Alert archive / Connecticut / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 59, NWS Boston/Norton, MA

June 30, 1998Capitol Planning Region, Connecticut

NWS Boston/Norton, MA issued this severe thunderstorm warning at Jun 30, 1998, 7:56 PM EDT for Capitol Planning Region, Connecticut. It was in force for 59 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 30, 1998, 7:56 PM EDT (23:56 UTC)
Expired
Jun 30, 1998, 8:55 PM EDT
In force
59 min
Issued by
NWS Boston/Norton, MA
Area
Whole counties

County Capitol Planning Region, CT

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 11.9 hours before the alert went out and 109 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 12:00Z on 1998-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 640 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 1998-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.1939Sfc1 km3 km6 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
640 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
542 m above ground
0-6 km bulk shear
0 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
0 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.

000 
TTAA00 KBOS 302356 RRA
SVRBOS
CTC003-010055-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
756 PM EDT TUE JUN 30 1998

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  HARTFORD COUNTY IN NORTH CENTRAL CONNECTICUT

* UNTIL 855 PM EDT

* AT 755 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM NEAR WEST HARTFORD...MOVING NORTHEAST AT 35
  MPH.

* TOWNS IN/NEAR THE PATH OF THIS STORM INCLUDE...
  BLOOMFIELD AT 800 PM
  WINDSOR AT 805 PM
  WINDSOR LOCKS AT 815 PM
  EAST WINDSOR AT 830 PM

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...THIS STORM WILL
LIKELY PRODUCE TORRENTIAL DOWNPOURS.D  DO NOT DRIVE INTO AREAS WHERE
WATER COVERS THE ROAD.

JL/TF

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Jun 30, 3:40 PM EDT, 4 hours 16 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TAUNTON MASSACHUSETTS
340 PM EDT TUE JUN 30 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0930 AM    STOUGHTON                 MA   FLOODING
06/30/98   NORFOLK                        WESTWOOD BROOK SPILLING
                                          OVER ITS BANKS

1045 AM    STOUGHTON                 MA   FLOODING
06/30/98   NORFOLK                        WESTWOOD BROOK 5 FEET OUT
                                          OF BANK.

1200 PM    CUMBERLAND                RI   FLOODING
06/30/98   PROVIDENCE                     SMALL STREAMS IN
                                          FLOOD...ROADS WASHED OUT
                                          AND MANHOLE COVERS BEING
                                          LIFTED UP FROM TORRENTIAL
                                          RAINS AND RUNOFF.

1210 PM    MANSFIELD                 MA   FLOODING
06/30/98   BRISTOL                        ROADS
                                          IMPASSABLE...UNDERPASSES
                                          TO ROUTE 106 AND NORTH
                                          MAIN STREETS IMPASSABLE
                                          WITH WATER SEVERAL FEET
                                          DEEP.

0100 PM    FOSTER                    RI   FLOODING
06/30/98   PROVIDENCE                     PONAGANSET RIVER HAS RISEN
                                          ABOVE FLOOD STAGE BASED ON
                                          GAGE REPORT.

0115 PM    ATTLEBORO                 MA   FLOODING
06/30/98   BRISTOL                        10 MILE RIVER REPORTED OUT
                                          OF ITS BANKS FLOODING A
                                          NEARBY ROAD.

0200 PM    LINCOLN                   RI   FLOODING
06/30/98   PROVIDENCE                     TRIBUTARIES TO THE
                                          BLACKSTONE RIVER ARE IN
                                          FLOOD AFFECTING NEARBY
                                          HOMES.

0230 PM    BROCKTON                  MA   FLOODING
06/30/98   PLYMOUTH                       SIGNIFICANT FLOODING ALONG
                                          BELMONT AVENUE.
                                          EVACUATION OF LOCAL
                                          RESIDENTS IS BEING
                                          CONSIDERED AT THIS TIME.

0230 PM    PROVIDENCE                RI   FLOODING
06/30/98   PROVIDENCE                     LOUISQUISSET RIVER
                                          REPORTED OUT OF ITS BANKS.
Local storm report, Jun 30, 3:40 PM EDT, 4 hours 16 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TAUNTON MASSACHUSETTS
340 PM EDT TUE JUN 30 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0930 AM    STOUGHTON                 MA   FLOODING
06/30/98   NORFOLK                        WESTWOOD BROOK SPILLING
                                          OVER ITS BANKS

1045 AM    STOUGHTON                 MA   FLOODING
06/30/98   NORFOLK                        WESTWOOD BROOK 5 FEET OUT
                                          OF BANK.

1200 PM    CUMBERLAND                RI   FLOODING
06/30/98   PROVIDENCE                     SMALL STREAMS IN
                                          FLOOD...ROADS WASHED OUT
                                          AND MANHOLE COVERS BEING
                                          LIFTED UP FROM TORRENTIAL
                                          RAINS AND RUNOFF.

1210 PM    MANSFIELD                 MA   FLOODING
06/30/98   BRISTOL                        ROADS
                                          IMPASSABLE...UNDERPASSES
                                          TO ROUTE 106 AND NORTH
                                          MAIN STREETS IMPASSABLE
                                          WITH WATER SEVERAL FEET
                                          DEEP.

