Alert archive / Vermont / Tornado Warnings in 2011

Tornado Warning 1, NWS Burlington, VT

May 26, 2011Caledonia County, Orange County, Washington County, Vermont

NWS Burlington, VT issued this tornado warning at May 26, 2011, 6:54 PM EDT for Caledonia County, Orange County, Washington County, Vermont. It was in force for 36 min. 7 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
May 26, 2011, 6:54 PM EDT (22:54 UTC)
Expired
May 26, 2011, 7:30 PM EDT
In force
36 min
Issued by
NWS Burlington, VT
Area
Storm-based polygon

Counties Caledonia County, VT, Orange County, VT, Washington County, VT

The radar

The Burlington radar (KCXX), 68 km from the middle of the area, began a volume at 22:53 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
May 26, 7:05 PM EDTTSTM WND DMG2 Ne Berlin, VTTREES AND BRANCHES DOWN ALONG POINT RIDGE ROAD
May 26, 7:05 PM EDTTSTM WND DMGMontpelier, VTNUMEROUS TREES DOWN ON BERLIN HILL
May 26, 7:15 PM EDTTSTM WND DMG1 E North Montpelier, VTNUMEROUS TREES BROKEN ALONG TAYLOR FARM ROAD ALONG PLAINFIELD NORTH MONTPELIER
May 26, 7:15 PM EDTTSTM WND DMGEast Montpelier, VTLARGE 36 INCH DIAMETER TREE AND OTHER TREE DEBRIS ALONG ROUTE 14.
May 26, 7:15 PM EDTHAIL 1.5Peacham, VT
May 26, 7:15 PM EDTHAIL 22 W Barre, VT2 INCH DIAMETER HAIL REPORTED BY LOCAL POLICE.
May 26, 7:20 PM EDTHAIL 1Montpelier, VT

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
May 26, 12:29 PM EDTTornado WatchSPC8 hr

The nearest sounding before it

Gray, ME (KGYX), launched 12:00Z, 10.9 hours before the alert went out and 176 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, Gray, ME at 12:00Z on 2011-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Gray, ME at 12:00Z on 2011-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 206 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
986 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
206 m²/s²
0-3 km storm-relative helicity
272 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

022 
WFUS51 KBTV 262254
TORBTV
VTC005-017-023-262330-
/O.NEW.KBTV.TO.W.0001.110526T2254Z-110526T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BURLINGTON VT
654 PM EDT THU MAY 26 2011

THE NATIONAL WEATHER SERVICE IN BURLINGTON HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN CALEDONIA COUNTY IN NORTHEAST VERMONT...
  NORTHERN ORANGE COUNTY IN CENTRAL VERMONT...
  SOUTHERN WASHINGTON COUNTY IN CENTRAL VERMONT...

* UNTIL 730 PM EDT.

* AT 648 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE POSSIBLE
  TORNADO WAS LOCATED NEAR ROXBURY...MOVING EAST AT 40 MPH.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO...
  BERLIN...WILLIAMSTOWN...BARRE...SOUTH BARRE...PLAINFIELD...EAST
  MONTPELIER...PLAINFIELD...EAST ORANGE...MARSHFIELD...TOPSHAM...
  RICKER STATE PARK...GROTON...

THIS TORNADIC STORM IS ALSO CAPABLE OF PRODUCING DAMAGING STRAIGHT
LINE WINDS...LARGE HAIL...AND DEADLY LIGHTNING.

WHEN YOU CAN DO SO SAFELY...PLEASE REPORT TORNADOES...DAMAGING
WINDS...OR HAIL TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL
FREE...1 800 8 6 3 4 2 7 9...OR BY SUBMITTING A STORM REPORT AT
WEATHER.GOV/BURLINGTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...VEHICLE...OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS. AS A LAST RESORT..LIE DOWN IN A LOW
LYING AREA AND COVER YOUR HEAD.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM THURSDAY EVENING FOR
NORTHERN NEW YORK AND VERMONT.

