Alert archive / Massachusetts / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 58, NWS Boston/Norton, MA

June 26, 1998Barnstable County, Massachusetts

NWS Boston/Norton, MA issued this severe thunderstorm warning at Jun 26, 1998, 6:34 PM EDT for Barnstable County, Massachusetts. It was in force for 36 min. 1 report 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
Jun 26, 1998, 6:34 PM EDT (22:34 UTC)
Expired
Jun 26, 1998, 7:10 PM EDT
In force
36 min
Issued by
NWS Boston/Norton, MA
Area
Whole counties

County Barnstable County, MA

What was reported inside it

TimeReportWhereRemark
Jun 26, 7:00 PM EDTThunderstorm Wind 50Sandwich, MA

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

Chatham, MA (KCHH), launched 12:00Z, 10.6 hours before the alert went out and 25 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 1998-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 643 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Chatham, MA at 12:00Z on 1998-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 88 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
643 J/kg
Mixed-layer CIN
-145 J/kg
Mixed-layer LCL
950 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
88 m²/s²
0-3 km storm-relative helicity
108 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBOS 262234 RRA
SVRBOS
MAC001-262310-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
634 PM EDT FRI JUN 26 1998

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN BARNSTABLE IN SOUTHEASTERN MASSACHUSETTS

* UNTIL 710 PM EDT

* AT 630 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER BOURNE...MOVING EAST AT 25 MPH.

* TOWNS IN/NEAR THE PATH OF THIS STORM INCLUDE...
  SANDWICH BY 640 PM AND NORTH BARNSTABLE BY 650 PM

THESE STORMS HAVE HAD A HISTORY OF PRODUCING STRONG WINDS AND DIME
SIZE HAIL.

SEVERE THUNDERSTORMS PRODUCE LARGE HAIL AND/OR WINDS STRONG ENOUGH
TO KNO4CK DOWN TREES AND POWER LINES.  MOVE INDOORS AND STAY AWAY
FROM WINDOWS.

DRV/WB

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 26, 5:55 PM EDT, 39 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TAUNTON MASSACHUSETTS
555 PM EDT FRI JUN 26 1998

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

0546 PM    NORTH DARTMOUTH           MA   WIND DAMAGE
06/26/98   BRISTOL                        BRANCHS AND POWERLINES
                                          DOWN REPORTED BY HAM RADIO
                                          SPOTTER.
Local storm report, Jun 26, 6:11 PM EDT, 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE TAUNTON MASSACHUSETTS
611 PM EDT FRI JUN 26 1998

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

0546 PM    NORTH DARTMOUTH           MA   WIND DAMAGE
06/26/98   BRISTOL                        BRANCHS AND POWERLINES
                                          DOWN REPORTED BY HAM RADIO
                                          SPOTTER.

0605 PM    NEW BEDFORD               MA   .75 INCH HAIL
06/26/98   BRISTOL                        DIME HAIL REPORTED BY HAM
                                          RADIO SPOTTER.

0606 PM    FAIRHAVEN                 MA   .75 INCH HAIL
06/26/98   BRISTOL                        REPORTED BY HAM RADIO
                                          SPOTTER.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 26, 11:43 AM EDTSevere Thunderstorm WarningBOXBarnstable37 min
Jun 26, 5:45 PM EDTSevere Thunderstorm WarningBOXBristol, Plymouth65 min

Nearby

Severe Thunderstorm Warnings in Massachusetts, 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.