Alert archive / Massachusetts / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 28, NWS Boston/Norton, MA

June 8, 2011Northeastern Connecticut Planning Region, Connecticut; Middlesex County, Norfolk County, Worcester County, Massachusetts; Providence County, Rhode Island

NWS Boston/Norton, MA issued this severe thunderstorm warning at Jun 8, 2011, 9:42 PM EDT for Northeastern Connecticut Planning Region, Connecticut; Middlesex County, Norfolk County, Worcester County, Massachusetts; Providence County, Rhode Island. It was in force for 48 min. 8 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 8, 2011, 9:42 PM EDT (01:42 UTC)
Expired: Jun 8, 2011, 10:30 PM EDT
In force: 48 min
Issued by: NWS Boston/Norton, MA
Area: Storm-based polygon

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

The radar

The Boston radar (KBOX), 49 km from the middle of the area, began a volume at 01:43 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 8, 9:43 PM EDT	TSTM WND DMG	Charlton, MA	TREES AND WIRES DOWN ON STAFFORD STREET
Jun 8, 9:49 PM EDT	TSTM WND DMG	Dudley, MA	TREES DOWN ON WEST MAIN STREET
Jun 8, 9:49 PM EDT	TSTM WND DMG	Oxford, MA	TREES AND WIRES DOWN ON BROWN ROAD AND JOE JENNY ROAD NEAR SUTTON AVENUE
Jun 8, 9:50 PM EDT	TSTM WND DMG	Dudley, MA	TREES DOWN ON ROUTE 131
Jun 8, 9:51 PM EDT	TSTM WND DMG	Auburn, MA	LARGE BRANCHES AND WIRES DOWN ON CENTRAL STREET
Jun 8, 10:00 PM EDT	TSTM WND DMG	Uxbridge, MA	TREES DOWN ON GLENDALE AVENUE
Jun 8, 10:04 PM EDT	TSTM WND DMG	Millville, MA	TREE DOWN BLOCKING ROADWAY
Jun 8, 10:10 PM EDT	TSTM WND DMG	Woonsocket, RI	TREE DOWN ON HIGHLAND 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 8, 6:45 PM EDT	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Chatham, MA (KCHH), launched 00:00Z, 1.7 hours before the alert went out and 150 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: 522 J/kg
Mixed-layer CIN: -245 J/kg
Mixed-layer LCL: 1312 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 63 m²/s²
0-3 km storm-relative helicity: 131 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

461 
WUUS51 KBOX 090142
SVRBOX
CTC015-MAC017-021-027-RIC007-090230-
/O.NEW.KBOX.SV.W.0028.110609T0142Z-110609T0230Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
942 PM EDT WED JUN 8 2011

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN PROVIDENCE COUNTY IN RHODE ISLAND...
  THIS INCLUDES THE CITIES OF...WOONSOCKET...PROVIDENCE...
  EASTERN WORCESTER COUNTY IN CENTRAL MASSACHUSETTS...
  THIS INCLUDES THE CITIES OF...WORCESTER...MILFORD...LEOMINSTER...
  WESTERN NORFOLK COUNTY IN EASTERN MASSACHUSETTS...
  THIS INCLUDES THE CITY OF FRANKLIN...
  NORTHEASTERN WINDHAM COUNTY IN NORTHERN CONNECTICUT...
  THIS INCLUDES THE CITY OF PUTNAM...
  SOUTH CENTRAL MIDDLESEX COUNTY IN SOUTHEAST MASSACHUSETTS...
  THIS INCLUDES THE CITY OF FRAMINGHAM...

* UNTIL 1030 PM EDT

* AT 939 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE     
  HAIL. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM        
  WESTMINSTER TO RUTLAND TO PAXTON TO LEICESTER TO OXFORD TO         
  WOODSTOCK TO 9 MILES SOUTHWEST OF STURBRIDGE...OR ALONG A LINE     
  EXTENDING FROM LEOMINSTER TO 12 MILES SOUTHWEST OF LEOMINSTER TO   
  7 MILES NORTHWEST OF WORCESTER TO 6 MILES WEST OF WORCESTER TO     
  12 MILES NORTH OF PUTNAM TO 8 MILES NORTHWEST OF PUTNAM TO 12      
  MILES NORTH OF MANSFIELD...AND WAS MOVING SOUTHEAST AT 45 MPH.

