Alert archive / Massachusetts / Special Weather Statements in 2011

Special Weather Statement, NWS Boston/Norton, MA

June 1, 2011Barnstable County, Massachusetts

NWS Boston/Norton, MA issued this special weather statement at Jun 1, 2011, 10:53 PM EDT for Barnstable County, Massachusetts. It was in force for 37 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 1, 2011, 10:53 PM EDT (02:53 UTC)
Expired: Jun 1, 2011, 11:30 PM EDT
In force: 37 min
Issued by: NWS Boston/Norton, MA

County Barnstable County, MA

The radar

The Boston radar (KBOX), 86 km from the middle of the area, began a volume at 02:54 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.

The nearest sounding before it

Chatham, MA (KCHH), launched 00:00Z, 2.9 hours before the alert went out and 34 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: 801 J/kg
Mixed-layer CIN: -273 J/kg
Mixed-layer LCL: 869 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 213 m²/s²
0-3 km storm-relative helicity: 297 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.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Boston/Norton, MA wrote its last area forecast discussion before this special weather statement went out at Jun 1, 10:04 PM EDT, 49 minutes earlier.

Area forecast discussion, Jun 1, 10:04 PM EDT, 49 minutes before

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Hazardous weather outlook, Jun 1, 10:02 PM EDT, 51 minutes before

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In the hours before

Special weather statement, Jun 1, 8:15 PM EDT, 2 hours 38 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
815 PM EDT WED JUN 1 2011

MAZ004-005-026-020045-
CENTRAL MIDDLESEX COUNTY MA-NORTHERN WORCESTER MA-NORTHWEST MIDDLESEX
COUNTY MA-
815 PM EDT WED JUN 1 2011

AT 813 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CAPABLE OF PRODUCING WIND GUSTS TO 50 MPH AND UP
TO NICKEL SIZED HAIL 3 MILES NORTH OF PRINCETON...OR ABOUT 6 MILES
WEST OF LEOMINSTER...MOVING EAST AT 45 MPH.

* SOME LOCATIONS AFFECTED INCLUDE...FITCHBURG...LEOMINSTER...
  STERLING...LUNENBURG...CLINTON...LANCASTER...SHIRLEY...BOLTON...
  HARVARD...AYER...GROTON...STOW...BOXBOROUGH...LITTLETON...ACTON...
  MAYNARD...WESTFORD AND CHELMSFORD.

FOR YOUR SAFETY...GET INSIDE WHEN THIS STORM APPROACHES. WINDS MAY BE
STRONG ENOUGH TO BRING DOWN SMALL BRANCHES. MINOR STREET FLOODING AND
PONDING OF WATER IN POOR DRAINAGE AREAS IS ALSO POSSIBLE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT WEDNESDAY EVENING
FOR NORTHERN CONNECTICUT AND MASSACHUSETTS AND SOUTHERN NEW HAMPSHIRE
AND CENTRAL RHODE ISLAND.

&&

LAT...LON 4263 7137 4241 7135 4239 7197 4257 7198

BELK

Special weather statement, Jun 1, 8:39 PM EDT, 2 hours 14 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
839 PM EDT WED JUN 1 2011

MAZ004>007-014>016-019-022-026-020145-
BARNSTABLE MA-CENTRAL MIDDLESEX COUNTY MA-EASTERN ESSEX MA-EASTERN
NORFOLK MA-EASTERN PLYMOUTH MA-NORTHERN WORCESTER MA-NORTHWEST
MIDDLESEX COUNTY MA-SOUTHEAST MIDDLESEX MA-SUFFOLK MA-WESTERN ESSEX
MA-
839 PM EDT WED JUN 1 2011

AT 836 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CAPABLE OF PRODUCING WIND GUSTS TO 50 MPH AND
PENNY SIZED HAIL OVER BOXBOROUGH...OR ABOUT 13 MILES EAST OF
LEOMINSTER...MOVING EAST AT 40 MPH.

* SOME LOCATIONS AFFECTED INCLUDE...ACTON...MAYNARD...LITTLETON...
  DUNSTABLE...WESTFORD...WAYLAND...CONCORD...CHELMSFORD...CARLISLE...
  LINCOLN...LOWELL...WESTON...DRACUT...BEDFORD...WALTHAM...
  BILLERICA...LEXINGTON...NEWTON...TEWKSBURY...BURLINGTON...
  WATERTOWN...BELMONT...ARLINGTON...BRIGHTON...BROOKLINE...
  WILMINGTON...WOBURN...ALLSTON...WINCHESTER...FOREST HILLS...JAMAICA
  PLAIN...CAMBRIDGE...MEDFORD...SOMERVILLE...ANDOVER...STONEHAM...
  READING...BOSTON...CHARLESTOWN...SOUTH BOSTON...EVERETT...MALDEN...
  WAKEFIELD...MELROSE...NORTH READING...EAST BOSTON...CHELSEA...
  LYNNFIELD...SAUGUS...REVERE...MIDDLETON...WINTHROP...LYNN...
  PEABODY...BOXFORD...DANVERS...TOPSFIELD...NAHANT...HULL...
  HINGHAM...SWAMPSCOTT...WENHAM...SALEM...HAMILTON...COHASSET...
  BEVERLY...IPSWICH...MANCHESTER...ESSEX...GLOUCESTER AND ROCKPORT.

