Alert archive / New York / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 79, NWS Albany, NY

July 6, 2021Albany County, Columbia County, Rensselaer County, New York

NWS Albany, NY issued this severe thunderstorm warning at Jul 6, 2021, 3:23 PM EDT for Albany County, Columbia County, Rensselaer County, New York. It was in force for 37 min. 1 report 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 6, 2021, 3:23 PM EDT (19:23 UTC)
Expired: Jul 6, 2021, 4:00 PM EDT
In force: 37 min
Issued by: NWS Albany, NY
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Albany County, NY, Columbia County, NY, Rensselaer County, NY

The radar

The Albany radar (KENX), 13 km from the middle of the area, began a volume at 19:25 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 6, 3:35 PM EDT	TSTM WND DMG	3 Se Clarksville, NY	TWO TREES DOWN ON CEDAR GROVE RD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jul 6, 1:13 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 7.4 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-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: 326 J/kg
Mixed-layer CIN: -120 J/kg
Mixed-layer LCL: 941 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 182 m²/s²
0-3 km storm-relative helicity: 202 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted.

536 
WUUS51 KALY 061923
SVRALY
NYC001-021-083-062000-
/O.NEW.KALY.SV.W.0079.210706T1923Z-210706T2000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
323 PM EDT Tue Jul 6 2021

The National Weather Service in Albany has issued a

* Severe Thunderstorm Warning for...
  North central Columbia County in east central New York...
  Albany County in east central New York...
  Southwestern Rensselaer County in east central New York...

* Until 400 PM EDT.

* At 323 PM EDT, a severe thunderstorm was located near Berne, or 14
  miles west of Delmar, moving east at 30 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Albany, East Greenbush, Rensselaer, Nassau, Delmar, Westerlo,
  Ravena, Berne, Voorheesville, Castleton-On-Hudson, Preston-Potter
  Hollow, West Sand Lake, Feura Bush, Preston Hollow, Selkirk,
  Wynantskill, North Greenbush, New Scotland, Coeymans and
  Rensselaerville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Large hail and 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 4258 7423 4263 7419 4269 7358 4245 7360
      4244 7377 4246 7378 4246 7380 4244 7397
      4243 7423
TIME...MOT...LOC 1923Z 270DEG 28KT 4258 7411 

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

KSL

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 5, 9:10 PM EDT	Special Weather Statement	ALY	Herkimer	35 min
Jul 5, 10:36 PM EDT	Special Weather Statement	ALY	Herkimer	39 min
Jul 5, 11:02 PM EDT	Special Weather Statement	ALY	Montgomery	28 min
Jul 5, 11:18 PM EDT	Special Weather Statement	ALY	Montgomery	27 min
Jul 5, 11:30 PM EDT	Special Weather Statement	ALY	Otsego	45 min
Jul 5, 11:54 PM EDT	Special Weather Statement	ALY	Otsego	36 min
Jul 6, 12:07 AM EDT	Special Weather Statement	ALY	Montgomery	38 min
Jul 6, 12:22 AM EDT	Special Weather Statement	ALY	Schoharie	23 min
Jul 6, 1:12 AM EDT	Special Weather Statement	ALY	Rensselaer	33 min
Jul 6, 1:08 PM EDT	Special Weather Statement	ALY	Schoharie	52 min
Jul 6, 1:23 PM EDT	Special Weather Statement	ALY	Montgomery	52 min
Jul 6, 1:31 PM EDT	Special Weather Statement	ALY	Rensselaer	44 min
Jul 6, 1:35 PM EDT	Special Weather Statement	ALY	Otsego	40 min
Jul 6, 1:49 PM EDT	Severe Thunderstorm Warning	ALY	Herkimer	26 min
Jul 6, 1:53 PM EDT	Special Weather Statement	ALY	Montgomery	37 min
Jul 6, 2:05 PM EDT	Special Weather Statement	ALY	Schoharie	40 min
Jul 6, 2:13 PM EDT	Special Weather Statement	ALY	Rensselaer	47 min
Jul 6, 2:22 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Montgomery, Schenectady, Schoharie	38 min
Jul 6, 2:38 PM EDT	Severe Thunderstorm Warning	ALY	Ulster	52 min
Jul 6, 2:47 PM EDT	Special Weather Statement	ALY	Schoharie	43 min
Jul 6, 2:53 PM EDT	Special Weather Statement	ALY	Albany	52 min
Jul 6, 3:06 PM EDT	Severe Thunderstorm Warning	ALY	Greene, Schoharie	39 min
Jul 6, 3:33 PM EDT	Heat Advisory	ALY	Columbia, Dutchess, Greene, Ulster	27 hr
Jul 6, 3:40 PM EDT	Special Weather Statement	ALY	Dutchess	35 min
Jul 6, 3:43 PM EDT	Severe Thunderstorm Warning	ALY	Dutchess, Ulster	62 min
Jul 6, 4:06 PM EDT	Special Weather Statement	ALY	Columbia	24 min
Jul 6, 4:08 PM EDT	Severe Thunderstorm Warning	ALY	Columbia	24 min
Jul 6, 4:16 PM EDT	Severe Thunderstorm Warning	ALY	Dutchess	45 min
Jul 6, 4:51 PM EDT	Special Weather Statement	ALY	Putnam	39 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.