Alert archive / Massachusetts / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 68, NWS Boston/Norton, MA

July 22, 2016Barnstable County, Massachusetts

NWS Boston/Norton, MA issued this severe thunderstorm warning at Jul 22, 2016, 11:14 PM EDT for Barnstable County, Massachusetts. It was in force for 46 min. 1 report 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: Jul 22, 2016, 11:14 PM EDT (03:14 UTC)
Expired: Jul 23, 2016, 12:00 AM EDT
In force: 46 min
Issued by: NWS Boston/Norton, MA
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Barnstable County, MA

The radar

The Boston radar (KBOX), 71 km from the middle of the area, began a volume at 03:13 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
Jul 22, 11:43 PM EDT	TSTM WND DMG	Mashpee, MA	LARGE BRANCHES DOWN ON GREAT NECK RD.

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

The nearest sounding before it

Chatham, MA (KCHH), launched 00:00Z, 3.2 hours before the alert went out and 36 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: 468 J/kg
Mixed-layer CIN: -204 J/kg
Mixed-layer LCL: 1054 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: 92 m²/s²
0-3 km storm-relative helicity: 157 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted.

738 
WUUS51 KBOX 230314
SVRBOX
MAC001-230400-
/O.NEW.KBOX.SV.W.0068.160723T0314Z-160723T0400Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
1114 PM EDT FRI JUL 22 2016

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN BARNSTABLE COUNTY IN SOUTHEASTERN MASSACHUSETTS...

* UNTIL MIDNIGHT EDT

* AT 1113 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR FALMOUTH...
  MOVING EAST AT 40 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  BARNSTABLE...FALMOUTH...YARMOUTH...SANDWICH...BOURNE...DENNIS...
  MASHPEE...HARWICH AND HYANNIS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4166 7008 4165 7014 4163 7024 4165 7026
      4161 7026 4164 7028 4162 7033 4164 7035
      4161 7043 4162 7043 4155 7049 4156 7065
      4165 7065 4168 7062 4166 7065 4168 7066
      4169 7063 4172 7063 4169 7007
TIME...MOT...LOC 0313Z 280DEG 34KT 4165 7065 

HAIL...<.75IN
WIND...60MPH
 
$$
FIELD

1 follow-up statement

586 
WWUS51 KBOX 230329
SVSBOX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
1129 PM EDT FRI JUL 22 2016

MAC001-230400-
/O.CON.KBOX.SV.W.0068.000000T0000Z-160723T0400Z/
BARNSTABLE MA-
1129 PM EDT FRI JUL 22 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EDT
FOR SOUTHERN BARNSTABLE COUNTY...

AT 1128 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER MASHPEE...OR
NEAR BARNSTABLE...MOVING EAST AT 40 MPH. THIS IS A DANGEROUS STORM.
RADAR INDICATED WIND GUSTS OF 70 MPH.

HAZARD...70 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT CONSIDERABLE TREE DAMAGE. DAMAGE IS LIKELY TO MOBILE 
         HOMES...ROOFS...AND OUTBUILDINGS. 

LOCATIONS IMPACTED INCLUDE...
BARNSTABLE...FALMOUTH...YARMOUTH...SANDWICH...BOURNE...DENNIS...
MASHPEE...HARWICH AND HYANNIS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4166 7008 4165 7014 4163 7024 4165 7026
      4161 7026 4164 7028 4162 7033 4164 7035
      4161 7043 4162 7043 4155 7049 4156 7065
      4165 7065 4168 7062 4166 7065 4168 7066
      4169 7063 4172 7063 4169 7007
TIME...MOT...LOC 0328Z 280DEG 34KT 4163 7046 

