Alert archive / Massachusetts / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 99, NWS Albany, NY
NWS Albany, NY issued this severe thunderstorm warning at Jul 7, 2021, 6:48 PM EDT for Berkshire County, Massachusetts; Rensselaer County, New York. It was in force for 27 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 7, 2021, 6:48 PM EDT (22:48 UTC)
- Expired
- Jul 7, 2021, 7:15 PM EDT
- In force
- 27 min
- Issued by
- NWS Albany, NY
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Berkshire County, MA, Rensselaer County, NY
The radar
The Albany radar (KENX), 81 km from the middle of the area, began a volume at 22:51 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.
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 7, 2:41 PM EDT | Severe Thunderstorm Watch | SPC | 10 hr |
The nearest sounding before it
Albany, NY (KALY), launched 12:00Z, 10.8 hours before the alert went out and 62 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
- 18 J/kg
- Mixed-layer CIN
- -132 J/kg
- Mixed-layer LCL
- 923 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
040
WUUS51 KALY 072248
SVRALY
MAC003-NYC083-072345-
/O.NEW.KALY.SV.W.0099.210707T2248Z-210707T2345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
648 PM EDT Wed Jul 7 2021
The National Weather Service in Albany has issued a
* Severe Thunderstorm Warning for...
Northeastern Berkshire County in western Massachusetts...
Southeastern Rensselaer County in east central New York...
* Until 745 PM EDT.
* At 647 PM EDT, a severe thunderstorm was located over Averill Park,
or 10 miles northeast of Nassau, moving east at 30 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
North Adams, Adams, Williamstown, Cheshire, Stephentown, Berlin,
Florida, Hancock, Savoy, New Ashford, West Sand Lake, Averill Park,
Brunswick, Sand Lake, Poestenkill, East Nassau, Hairpin Turn,
Greylock, Soldiers Memorial Field and West Stephentown.
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 4256 7297 4252 7367 4274 7362 4274 7302
4270 7302 4270 7295 4269 7295 4269 7298
4268 7298 4267 7300 4266 7298 4267 7296
4264 7295
TIME...MOT...LOC 2247Z 262DEG 25KT 4264 7350
HAIL...1.00IN
WIND...60MPH
$$
NAS2 follow-up statements
064
WWUS51 KALY 072307
SVSALY
Severe Weather Statement
National Weather Service Albany NY
707 PM EDT Wed Jul 7 2021
MAC003-NYC083-072345-
/O.CON.KALY.SV.W.0099.000000T0000Z-210707T2345Z/
Berkshire MA-Rensselaer NY-
707 PM EDT Wed Jul 7 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM EDT
FOR NORTHEASTERN BERKSHIRE AND SOUTHEASTERN RENSSELAER COUNTIES...
At 707 PM EDT, a severe thunderstorm was located near Berlin, or 10
miles west of North Adams, moving east at 30 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
North Adams, Adams, Williamstown, Cheshire, Stephentown, Berlin,
Florida, Hancock, Savoy, New Ashford, Hairpin Turn, Greylock,
Soldiers Memorial Field, North Hancock, Cheshire Harbor, Arnoldville,
Center Berlin, Braytonville, Zylonite and Bowens Corners.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4253 7347 4274 7341 4274 7302 4270 7302
4270 7295 4269 7295 4269 7298 4268 7298
4267 7300 4266 7298 4267 7296 4264 7295
4256 7297
TIME...MOT...LOC 2307Z 262DEG 25KT 4266 7331
HAIL...1.00IN
WIND...60MPH
$$
NAS703
WWUS51 KALY 072315
SVSALY
Severe Weather Statement
National Weather Service Albany NY
715 PM EDT Wed Jul 7 2021
MAC003-NYC083-072325-
/O.CAN.KALY.SV.W.0099.000000T0000Z-210707T2345Z/
Berkshire MA-Rensselaer NY-
715 PM EDT Wed Jul 7 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN BERKSHIRE AND
SOUTHEASTERN RENSSELAER COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has weakened.
Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1100 PM EDT for
western Massachusetts...and east central New York.
