Alert archive / Massachusetts / Tornado Warnings in 2011

Tornado Warning 8, NWS Boston/Norton, MA

June 1, 2011Hampden County, Hampshire County, Worcester County, Massachusetts

NWS Boston/Norton, MA issued this tornado warning at Jun 1, 2011, 6:07 PM EDT for Hampden County, Hampshire County, Worcester County, Massachusetts. It was in force for 53 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, 6:07 PM EDT (22:07 UTC)
Expired
Jun 1, 2011, 7:00 PM EDT
In force
53 min
Issued by
NWS Boston/Norton, MA
Area
Storm-based polygon

Counties Hampden County, MA, Hampshire County, MA, Worcester County, MA

The radar

The Boston radar (KBOX), 98 km from the middle of the area, began a volume at 22:09 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
Jun 1, 6:15 PM EDTHAIL 1Chicopee, MAHAM RADIO
Jun 1, 6:20 PM EDTTORNADOSpringfield, MASTATE POLICE REPORT TORNADO IN NORTH SPRINGFIELD AREA.
Jun 1, 6:30 PM EDTTSTM WND DMGBelchertown, MATREES DOWN WITHIN THE TOWN.
Jun 1, 6:30 PM EDTHAIL 0.75Chicopee, MA
Jun 1, 6:32 PM EDTTORNADOWilbraham, MAA TORNADO TOUCHED DOWN IN THE TOWN OF WILBRAHAM FROM 632 PM UNTIL 640 PM. THE TORNADO WAS RATED AS AN EF1 WITH MAXIMUM WINDS OF 90 MPH. THE PATH LENGTH WAS 3.6 MILES AND THE MAXIMUM WIDTH WAS 200 YARDS. THERE WERE ZERO FATALITIES OR INJURIES.
Jun 1, 6:54 PM EDTTORNADOBrimfield, MAA SHORT LIVED TORNADO MOVED THROUGH THE NORTHERN PORTION OF BRIMFIELD BETWEEN 642 PM TO 657 PM. THE RATING WAS DETERMINED TO BE EF1 WITH MAXIMUM WINDS OF 90 MPH. THE PATH LENGTH WAS 1.3 MILES WITH A MAXIMUM WIDTH OF 100 YARDS.THERE WERE NO INJURIES OR FATALITI

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
Jun 1, 12:58 PM EDTTornado WatchSPC7 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 10.1 hours before the alert went out and 138 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 2011-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2410 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 2011-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 159 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
2410 J/kg
Mixed-layer CIN
-130 J/kg
Mixed-layer LCL
836 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
159 m²/s²
0-3 km storm-relative helicity
189 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.5

Open this sounding in Storm Lab

The text

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

639 
WFUS51 KBOX 012207
TORBOX
MAC013-015-027-012300-
/O.NEW.KBOX.TO.W.0008.110601T2207Z-110601T2300Z/

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

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN WORCESTER COUNTY IN CENTRAL MASSACHUSETTS...
  EASTERN HAMPDEN COUNTY IN WESTERN MASSACHUSETTS...
  THIS INCLUDES THE CITIES OF...SPRINGFIELD...CHICOPEE...
  SOUTHEASTERN HAMPSHIRE COUNTY IN WESTERN MASSACHUSETTS...

* UNTIL 700 PM EDT

* AT 604 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR HOLYOKE...
  OR NEAR CHICOPEE...MOVING EAST AT 35 MPH.

* SOME LOCATIONS IN THE WARNING INCLUDE...SOUTH HADLEY...EAST
  LONGMEADOW...GRANBY...LUDLOW...WILBRAHAM...HAMPDEN...BELCHERTOWN...
  PALMER...MONSON...WALES...WARE...BRIMFIELD...WARREN...WEST
  BROOKFIELD...NEW BRAINTREE...BROOKFIELD...STURBRIDGE...NORTH
  BROOKFIELD...SOUTHBRIDGE...EAST BROOKFIELD...SPENCER AND CHARLTON.

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS A
TORNADO MAY ALREADY BE ON THE GROUND OR IS EXPECTED TO DEVELOP
SHORTLY. TAKE COVER NOW! MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE
OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

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 4236 7195 4205 7193 4207 7274 4225 7277
TIME...MOT...LOC 2207Z 263DEG 31KT 4217 7263

$$

DOODY
3 follow-up statements
656 
WWUS51 KBOX 012214
SVSBOX

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

MAC013-015-027-012300-
/O.CON.KBOX.TO.W.0008.000000T0000Z-110601T2300Z/
WORCESTER MA-HAMPSHIRE MA-HAMPDEN MA-
614 PM EDT WED JUN 1 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM EDT FOR EASTERN
HAMPDEN...SOUTHEASTERN HAMPSHIRE AND CENTRAL WORCESTER COUNTIES...