HAIL...<.75IN
WIND...70MPH
 
$$
FIELD

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 22, 8:15 PM EDT	Special Marine Warning	BOX		90 min
Jul 22, 8:25 PM EDT	Severe Thunderstorm Warning	BOX	Bristol, Norfolk	65 min
Jul 22, 8:31 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex, Norfolk, Plymouth, Suffolk	59 min
Jul 22, 8:44 PM EDT	Special Marine Warning	BOX		61 min
Jul 22, 8:44 PM EDT	Severe Thunderstorm Warning	BOX	Bristol	46 min
Jul 22, 8:49 PM EDT	Severe Thunderstorm Warning	BOX	Bristol, Plymouth	56 min
Jul 22, 8:53 PM EDT	Special Marine Warning	BOX		52 min
Jul 22, 9:04 PM EDT	Severe Thunderstorm Warning	BOX	Plymouth	41 min
Jul 22, 9:27 PM EDT	Special Weather Statement	BOX	Bristol	48 min
Jul 22, 9:40 PM EDT	Severe Thunderstorm Warning	BOX	Barnstable, Plymouth	35 min
Jul 22, 9:42 PM EDT	Special Marine Warning	BOX		48 min
Jul 22, 10:05 PM EDT	Severe Thunderstorm Warning	BOX	Barnstable	40 min
Jul 22, 10:09 PM EDT	Special Marine Warning	BOX		66 min
Jul 22, 10:15 PM EDT	Special Marine Warning	BOX		60 min
Jul 22, 10:25 PM EDT	Severe Thunderstorm Warning	BOX	Bristol	65 min
Jul 22, 10:40 PM EDT	Special Marine Warning	BOX		65 min
Jul 22, 10:46 PM EDT	Special Marine Warning	BOX		59 min
Jul 22, 11:06 PM EDT	Severe Thunderstorm Warning	BOX	Bristol	54 min
Jul 22, 11:37 PM EDT	Special Marine Warning	BOX		83 min
Jul 22, 11:39 PM EDT	Special Marine Warning	BOX		66 min
Jul 22, 11:55 PM EDT	Severe Thunderstorm Warning	BOX	Barnstable, Bristol, Dukes, Plymouth	50 min
Jul 23, 12:46 AM EDT	Severe Thunderstorm Warning	BOX	Dukes, Nantucket	44 min
Jul 23, 1:10 AM EDT	Special Weather Statement	BOX	Bristol	50 min
Jul 23, 1:41 AM EDT	Special Weather Statement	BOX	Barnstable, Dukes, Nantucket	94 min
Jul 23, 5:36 PM EDT	Special Weather Statement	BOX	Suffolk	39 min
Jul 23, 5:43 PM EDT	Special Weather Statement	BOX	Suffolk	32 min
Jul 23, 5:46 PM EDT	Severe Thunderstorm Warning	BOX	Essex, Middlesex, Suffolk	44 min
Jul 23, 5:52 PM EDT	Special Marine Warning	BOX		38 min
Jul 23, 6:01 PM EDT	Special Weather Statement	BOX	Norfolk	44 min
Jul 23, 6:22 PM EDT	Special Marine Warning	BOX		38 min
Jul 23, 6:27 PM EDT	Special Weather Statement	BOX	Suffolk	48 min
Jul 23, 6:38 PM EDT	Severe Thunderstorm Warning	BOX	Essex, Middlesex, Worcester	52 min
Jul 23, 6:46 PM EDT	Special Marine Warning	BOX		119 min
Jul 23, 6:52 PM EDT	Severe Thunderstorm Warning	BOX	Franklin	38 min
Jul 23, 7:06 PM EDT	Severe Thunderstorm Warning	BOX	Essex, Middlesex, Norfolk, Suffolk, Worcester	54 min
Jul 23, 7:15 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampden, Hampshire, Worcester	60 min
Jul 23, 7:29 PM EDT	Severe Thunderstorm Warning	BOX	Essex, Middlesex, Worcester	31 min
Jul 23, 7:35 PM EDT	Special Marine Warning	BOX		55 min
Jul 23, 7:46 PM EDT	Special Marine Warning	BOX		59 min
Jul 23, 7:50 PM EDT	Special Weather Statement	BOX	Bristol	40 min
Jul 23, 7:53 PM EDT	Special Marine Warning	BOX		67 min
Jul 23, 7:54 PM EDT	Special Weather Statement	BOX	Bristol, Norfolk	51 min
Jul 23, 7:57 PM EDT	Special Weather Statement	BOX	Bristol, Norfolk	48 min

Nearby

Severe Thunderstorm Warnings in Massachusetts, 2016 Every severe thunderstorm warning in 2016

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.