Alert archive / New York / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 86, NWS Albany, NY

July 7, 2021Albany County, Greene County, Schoharie County, New York

NWS Albany, NY issued this severe thunderstorm warning at Jul 7, 2021, 2:25 PM EDT for Albany County, Greene County, Schoharie County, New York. It was in force for 35 min. 3 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 7, 2021, 2:25 PM EDT (18:25 UTC)
Expired: Jul 7, 2021, 3:00 PM EDT
In force: 35 min
Issued by: NWS Albany, NY
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Albany County, NY, Greene County, NY, Schoharie County, NY

The radar

The Albany radar (KENX), 10 km from the middle of the area, began a volume at 18:26 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

Time	Report	Where	Remark
Jul 7, 2:50 PM EDT	TSTM WND DMG	4 W Ravena, NY	SEVERAL TREES WERE DOWNED IN COEYMANS HOLLOW
Jul 7, 2:50 PM EDT	TSTM WND DMG	4 W Ravena, NY	SEVERAL TREES WERE DOWNED IN COEYMANS HOLLOW. ROUTE 143 WAS CLOSED BETWEEN BLODGETT HILL ROAD AND GEDNEY HILL ROAD DUE TO A DOWNED TREE AND WIRES.
Jul 7, 3:04 PM EDT	TSTM WND DMG	1 Wnw Stuyvesant, NY	SEVERAL REPORTS OF TREES DOWN BETWEEN NEW BALTIMORE AND COXSACKIE

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, 6.4 hours before the alert went out and 22 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 18 J/kg
Mixed-layer CIN: -132 J/kg
Mixed-layer LCL: 923 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 49 m²/s²
0-3 km storm-relative helicity: 64 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

234 
WUUS51 KALY 071825
SVRALY
NYC001-039-095-071900-
/O.NEW.KALY.SV.W.0086.210707T1825Z-210707T1900Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
225 PM EDT Wed Jul 7 2021

The National Weather Service in Albany has issued a

* Severe Thunderstorm Warning for...
  Southern Albany County in east central New York...
  Northeastern Greene County in east central New York...
  East central Schoharie County in east central New York...

* Until 300 PM EDT.

* At 225 PM EDT, a severe thunderstorm was located near Berne, or 17
  miles west of Delmar, moving east at 35 mph.

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

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Delmar, New Baltimore, Westerlo, Ravena, Coxsackie, Berne, Feura
  Bush, Preston Hollow, Selkirk, Preston-Potter Hollow, Coeymans,
  Rensselaerville, Clarksville, Coeymans Hollow, East Berne, Shoefelt
  Corners, West Berne, Spawn Hollow, Dormansville and Beckers
  Corners.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

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 4266 7421 4261 7376 4250 7378 4247 7378
      4234 7380 4245 7427
TIME...MOT...LOC 1825Z 281DEG 29KT 4255 7416 

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

NAS

1 follow-up statement

636 
WWUS51 KALY 071842
SVSALY

Severe Weather Statement
National Weather Service Albany NY
242 PM EDT Wed Jul 7 2021

NYC095-071851-
/O.CAN.KALY.SV.W.0086.000000T0000Z-210707T1900Z/
Schoharie NY-
242 PM EDT Wed Jul 7 2021

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL SCHOHARIE COUNTY
IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 1100 PM EDT for
east central New York.

LAT...LON 4263 7406 4261 7376 4250 7378 4247 7378
      4234 7380 4245 7416
TIME...MOT...LOC 1841Z 281DEG 29KT 4252 7398 

$$

NYC001-039-071900-
/O.CON.KALY.SV.W.0086.000000T0000Z-210707T1900Z/
Albany NY-Greene NY-
242 PM EDT Wed Jul 7 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 300 PM EDT
FOR SOUTHERN ALBANY AND NORTHEASTERN GREENE COUNTIES...

At 241 PM EDT, a severe thunderstorm was located near Westerlo, or 10
miles southwest of Delmar, moving east at 35 mph.

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

SOURCE...Radar indicated.

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

Locations impacted include...
Delmar, New Baltimore, Westerlo, Ravena, Coxsackie, Feura Bush,
Selkirk, Coeymans, Clarksville, Coeymans Hollow, Spawn Hollow,
Dormansville, Beckers Corners, Otter Hook, Climax, Bramans Corners,
Houcks Corners, Mallorys Corners, Helderberg and South Bethlehem.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4263 7406 4261 7376 4250 7378 4247 7378
      4234 7380 4245 7416
TIME...MOT...LOC 1841Z 281DEG 29KT 4252 7398 

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

NAS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 7, 1:22 PM EDT	Special Weather Statement	ALY	Schoharie	53 min
Jul 7, 2:14 PM EDT	Special Weather Statement	ALY	Albany	31 min
Jul 7, 2:58 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Columbia, Greene, Rensselaer	32 min
Jul 7, 3:07 PM EDT	Special Weather Statement	ALY	Greene	23 min
Jul 7, 3:23 PM EDT	Special Weather Statement	ALY	Columbia	37 min
Jul 7, 3:29 PM EDT	Special Weather Statement	ALY	Rensselaer	31 min
Jul 7, 3:29 PM EDT	Severe Thunderstorm Warning	ALY	Columbia, Greene	31 min
Jul 7, 3:46 PM EDT	Special Weather Statement	ALY	Greene	29 min
Jul 7, 4:01 PM EDT	Areal Flood Advisory	ALY	Columbia	119 min
Jul 7, 4:41 PM EDT	Special Weather Statement	ALY	Columbia	34 min
Jul 7, 4:44 PM EDT	Severe Thunderstorm Warning	ALY	Columbia, Dutchess	31 min
Jul 7, 4:59 PM EDT	Special Weather Statement	ALY	Columbia	16 min
Jul 7, 5:03 PM EDT	Special Weather Statement	ALY	Greene	27 min
Jul 7, 5:19 PM EDT	Special Weather Statement	ALY	Columbia	26 min
Jul 7, 5:23 PM EDT	Severe Thunderstorm Warning	ALY	Columbia, Dutchess	49 min
Jul 7, 5:42 PM EDT	Severe Thunderstorm Warning	ALY	Schoharie	48 min
Jul 7, 6:03 PM EDT	Special Weather Statement	ALY	Albany	27 min
Jul 7, 6:06 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Rensselaer	39 min
Jul 7, 6:15 PM EDT	Special Weather Statement	ALY	Schoharie	30 min
Jul 7, 6:25 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Schoharie	54 min
Jul 7, 6:35 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Schoharie	70 min
Jul 7, 6:46 PM EDT	Special Weather Statement	ALY	Rensselaer	59 min
Jul 7, 6:48 PM EDT	Severe Thunderstorm Warning	ALY	Rensselaer	27 min
Jul 7, 7:06 PM EDT	Special Weather Statement	ALY	Albany	24 min
Jul 7, 7:22 PM EDT	Special Weather Statement	ALY	Ulster	38 min
Jul 7, 7:34 PM EDT	Special Weather Statement	ALY	Columbia	41 min
Jul 7, 7:59 PM EDT	Special Weather Statement	ALY	Dutchess	46 min

Nearby

Severe Thunderstorm Warnings in New York, 2021 Every 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.