AT 609 PM EDT...UTILITY OFFICIAL REPORTED A TORNADO.  THIS TORNADO 
WAS LOCATED IN WESTFIELD...MOVING EAST AT 35 MPH. THIS IS A VERY 
DANGEROUS SITUATION.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO EAST
LONGMEADOW...GRANBY...LUDLOW...WILBRAHAM...HAMPDEN...BELCHERTOWN...
PALMER...MONSON...WALES...WARE...BRIMFIELD...WARREN...WEST
BROOKFIELD...NEW BRAINTREE...BROOKFIELD...STURBRIDGE...NORTH
BROOKFIELD...SOUTHBRIDGE...EAST BROOKFIELD...SPENCER AND CHARLTON

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT USE HIGHWAY OVERPASSES FOR SHELTER. OVERPASSES DO NOT PROVIDE
PROTECTION FROM TORNADIC WINDS. VEHICLES STOPPED UNDER BRIDGES BLOCK
TRAFFIC AND PREVENT PEOPLE FROM GETTING OUT OF THE STORM'S PATH AND
TO SHELTER. IF YOU CANNOT DRIVE AWAY FROM THE TORNADO...GET OUT OF
YOUR VEHICLE AND LIE FLAT IN A DITCH AS A LAST RESORT.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

&&

LAT...LON 4236 7195 4205 7193 4207 7274 4225 7277
TIME...MOT...LOC 2213Z 263DEG 31KT 4218 7256

$$

DOODY
662 
WWUS51 KBOX 012238
SVSBOX

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

MAC013-015-027-012300-
/O.CON.KBOX.TO.W.0008.000000T0000Z-110601T2300Z/
WORCESTER MA-HAMPSHIRE MA-HAMPDEN MA-
638 PM EDT WED JUN 1 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM EDT FOR EASTERN
HAMPDEN...SOUTHEASTERN HAMPSHIRE AND CENTRAL WORCESTER COUNTIES...

AT 636 PM EDT...LOCAL LAW ENFORCEMENT REPORTED A TORNADO CAUSING 
DAMAGE NEAR SPRINGFIELD.  THIS TORNADO WAS LOCATED NEAR PALMER...OR 
14 MILES NORTHEAST OF SPRINGFIELD...MOVING EAST AT 35 MPH.

THIS IS A DANGEROUS SITUATION...TAKE COVER NOW.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
WALES...WARE...BRIMFIELD...WARREN...WEST BROOKFIELD...NEW
BRAINTREE...BROOKFIELD...STURBRIDGE...NORTH BROOKFIELD...
SOUTHBRIDGE...EAST BROOKFIELD...SPENCER AND CHARLTON

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT USE HIGHWAY OVERPASSES FOR SHELTER. OVERPASSES DO NOT PROVIDE
PROTECTION FROM TORNADIC WINDS. VEHICLES STOPPED UNDER BRIDGES BLOCK
TRAFFIC AND PREVENT PEOPLE FROM GETTING OUT OF THE STORM'S PATH AND
TO SHELTER. IF YOU CANNOT DRIVE AWAY FROM THE TORNADO...GET OUT OF
YOUR VEHICLE AND LIE FLAT IN A DITCH AS A LAST RESORT.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

&&

LAT...LON 4227 7258 4236 7195 4205 7193 4207 7252
TIME...MOT...LOC 2238Z 263DEG 31KT 4221 7227

$$

DOODY
526 
WWUS51 KBOX 012258
SVSBOX

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

MAC013-015-027-012308-
/O.EXP.KBOX.TO.W.0008.000000T0000Z-110601T2300Z/
WORCESTER MA-HAMPSHIRE MA-HAMPDEN MA-
658 PM EDT WED JUN 1 2011

...THE TORNADO WARNING FOR EASTERN HAMPDEN...SOUTHEASTERN HAMPSHIRE
AND CENTRAL WORCESTER COUNTIES WILL EXPIRE AT 700 PM EDT...

