Alert archive / Massachusetts / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 61, NWS Albany, NY

June 30, 2021Berkshire County, Massachusetts; Columbia County, New York

NWS Albany, NY issued this severe thunderstorm warning at Jun 30, 2021, 3:35 PM EDT for Berkshire County, Massachusetts; Columbia County, New York. It was in force for 40 min. 9 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
Jun 30, 2021, 3:35 PM EDT (19:35 UTC)
Expired
Jun 30, 2021, 4:15 PM EDT
In force
40 min
Issued by
NWS Albany, NY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Berkshire County, MA, Columbia County, NY

The radar

The Albany radar (KENX), 83 km from the middle of the area, began a volume at 19:35 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
Jun 30, 3:36 PM EDTTSTM WND DMG2 Se Canaan, NYMULTIPLE TREES AND WIRES DOWN ON ROUTE 295 BETWEEN ROUTE 22 AND MASSACHUSETTS LINE. TIME ESTIMATED BY RADAR.
Jun 30, 3:36 PM EDTTSTM WND DMG2 Se Canaan, NYTREE AND WIRES DOWN ALONG ROUTE 22 AND MILLER RD.
Jun 30, 3:36 PM EDTTSTM WND DMG2 W Richmond, NYTREE AND WIRES DOWN ON LILLY RD. TIME ESTIMATED BY RADAR.
Jun 30, 3:40 PM EDTTSTM WND DMG2 Se Canaan, NYA SEVERE THUNDERSTORM CAUSED A SERIES OF MICROBURSTS BETWEEN CANAAN, NY AND RICHMOND, MA BETWEEN 340 PM AND 350 PM. DAMAGE BEGAN NEAR THE INTERSECTION OF NY ROUTES 22 AND 295 WHERE THE DEPARTMENT OF PUBLIC WORKS REPORTED A REMOTE AREA WHERE APPROXIMATELY 50 TR
Jun 30, 3:50 PM EDTTSTM WND DMGLenox, MAMULTIPLE TREES DOWN. ALSO WEST OF TOWN TO ROUTE 41.
Jun 30, 3:51 PM EDTTSTM WND DMGRichmond, MANUMEROUS TREES DOWN, 15 REPORTS, IN RICHMOND
Jun 30, 4:05 PM EDTTSTM WND DMG3 Nw Becket, MATREES ON WIRES AND NEARBY RESIDENCE. TIME ESTIMATED BY RADAR.
Jun 30, 4:07 PM EDTTSTM WND DMG4 Ssw Hinsdale, MASEVERAL LARGE TREES DOWN ON ROUTE 8 AND BLOCKING WASHINGTON MTN ROAD.
Jun 30, 4:10 PM EDTTSTM WND DMG1 Nnw Becket, MASEVERAL LARGE TREES DOWN ALONG ROUTE 8.

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
Jun 30, 3:21 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 7.6 hours before the alert went out and 71 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 2021-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 113 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 2021-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 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
113 J/kg
Mixed-layer CIN
-257 J/kg
Mixed-layer LCL
1162 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
98 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

513 
WUUS51 KALY 301935
SVRALY
MAC003-NYC021-302015-
/O.NEW.KALY.SV.W.0061.210630T1935Z-210630T2015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
335 PM EDT Wed Jun 30 2021

The National Weather Service in Albany has issued a

* Severe Thunderstorm Warning for...
  Central Berkshire County in western Massachusetts...
  Northeastern Columbia County in east central New York...

* Until 415 PM EDT.

* At 335 PM EDT, a severe thunderstorm was located near Austerlitz,
  or 8 miles east of Chatham, moving east at 25 mph.

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

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Pittsfield, Lee, Lenox, Becket, Dalton, Hinsdale, Canaan, Richmond,
  West Stockbridge, Peru, Washington, Barkerville, Mahkeenac Heights,
  Tanglewood, New Lenox, Lenox Dale, The Boulders, The Center At
  Lenox, Adams Junction and Yankee Orchards.

