Alert archive / New York / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 47, NWS Albany, NY

June 21, 20214 counties in New York

NWS Albany, NY issued this severe thunderstorm warning at Jun 21, 2021, 9:49 PM EDT for 4 counties in New York. It was in force for 56 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: Jun 21, 2021, 9:49 PM EDT (01:49 UTC)
Expired: Jun 21, 2021, 10:45 PM EDT
In force: 56 min
Issued by: NWS Albany, NY
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Columbia County, NY, Dutchess County, NY, Greene County, NY, Ulster County, NY

The radar

The Albany radar (KENX), 57 km from the middle of the area, began a volume at 01:50 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
Jun 21, 10:10 PM EDT	TSTM WND DMG	2 N Livingston, NY	TREE AND WIRES DOWN. TIME ESTIMATED BY RADAR.

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
Jun 21, 3:45 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Albany, NY (KALY), launched 00:00Z, 1.8 hours before the alert went out and 61 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: 1525 J/kg
Mixed-layer CIN: -17 J/kg
Mixed-layer LCL: 1247 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 218 m²/s²
0-3 km storm-relative helicity: 283 m²/s²
Significant tornado parameter: 1.1
Supercell composite: 12.5

Open this sounding in Storm Lab

The text

As transmitted.

521 
WUUS51 KALY 220149
SVRALY
NYC021-027-039-111-220245-
/O.NEW.KALY.SV.W.0047.210622T0149Z-210622T0245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
949 PM EDT Mon Jun 21 2021

The National Weather Service in Albany has issued a

* Severe Thunderstorm Warning for...
  Northeastern Ulster County in east central New York...
  Northern Dutchess County in east central New York...
  Columbia County in east central New York...
  Southeastern Greene County in east central New York...

* Until 1045 PM EDT.

* At 949 PM EDT, a severe thunderstorm was located over Clermont, or
  near Saugerties, moving northeast at 40 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Kingston, New Paltz, Hudson, Catskill, Saugerties, Rhinebeck,
  Chatham, Hurley, Claverack, Livingston, Copake, Coxsackie, Pine
  Plains, Clermont, Red Hook, Valatie, Athens, Austerlitz, Ancram and
  Philmont.

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 4233 7400 4250 7344 4226 7344 4209 7351
      4205 7349 4192 7350 4175 7408
TIME...MOT...LOC 0149Z 245DEG 36KT 4208 7386 

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

MSE

1 follow-up statement

056 
WWUS51 KALY 220207
SVSALY

Severe Weather Statement
National Weather Service Albany NY
1007 PM EDT Mon Jun 21 2021

NYC039-111-220216-
/O.CAN.KALY.SV.W.0047.000000T0000Z-210622T0245Z/
Ulster NY-Greene NY-
1007 PM EDT Mon Jun 21 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN ULSTER AND
SOUTHEASTERN GREENE COUNTIES 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
western Massachusetts...and east central New York.

LAT...LON 4187 7394 4192 7396 4208 7393 4217 7389
      4220 7385 4223 7385 4227 7379 4239 7379
      4250 7344 4227 7344 4209 7351 4205 7349
      4192 7350 4179 7395
TIME...MOT...LOC 0206Z 245DEG 36KT 4215 7365 

$$

NYC021-027-220245-
/O.CON.KALY.SV.W.0047.000000T0000Z-210622T0245Z/
Dutchess NY-Columbia NY-
1007 PM EDT Mon Jun 21 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1045 PM EDT
FOR NORTHERN DUTCHESS AND COLUMBIA COUNTIES...

At 1006 PM EDT, a severe thunderstorm was located near Livingston, or
9 miles southeast of Hudson, moving northeast at 40 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Hudson, Rhinebeck, Chatham, Claverack, Livingston, Copake, Pine
Plains, Clermont, Red Hook, Valatie, Athens, Austerlitz, Ancram,
Philmont, Kinderhook, Millerton, Lorenz Park, Stanfordville,
Claverack-Red Mills and Staatsburg.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4187 7394 4192 7396 4208 7393 4217 7389
      4220 7385 4223 7385 4227 7379 4239 7379
      4250 7344 4227 7344 4209 7351 4205 7349
      4192 7350 4179 7395
TIME...MOT...LOC 0206Z 245DEG 36KT 4215 7365 

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

MSE

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 21, 8:05 PM EDT	Areal Flood Advisory	ALY	Warren, Washington	3 hr
Jun 21, 8:12 PM EDT	Severe Thunderstorm Warning	ALY	Greene, Schoharie	51 min
Jun 21, 8:29 PM EDT	Severe Thunderstorm Warning	ALY	Warren, Washington	43 min
Jun 21, 8:34 PM EDT	Special Weather Statement	ALY	Saratoga	41 min
Jun 21, 8:37 PM EDT	Severe Thunderstorm Warning	ALY	Greene, Ulster	53 min
Jun 21, 8:43 PM EDT	Severe Thunderstorm Warning	ALY	Montgomery, Saratoga, Schenectady	62 min
Jun 21, 8:49 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Schenectady, Schoharie	30 min
Jun 21, 9:15 PM EDT	Severe Thunderstorm Warning	ALY	Washington	60 min
Jun 21, 9:34 PM EDT	Special Weather Statement	ALY	Columbia, Dutchess, Rensselaer	26 min
Jun 21, 9:37 PM EDT	Areal Flood Advisory	ALY	Washington	72 min
Jun 21, 9:44 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Rensselaer, Saratoga	61 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.