Alert archive / New York / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 39, NWS Albany, NY

May 29, 2012Berkshire County, Massachusetts; Columbia County, Dutchess County, New York; Northwest Hills Planning Region, Connecticut

NWS Albany, NY issued this severe thunderstorm warning at May 29, 2012, 7:06 PM EDT for Berkshire County, Massachusetts; Columbia County, Dutchess County, New York; Northwest Hills Planning Region, Connecticut. It was in force for 54 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: May 29, 2012, 7:06 PM EDT (23:06 UTC)
Expired: May 29, 2012, 8:00 PM EDT
In force: 54 min
Issued by: NWS Albany, NY
Area: Storm-based polygon

Counties Northwest Hills Planning Region, CT, Berkshire County, MA, Columbia County, NY, Dutchess County, NY

The radar

The Albany radar (KENX), 103 km from the middle of the area, began a volume at 23:07 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
May 29, 7:30 PM EDT	TSTM WND DMG	1 Wnw North Green, CT	TREES AND WIRES DOWN - ROUTE 272 CLOSED

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
May 29, 12:26 PM EDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 11.1 hours before the alert went out and 98 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: 1908 J/kg
Mixed-layer CIN: -96 J/kg
Mixed-layer LCL: 1026 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 123 m²/s²
0-3 km storm-relative helicity: 141 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

655 
WUUS51 KALY 292306
SVRALY
CTC005-MAC003-NYC021-027-300000-
/O.NEW.KALY.SV.W.0039.120529T2306Z-120530T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ALBANY NY
706 PM EDT TUE MAY 29 2012

THE NATIONAL WEATHER SERVICE IN ALBANY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN LITCHFIELD COUNTY IN NORTHERN CONNECTICUT...
  SOUTHWESTERN BERKSHIRE COUNTY IN WESTERN MASSACHUSETTS...
  NORTHEASTERN DUTCHESS COUNTY IN EAST CENTRAL NEW YORK...
  SOUTH CENTRAL COLUMBIA COUNTY IN EAST CENTRAL NEW YORK...

* UNTIL 800 PM EDT

* AT 702 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  MILLERTON...OR 15 MILES SOUTHWEST OF GREAT BARRINGTON...AND MOVING
  EAST AT 40 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
   EDDY FIELD...CANAAN...ASHLEY FALLS AND SHEFFIELD BY 715 PM EDT...
   NORFOLK BY 725 PM EDT...
   SANDISFIELD AND WINSTED BY 735 PM EDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED... ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS STORM.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A
TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

PLEASE REPORT HAIL SIZE...DAMAGING WINDS AND REPORTS OF TREES DOWN TO
THE NATIONAL WEATHER SERVICE BY EMAIL AT ALB.STORMREPORT@NOAA.GOV OR
ON FACEBOOK AT WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.ALBANY.GOV.

&&

LAT...LON 4192 7290 4187 7362 4213 7360 4212 7305
      4209 7307 4204 7305 4204 7301 4204 7300
      4197 7302 4198 7289 4197 7288
TIME...MOT...LOC 2306Z 255DEG 33KT 4202 7345

$$

NAS/JPV

1 follow-up statement

753 
WWUS51 KALY 292334
SVSALY

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ALBANY NY
734 PM EDT TUE MAY 29 2012

CTC005-MAC003-NYC021-027-300000-
/O.CON.KALY.SV.W.0039.000000T0000Z-120530T0000Z/
LITCHFIELD CT-BERKSHIRE MA-DUTCHESS NY-COLUMBIA NY-
734 PM EDT TUE MAY 29 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR SOUTHEASTERN COLUMBIA...NORTHEASTERN DUTCHESS...SOUTHWESTERN
BERKSHIRE AND NORTHERN LITCHFIELD COUNTIES...

AT 730 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED NEAR PINE GROVE...OR 13 MILES SOUTH OF GREAT BARRINGTON...
MOVING EAST AT 45 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  NORTH GREEN...CANAAN VALLEY...WEST NORFOLK AND NORFOLK BY 740 PM
  EDT...
  NORTH COLEBROOK...SOUTH SANDISFIELD...KONKAPOT AND MILL BROOK BY
  745 PM EDT...
  MCCLAVEVILLE AND FREE QUARTER BY 750 PM EDT...

PLEASE REPORT HAIL SIZE...DAMAGING WINDS AND REPORTS OF TREES DOWN TO
THE NATIONAL WEATHER SERVICE BY EMAIL AT ALB.STORMREPORT@NOAA.GOV OR
ON FACEBOOK AT WWW.FACEBOOK.COM/US.NATIONALWEATHERSERVICE.ALBANY.GOV.

LAT...LON 4192 7290 4187 7360 4212 7348 4212 7305
      4209 7307 4204 7305 4204 7300 4197 7302
      4198 7289 4197 7288
TIME...MOT...LOC 2334Z 258DEG 37KT 4201 7330

