Alert archive / Rhode Island / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 25, NWS Boston/Norton, MA

July 7, 2016Kent County, Providence County, Rhode Island

NWS Boston/Norton, MA issued this severe thunderstorm warning at Jul 7, 2016, 1:17 PM EDT for Kent County, Providence County, Rhode Island. It was in force for 58 min. 2 reports 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 7, 2016, 1:17 PM EDT (17:17 UTC)
Expired
Jul 7, 2016, 2:15 PM EDT
In force
58 min
Issued by
NWS Boston/Norton, MA
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Kent County, RI, Providence County, RI

The radar

The Boston radar (KBOX), 41 km from the middle of the area, began a volume at 17:20 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

TimeReportWhereRemark
Jul 7, 2:10 PM EDTTSTM WND DMGScituate, RITREE DOWN ON RTE 12 AND SEVEN MILE ROAD
Jul 7, 2:10 PM EDTTSTM WND DMGScituate, RITREE DOWN ON UTILITY POLE AND POWER LINES DOWN ON NIPNUC 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 12:00Z, 5.3 hours before the alert went out and 134 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-pSkew-T log-p diagram, Chatham, MA at 12:00Z on 2016-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 21 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Chatham, MA at 12:00Z on 2016-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 11 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
21 J/kg
Mixed-layer CIN
-89 J/kg
Mixed-layer LCL
1358 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
11 m²/s²
0-3 km storm-relative helicity
-2 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

655 
WUUS51 KBOX 071717
SVRBOX
RIC003-007-071815-
/O.NEW.KBOX.SV.W.0025.160707T1717Z-160707T1815Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
117 PM EDT THU JUL 7 2016

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN KENT COUNTY IN RHODE ISLAND...
  SOUTHERN PROVIDENCE COUNTY IN RHODE ISLAND...

* UNTIL 215 PM EDT

* AT 116 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER
  SCITUATE...OR NEAR JOHNSTON...MOVING EAST AT 10 MPH.

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

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  PROVIDENCE...WARWICK...CRANSTON...COVENTRY...NORTH PROVIDENCE...
  WEST WARWICK...JOHNSTON...SMITHFIELD...SCITUATE...
  GLOCESTER AND FOSTER.

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 4174 7173 4189 7162 4185 7140 4170 7141
TIME...MOT...LOC 1716Z 302DEG 5KT 4178 7160 

HAIL...1.00IN
WIND...60MPH
 
$$

DUNTEN
2 follow-up statements
511 
WWUS51 KBOX 071744
SVSBOX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
144 PM EDT THU JUL 7 2016

RIC003-007-071815-
/O.CON.KBOX.SV.W.0025.000000T0000Z-160707T1815Z/
KENT RI-PROVIDENCE RI-
144 PM EDT THU JUL 7 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM EDT
FOR NORTHEASTERN KENT AND SOUTHEASTERN PROVIDENCE COUNTIES...

AT 143 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR CRANSTON...
MOVING SOUTHEAST AT 5 MPH.

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

SOURCE...RADAR INDICATED. 

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO 
         ROOFS...SIDING...AND TREES. 

LOCATIONS IMPACTED INCLUDE...
PROVIDENCE...WARWICK...CRANSTON...COVENTRY...WEST WARWICK...
JOHNSTON...SCITUATE AND FOSTER.

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 4173 7169 4184 7159 4182 7140 4170 7141
TIME...MOT...LOC 1743Z 302DEG 6KT 4176 7155 

HAIL...1.00IN
WIND...60MPH
 
$$

DUNTEN
961 
WWUS51 KBOX 071816
SVSBOX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
216 PM EDT THU JUL 7 2016

RIC003-007-071826-
/O.EXP.KBOX.SV.W.0025.000000T0000Z-160707T1815Z/
KENT RI-PROVIDENCE RI-
216 PM EDT THU JUL 7 2016

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN KENT AND
SOUTHEASTERN PROVIDENCE COUNTIES HAS EXPIRED...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE...THE WARNING HAS BEEN ALLOWED TO EXPIRE.  HOWEVER GUSTY
WINDS ARE STILL POSSIBLE WITH THIS THUNDERSTORM.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
TAUNTON.

LAT...LON 4173 7169 4184 7159 4182 7140 4170 7141
TIME...MOT...LOC 1815Z 302DEG 5KT 4176 7155 

$$

DUNTEN

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 1:14 PM EDTSpecial Weather StatementBOXProvidence46 min
Jul 7, 1:23 PM EDTFlash Flood WarningBOXProvidence112 min
Jul 7, 2:21 PM EDTSpecial Weather StatementBOXKent39 min
Jul 7, 2:29 PM EDTSpecial Weather StatementBOXProvidence46 min
Jul 7, 3:13 PM EDTSpecial Weather StatementBOXProvidence47 min
Jul 7, 3:20 PM EDTSpecial Weather StatementBOXProvidence40 min
Jul 7, 3:43 PM EDTAreal Flood WarningBOXProvidence3 hr

Nearby

Severe Thunderstorm Warnings in Rhode Island, 2016Every 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.