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 4227 7258 4236 7195 4205 7193 4207 7252
TIME...MOT...LOC 2258Z 263DEG 31KT 4223 7204

$$

BELK

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 1, 8:25 AM EDTSpecial Weather StatementBOXMiddlesex50 min
Jun 1, 8:32 AM EDTSevere Thunderstorm WarningBOXEssex, Middlesex43 min
Jun 1, 8:48 AM EDTSpecial Weather StatementBOXSuffolk42 min
Jun 1, 8:50 AM EDTSpecial Marine WarningBOX71 min
Jun 1, 8:55 AM EDTSpecial Weather StatementBOXBristol50 min
Jun 1, 9:12 AM EDTSpecial Weather StatementBOXPlymouth48 min
Jun 1, 9:40 AM EDTSpecial Marine WarningBOX50 min
Jun 1, 9:41 AM EDTSpecial Marine WarningBOX64 min
Jun 1, 10:00 AM EDTSpecial Marine WarningBOX39 min
Jun 1, 10:22 AM EDTSpecial Weather StatementBOXBarnstable38 min
Jun 1, 10:36 AM EDTSpecial Marine WarningBOX54 min
Jun 1, 2:37 PM EDTSevere Thunderstorm WarningBOXFranklin, Hampshire53 min
Jun 1, 2:58 PM EDTSpecial Weather StatementBOXHampshire62 min
Jun 1, 3:09 PM EDTSevere Thunderstorm WarningBOXFranklin, Hampden, Hampshire, Worcester51 min
Jun 1, 3:28 PM EDTTornado WarningBOXFranklin, Hampden, Hampshire32 min
Jun 1, 3:32 PM EDTSevere Thunderstorm WarningBOXFranklin, Middlesex, Worcester40 min
Jun 1, 3:56 PM EDTAreal Flood AdvisoryBOXFranklin, Hampden, Hampshire3 hr
Jun 1, 4:05 PM EDTTornado WarningBOXFranklin, Hampden, Hampshire, Worcester40 min
Jun 1, 4:15 PM EDTAreal Flood AdvisoryBOXFranklin, Hampden, Hampshire, Worcester3 hr
Jun 1, 4:18 PM EDTSevere Thunderstorm WarningBOXHampden, Hampshire, Worcester42 min
Jun 1, 4:30 PM EDTTornado WarningBOXHampden, Hampshire, Worcester45 min
Jun 1, 4:44 PM EDTSevere Thunderstorm WarningBOXFranklin, Hampden, Hampshire, Middlesex, Norfolk, Worcester61 min
Jun 1, 4:51 PM EDTAreal Flood AdvisoryBOXFranklin, Hampshire, Worcester3 hr
Jun 1, 5:01 PM EDTTornado WarningBOXFranklin, Hampden, Hampshire, Middlesex, Norfolk, Worcester44 min
Jun 1, 5:06 PM EDTAreal Flood AdvisoryBOXHampden, Worcester3 hr
Jun 1, 5:17 PM EDTFlash Flood WarningBOXMiddlesex, Worcester3 hr
Jun 1, 5:17 PM EDTTornado WarningBOXHampden, Norfolk, Worcester29 min
Jun 1, 5:38 PM EDTSevere Thunderstorm WarningBOXBristol, Norfolk, Worcester67 min
Jun 1, 5:46 PM EDTTornado WarningBOXMiddlesex, Norfolk, Worcester44 min
Jun 1, 5:49 PM EDTFlash Flood WarningBOXBristol, Middlesex, Norfolk, Worcester3 hr
Jun 1, 5:54 PM EDTSevere Thunderstorm WarningBOXFranklin, Worcester52 min
Jun 1, 5:57 PM EDTSevere Thunderstorm WarningBOXFranklin, Hampden, Hampshire, Worcester26 min
Jun 1, 6:00 PM EDTSevere Thunderstorm WarningBOXWorcester45 min
Jun 1, 6:20 PM EDTSpecial Marine WarningBOX28 min
Jun 1, 6:29 PM EDTAreal Flood AdvisoryBOXBristol, Norfolk, Plymouth, Suffolk2 hr
Jun 1, 6:31 PM EDTSpecial Weather StatementBOXNorfolk59 min
Jun 1, 6:44 PM EDTSpecial Weather StatementBOXBristol, Plymouth61 min
Jun 1, 6:44 PM EDTSevere Thunderstorm WarningBOXFranklin, Middlesex, Worcester30 min
Jun 1, 6:57 PM EDTTornado WarningBOXHampden, Worcester63 min
Jun 1, 7:12 PM EDTTornado WarningBOXFranklin, Middlesex, Worcester48 min
Jun 1, 7:14 PM EDTSpecial Marine WarningBOX91 min
Jun 1, 7:15 PM EDTAreal Flood AdvisoryBOXFranklin, Middlesex, Worcester104 min
Jun 1, 7:55 PM EDTSpecial Weather StatementBOXBristol35 min
Jun 1, 7:56 PM EDTSpecial Weather StatementBOXHampden34 min
Jun 1, 7:57 PM EDTSevere Thunderstorm WarningBOXBristol, Middlesex, Norfolk, Plymouth, Suffolk, Worcester24 min
Jun 1, 7:59 PM EDTAreal Flood AdvisoryBOXHampden, Hampshire, Worcester66 min

Nearby

Tornado Warnings in Massachusetts, 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.