FOR YOUR SAFETY...GET INSIDE WHEN THIS STORM APPROACHES. WINDS MAY BE
STRONG ENOUGH TO BRING DOWN SMALL BRANCHES. MINOR STREET FLOODING AND
PONDING OF WATER IN POOR DRAINAGE AREAS IS ALSO POSSIBLE.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM EDT WEDNESDAY EVENING
FOR NORTHERN CONNECTICUT AND MASSACHUSETTS AND SOUTHERN NEW HAMPSHIRE
AND CENTRAL RHODE ISLAND.

&&

LAT...LON 4250 7081 4254 7085 4253 7084 4254 7085
      4248 7082 4242 7094 4245 7095 4244 7095
      4235 7095 4233 7101 4231 7092 4235 7088
      4219 7071 4245 7173 4267 7168 4270 7078
      4266 7069 4270 7063 4264 7057

DOODY

Special weather statement, Jun 1, 9:22 PM EDT, 1 hour 31 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
922 PM EDT WED JUN 1 2011

MAZ022>024-020215-
BARNSTABLE MA-DUKES MA-NANTUCKET MA-
922 PM EDT WED JUN 1 2011

AT 917 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM CAPABLE OF PRODUCING WIND GUSTS TO 40 MPH AND
PENNY SIZED HAIL 5 MILES WEST OF AQUINNAH...OR ABOUT 18 MILES
SOUTHWEST OF VINEYARD HAVEN...MOVING EAST AT 45 MPH.

* SOME LOCATIONS AFFECTED INCLUDE...AQUINNAH...CHILMARK...WEST
  TISBURY...VINEYARD HAVEN...TISBURY...OAK BLUFFS AND EDGARTOWN.

FOR YOUR SAFETY...GET INSIDE WHEN THIS STORM APPROACHES. WINDS MAY BE
STRONG ENOUGH TO BRING DOWN SMALL BRANCHES. MINOR STREET FLOODING AND
PONDING OF WATER IN POOR DRAINAGE AREAS IS ALSO POSSIBLE.

&&

LAT...LON 4139 7043 4139 7044 4134 7029 4133 7073
      4124 7083 4130 7080 4141 7095 4136 7084
      4142 7091 4144 7084 4136 7078 4140 7074
      4144 7083 4146 7077 4141 7073 4148 7059
      4139 7049 4143 7045 4138 7003

DOODY

Local storm report, Jun 1, 9:26 PM EDT, 1 hour 27 minutes before

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Special weather statement, Jun 1, 9:34 PM EDT, 1 hour 19 minutes before

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Special weather statement, Jun 1, 10:53 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 1, 8:03 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Worcester	27 min
Jun 1, 8:10 PM EDT	Severe Thunderstorm Warning	BOX	Hampden, Hampshire, Worcester	44 min
Jun 1, 8:15 PM EDT	Special Weather Statement	BOX	Middlesex	30 min
Jun 1, 8:22 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Norfolk, Worcester	38 min
Jun 1, 8:39 PM EDT	Special Weather Statement	BOX	Essex, Middlesex, Suffolk	66 min
Jun 1, 8:47 PM EDT	Special Marine Warning	BOX		58 min
Jun 1, 8:48 PM EDT	Severe Thunderstorm Warning	BOX	Barnstable, Essex, Middlesex, Norfolk, Plymouth, Suffolk and 1 more	42 min
Jun 1, 8:58 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Norfolk, Worcester	32 min
Jun 1, 9:03 PM EDT	Special Marine Warning	BOX		57 min
Jun 1, 9:22 PM EDT	Special Weather Statement	BOX	Dukes	53 min
Jun 1, 9:34 PM EDT	Special Marine Warning	BOX		56 min
Jun 1, 9:34 PM EDT	Special Weather Statement	BOX	Norfolk, Suffolk	56 min
Jun 1, 9:54 PM EDT	Special Marine Warning	BOX		50 min
Jun 1, 9:58 PM EDT	Special Marine Warning	BOX		62 min
Jun 1, 10:55 PM EDT	Special Marine Warning	BOX		40 min
Jun 1, 11:49 PM EDT	Special Marine Warning	BOX		26 min
Jun 1, 11:55 PM EDT	Special Weather Statement	BOX	Nantucket	50 min

Nearby

Special Weather Statements in Massachusetts, 2011 Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.