Alert archive / Connecticut / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 10, NWS Albany, NY

May 26, 2021Northwest Hills Planning Region, Connecticut; Columbia County, New York; Berkshire County, Massachusetts

NWS Albany, NY issued this severe thunderstorm warning at May 26, 2021, 5:54 PM EDT for Northwest Hills Planning Region, Connecticut; Columbia County, New York; Berkshire County, Massachusetts. It was in force for 66 min. 2 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
May 26, 2021, 5:54 PM EDT (21:54 UTC)
Expired
May 26, 2021, 7:00 PM EDT
In force
66 min
Issued by
NWS Albany, NY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

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

The radar

The Albany radar (KENX), 78 km from the middle of the area, began a volume at 21:56 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
May 26, 6:45 PM EDTTSTM WND DMGCanaan, CTTREES AND LIMBS REPORTED DOWN
May 26, 7:09 PM EDTTSTM WND DMG2 Ne Falls Village, CTTREES AND WIRES DOWN NEAR INTERSECTION OF ROUTE 7 NORTH AND UNDER MOUNTAIN ROAD

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.

IssuedProductOfficeLasted
May 26, 12:59 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 9.9 hours before the alert went out and 78 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 2021-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 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 2021-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 149 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
6 J/kg
Mixed-layer CIN
-291 J/kg
Mixed-layer LCL
1196 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
149 m²/s²
0-3 km storm-relative helicity
137 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

436 
WUUS51 KALY 262154
SVRALY
CTC005-MAC003-NYC021-262300-
/O.NEW.KALY.SV.W.0010.210526T2154Z-210526T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
554 PM EDT Wed May 26 2021

The National Weather Service in Albany has issued a

* Severe Thunderstorm Warning for...
  Northwestern Litchfield County in northern Connecticut...
  Southwestern Berkshire County in western Massachusetts...
  Southern Columbia County in east central New York...

* Until 700 PM EDT.

* At 554 PM EDT, a severe thunderstorm was located near Livingston,
  or near Hudson, moving southeast at 25 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Great Barrington, Claverack, Livingston, Copake, Sheffield,
  Norfolk, Ancram, Philmont, Canaan, Sandisfield, Falls Village,
  Claverack-Red Mills, Ashley Falls, Salisbury, Hillsdale, New
  Marlborough, Taghkanic, South Norfolk, Sodom and South Canaan.

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.

&&

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 4198 7349 4205 7349 4205 7352 4199 7353
      4216 7388 4232 7368 4209 7307 4208 7307
      4184 7321
TIME...MOT...LOC 2154Z 295DEG 23KT 4218 7372 

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

CS
2 follow-up statements
895 
WWUS51 KALY 262216
SVSALY

Severe Weather Statement
National Weather Service Albany NY
616 PM EDT Wed May 26 2021

CTC005-MAC003-NYC021-262300-
/O.CON.KALY.SV.W.0010.000000T0000Z-210526T2300Z/
Litchfield CT-Berkshire MA-Columbia NY-
616 PM EDT Wed May 26 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR NORTHWESTERN LITCHFIELD...SOUTHWESTERN BERKSHIRE AND SOUTHERN
COLUMBIA COUNTIES...

At 616 PM EDT, a severe thunderstorm was located over Copake, or 10
miles southwest of Great Barrington, moving southeast at 25 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Great Barrington, Livingston, Copake, Sheffield, Norfolk, Ancram,
Philmont, Canaan, Sandisfield, Falls Village, Ashley Falls,
Claverack-Red Mills, Salisbury, Hillsdale, New Marlborough,
Taghkanic, South Norfolk, Sodom, South Canaan and Hartsville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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


&&

LAT...LON 4198 7349 4205 7349 4205 7352 4199 7353
      4216 7388 4228 7357 4209 7307 4208 7307
      4184 7321
TIME...MOT...LOC 2216Z 295DEG 23KT 4212 7355 

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

CS
371 
WWUS51 KALY 262250
SVSALY

Severe Weather Statement
National Weather Service Albany NY
650 PM EDT Wed May 26 2021

CTC005-MAC003-NYC021-262300-
/O.CON.KALY.SV.W.0010.000000T0000Z-210526T2300Z/
Litchfield CT-Berkshire MA-Columbia NY-
650 PM EDT Wed May 26 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR NORTHWESTERN LITCHFIELD...SOUTHWESTERN BERKSHIRE AND SOUTHEASTERN
COLUMBIA COUNTIES...

