Alert archive / Connecticut / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 76, NWS Boston/Norton, MA

August 10, 2000Northeastern Connecticut Planning Region, Connecticut; Providence County, Rhode Island

NWS Boston/Norton, MA issued this severe thunderstorm warning at Aug 10, 2000, 2:56 AM EDT for Northeastern Connecticut Planning Region, Connecticut; Providence County, Rhode Island. It was in force for 49 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Aug 10, 2000, 2:56 AM EDT (06:56 UTC)
Expired
Aug 10, 2000, 3:45 AM EDT
In force
49 min
Issued by
NWS Boston/Norton, MA
Area
Whole counties

Counties Northeastern Connecticut Planning Region, CT, Providence County, RI

The radar

The Boston radar (KBOX), 54 km from the middle of the area, began a volume at 06:58 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
Aug 10, 3:00 AM EDTThunderstorm Wind 70 EWoonsocket, RI
Aug 10, 3:30 AM EDTHail 1.75Cumberland, RI

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 00:00Z, 6.9 hours before the alert went out and 142 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, Brookhaven, NY at 00:00Z on 2000-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 805 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, Brookhaven, NY at 00:00Z on 2000-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 88 square meters per square second.19395878Sfc1 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
805 J/kg
Mixed-layer CIN
-119 J/kg
Mixed-layer LCL
1157 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
88 m²/s²
0-3 km storm-relative helicity
83 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS51 KBOX 100656
SVRBOS
CTC015-RIC007-100745-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
256 AM EDT THU AUG 10 2000

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  PROVIDENCE COUNTY IN RHODE ISLAND
    INCLUDING PROVIDENCE...WOONSOCKET
  WINDHAM COUNTY IN NORTHERN CONNECTICUT
    INCLUDING PUTNAM

* UNTIL 345 AM EDT.

* AT 253 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER POMFRET...OR ABOUT 7 MILES SOUTHWEST OF
  PUTNAM...MOVING EAST AT 35 MPH.

* OTHER LOCATIONS IN THE WARNING AREA INCLUDE SMITHFIELD...
  SCITUATE...NORTH SMITHFIELD...NORTH PROVIDENCE...LINCOLN...
  JOHNSTON...GLOCESTER...FOSTER...CUMBERLAND...CENTRAL FALLS...
  BURRILLVILLE...MILLBURY...WOODSTOCK...THOMPSON...KILLINGLY...
  HAMPTON...EASTFORD...DANIELSON...BROOKLYN AND ASHFORD.

SEVERE THUNDERSTORMS PRODUCE LARG2E HAIL AND/OR WIND STRONG ENOUGH TO
KNOCK DOWN TREES AND POWER LINES. MOVE INDOORS AND STAY AWAY FROM
WINDOWS.

$$

JF/JD

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 10, 2:05 AM EDTSevere Thunderstorm WarningBOXCapitol Planning Region25 min
Aug 10, 2:24 AM EDTSevere Thunderstorm WarningBOXNortheastern Connecticut Planning Region36 min
Aug 10, 3:06 AM EDTTornado WarningBOXNortheastern Connecticut Planning Region39 min
Aug 10, 3:32 AM EDTTornado WarningBOXProvidence43 min

Nearby

Severe Thunderstorm Warnings in Connecticut, 2000Severe Thunderstorm Warnings in Rhode Island, 2000Every severe thunderstorm warning in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.