0100 PM    FOSTER                    RI   FLOODING
06/30/98   PROVIDENCE                     PONAGANSET RIVER HAS RISEN
                                          ABOVE FLOOD STAGE BASED ON
                                          GAGE REPORT.

0115 PM    ATTLEBORO                 MA   FLOODING
06/30/98   BRISTOL                        10 MILE RIVER REPORTED OUT
                                          OF ITS BANKS FLOODING A
                                          NEARBY ROAD.

0200 PM    LINCOLN                   RI   FLOODING
06/30/98   PROVIDENCE                     TRIBUTARIES TO THE
                                          BLACKSTONE RIVER ARE IN
                                          FLOOD AFFECTING NEARBY
                                          HOMES.

0230 PM    BROCKTON                  MA   FLOODING
06/30/98   PLYMOUTH                       SIGNIFICANT FLOODING ALONG
                                          BELMONT AVENUE.
                                          EVACUATION OF LOCAL
                                          RESIDENTS IS BEING
                                          CONSIDERED AT THIS TIME.

0230 PM    PROVIDENCE                RI   FLOODING
06/30/98   PROVIDENCE                     LOUISQUISSET RIVER
                                          REPORTED OUT OF ITS BANKS.
Special weather statement, Jun 30, 4:30 PM EDT, 3 hours 26 minutes before
MAZ002>024-RIZALL-CTZ002>004-NHZ011>012-ANZ230>237-250-255-010400-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BOSTON MA
430 PM EDT TUE JUN 30 1998

...THE RISK OF SEVERE THUNDERSTORMS AND FURTHER FLOODING IN SOUTHERN
NEW ENGLAND CONTINUES THIS EVENING AND EARLY TONIGHT...

STRONG THUNDERSTORMS HAVE DEVELOPED LATE THIS AFTERNOON OVER CENTRAL
NEW YORK STATE AND PENNSYLVANIA.  THESE STORMS WILL CONTINUE TO
PROGRESS EAST THIS EVENING AND EARLY TONIGHT...POSING A THREAT OF
SEVERE WEATHER FOR SOUTHERN NEW ENGLAND.  SOME OF THESE
THUNDERSTORMS WILL HAVE THE POTENTIAL TO PRODUCE DAMAGING WINDS AND
HAIL...ALONG WITH ADDITIONAL FLASH FLOODING.

SHOULD SEVERE WEATHER OCCUR...THE MOST LIKELY TIME OF IMPACT FOR
WESTERN MASSACHUSETTS AND WESTERN CONNECTICUT IS BETWEEN 7 PM AND 9
PM...FOR CENTRAL MASSACHUSETTS AND RHODE ISLAND...BETWEEN 9 PM AND
10 PM...AND EASTERN MASSACHUSETTS...BETWEEN 10 PM AND MIDNIGHT.

MARINERS AND RECREATIONAL BOATERS SHOULD TAKE EXTRA PRECAUTION IN
PLANNING EARLY TONIGHT.

SPOTTERS AND AMATEUR RADIO OPERATORS ARE REQUESTED TO BE PREPARED
FOR ACTIVATION.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR THE FURTHER
STATEMENTS...WATCHES AbND WARNINGS.

JL
Special weather statement, Jun 30, 4:30 PM EDT, 3 hours 26 minutes before
MAZ002>024-RIZALL-CTZ002>004-NHZ011>012-ANZ230>237-250-255-010400-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BOSTON MA
430 PM EDT TUE JUN 30 1998

...THE RISK OF SEVERE THUNDERSTORMS AND FURTHER FLOODING IN SOUTHERN
NEW ENGLAND CONTINUES THIS EVENING AND EARLY TONIGHT...

STRONG THUNDERSTORMS HAVE DEVELOPED LATE THIS AFTERNOON OVER CENTRAL
NEW YORK STATE AND PENNSYLVANIA.  THESE STORMS WILL CONTINUE TO
PROGRESS EAST THIS EVENING AND EARLY TONIGHT...POSING A THREAT OF
SEVERE WEATHER FOR SOUTHERN NEW ENGLAND.  SOME OF THESE
THUNDERSTORMS WILL HAVE THE POTENTIAL TO PRODUCE DAMAGING WINDS AND
HAIL...ALONG WITH ADDITIONAL FLASH FLOODING.

SHOULD SEVERE WEATHER OCCUR...THE MOST LIKELY TIME OF IMPACT FOR
WESTERN MASSACHUSETTS AND WESTERN CONNECTICUT IS BETWEEN 7 PM AND 9
PM...FOR CENTRAL MASSACHUSETTS AND RHODE ISLAND...BETWEEN 9 PM AND
10 PM...AND EASTERN MASSACHUSETTS...BETWEEN 10 PM AND MIDNIGHT.

MARINERS AND RECREATIONAL BOATERS SHOULD TAKE EXTRA PRECAUTION IN
PLANNING EARLY TONIGHT.

SPOTTERS AND AMATEUR RADIO OPERATORS ARE REQUESTED TO BE PREPARED
FOR ACTIVATION.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR THE FURTHER
STATEMENTS...WATCHES AbND WARNINGS.

JL

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 5:38 PM EDTFlash Flood WarningBOXCapitol Planning Region4 hr

Nearby

Severe Thunderstorm Warnings in Connecticut, 1998Every severe thunderstorm warning in 1998

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.