$$

NAS/JPV

The office that day

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

Issued	Product	Office	Counties	Lasted
May 29, 4:43 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	62 min
May 29, 5:44 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	61 min
May 29, 5:45 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	60 min
May 29, 6:44 PM EDT	Severe Thunderstorm Warning	ALY	Berkshire	61 min
May 28, 8:19 PM EDT	Special Weather Statement	ALY	Fulton	56 min
May 28, 8:28 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Herkimer	47 min
May 28, 9:19 PM EDT	Special Weather Statement	ALY	Fulton	56 min
May 28, 10:15 PM EDT	Special Weather Statement	ALY	Fulton	60 min
May 29, 3:44 AM EDT	Special Weather Statement	ALY	Hamilton	46 min
May 29, 4:06 AM EDT	Special Weather Statement	ALY	Herkimer	39 min
May 29, 4:44 AM EDT	Special Weather Statement	ALY	Hamilton	46 min
May 29, 5:04 AM EDT	Severe Thunderstorm Warning	ALY	Hamilton	26 min
May 29, 5:30 AM EDT	Severe Thunderstorm Warning	ALY	Hamilton, Herkimer	60 min
May 29, 6:52 AM EDT	Special Weather Statement	ALY	Hamilton, Herkimer	38 min
May 29, 7:07 AM EDT	Special Weather Statement	ALY	Warren	38 min
May 29, 7:23 AM EDT	Special Weather Statement	ALY	Hamilton, Herkimer	52 min
May 29, 7:42 AM EDT	Special Weather Statement	ALY	Warren	33 min
May 29, 8:02 AM EDT	Special Weather Statement	ALY	Warren	28 min
May 29, 12:11 PM EDT	Special Weather Statement	ALY	Fulton	34 min
May 29, 12:21 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Hamilton, Herkimer	54 min
May 29, 1:12 PM EDT	Severe Thunderstorm Warning	ALY	Hamilton	44 min
May 29, 1:16 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Hamilton, Saratoga, Warren	59 min
May 29, 1:18 PM EDT	Severe Thunderstorm Warning	ALY	Warren, Washington	57 min
May 29, 1:38 PM EDT	Special Weather Statement	ALY	Hamilton, Herkimer	37 min
May 29, 1:43 PM EDT	Tornado Warning	ALY	Warren, Washington	27 min
May 29, 1:46 PM EDT	Severe Thunderstorm Warning	ALY	Hamilton, Herkimer	59 min
May 29, 1:47 PM EDT	Special Weather Statement	ALY	Rensselaer	43 min
May 29, 2:03 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Hamilton, Herkimer	57 min
May 29, 2:16 PM EDT	Tornado Warning	ALY	Fulton, Hamilton	29 min
May 29, 2:27 PM EDT	Severe Thunderstorm Warning	ALY	Herkimer	42 min
May 29, 2:33 PM EDT	Special Weather Statement	ALY	Rensselaer	42 min
May 29, 2:37 PM EDT	Special Weather Statement	ALY	Washington	23 min
May 29, 2:40 PM EDT	Severe Thunderstorm Warning	ALY	Saratoga, Washington	50 min
May 29, 2:44 PM EDT	Special Weather Statement	ALY	Ulster	61 min
May 29, 2:50 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Hamilton, Herkimer	55 min
May 29, 3:00 PM EDT	Severe Thunderstorm Warning	ALY	Hamilton, Warren	60 min
May 29, 3:17 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Hamilton, Herkimer	58 min
May 29, 3:25 PM EDT	Tornado Warning	ALY	Fulton, Hamilton, Herkimer	35 min
May 29, 3:42 PM EDT	Special Weather Statement	ALY	Ulster	63 min
May 29, 3:46 PM EDT	Severe Thunderstorm Warning	ALY	Greene, Ulster	32 min
May 29, 3:59 PM EDT	Severe Thunderstorm Warning	ALY	Warren, Washington	61 min
May 29, 4:03 PM EDT	Severe Thunderstorm Warning	ALY	Saratoga, Warren	57 min
May 29, 4:20 PM EDT	Severe Thunderstorm Warning	ALY	Fulton, Montgomery, Saratoga	55 min
May 29, 4:24 PM EDT	Special Weather Statement	ALY	Columbia	66 min
May 29, 4:47 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Schenectady, Schoharie	42 min
May 29, 4:47 PM EDT	Severe Thunderstorm Warning	ALY	Saratoga, Washington	43 min
May 29, 4:50 PM EDT	Severe Thunderstorm Warning	ALY	Albany, Rensselaer, Saratoga, Schenectady, Washington	55 min
May 29, 4:56 PM EDT	Areal Flood Advisory	ALY	Fulton, Hamilton, Herkimer, Montgomery, Saratoga, Schenectady and 2 more	2 hr
May 29, 5:09 PM EDT	Severe Thunderstorm Warning	ALY	Washington	51 min
May 29, 5:15 PM EDT	Special Weather Statement	ALY	Dutchess	30 min
May 29, 5:16 PM EDT	Areal Flood Advisory	ALY	Albany, Saratoga	119 min
May 29, 5:17 PM EDT	Severe Thunderstorm Warning	ALY	Washington	28 min
May 29, 5:34 PM EDT	Special Weather Statement	ALY	Rensselaer	41 min
May 29, 5:36 PM EDT	Special Weather Statement	ALY	Greene, Ulster	24 min
May 29, 5:53 PM EDT	Special Weather Statement	ALY	Ulster	37 min
May 29, 6:07 PM EDT	Special Weather Statement	ALY	Greene, Ulster	23 min
May 29, 6:16 PM EDT	Special Weather Statement	ALY	Dutchess	44 min
May 29, 6:29 PM EDT	Severe Thunderstorm Warning	ALY	Columbia, Dutchess	61 min
May 29, 6:39 PM EDT	Special Weather Statement	ALY	Columbia, Dutchess	36 min
May 29, 7:25 PM EDT	Special Weather Statement	ALY		65 min
May 29, 7:42 PM EDT	Areal Flood Advisory	ALY	Northwest Hills Planning Region	3 hr

Nearby

Severe Thunderstorm Warnings in New York, 2012 Severe Thunderstorm Warnings in Massachusetts, 2012 Severe Thunderstorm Warnings in Connecticut, 2012 Every severe thunderstorm warning in 2012

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.