Alert archive / Massachusetts / Tornado Warnings in 2011

Tornado Warning 6, NWS Boston/Norton, MA

June 1, 2011Northeastern Connecticut Planning Region, Connecticut; Hampden County, Norfolk County, Worcester County, Massachusetts; Providence County, Rhode Island

NWS Boston/Norton, MA issued this tornado warning at Jun 1, 2011, 5:17 PM EDT for Northeastern Connecticut Planning Region, Connecticut; Hampden County, Norfolk County, Worcester County, Massachusetts; Providence County, Rhode Island. It was in force for 29 min. 6 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: Jun 1, 2011, 5:17 PM EDT (21:17 UTC)
Expired: Jun 1, 2011, 5:46 PM EDT
In force: 29 min
Issued by: NWS Boston/Norton, MA
Area: Storm-based polygon

Counties Northeastern Connecticut Planning Region, CT, Hampden County, MA, Norfolk County, MA, Worcester County, MA, Providence County, RI

The radar

The Boston radar (KBOX), 55 km from the middle of the area, began a volume at 21:18 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
Jun 1, 5:17 PM EDT	TSTM WND DMG	Holland, MA	LARGE TREES DOWN THROUGHOUT TOWN.
Jun 1, 5:22 PM EDT	TSTM WND DMG	Sturbridge, MA	ONE TO TWO FOOT DIAMETER TREES DOWN ON ROUTE 15. TREES DOWN IN THE VILLAGE PORTION OF STURBRIDGE. LARGE HIGHWAY SIGN ON I-84 ON EXIT 2 BLOWN OVER. MULTIPLE CARS BLOWN OFF THE ROAD AND ONE CAR FLIPPED OVER ON ITS ROOF.
Jun 1, 5:22 PM EDT	TORNADO	Sturbridge, MA	ST6ATE POLICE NORTHAMPTON REPORTS TORNADO ON THE GROUND IN STURBRIDGE ON INTERSTATE 84 EXIT. CARS OVERTURNED.
Jun 1, 5:24 PM EDT	TORNADO	Sturbridge, MA	ST6ATE POLICE NORTHAMPTON REPORTS TORNADO ON THE GROUND IN STURBRIDGE ON INTERSTATE 84 EXIT. CARS OVERTURNED.
Jun 1, 5:29 PM EDT	HAIL 2	Sturbridge, MA	HAM RADIO
Jun 1, 5:52 PM EDT	TSTM WND DMG	Southbridge, MA	TREES DOWN ALL OVER THE ROADS AROUND ROUTE 169 AND CHARLTON STREET.

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
Jun 1, 12:58 PM EDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Chatham, MA (KCHH), launched 12:00Z, 9.3 hours before the alert went out and 156 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1250 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 36 m²/s²
0-3 km storm-relative helicity: 141 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.

023 
WFUS51 KBOX 012117
TORBOX
CTC013-015-MAC013-021-027-RIC007-012215-
/O.NEW.KBOX.TO.W.0006.110601T2117Z-110601T2215Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
517 PM EDT WED JUN 1 2011

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN PROVIDENCE COUNTY IN RHODE ISLAND...
  THIS INCLUDES THE CITY OF WOONSOCKET...
  SOUTHERN WORCESTER COUNTY IN CENTRAL MASSACHUSETTS...
  SOUTHWESTERN NORFOLK COUNTY IN EASTERN MASSACHUSETTS...
  EXTREME NORTHEASTERN TOLLAND COUNTY IN NORTHERN CONNECTICUT...
  NORTHEASTERN WINDHAM COUNTY IN NORTHERN CONNECTICUT...
  SOUTHEASTERN HAMPDEN COUNTY IN WESTERN MASSACHUSETTS...

* UNTIL 615 PM EDT

* AT 509 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
  A TORNADO NEAR BRIMFIELD...OR 19 MILES NORTHWEST OF PUTNAM...MOVING
  EAST AT 40 MPH.

