Alert archive / Vermont / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 166, NWS Albany, NY
NWS Albany, NY issued this severe thunderstorm warning at Sep 8, 2021, 8:09 PM EDT for Bennington County, Windham County, Vermont; Berkshire County, Massachusetts. It was in force for 66 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
- Sep 8, 2021, 8:09 PM EDT (00:09 UTC)
- Expired
- Sep 8, 2021, 9:15 PM EDT
- In force
- 66 min
- Issued by
- NWS Albany, NY
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Berkshire County, MA, Bennington County, VT, Windham County, VT
The radar
The Albany radar (KENX), 86 km from the middle of the area, began a volume at 00:10 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 |
|---|---|---|---|
| Sep 8, 8:25 PM EDT | TSTM WND DMG | North Bennington, VT | WIRES DOWN. FIRE DEPARTMENT WAS DISPATCHED. 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 |
|---|---|---|---|
| Sep 8, 7:54 PM EDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Albany, NY (KALY), launched 00:00Z, 0.2 hours before the alert went out and 65 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
- 769 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 1050 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 39 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted.
804
WUUS51 KALY 090009
SVRALY
MAC003-VTC003-025-090115-
/O.NEW.KALY.SV.W.0166.210909T0009Z-210909T0115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
809 PM EDT Wed Sep 8 2021
The National Weather Service in Albany has issued a
* Severe Thunderstorm Warning for...
Northeastern Berkshire County in western Massachusetts...
Southern Bennington County in southern Vermont...
Southwestern Windham County in southern Vermont...
* Until 915 PM EDT.
* At 808 PM EDT, a severe thunderstorm was located over Grafton, or 7
miles south of Hoosick Falls, moving northeast 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...
Bennington, North Adams, Stratton, Adams, Williamstown, Shaftsbury,
Pownal, Cheshire, Wilmington, Stamford, Readsboro, Florida,
Hancock, Savoy, New Ashford, West Wardsboro, Lanesborough, North
Bennington, Whitingham and Dover.
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 4274 7286 4274 7302 4270 7302 4270 7295
4267 7300 4266 7296 4264 7295 4257 7297
4249 7336 4274 7327 4275 7328 4279 7329
4303 7326 4311 7287 4273 7270
TIME...MOT...LOC 0008Z 242DEG 21KT 4279 7339
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Wasula1 follow-up statement
583
WWUS51 KALY 090101
SVSALY
Severe Weather Statement
National Weather Service Albany NY
901 PM EDT Wed Sep 8 2021
MAC003-VTC003-025-090115-
/O.CON.KALY.SV.W.0166.000000T0000Z-210909T0115Z/
Berkshire MA-Bennington VT-Windham VT-
901 PM EDT Wed Sep 8 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM EDT
FOR NORTHEASTERN BERKSHIRE...SOUTHEASTERN BENNINGTON AND SOUTHWESTERN
WINDHAM COUNTIES...
At 901 PM EDT, a severe thunderstorm was located 8 miles northwest of
Wilmington, or 9 miles southwest of Stratton, moving northeast at 25
mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
North Adams, Stratton, Adams, Williamstown, Cheshire, Wilmington,
Stamford, Readsboro, Florida, Hancock, Savoy, New Ashford, West
Wardsboro, Lanesborough, Whitingham, Dover, Halifax, Jacksonville,
Searsburg and Somerset.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4274 7286 4275 7295 4274 7296 4274 7302
4270 7302 4270 7295 4267 7300 4266 7296
4264 7295 4257 7297 4249 7336 4274 7327
4277 7298 4282 7297 4308 7300 4311 7287
4273 7270
TIME...MOT...LOC 0101Z 242DEG 21KT 4294 7302
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
WasulaThe office that day
Everything else NWS Albany, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 8, 8:59 PM EDT | Special Weather Statement | ALY | Windham | 31 min |
| Sep 9, 4:04 AM EDT | River Flood Warning | ALY | Bennington | 2 hr |
| Sep 8, 8:31 PM EDT | Severe Thunderstorm Warning | ALY | Berkshire | 59 min |
| Sep 8, 9:24 PM EDT | Severe Thunderstorm Warning | ALY | Berkshire | 21 min |
| Sep 8, 9:53 PM EDT | Areal Flood Advisory | ALY | Berkshire | 112 min |
| Sep 9, 12:04 AM EDT | Areal Flood Advisory | ALY | Berkshire | 116 min |
Nearby
Severe Thunderstorm Warnings in Vermont, 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.