Alert archive / Rhode Island / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 16, NWS Boston/Norton, MA

June 3, 2012Newport County, Washington County, Rhode Island

NWS Boston/Norton, MA issued this severe thunderstorm warning at Jun 3, 2012, 4:51 PM EDT for Newport County, Washington County, Rhode Island. It was in force for 18 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
Jun 3, 2012, 4:51 PM EDT (20:51 UTC)
Expired
Jun 3, 2012, 5:09 PM EDT
In force
18 min
Issued by
NWS Boston/Norton, MA
Area
Storm-based polygon

Counties Newport County, RI, Washington County, RI

The radar

The Boston radar (KBOX), 56 km from the middle of the area, began a volume at 20:51 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
Jun 3, 5:05 PM EDTHAIL 1Narragansett, RIHAM RADIO

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, 8.9 hours before the alert went out and 118 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 2012-06-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 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 2012-06-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -59 square meters per square second.1939587897Sfc1 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
5 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
470 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
-59 m²/s²
0-3 km storm-relative helicity
74 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.

773 
WUUS51 KBOX 032051
SVRBOX
RIC005-009-032130-
/O.NEW.KBOX.SV.W.0016.120603T2051Z-120603T2130Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
451 PM EDT SUN JUN 3 2012

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN NEWPORT COUNTY IN RHODE ISLAND...
  THIS INCLUDES THE CITY OF NEWPORT...
  CENTRAL WASHINGTON COUNTY IN RHODE ISLAND...
  THIS INCLUDES THE CITY OF SOUTH KINGSTOWN...

* UNTIL 530 PM EDT

* AT 447 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  RICHMOND...OR NEAR SOUTH KINGSTOWN...AND WAS MOVING EAST AT 20 MPH.

* SOME LOCATIONS IN THE WARNING INCLUDE...NORTH KINGSTOWN...
  NARRAGANSETT...JAMESTOWN AND LITTLE COMPTON.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS AND LARGE HAIL...AS WELL
AS DEADLY LIGHTNING AND TORRENTIAL RAIN. GET TO SAFE SHELTER NOW...
INSIDE A STURDY BUILDING OR IN A VEHICLE. DO NOT SEEK SHELTER UNDER
TREES. IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY
LIGHTNING. DRIVERS SHOULD BE ALERT FOR PONDING OF WATER AND AVOID
FLOODED ROADS.

&&

LAT...LON 4146 7178 4155 7174 4152 7135 4150 7135
      4152 7133 4151 7123 4148 7123 4151 7121
      4150 7114 4147 7114 4145 7120 4149 7121
      4147 7124 4148 7126 4145 7131 4146 7137
      4145 7141 4146 7141 4149 7141 4135 7148
TIME...MOT...LOC 2051Z 287DEG 17KT 4146 7157

$$

FRANK
2 follow-up statements
117 
WWUS51 KBOX 032059
SVSBOX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
459 PM EDT SUN JUN 3 2012

RIC005-009-032130-
/O.CON.KBOX.SV.W.0016.000000T0000Z-120603T2130Z/
NEWPORT RI-WASHINGTON RI-
459 PM EDT SUN JUN 3 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR CENTRAL WASHINGTON AND SOUTHERN NEWPORT COUNTIES...

AT 456 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED NEAR SOUTH KINGSTOWN...MOVING EAST AT 20 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO NORTH
KINGSTOWN...NARRAGANSETT...JAMESTOWN...NEWPORT AND LITTLE COMPTON

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

&&

LAT...LON 4144 7170 4153 7166 4152 7135 4150 7135
      4152 7133 4151 7123 4148 7123 4151 7121
      4150 7114 4147 7114 4145 7120 4149 7121
      4147 7124 4148 7126 4145 7131 4146 7137
      4145 7141 4149 7141 4135 7148
TIME...MOT...LOC 2059Z 287DEG 17KT 4145 7152

$$

FRANK
935 
WWUS51 KBOX 032109
SVSBOX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
509 PM EDT SUN JUN 3 2012

RIC005-009-032117-
/O.CAN.KBOX.SV.W.0016.000000T0000Z-120603T2130Z/
NEWPORT RI-WASHINGTON RI-
509 PM EDT SUN JUN 3 2012

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL WASHINGTON AND
SOUTHERN NEWPORT COUNTIES IS CANCELLED...

THE THUNDERSTORM THAT PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE 
LIMITS.  THEREFORE...THE SEVERE THUNDERSTORM WARNING HAS BEEN 
CANCELLED.  HOWEVER...DANGEROUS CLOUD TO GROUND LIGHTNING AND BRIEF 
HEAVY RAIN REMAINS POSSIBLE WITH THIS STORM.

LAT...LON 4144 7170 4153 7166 4152 7135 4150 7135
      4152 7133 4151 7123 4148 7123 4151 7121
      4150 7114 4147 7114 4145 7120 4149 7121
      4147 7124 4148 7126 4145 7131 4146 7137
      4145 7141 4149 7141 4135 7148
TIME...MOT...LOC 2107Z 287DEG 17KT 4144 7147

$$

FRANK

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 3, 4:32 PM EDTSpecial Weather StatementBOXWashington43 min
Jun 3, 5:13 PM EDTSpecial Weather StatementBOXKent, Providence, Washington62 min
Jun 3, 5:50 PM EDTSpecial Weather StatementBOXKent40 min

Nearby

Severe Thunderstorm Warnings in Rhode Island, 2012Every severe thunderstorm warning in 2012

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.