* SOME LOCATIONS IN THE WARNING INCLUDE...AUBURN...HOLDEN...
  THOMPSON...STERLING...MILLBURY...SUTTON...DOUGLAS...WEST
  BOYLSTON...LANCASTER...CLINTON...BURRILLVILLE...BOYLSTON...
  BOLTON...WHITINSVILLE...SHREWSBURY...BERLIN...GRAFTON...
  GLOCESTER...NORTHBRIDGE...HUDSON...NORTHBOROUGH...STOW...
  UXBRIDGE...MILLVILLE...MARLBOROUGH...UPTON...NORTH SMITHFIELD...
  FOSTER...MAYNARD...WESTBOROUGH...MENDON...SMITHFIELD...HOPEDALE...
  SOUTHBOROUGH...BLACKSTONE...SUDBURY...LINCOLN...CUMBERLAND...
  HOPKINTON...WAYLAND...BELLINGHAM...NORTH PROVIDENCE...ASHLAND...
  NATICK...HOLLISTON...SHERBORN...MEDWAY...MILLIS AND WRENTHAM.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS AND LARGE HAIL...AS WELL
AS DEADLY LIGHTNING AND TORRENTIAL RAIN. GET TO SAFE SHELTER NOW...
INSIDE A STURDY BUILDING OR IN A VEHICLE. DO NOT SEEK SHELTER UNDER
TREES. IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY
LIGHTNING. DRIVERS SHOULD BE ALERT FOR PONDING OF WATER AND AVOID
FLOODED ROADS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT
WEDNESDAY EVENING FOR NORTHERN CONNECTICUT AND SOUTHERN MASSACHUSETTS
AND SOUTHERN NEW HAMPSHIRE.

&&

LAT...LON 4240 7126 4215 7134 4201 7131 4199 7138
      4196 7140 4188 7140 4182 7140 4182 7179
      4199 7207 4203 7209 4218 7206 4230 7204
      4238 7201 4246 7202 4257 7189
TIME...MOT...LOC 0142Z 300DEG 41KT 4249 7182 4241 7193
          4229 7190 4222 7189 4208 7185 4198 7196
          4198 7213

$$

SIPPRELL

2 follow-up statements

518 
WWUS51 KBOX 090159
SVSBOX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
959 PM EDT WED JUN 8 2011

CTC015-MAC017-021-027-RIC007-090230-
/O.CON.KBOX.SV.W.0028.000000T0000Z-110609T0230Z/
WINDHAM CT-MIDDLESEX MA-WORCESTER MA-NORFOLK MA-PROVIDENCE RI-
959 PM EDT WED JUN 8 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 PM EDT
FOR NORTHERN PROVIDENCE...SOUTHWESTERN NORFOLK...SOUTHEASTERN
WORCESTER...EXTREME SOUTH CENTRAL MIDDLESEX AND NORTHEASTERN WINDHAM
COUNTIES...

AT 956 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER 
SIZE HAIL. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 17 
MILES NORTH OF UPTON TO 13 MILES NORTHWEST OF UPTON TO 6 MILES 
NORTHWEST OF NORTHBRIDGE TO NORTHBRIDGE TO MILLVILLE TO BURRILLVILLE 
TO PUTNAM...OR ALONG A LINE EXTENDING FROM 10 MILES SOUTHEAST OF 
LEOMINSTER TO 7 MILES NORTHEAST OF WORCESTER TO 6 MILES SOUTHEAST OF 
WORCESTER TO 9 MILES WEST OF MILFORD TO 8 MILES WEST OF WOONSOCKET TO
7 MILES EAST OF PUTNAM TO PUTNAM...MOVING SOUTHEAST AT 45 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
GLOCESTER...UXBRIDGE...NORTH SMITHFIELD...MENDON...FOSTER...
HOPEDALE...SMITHFIELD...BLACKSTONE...LINCOLN...CUMBERLAND...
BELLINGHAM...NORTH PROVIDENCE...PROVIDENCE...FRANKLIN...MEDWAY AND
WRENTHAM

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM HAS A HISTORY OF PRODUCING WIND DAMAGE. SEEK SHELTER NOW 
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS!