At 649 PM EDT, a severe thunderstorm was located over Canaan, or 11
miles south of Great Barrington, moving southeast at 25 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Great Barrington, Copake, Sheffield, Norfolk, Ancram, Canaan,
Sandisfield, Falls Village, Ashley Falls, Salisbury, Hillsdale, New
Marlborough, South Norfolk, Sodom, South Canaan, Hartsville,
Konkapot, Wangum Village, Gomorrah and Kelly Corner.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4198 7349 4205 7349 4205 7352 4199 7353
      4209 7374 4226 7351 4209 7307 4208 7307
      4184 7321
TIME...MOT...LOC 2249Z 295DEG 23KT 4203 7329 

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

CS

The office that day

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

IssuedProductOfficeCountiesLasted
May 26, 6:54 PM EDTSevere Thunderstorm WarningALYNorthwest Hills Planning Region66 min
May 26, 7:07 PM EDTSpecial Weather StatementALY38 min
May 26, 7:08 PM EDTSevere Thunderstorm WarningALYNorthwest Hills Planning Region67 min
May 26, 7:26 PM EDTSevere Thunderstorm WarningALYNorthwest Hills Planning Region64 min
May 26, 7:31 PM EDTSevere Thunderstorm WarningALYNorthwest Hills Planning Region59 min
May 26, 7:59 PM EDTSevere Thunderstorm WarningALYNorthwest Hills Planning Region35 min
May 26, 1:50 PM EDTSevere Thunderstorm WarningALYHamilton, Herkimer, Warren55 min
May 26, 2:19 PM EDTSpecial Weather StatementALYWarren26 min
May 26, 2:28 PM EDTSpecial Weather StatementALYOneida47 min
May 26, 2:32 PM EDTSevere Thunderstorm WarningALYFulton, Herkimer43 min
May 26, 2:40 PM EDTSpecial Weather StatementALYFulton35 min
May 26, 2:46 PM EDTSpecial Weather StatementALYFulton29 min
May 26, 2:53 PM EDTSpecial Weather StatementALYWarren22 min
May 26, 3:06 PM EDTSpecial Weather StatementALYFulton24 min
May 26, 3:08 PM EDTSpecial Weather StatementALYFulton37 min
May 26, 3:21 PM EDTSpecial Weather StatementALYWarren24 min
May 26, 3:27 PM EDTSpecial Weather StatementALYSchoharie33 min
May 26, 3:31 PM EDTSpecial Weather StatementALYWarren29 min
May 26, 3:36 PM EDTSpecial Weather StatementALYSaratoga, Washington24 min
May 26, 3:48 PM EDTSpecial Weather StatementALYSchenectady27 min
May 26, 3:55 PM EDTSpecial Weather StatementALYWashington35 min
May 26, 4:11 PM EDTSpecial Weather StatementALYRensselaer34 min
May 26, 4:23 PM EDTSevere Thunderstorm WarningALYRensselaer, Washington37 min
May 26, 5:49 PM EDTSpecial Weather StatementALYColumbia26 min
May 26, 5:51 PM EDTSpecial Weather StatementALYColumbia24 min
May 26, 5:53 PM EDTSevere Thunderstorm WarningALYDutchess, Ulster67 min
May 26, 5:58 PM EDTSevere Thunderstorm WarningALYColumbia, Dutchess, Ulster62 min
May 26, 6:01 PM EDTSevere Thunderstorm WarningALYDutchess, Ulster59 min
May 26, 6:07 PM EDTSpecial Weather StatementALYOrange38 min
May 26, 7:03 PM EDTSevere Thunderstorm WarningALYDutchess57 min
May 26, 4:57 PM EDTSevere Thunderstorm WarningALYBerkshire48 min
May 26, 4:58 PM EDTSpecial Weather StatementALYBerkshire32 min
May 26, 5:35 PM EDTSpecial Weather StatementALYBerkshire25 min

Nearby

Severe Thunderstorm Warnings in Connecticut, 2021Severe Thunderstorm Warnings in New York, 2021Severe Thunderstorm Warnings in Massachusetts, 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.