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 4239 7301 4238 7301 4239 7306 4238 7307
      4233 7306 4231 7303 4231 7300 4225 7300
      4224 7301 4233 7350 4245 7350 4250 7298
TIME...MOT...LOC 1935Z 271DEG 22KT 4238 7343 

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

KSL
2 follow-up statements
917 
WWUS51 KALY 301951
SVSALY

Severe Weather Statement
National Weather Service Albany NY
351 PM EDT Wed Jun 30 2021

NYC021-302001-
/O.CAN.KALY.SV.W.0061.000000T0000Z-210630T2015Z/
Columbia NY-
351 PM EDT Wed Jun 30 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN COLUMBIA 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 1000 PM EDT for
western Massachusetts.

LAT...LON 4239 7301 4238 7301 4239 7306 4238 7307
      4233 7306 4231 7303 4231 7300 4225 7300
      4232 7332 4244 7334 4250 7298
TIME...MOT...LOC 1951Z 271DEG 22KT 4238 7330 

$$

MAC003-302015-
/O.CON.KALY.SV.W.0061.000000T0000Z-210630T2015Z/
Berkshire MA-
351 PM EDT Wed Jun 30 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM EDT
FOR CENTRAL BERKSHIRE COUNTY...

At 351 PM EDT, a severe thunderstorm was located over Lenox, or near
Pittsfield, moving east at 25 mph.

HAZARD...70 mph wind gusts and half dollar size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect considerable 
         tree damage. Wind damage is also likely to mobile homes, 
         roofs, and outbuildings.

Locations impacted include...
Pittsfield, Lee, Lenox, Becket, Hinsdale, Peru, Washington,
Barkerville, Tanglewood, New Lenox, Lenox Dale, The Center At Lenox,
Adams Junction, Yankee Orchards, Stearnsville, Mahkeenac Terrace,
Tanglewood Performing Arts Center, West Pittsfield, Wheatleigh and
Stevens Corner.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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.

&&

LAT...LON 4239 7301 4238 7301 4239 7306 4238 7307
      4233 7306 4231 7303 4231 7300 4225 7300
      4232 7332 4244 7334 4250 7298
TIME...MOT...LOC 1951Z 271DEG 22KT 4238 7330 

HAIL...1.25IN
WIND...70MPH
 
$$

KSL
000 
WWUS51 KALY 301959
SVSALY

Severe Weather Statement
National Weather Service Albany NY
359 PM EDT Wed Jun 30 2021

MAC003-302015-
/O.CON.KALY.SV.W.0061.000000T0000Z-210630T2015Z/
Berkshire MA-
359 PM EDT Wed Jun 30 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM EDT
FOR CENTRAL BERKSHIRE COUNTY...

At 359 PM EDT, a severe thunderstorm was located near Lee, or 7 miles
south of Pittsfield, moving east at 30 mph.

This is a very dangerous storm.

HAZARD...80 mph wind gusts and golf ball size hail.

SOURCE...Radar indicated.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be heavily damaged. Expect 
         considerable damage to roofs, windows, and vehicles. 
         Extensive tree damage and power outages are likely.

Locations impacted include...
Pittsfield, Lee, Lenox, Becket, Hinsdale, Peru, Washington,
Wheatleigh, Lenox Station, Bonny Rigg Corners, Tanglewood, Eastover,
New Lenox, Becket Center, Lenox Dale, The Center At Lenox, Lenox
House Country Shops and Tanglewood Performing Arts Center.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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.

&&

LAT...LON 4239 7301 4238 7301 4239 7306 4238 7307
      4233 7306 4231 7303 4231 7300 4225 7300
      4232 7331 4241 7333 4246 7299
TIME...MOT...LOC 1959Z 282DEG 26KT 4235 7321 

