 PM EDTSevere Thunderstorm WarningALYWashington13 min
Jun 29, 3:52 PM EDTHeat AdvisoryALYAlbany, Columbia, Dutchess, Greene, Rensselaer, Saratoga and 4 more27 hr
Jun 29, 4:20 PM EDTSpecial Weather StatementALYRensselaer40 min
Jun 29, 4:42 PM EDTSevere Thunderstorm WarningALYColumbia, Rensselaer63 min
Jun 29, 4:49 PM EDTSpecial Weather StatementALYOtsego26 min
Jun 29, 5:02 PM EDTSpecial Weather StatementALYDutchess28 min
Jun 29, 5:07 PM EDTSpecial Weather StatementALYRensselaer38 min
Jun 29, 5:15 PM EDTSevere Thunderstorm WarningALYColumbia, Rensselaer60 min
Jun 29, 5:20 PM EDTSpecial Weather StatementALYOtsego25 min
Jun 29, 5:44 PM EDTSpecial Weather StatementALYMontgomery46 min
Jun 29, 5:46 PM EDTAreal Flood AdvisoryALYColumbia119 min
Jun 29, 6:00 PM EDTSpecial Weather StatementALYMontgomery45 min
Jun 29, 6:32 PM EDTSpecial Weather StatementALYColumbia43 min
Jun 29, 6:44 PM EDTSpecial Weather StatementALYSchenectady31 min
Jun 29, 6:53 PM EDTSevere Thunderstorm WarningALYAlbany, Schenectady, Schoharie52 min
Jun 29, 7:38 PM EDTSpecial Weather StatementALYAlbany37 min
Jun 29, 7:45 PM EDTSevere Thunderstorm WarningALYAlbany, Columbia, Greene, Rensselaer60 min
Jun 29, 7:47 PM EDTSpecial Weather StatementALYRensselaer28 min

Nearby

Severe Thunderstorm Warnings in New York, 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.