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT
WEDNESDAY EVENING FOR NORTHERN CONNECTICUT AND SOUTHERN MASSACHUSETTS
AND SOUTHERN NEW HAMPSHIRE.

&&

LAT...LON 4201 7202 4221 7181 4215 7134 4201 7131
      4199 7138 4196 7140 4182 7140 4182 7179
TIME...MOT...LOC 0158Z 298DEG 41KT 4241 7159 4233 7170
          4221 7167 4214 7166 4200 7163 4190 7174
          4190 7191

$$

SIPPRELL

632 
WWUS51 KBOX 090211
SVSBOX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
1011 PM EDT WED JUN 8 2011

CTC015-MAC017-090221-
/O.CAN.KBOX.SV.W.0028.000000T0000Z-110609T0230Z/
WINDHAM CT-MIDDLESEX MA-
1011 PM EDT WED JUN 8 2011

...THE SEVERE THUNDERSTORM WARNING FOR EXTREME SOUTH CENTRAL
MIDDLESEX AND NORTHEASTERN WINDHAM COUNTIES IS CANCELLED...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT
WEDNESDAY EVENING FOR NORTHERN CONNECTICUT AND SOUTHEAST
MASSACHUSETTS.

LAT...LON 4192 7168 4200 7172 4206 7169 4213 7159
      4215 7134 4201 7131 4199 7138 4196 7140
      4182 7140
TIME...MOT...LOC 0211Z 298DEG 41KT 4207 7149 4193 7146
          4192 7170

$$

MAC021-027-RIC007-090230-
/O.CON.KBOX.SV.W.0028.000000T0000Z-110609T0230Z/
WORCESTER MA-NORFOLK MA-PROVIDENCE RI-
1011 PM EDT WED JUN 8 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 PM EDT
FOR NORTHERN PROVIDENCE...SOUTHWESTERN NORFOLK AND SOUTHEASTERN
WORCESTER COUNTIES...

AT 1008 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZE HAIL.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM
MENDON TO LINCOLN TO GLOCESTER...OR ALONG A LINE EXTENDING FROM
MILFORD TO WOONSOCKET TO 9 MILES EAST OF PUTNAM...MOVING SOUTHEAST AT
45 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
MEDWAY...FRANKLIN...WRENTHAM...SMITHFIELD AND NORTH PROVIDENCE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

THIS STORM HAS A HISTORY OF PRODUCING WIDESPREAD WIND DAMAGE ACROSS 
SOUTHERN WORCESTER COUNTY IN MASSACHUSETTS. THIS IS AN EXTREMELY 
DANGEROUS SITUATION. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND 
STAY AWAY FROM WINDOWS!

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT
WEDNESDAY EVENING FOR NORTHERN CONNECTICUT AND SOUTHEAST
MASSACHUSETTS.

&&

LAT...LON 4192 7168 4200 7172 4206 7169 4213 7159
      4215 7134 4201 7131 4199 7138 4196 7140
      4182 7140
TIME...MOT...LOC 0211Z 298DEG 41KT 4207 7149 4193 7146
          4192 7170