&&

LAT...LON 4440 7216 4402 7212 4409 7281 4429 7276
TIME...MOT...LOC 2254Z 252DEG 36KT 4416 7265

$$
1 follow-up statement
897 
WWUS51 KBTV 262308
SVSBTV

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BURLINGTON VT
708 PM EDT THU MAY 26 2011

VTC005-017-023-262330-
/O.CON.KBTV.TO.W.0001.000000T0000Z-110526T2330Z/
CALEDONIA VT-ORANGE VT-WASHINGTON VT-
708 PM EDT THU MAY 26 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM EDT FOR CENTRAL
WASHINGTON...NORTH CENTRAL ORANGE AND SOUTHWESTERN CALEDONIA
COUNTIES...

AT 704 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE
POSSIBLE TORNADO WAS NEAR BARRE...MOVING EAST AT 40 MPH.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO...
  WEST GROTON...GROTON...PEACHAM...EWELLS MILLS...

THIS STORM PRODUCED DESTRUCTIVE BASEBALL SIZE HAIL IN SOUTH DUXBURY 
AT 650 PM.

WHEN YOU CAN DO SO SAFELY...PLEASE REPORT TORNADOES...DAMAGING
WINDS...OR HAIL TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL
FREE...1 800 8 6 3 4 2 7 9...OR BY SUBMITTING A STORM REPORT AT
WEATHER.GOV/BURLINGTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...VEHICLE...OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS. AS A LAST RESORT..LIE DOWN IN A LOW
LYING AREA AND COVER YOUR HEAD.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM THURSDAY EVENING FOR
NORTHERN NEW YORK AND VERMONT.

&&

LAT...LON 4414 7265 4429 7268 4440 7216 4402 7212
TIME...MOT...LOC 2307Z 252DEG 36KT 4419 7247

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 26, 10:05 AM EDTFlash Flood WatchBTVAddison, Caledonia, Chittenden, Essex, Franklin, Grand Isle and 5 more42 hr
May 26, 12:44 PM EDTSpecial Weather StatementBTVChittenden, Grand Isle61 min
May 26, 12:53 PM EDTSevere Thunderstorm WarningBTVChittenden, Franklin, Grand Isle67 min
May 26, 1:59 PM EDTSevere Thunderstorm WarningBTVCaledonia, Chittenden, Essex, Franklin, Lamoille, Orleans61 min
May 26, 2:30 PM EDTSpecial Weather StatementBTVAddison, Chittenden, Grand Isle30 min
May 26, 2:55 PM EDTSevere Thunderstorm WarningBTVCaledonia, Essex, Orleans50 min
May 26, 3:45 PM EDTSpecial Weather StatementBTVAddison, Chittenden, Franklin, Grand Isle60 min
May 26, 4:15 PM EDTAreal Flood AdvisoryBTVAddison, Chittenden, Franklin, Grand Isle, Lamoille, Orleans6 hr
May 26, 4:27 PM EDTSevere Thunderstorm WarningBTVChittenden, Franklin, Grand Isle, Lamoille, Orleans63 min
May 26, 4:34 PM EDTSevere Thunderstorm WarningBTVAddison, Chittenden, Franklin, Grand Isle56 min
May 26, 5:23 PM EDTSevere Thunderstorm WarningBTVAddison, Chittenden, Franklin, Grand Isle, Lamoille, Orleans67 min
May 26, 6:07 PM EDTSevere Thunderstorm WarningBTVCaledonia, Chittenden, Essex, Lamoille, Orleans, Washington53 min
May 26, 6:24 PM EDTSevere Thunderstorm WarningBTVAddison, Caledonia, Chittenden, Lamoille, Orange, Rutland and 2 more66 min
May 26, 6:58 PM EDTSevere Thunderstorm WarningBTVCaledonia, Essex, Washington32 min
May 26, 7:29 PM EDTTornado WarningBTVCaledonia, Essex, Orange, Washington31 min
May 26, 7:30 PM EDTSevere Thunderstorm WarningBTVAddison, Chittenden, Washington60 min
May 26, 7:33 PM EDTFlash Flood WarningBTVChittenden, Washington3 hr
May 26, 7:45 PM EDTTornado WarningBTVAddison, Caledonia, Orange, Washington30 min
May 26, 7:59 PM EDTTornado WarningBTVCaledonia, Essex31 min

Nearby

Tornado Warnings in Vermont, 2011Every tornado warning in 2011Tornadoes in 2011

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.