* THIS IS AN EXTREMELY DANGEROUS TORNADO WITH A HISTORY OF MAJOR
  DAMAGE IN THE SPRINGFIELD AREA.

* SOME LOCATIONS IN THE WARNING INCLUDE...STURBRIDGE...SOUTHBRIDGE...
  CHARLTON...DUDLEY...WEBSTER...OXFORD...MILLBURY...DOUGLAS...
  BURRILLVILLE...GLOCESTER...WHITINSVILLE...UXBRIDGE...MILLVILLE...
  SMITHFIELD...NORTH SMITHFIELD...MENDON...BLACKSTONE...LINCOLN AND
  CUMBERLAND.

MOTORISTS SHOULD LEAVE THEIR VEHICLES AND SEEK SHELTER IN A STURDY
BUILDING. DO NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. AS A LAST
RESORT...EITHER PARK YOUR VEHICLE AND STAY PUT...OR ABANDON YOUR
VEHICLE AND LIE DOWN IN A LOW LYING AREA.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EDT WEDNESDAY EVENING
FOR NORTHERN CONNECTICUT AND MASSACHUSETTS AND SOUTHERN NEW HAMPSHIRE
AND CENTRAL RHODE ISLAND.

&&

LAT...LON 4207 7139 4185 7149 4200 7207 4208 7222
      4221 7218
TIME...MOT...LOC 2114Z 268DEG 34KT 4211 7209

$$

DOODY

1 follow-up statement

399 
WWUS51 KBOX 012146
SVSBOX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
546 PM EDT WED JUN 1 2011

CTC013-015-MAC013-021-027-RIC007-012155-
/O.CAN.KBOX.TO.W.0006.000000T0000Z-110601T2215Z/
TOLLAND CT-WINDHAM CT-WORCESTER MA-NORFOLK MA-PROVIDENCE RI-
HAMPDEN MA-
546 PM EDT WED JUN 1 2011

...THE TORNADO WARNING FOR SOUTHEASTERN HAMPDEN...NORTHERN
PROVIDENCE...SOUTHWESTERN NORFOLK...SOUTHERN WORCESTER...NORTHEASTERN
WINDHAM AND EXTREME NORTHEASTERN TOLLAND COUNTIES IS CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM EDT WEDNESDAY EVENING
FOR NORTHERN CONNECTICUT AND MASSACHUSETTS AND SOUTHERN NEW HAMPSHIRE
AND CENTRAL RHODE ISLAND.