$$

SIPPRELL

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 8, 8:12 PM EDT	Severe Thunderstorm Warning	BOX	Capitol Planning Region	48 min
Jun 8, 9:23 PM EDT	Special Weather Statement	BOX		22 min
Jun 9, 12:37 AM EDT	Severe Thunderstorm Warning	BOX	Capitol Planning Region	38 min
Jun 9, 1:04 AM EDT	Severe Thunderstorm Warning	BOX	Capitol Planning Region, Northeastern Connecticut Planning Region	41 min
Jun 9, 1:40 AM EDT	Severe Thunderstorm Warning	BOX	Northeastern Connecticut Planning Region	50 min
Jun 9, 6:54 AM EDT	Severe Thunderstorm Warning	BOX	Northeastern Connecticut Planning Region	51 min
Jun 9, 4:00 PM EDT	Severe Thunderstorm Warning	BOX	Capitol Planning Region	60 min
Jun 9, 4:39 PM EDT	Severe Thunderstorm Warning	BOX	Capitol Planning Region	66 min
Jun 9, 4:46 PM EDT	Areal Flood Advisory	BOX	Capitol Planning Region	3 hr
Jun 9, 4:54 PM EDT	Severe Thunderstorm Warning	BOX	Capitol Planning Region, Northeastern Connecticut Planning Region	54 min
Jun 9, 5:24 PM EDT	Severe Thunderstorm Warning	BOX	Northeastern Connecticut Planning Region	66 min
Jun 9, 5:52 PM EDT	Severe Thunderstorm Warning	BOX	Northeastern Connecticut Planning Region	53 min
Jun 8, 8:37 PM EDT	Special Weather Statement	BOX	Franklin	23 min
Jun 8, 8:56 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampden, Hampshire, Worcester	49 min
Jun 8, 10:21 PM EDT	Severe Thunderstorm Warning	BOX	Bristol, Norfolk, Plymouth	24 min
Jun 8, 10:33 PM EDT	Severe Thunderstorm Warning	BOX	Bristol, Plymouth	42 min
Jun 8, 10:34 PM EDT	Special Marine Warning	BOX		41 min
Jun 8, 10:41 PM EDT	Special Marine Warning	BOX		49 min
Jun 8, 10:51 PM EDT	Special Marine Warning	BOX		39 min
Jun 8, 10:52 PM EDT	Severe Thunderstorm Warning	BOX	Barnstable, Bristol, Dukes, Plymouth	38 min
Jun 8, 11:17 PM EDT	Special Marine Warning	BOX		58 min
Jun 9, 12:19 AM EDT	Special Marine Warning	BOX		41 min
Jun 9, 2:12 AM EDT	Special Marine Warning	BOX		48 min
Jun 9, 2:22 AM EDT	Severe Thunderstorm Warning	BOX	Bristol, Plymouth	23 min
Jun 9, 2:36 AM EDT	Special Marine Warning	BOX		54 min
Jun 9, 2:42 AM EDT	Severe Thunderstorm Warning	BOX	Barnstable, Bristol, Dukes, Plymouth	27 min
Jun 9, 2:53 AM EDT	Special Marine Warning	BOX		52 min
Jun 9, 8:38 AM EDT	Special Weather Statement	BOX	Norfolk, Plymouth	52 min
Jun 9, 10:21 AM EDT	Special Weather Statement	BOX	Hampshire	39 min
Jun 9, 10:24 AM EDT	Severe Thunderstorm Warning	BOX	Hampden, Hampshire	22 min
Jun 9, 3:00 PM EDT	Special Weather Statement	BOX	Franklin, Hampshire	90 min
Jun 9, 3:06 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampshire	54 min
Jun 9, 3:55 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampshire, Middlesex, Worcester	65 min
Jun 9, 3:57 PM EDT	Special Marine Warning	BOX		108 min
Jun 9, 4:23 PM EDT	Severe Thunderstorm Warning	BOX	Essex, Franklin, Hampshire, Middlesex, Norfolk, Suffolk and 1 more	67 min
Jun 9, 5:00 PM EDT	Special Marine Warning	BOX		2 hr
Jun 9, 5:38 PM EDT	Special Marine Warning	BOX		112 min
Jun 9, 6:13 PM EDT	Severe Thunderstorm Warning	BOX	Barnstable, Bristol, Plymouth	62 min
Jun 9, 6:14 PM EDT	Special Marine Warning	BOX		2 hr
Jun 9, 6:49 PM EDT	Severe Thunderstorm Warning	BOX	Barnstable, Dukes, Nantucket	56 min
Jun 8, 10:54 PM EDT	Special Weather Statement	BOX	Washington	36 min
Jun 9, 2:08 AM EDT	Special Weather Statement	BOX	Kent, Newport	67 min
Jun 9, 6:39 PM EDT	Special Weather Statement	BOX	Washington	36 min

Nearby

Severe Thunderstorm Warnings in Massachusetts, 2011 Severe Thunderstorm Warnings in Connecticut, 2011 Severe Thunderstorm Warnings in Rhode Island, 2011 Every severe thunderstorm warning 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.