TORNADO...POSSIBLE
HAIL...1.75IN
WIND...80MPH
 
$$

KSL

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 3:29 PM EDTSpecial Weather StatementALYBerkshire31 min
Jun 30, 3:32 PM EDTSpecial Weather StatementALYBerkshire43 min
Jun 30, 3:48 PM EDTSevere Thunderstorm WarningALYBerkshire14 min
Jun 30, 4:01 PM EDTSevere Thunderstorm WarningALYBerkshire27 min
Jun 30, 4:09 PM EDTSevere Thunderstorm WarningALYBerkshire21 min
Jun 30, 4:39 PM EDTSpecial Weather StatementALYBerkshire36 min
Jun 30, 5:09 PM EDTAreal Flood AdvisoryALYBerkshire2 hr
Jun 30, 5:34 PM EDTSevere Thunderstorm WarningALYBerkshire56 min
Jun 30, 5:58 PM EDTFlash Flood WarningALYBerkshire3 hr
Jun 29, 8:33 PM EDTSpecial Weather StatementALYColumbia27 min
Jun 29, 8:53 PM EDTSpecial Weather StatementALYColumbia37 min
Jun 29, 9:29 PM EDTSpecial Weather StatementALYColumbia46 min
Jun 29, 10:53 PM EDTAreal Flood AdvisoryALYColumbia, Greene, Ulster3 hr
Jun 29, 11:05 PM EDTSevere Thunderstorm WarningALYColumbia, Greene, Ulster32 min
Jun 30, 11:14 AM EDTSpecial Weather StatementALYHamilton46 min
Jun 30, 11:59 AM EDTSpecial Weather StatementALYHamilton31 min
Jun 30, 12:50 PM EDTSpecial Weather StatementALYHerkimer25 min
Jun 30, 1:13 PM EDTSpecial Weather StatementALYWarren32 min
Jun 30, 1:16 PM EDTSpecial Weather StatementALYHamilton29 min
Jun 30, 1:22 PM EDTSevere Thunderstorm WarningALYHerkimer38 min
Jun 30, 1:41 PM EDTSevere Thunderstorm WarningALYFulton, Herkimer49 min
Jun 30, 1:45 PM EDTSpecial Weather StatementALYFulton45 min
Jun 30, 2:18 PM EDTSevere Thunderstorm WarningALYFulton, Montgomery, Saratoga, Schenectady, Warren42 min
Jun 30, 2:21 PM EDTSpecial Weather StatementALYSchenectady39 min
Jun 30, 2:41 PM EDTSpecial Weather StatementALYSchoharie34 min
Jun 30, 2:53 PM EDTSpecial Weather StatementALYColumbia37 min
Jun 30, 2:54 PM EDTSevere Thunderstorm WarningALYRensselaer, Saratoga, Schenectady, Washington36 min
Jun 30, 2:59 PM EDTSpecial Weather StatementALYMontgomery31 min
Jun 30, 3:00 PM EDTSpecial Weather StatementALYRensselaer30 min
Jun 30, 3:24 PM EDTSevere Thunderstorm WarningALYRensselaer, Washington30 min
Jun 30, 3:25 PM EDTAreal Flood AdvisoryALYRensselaer44 min
Jun 30, 3:31 PM EDTSpecial Weather StatementALYRensselaer29 min
Jun 30, 3:35 PM EDTAreal Flood AdvisoryALYRensselaer55 min
Jun 30, 4:36 PM EDTSpecial Weather StatementALYSchoharie24 min
Jun 30, 4:47 PM EDTSevere Thunderstorm WarningALYAlbany, Schoharie43 min
Jun 30, 5:31 PM EDTSpecial Weather StatementALYColumbia44 min
Jun 30, 5:43 PM EDTSpecial Weather StatementALYUlster47 min
Jun 30, 5:45 PM EDTSpecial Weather StatementALYColumbia30 min
Jun 30, 5:49 PM EDTAreal Flood AdvisoryALYColumbia80 min
Jun 30, 6:12 PM EDTSevere Thunderstorm WarningALYDutchess48 min
Jun 30, 6:32 PM EDTSevere Thunderstorm WarningALYUlster28 min
Jun 30, 6:34 PM EDTSevere Thunderstorm WarningALYDutchess, Ulster41 min
Jun 30, 6:58 PM EDTAreal Flood AdvisoryALYDutchess, Ulster107 min
Jun 30, 7:08 PM EDTSevere Thunderstorm WarningALYDutchess67 min

Nearby

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