Severe Thunderstorm Warning 7, NWS Boston/Norton, MA

Issued

Jun 1, 2011, 8:32 AM EDT (12:32 UTC)

Expired

Jun 1, 2011, 9:15 AM EDT

In force

43 min

Issued by

NWS Boston/Norton, MA

Area

Storm-based polygon

Counties Essex County, MA, Middlesex County, MA, Hillsborough County, NH

The Boston radar (KBOX), 85 km from the middle of the area, began a volume at 12:35 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.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

831 
WUUS51 KBOX 011232
SVRBOX
MAC009-017-NHC011-011315-
/O.NEW.KBOX.SV.W.0007.110601T1232Z-110601T1315Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
832 AM EDT WED JUN 1 2011

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ESSEX COUNTY IN EASTERN MASSACHUSETTS...
  THIS INCLUDES THE CITIES OF...NEWBURYPORT...LAWRENCE...
  GLOUCESTER...BEVERLY...
  NORTHEASTERN MIDDLESEX COUNTY IN SOUTHEAST MASSACHUSETTS...
  THIS INCLUDES THE CITY OF LOWELL...
  EXTREME SOUTHEASTERN HILLSBOROUGH COUNTY IN SOUTHERN NEW
  HAMPSHIRE...

* UNTIL 915 AM EDT

* AT 827 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
  STORM WAS LOCATED NEAR DRACUT...OR NEAR LOWELL...AND WAS MOVING
  EAST AT 35 MPH.

* SOME LOCATIONS IN THE WARNING INCLUDE...METHUEN...ANDOVER...NORTH
  ANDOVER...HAVERHILL...GROVELAND...MIDDLETON...MERRIMAC...NEWBURY...
  WEST NEWBURY...BOXFORD...GEORGETOWN...TOPSFIELD...DANVERS...
  AMESBURY...WENHAM...ROWLEY...HAMILTON...SALISBURY...IPSWICH...
  ESSEX...MANCHESTER AND ROCKPORT.

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.

&&

LAT...LON 4287 7081 4269 7077 4266 7069 4270 7063
      4264 7057 4257 7065 4259 7068 4256 7072
      4257 7074 4253 7079 4255 7081 4254 7084
      4260 7133 4277 7132 4274 7119 4279 7119
      4282 7116 4281 7107 4286 7103 4289 7092
TIME...MOT...LOC 1232Z 270DEG 30KT 4270 7122

$$

KJC

275 
WWUS51 KBOX 011244
SVSBOX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
844 AM EDT WED JUN 1 2011

NHC011-011255-
/O.CAN.KBOX.SV.W.0007.000000T0000Z-110601T1315Z/
HILLSBOROUGH NH-
844 AM EDT WED JUN 1 2011

...THE SEVERE THUNDERSTORM WARNING FOR EXTREME SOUTHEASTERN
HILLSBOROUGH COUNTY IS CANCELLED...

LAT...LON 4287 7081 4269 7077 4266 7069 4270 7063
      4264 7057 4257 7065 4259 7068 4256 7072
      4257 7074 4253 7079 4255 7081 4254 7084
      4260 7125 4274 7121 4274 7119 4279 7119
      4282 7116 4281 7107 4286 7103 4289 7092
TIME...MOT...LOC 1245Z 270DEG 30KT 4280 7108 4260 7117

$$

MAC009-017-011315-
/O.CON.KBOX.SV.W.0007.000000T0000Z-110601T1315Z/
MIDDLESEX MA-ESSEX MA-
844 AM EDT WED JUN 1 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 AM EDT
FOR ESSEX AND NORTHEASTERN MIDDLESEX COUNTIES...

AT 840 AM 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
HAVERHILL TO TEWKSBURY...OR ALONG A LINE EXTENDING FROM SALEM TO 6
MILES SOUTHEAST OF LOWELL...MOVING EAST AT 35 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
GROVELAND...MERRIMAC...NEWBURY...WEST NEWBURY...GEORGETOWN...
AMESBURY...BOXFORD...MIDDLETON...NEWBURYPORT...TOPSFIELD...DANVERS...
SALISBURY...ROWLEY...WENHAM...HAMILTON...IPSWICH...BEVERLY...
ROCKPORT...MANCHESTER...GLOUCESTER AND ESSEX

LAT...LON 4287 7081 4269 7077 4266 7069 4270 7063
      4264 7057 4257 7065 4259 7068 4256 7072
      4257 7074 4253 7079 4255 7081 4254 7084
      4260 7125 4274 7121 4274 7119 4279 7119
      4282 7116 4281 7107 4286 7103 4289 7092
TIME...MOT...LOC 1245Z 270DEG 30KT 4280 7108 4260 7117

$$

KJC

551 
WWUS51 KBOX 011316
SVSBOX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
916 AM EDT WED JUN 1 2011

MAC009-017-011325-
/O.EXP.KBOX.SV.W.0007.000000T0000Z-110601T1315Z/
MIDDLESEX MA-ESSEX MA-
916 AM EDT WED JUN 1 2011

...THE SEVERE THUNDERSTORM WARNING FOR ESSEX AND NORTHEASTERN
MIDDLESEX COUNTIES HAS EXPIRED...

THE THUNDERSTORMS HAVE WEAKENED A BIT AND WILL MOVE ACROSS CAPE ANN 
THEN OFFSHORE AROUND 930 AM.  

LAT...LON 4287 7081 4269 7077 4266 7069 4270 7063
      4264 7057 4257 7065 4259 7068 4256 7072
      4257 7074 4253 7079 4255 7081 4254 7084
      4260 7125 4274 7121 4274 7119 4279 7119
      4282 7116 4281 7107 4286 7103 4289 7092
TIME...MOT...LOC 1315Z 270DEG 30KT 4280 7074 4259 7085

$$

KJC

Severe Thunderstorm Warnings in Massachusetts, 2011Severe Thunderstorm Warnings in New Hampshire, 2011Every severe thunderstorm warning in 2011

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.