Alert archive / Massachusetts / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 83, NWS Albany, NY
NWS Albany, NY issued this severe thunderstorm warning at Jul 6, 2021, 4:13 PM EDT for Berkshire County, Massachusetts. It was in force for 49 min. 4 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
- Jul 6, 2021, 4:13 PM EDT (20:13 UTC)
- Expired
- Jul 6, 2021, 5:02 PM EDT
- In force
- 49 min
- Issued by
- NWS Albany, NY
- Area
- Storm-based polygon
- Hail
- 0.88 in
- Wind
- 60.0 mph
County Berkshire County, MA
The radar
The Albany radar (KENX), 86 km from the middle of the area, began a volume at 20:12 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, 4:31 PM EDT | TSTM WND DMG | 1 Nnw Stockbridge, MA | TREES DOWN. TIME ESTIMATED BY RADAR. |
| Jul 6, 4:36 PM EDT | TSTM WND DMG | 1 N Lee, MA | SEVERAL TREES DOWN. TIME ESTIMATED BY RADAR. |
| Jul 6, 4:46 PM EDT | TSTM WND DMG | 2 N Otis, MA | SEVERAL TREES DOWN. TIME ESTIMATED BY RADAR. |
| Jul 6, 4:47 PM EDT | TSTM WND DMG | 4 Sse Becket, MA | SEVERAL TREES 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 |
|---|---|---|---|
| Jul 6, 1:13 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Albany, NY (KALY), launched 12:00Z, 8.2 hours before the alert went out and 76 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.
- 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
The text
As transmitted.
811
WUUS51 KALY 062013
SVRALY
MAC003-062115-
/O.NEW.KALY.SV.W.0083.210706T2013Z-210706T2115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
413 PM EDT Tue Jul 6 2021
The National Weather Service in Albany has issued a
* Severe Thunderstorm Warning for...
Southern Berkshire County in western Massachusetts...
* Until 515 PM EDT.
* At 413 PM EDT, a severe thunderstorm was located near Housatonic,
or near Great Barrington, moving east at 30 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Great Barrington, Lee, Otis, Housatonic, Stockbridge, Monterey,
Alford, Tyringham, Mahkeenac Heights, North Otis, Newsboy Statue,
Glendale, Williamsville, North Egremont, Mahkeenac Terrace,
Interlaken, Risingdale, West Stockbridge Center, Otis Wood Lanes
and Leisure Lee.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
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 4224 7301 4218 7303 4218 7316 4216 7348
4234 7341 4232 7309 4231 7303 4231 7300
4225 7300
TIME...MOT...LOC 2013Z 279DEG 27KT 4226 7345
HAIL...0.88IN
WIND...60MPH
$$
BGM3 follow-up statements
681
WWUS51 KALY 062029
SVSALY
Severe Weather Statement
National Weather Service Albany NY
429 PM EDT Tue Jul 6 2021
MAC003-062115-
/O.CON.KALY.SV.W.0083.000000T0000Z-210706T2115Z/
Berkshire MA-
429 PM EDT Tue Jul 6 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT
FOR SOUTHERN BERKSHIRE COUNTY...
At 428 PM EDT, a severe thunderstorm was located near Austerlitz, or
8 miles north of Great Barrington, moving southeast at 35 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Great Barrington, Lee, Otis, Housatonic, Stockbridge, Monterey,
Alford, Tyringham, Mahkeenac Heights, North Otis, Newsboy Statue,
Glendale, Williamsville, North Egremont, Mahkeenac Terrace,
Interlaken, Risingdale, West Stockbridge Center, Otis Wood Lanes and
Leisure Lee.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4224 7301 4218 7303 4218 7316 4216 7348
4234 7341 4232 7309 4231 7303 4231 7300
4225 7300
TIME...MOT...LOC 2028Z 302DEG 30KT 4232 7338
HAIL...0.88IN
WIND...60MPH
$$
BGM414
WWUS51 KALY 062040
SVSALY
Severe Weather Statement
National Weather Service Albany NY
440 PM EDT Tue Jul 6 2021
MAC003-062115-
/O.CON.KALY.SV.W.0083.000000T0000Z-210706T2115Z/
Berkshire MA-
440 PM EDT Tue Jul 6 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT
FOR SOUTHEASTERN BERKSHIRE COUNTY...
At 440 PM EDT, a severe thunderstorm was located near Lee, or 8 miles
northeast of Great Barrington, moving east at 35 mph.
HAZARD...70 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to mobile
homes, roofs, and outbuildings.
Locations impacted include...
Great Barrington, Lee, Otis, Stockbridge, Monterey, Tyringham, Otis
Wood Lanes, Leisure Lee, Beachwood, Algerie Four Corners, Bonny Rigg
Corners, North Otis, Becket Center, East Lee, Belcher Square, West
Becket, West Otis and South Lee.
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 4224 7301 4218 7303 4218 7316 4217 7337
4233 7332 4232 7309 4231 7303 4231 7300
4225 7300
TIME...MOT...LOC 2040Z 287DEG 30KT 4226 7323
HAIL...0.88IN
WIND...70MPH
$$
BGM810
WWUS51 KALY 062102
SVSALY
Severe Weather Statement
National Weather Service Albany NY
502 PM EDT Tue Jul 6 2021
MAC003-062112-
/O.CAN.KALY.SV.W.0083.000000T0000Z-210706T2115Z/
Berkshire MA-
502 PM EDT Tue Jul 6 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BERKSHIRE COUNTY
IS CANCELLED...
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled. However heavy rain is
still possible with this thunderstorm.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
western Massachusetts.
LAT...LON 4224 7301 4218 7303 4218 7316 4217 7337
4233 7332 4232 7309 4231 7303 4231 7300
4225 7300
TIME...MOT...LOC 2100Z 279DEG 27KT 4223 7301
$$
BGMThe office that day
Everything else NWS Albany, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 2:34 PM EDT | Special Weather Statement | ALY | Berkshire | 56 min |
| Jul 6, 3:15 PM EDT | Severe Thunderstorm Warning | ALY | Berkshire | 60 min |
| Jul 6, 3:16 PM EDT | Special Weather Statement | ALY | Berkshire | 44 min |
| Jul 6, 3:36 PM EDT | Areal Flood Advisory | ALY | Berkshire | 97 min |
| Jul 6, 3:39 PM EDT | Special Weather Statement | ALY | Berkshire | 51 min |
| Jul 6, 3:49 PM EDT | Severe Thunderstorm Warning | ALY | Berkshire | 56 min |
| Jul 6, 4:29 PM EDT | Areal Flood Advisory | ALY | Berkshire | 2 hr |
Nearby
Severe 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.