Alert archive / Rhode Island / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 57, NWS Boston/Norton, MA

July 22, 2016Bristol County, Massachusetts; 4 counties in Rhode Island

NWS Boston/Norton, MA issued this severe thunderstorm warning at Jul 22, 2016, 8:44 PM EDT for Bristol County, Massachusetts; 4 counties in Rhode Island. 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, 8:44 PM EDT (00:44 UTC)
Expired: Jul 22, 2016, 9:30 PM EDT
In force: 46 min
Issued by: NWS Boston/Norton, MA
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Bristol County, MA, Bristol County, RI, Kent County, RI, Newport County, RI, Providence County, RI

The radar

The Boston radar (KBOX), 34 km from the middle of the area, began a volume at 00:44 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, 9:20 PM EDT	TSTM WND DMG	Warwick, RI	TREE DOWNED AT MAIN AVE AND SPOONER AVE. TREE DOWN IN ROADWAY ON SUNNY COVE AVE. POWER OUT NEAR LONGMEADOW AVE AND CURRY PLACE. LARGE LIMB BLOCKING EDGEHILL ROAD.

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, 0.7 hours before the alert went out and 112 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.

879 
WUUS51 KBOX 230044
SVRBOX
MAC005-RIC001-003-005-007-230130-
/O.NEW.KBOX.SV.W.0057.160723T0044Z-160723T0130Z/

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

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN BRISTOL COUNTY IN SOUTHEASTERN MASSACHUSETTS...
  BRISTOL COUNTY IN RHODE ISLAND...
  NORTHEASTERN NEWPORT COUNTY IN RHODE ISLAND...
  CENTRAL KENT COUNTY IN RHODE ISLAND...
  SOUTHERN PROVIDENCE COUNTY IN RHODE ISLAND...

* UNTIL 930 PM EDT

* AT 843 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER
  SCITUATE...OR NEAR COVENTRY...MOVING EAST AT 35 MPH.

  HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

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

* LOCATIONS IMPACTED INCLUDE...
  PROVIDENCE...FALL RIVER...WARWICK...CRANSTON...EAST PROVIDENCE...
  COVENTRY...DARTMOUTH...WEST WARWICK...JOHNSTON...NORTH KINGSTOWN...
  BRISTOL...SOMERSET...PORTSMOUTH...BARRINGTON...SWANSEA...
  TIVERTON...WESTPORT...EAST GREENWICH...WARREN AND SCITUATE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 4159 7121 4164 7122 4160 7127 4171 7116
      4173 7122 4172 7126 4167 7124 4164 7129
      4168 7129 4161 7131 4166 7137 4163 7145
      4169 7178 4184 7177 4179 7139 4176 7138
      4178 7137 4174 7105 4156 7103
TIME...MOT...LOC 0043Z 284DEG 33KT 4176 7164 

HAIL...0.75IN
WIND...60MPH
 
$$

FRANK

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, 8:49 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, 11:14 PM EDT	Severe Thunderstorm Warning	BOX	Barnstable	46 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
Jul 22, 8:18 PM EDT	Special Weather Statement	BOX	Providence	42 min
Jul 22, 9:47 PM EDT	Severe Thunderstorm Warning	BOX	Bristol, Kent, Providence	43 min
Jul 22, 10:27 PM EDT	Severe Thunderstorm Warning	BOX	Kent, Providence	48 min
Jul 23, 12:12 AM EDT	Special Weather Statement	BOX	Kent, Newport	48 min

Nearby

Severe Thunderstorm Warnings in Rhode Island, 2016 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.