LAT...LON 4207 7139 4185 7149 4200 7207 4208 7222
      4221 7218
TIME...MOT...LOC 2145Z 268DEG 34KT 4212 7169

$$

DOODY

The office that day

Everything else NWS Boston/Norton, MA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 1, 4:15 PM EDT	Areal Flood Advisory	BOX		3 hr
Jun 1, 4:18 PM EDT	Severe Thunderstorm Warning	BOX	Capitol Planning Region, Northeastern Connecticut Planning Region	42 min
Jun 1, 4:30 PM EDT	Tornado Warning	BOX	Capitol Planning Region, Northeastern Connecticut Planning Region	45 min
Jun 1, 5:25 PM EDT	Special Weather Statement	BOX		50 min
Jun 1, 5:38 PM EDT	Severe Thunderstorm Warning	BOX	Northeastern Connecticut Planning Region	67 min
Jun 1, 5:46 PM EDT	Tornado Warning	BOX	Northeastern Connecticut Planning Region	44 min
Jun 1, 6:57 PM EDT	Tornado Warning	BOX	Northeastern Connecticut Planning Region	63 min
Jun 1, 7:56 PM EDT	Special Weather Statement	BOX		34 min
Jun 1, 7:59 PM EDT	Areal Flood Advisory	BOX	Capitol Planning Region	66 min
Jun 1, 8:25 AM EDT	Special Weather Statement	BOX	Middlesex	50 min
Jun 1, 8:32 AM EDT	Severe Thunderstorm Warning	BOX	Essex, Middlesex	43 min
Jun 1, 8:48 AM EDT	Special Weather Statement	BOX	Suffolk	42 min
Jun 1, 8:50 AM EDT	Special Marine Warning	BOX		71 min
Jun 1, 8:55 AM EDT	Special Weather Statement	BOX	Bristol	50 min
Jun 1, 9:12 AM EDT	Special Weather Statement	BOX	Plymouth	48 min
Jun 1, 9:40 AM EDT	Special Marine Warning	BOX		50 min
Jun 1, 9:41 AM EDT	Special Marine Warning	BOX		64 min
Jun 1, 10:00 AM EDT	Special Marine Warning	BOX		39 min
Jun 1, 10:22 AM EDT	Special Weather Statement	BOX	Barnstable	38 min
Jun 1, 10:36 AM EDT	Special Marine Warning	BOX		54 min
Jun 1, 2:37 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampshire	53 min
Jun 1, 2:58 PM EDT	Special Weather Statement	BOX	Hampshire	62 min
Jun 1, 3:09 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampden, Hampshire, Worcester	51 min
Jun 1, 3:28 PM EDT	Tornado Warning	BOX	Franklin, Hampden, Hampshire	32 min
Jun 1, 3:32 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Middlesex, Worcester	40 min
Jun 1, 3:56 PM EDT	Areal Flood Advisory	BOX	Franklin, Hampden, Hampshire	3 hr
Jun 1, 4:05 PM EDT	Tornado Warning	BOX	Franklin, Hampden, Hampshire, Worcester	40 min
Jun 1, 4:44 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampden, Hampshire, Middlesex, Norfolk, Worcester	61 min
Jun 1, 4:51 PM EDT	Areal Flood Advisory	BOX	Franklin, Hampshire, Worcester	3 hr
Jun 1, 5:01 PM EDT	Tornado Warning	BOX	Franklin, Hampden, Hampshire, Middlesex, Norfolk, Worcester	44 min
Jun 1, 5:06 PM EDT	Areal Flood Advisory	BOX	Hampden, Worcester	3 hr
Jun 1, 5:17 PM EDT	Flash Flood Warning	BOX	Middlesex, Worcester	3 hr
Jun 1, 5:49 PM EDT	Flash Flood Warning	BOX	Bristol, Middlesex, Norfolk, Worcester	3 hr
Jun 1, 5:54 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Worcester	52 min
Jun 1, 5:57 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampden, Hampshire, Worcester	26 min
Jun 1, 6:00 PM EDT	Severe Thunderstorm Warning	BOX	Worcester	45 min
Jun 1, 6:07 PM EDT	Tornado Warning	BOX	Hampden, Hampshire, Worcester	53 min
Jun 1, 6:20 PM EDT	Special Marine Warning	BOX		28 min
Jun 1, 6:29 PM EDT	Areal Flood Advisory	BOX	Bristol, Norfolk, Plymouth, Suffolk	2 hr
Jun 1, 6:31 PM EDT	Special Weather Statement	BOX	Norfolk	59 min
Jun 1, 6:44 PM EDT	Special Weather Statement	BOX	Bristol, Plymouth	61 min
Jun 1, 6:44 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Middlesex, Worcester	30 min
Jun 1, 7:12 PM EDT	Tornado Warning	BOX	Franklin, Middlesex, Worcester	48 min
Jun 1, 7:14 PM EDT	Special Marine Warning	BOX		91 min
Jun 1, 7:15 PM EDT	Areal Flood Advisory	BOX	Franklin, Middlesex, Worcester	104 min
Jun 1, 7:55 PM EDT	Special Weather Statement	BOX	Bristol	35 min
Jun 1, 7:57 PM EDT	Severe Thunderstorm Warning	BOX	Bristol, Middlesex, Norfolk, Plymouth, Suffolk, Worcester	24 min

Nearby

Tornado Warnings in Massachusetts, 2011 Tornado Warnings in Connecticut, 2011 Tornado Warnings in Rhode Island, 2011 Every tornado warning in 2011 Tornadoes 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.