LAT...LON 4253 7347 4274 7341 4274 7302 4270 7302
4270 7295 4269 7295 4269 7298 4268 7298
4267 7300 4266 7298 4267 7296 4264 7295
4256 7297
TIME...MOT...LOC 2312Z 262DEG 25KT 4267 7323
$$
NASThe office that day
Everything else NWS Albany, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 3:19 PM EDT | Special Weather Statement | ALY | Berkshire | 26 min |
| Jul 7, 3:27 PM EDT | Severe Thunderstorm Warning | ALY | Berkshire | 13 min |
| Jul 7, 3:38 PM EDT | Severe Thunderstorm Warning | ALY | Berkshire | 67 min |
| Jul 7, 4:00 PM EDT | Severe Thunderstorm Warning | ALY | Berkshire | 15 min |
| Jul 7, 4:01 PM EDT | Areal Flood Advisory | ALY | Berkshire | 119 min |
| Jul 7, 4:16 PM EDT | Severe Thunderstorm Warning | ALY | Berkshire | 59 min |
| Jul 7, 5:23 PM EDT | Severe Thunderstorm Warning | ALY | Berkshire | 49 min |
| Jul 7, 7:53 PM EDT | Special Weather Statement | ALY | Berkshire | 52 min |
| Jul 7, 1:22 PM EDT | Special Weather Statement | ALY | Schoharie | 53 min |
| Jul 7, 2:14 PM EDT | Special Weather Statement | ALY | Albany | 31 min |
| Jul 7, 2:25 PM EDT | Severe Thunderstorm Warning | ALY | Albany, Greene, Schoharie | 35 min |
| Jul 7, 2:58 PM EDT | Severe Thunderstorm Warning | ALY | Albany, Columbia, Greene, Rensselaer | 32 min |
| Jul 7, 3:07 PM EDT | Special Weather Statement | ALY | Greene | 23 min |
| Jul 7, 3:23 PM EDT | Special Weather Statement | ALY | Columbia | 37 min |
| Jul 7, 3:29 PM EDT | Special Weather Statement | ALY | Rensselaer | 31 min |
| Jul 7, 3:29 PM EDT | Severe Thunderstorm Warning | ALY | Columbia, Greene | 31 min |
| Jul 7, 3:46 PM EDT | Special Weather Statement | ALY | Greene | 29 min |
| Jul 7, 4:41 PM EDT | Special Weather Statement | ALY | Columbia | 34 min |
| Jul 7, 4:44 PM EDT | Severe Thunderstorm Warning | ALY | Columbia, Dutchess | 31 min |
| Jul 7, 4:59 PM EDT | Special Weather Statement | ALY | Columbia | 16 min |
| Jul 7, 5:03 PM EDT | Special Weather Statement | ALY | Greene | 27 min |
| Jul 7, 5:19 PM EDT | Special Weather Statement | ALY | Columbia | 26 min |
| Jul 7, 5:42 PM EDT | Severe Thunderstorm Warning | ALY | Schoharie | 48 min |
| Jul 7, 6:03 PM EDT | Special Weather Statement | ALY | Albany | 27 min |
| Jul 7, 6:06 PM EDT | Severe Thunderstorm Warning | ALY | Albany, Rensselaer | 39 min |
| Jul 7, 6:15 PM EDT | Special Weather Statement | ALY | Schoharie | 30 min |
| Jul 7, 6:25 PM EDT | Severe Thunderstorm Warning | ALY | Albany, Schoharie | 54 min |
| Jul 7, 6:35 PM EDT | Severe Thunderstorm Warning | ALY | Albany, Schoharie | 70 min |
| Jul 7, 6:46 PM EDT | Special Weather Statement | ALY | Rensselaer | 59 min |
| Jul 7, 7:06 PM EDT | Special Weather Statement | ALY | Albany | 24 min |
| Jul 7, 7:22 PM EDT | Special Weather Statement | ALY | Ulster | 38 min |
| Jul 7, 7:34 PM EDT | Special Weather Statement | ALY | Columbia | 41 min |
| Jul 7, 7:59 PM EDT | Special Weather Statement | ALY | Dutchess | 46 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.