Alert archive / Vermont / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 19, NWS Burlington, VT

June 29, 2021Rutland County, Windsor County, Vermont

NWS Burlington, VT issued this severe thunderstorm warning at Jun 29, 2021, 3:32 PM EDT for Rutland County, Windsor County, Vermont. It was in force for 58 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
Jun 29, 2021, 3:32 PM EDT (19:32 UTC)
Expired
Jun 29, 2021, 4:30 PM EDT
In force
58 min
Issued by
NWS Burlington, VT
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Rutland County, VT, Windsor County, VT

The radar

The Albany radar (KENX), 122 km from the middle of the area, began a volume at 19:36 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 nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 7.5 hours before the alert went out and 101 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 2021-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 333 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 2021-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 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
333 J/kg
Mixed-layer CIN
-97 J/kg
Mixed-layer LCL
1057 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
80 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

Open this sounding in Storm Lab

The text

As transmitted.

371 
WUUS51 KBTV 291932
SVRBTV
VTC021-027-292030-
/O.NEW.KBTV.SV.W.0019.210629T1932Z-210629T2030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Burlington VT
332 PM EDT Tue Jun 29 2021

The National Weather Service in Burlington has issued a

* Severe Thunderstorm Warning for...
  Southeastern Rutland County in southern Vermont...
  Southwestern Windsor County in southern Vermont...

* Until 430 PM EDT.

* At 331 PM EDT, a severe thunderstorm was located near West Pawlet,
  moving east at 25 mph.

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

  SOURCE...Radar indicated.

  IMPACT...Minor hail damage to vehicles is possible. Expect wind 
           damage to trees and powerlines.

* Locations impacted include...
  Chester, Danby, Pawlet, Andover, Mount Tabor, Weston, Mt. Tabor,
  Wells, Tinmouth, Wallingford, Ludlow, Middletown Springs, Mount
  Holly, Poultney, North Pawlet, East Wells, Russellville, Danby Four
  Corners, South Wallingford and Simonsville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4325 7282 4330 7282 4330 7297 4329 7299
      4330 7298 4331 7325 4347 7325 4335 7263
      4322 7269
TIME...MOT...LOC 1931Z 289DEG 21KT 4339 7330 

HAIL...1.00IN
WIND...60MPH
 
$$

SLW
2 follow-up statements
096 
WWUS51 KBTV 292010
SVSBTV

Severe Weather Statement
National Weather Service Burlington VT
410 PM EDT Tue Jun 29 2021

VTC021-027-292030-
/O.CON.KBTV.SV.W.0019.000000T0000Z-210629T2030Z/
Rutland VT-Windsor VT-
410 PM EDT Tue Jun 29 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM EDT
FOR SOUTHEASTERN RUTLAND AND SOUTHWESTERN WINDSOR COUNTIES...

At 409 PM EDT, a severe thunderstorm was located between Pawlet 
and Danby, moving southeast at 25 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to trees and powerlines. There were already 
         reports of power outages in North Pawlet.

Locations impacted include...
Chester, Danby, Andover, Mount Tabor, Weston, Mt. Tabor, Tinmouth,
Wallingford, Ludlow, Pawlet, Mount Holly, Russellville, Danby Four
Corners, South Wallingford and Simonsville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4325 7282 4330 7282 4330 7297 4329 7299
      4330 7298 4331 7319 4343 7305 4335 7263
      4322 7269
TIME...MOT...LOC 2009Z 291DEG 20KT 4331 7306 

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

SLW
011 
WWUS51 KBTV 292023
SVSBTV

Severe Weather Statement
National Weather Service Burlington VT
423 PM EDT Tue Jun 29 2021

VTC021-027-292032-
/O.EXP.KBTV.SV.W.0019.000000T0000Z-210629T2030Z/
Rutland VT-Windsor VT-
423 PM EDT Tue Jun 29 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN RUTLAND AND
SOUTHWESTERN WINDSOR COUNTIES WILL EXPIRE AT 430 PM EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

LAT...LON 4325 7282 4330 7282 4330 7297 4329 7299
      4330 7298 4331 7319 4343 7305 4335 7263
      4322 7269
TIME...MOT...LOC 2022Z 289DEG 21KT 4330 7304 

$$

SLW

The office that day

Everything else NWS Burlington, VT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 29, 3:08 PM EDTSpecial Weather StatementBTVRutland67 min
Jun 29, 5:00 PM EDTSpecial Weather StatementBTVRutland60 min
Jun 29, 5:20 PM EDTSpecial Weather StatementBTVOrange40 min
Jun 29, 7:35 PM EDTSpecial Weather StatementBTVRutland55 min

Nearby

Severe Thunderstorm Warnings in Vermont, 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.