Alert archive / Massachusetts / Special Weather Statements in 2016

Special Weather Statement, NWS Boston/Norton, MA

July 15, 2016Plymouth County, Massachusetts

NWS Boston/Norton, MA issued this special weather statement at Jul 15, 2016, 3:08 PM EDT for Plymouth County, Massachusetts. It was in force for 52 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: Jul 15, 2016, 3:08 PM EDT (19:08 UTC)
Expired: Jul 15, 2016, 4:00 PM EDT
In force: 52 min
Issued by: NWS Boston/Norton, MA

County Plymouth County, MA

The radar

The Boston radar (KBOX), 26 km from the middle of the area, began a volume at 19:10 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 12:00Z, 7.1 hours before the alert went out and 78 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: 214 J/kg
Mixed-layer CIN: -124 J/kg
Mixed-layer LCL: 1318 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 42 m²/s²
0-3 km storm-relative helicity: 110 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted.

931 
WWUS81 KBOX 151908
SPSBOX

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
308 PM EDT FRI JUL 15 2016
 
MAZ017>019-152000-
NORTHERN BRISTOL MA-EASTERN PLYMOUTH MA-WESTERN PLYMOUTH MA-
308 PM EDT FRI JUL 15 2016

...STRONG THUNDERSTORM IN NORTH CENTRAL BRISTOL AND CENTRAL PLYMOUTH
COUNTIES...

AT 308 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM OVER
TAUNTON...MOVING EAST AT 15 MPH.

PEA SIZE HAIL AND WIND GUSTS UP TO 50 MPH ARE POSSIBLE WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...
BROCKTON...PLYMOUTH...TAUNTON...BRIDGEWATER...MARSHFIELD...
MIDDLEBOROUGH...EASTON...NORTON...PEMBROKE...ROCKLAND...DUXBURY...
WHITMAN...HANOVER...EAST BRIDGEWATER...RAYNHAM...KINGSTON...CARVER...
LAKEVILLE...NORWELL AND HANSON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

GET INDOORS WHEN THIS STORM APPROACHES. WINDS MAY BE STRONG ENOUGH TO
PRODUCE MINOR DAMAGE...SUCH AS A FEW DOWNED BRANCHES.

&&

LAT...LON 4182 7114 4196 7124 4215 7075 4201 7067
      4201 7070 4200 7071 4200 7070 4199 7070
      4195 7065 4190 7062
TIME...MOT...LOC 1908Z 248DEG 14KT 4191 7111 

$$

FRANK

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 15, 4:11 AM EDT	Dense Fog Advisory	BOX	Barnstable, Bristol, Norfolk, Plymouth	5 hr
Jul 15, 2:02 PM EDT	Special Weather Statement	BOX	Plymouth	43 min
Jul 15, 2:11 PM EDT	Severe Thunderstorm Warning	BOX	Bristol	49 min
Jul 15, 2:12 PM EDT	Special Marine Warning	BOX		48 min
Jul 15, 2:18 PM EDT	Special Weather Statement	BOX	Plymouth	42 min
Jul 15, 2:34 PM EDT	Areal Flood Advisory	BOX	Bristol	56 min
Jul 15, 2:34 PM EDT	Special Weather Statement	BOX	Plymouth	41 min
Jul 15, 2:36 PM EDT	Special Marine Warning	BOX		54 min
Jul 15, 2:54 PM EDT	Special Marine Warning	BOX		51 min
Jul 15, 2:58 PM EDT	Severe Thunderstorm Warning	BOX	Bristol	28 min
Jul 15, 3:06 PM EDT	Special Marine Warning	BOX		54 min
Jul 15, 3:13 PM EDT	Special Weather Statement	BOX	Barnstable	47 min
Jul 15, 3:28 PM EDT	Severe Thunderstorm Warning	BOX	Barnstable	47 min
Jul 15, 3:34 PM EDT	Severe Thunderstorm Warning	BOX	Plymouth	23 min
Jul 15, 3:50 PM EDT	Special Marine Warning	BOX		55 min
Jul 15, 4:17 PM EDT	Special Marine Warning	BOX		43 min
Jul 15, 4:54 PM EDT	Special Weather Statement	BOX	Franklin	51 min
Jul 15, 7:31 PM EDT	Special Weather Statement	BOX	Franklin	44 min
Jul 15, 7:55 PM EDT	Severe Thunderstorm Warning	BOX	Franklin, Hampden, Hampshire	22 min
Jul 15, 1:59 PM EDT	Special Weather Statement	BOX	Kent	46 min
Jul 15, 3:10 PM EDT	Special Weather Statement	BOX	Kent	50 min

Nearby

Special Weather Statements in Massachusetts, 2016 Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.