Alert archive / Massachusetts / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 22, NWS Boston/Norton, MA

June 13, 1996Hampshire County, Massachusetts

NWS Boston/Norton, MA issued this severe thunderstorm warning at Jun 13, 1996, 6:21 PM EDT for Hampshire County, Massachusetts. It was in force for 54 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 13, 1996, 6:21 PM EDT (22:21 UTC)
Expired
Jun 13, 1996, 7:15 PM EDT
In force
54 min
Issued by
NWS Boston/Norton, MA
Area
Whole counties

County Hampshire County, MA

The nearest sounding before it

Albany, NY (KALB), launched 12:00Z, 10.4 hours before the alert went out and 103 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, Albany, NY at 12:00Z on 1996-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 767 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, Albany, NY at 12:00Z on 1996-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 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
767 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
522 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
44 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBOS 132221
SVRBOS
MAC015-132315-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
621 PM EDT THU JUN 13 1996
 
THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  715 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST MASSACHUSETTS
 
   ...WESTERN HAMPSHIRE COUNTY
 
AT 620 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWS A SEVERE
THUNDERSTORM OVER EASTERN BERKSHIRE COUNTY THAT WILL MOVE INTO
NORTHWESTERN HAMPSHIRE COUNTY BY 630 PM. THIS WILL AFFECT THE TOWNS OF
WORTHINGTON...CUMMINGTON...AND PLAINFIELD.
 
 
IF THREATENING WEATHER APPROACHES...GO TO A SAFE PLACE IMMEDIATELY.
IF SEVERE WEATHER OCCURS...ASK YOUR NEAREST LAW ENFORCEMENT AGENCY TO
RELAY YOUR SEVERE WEATHER REPORT TO THE NATIONAL WEATHER SERVICE.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR RPROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
 
DRV/WGH

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 13, 3:43 PM EDTFlash Flood WarningBOXFranklin, Hampshire3 hr
Jun 13, 4:26 PM EDTSevere Thunderstorm WarningBOXFranklin64 min
Jun 13, 5:25 PM EDTSevere Thunderstorm WarningBOXFranklin65 min
Jun 13, 5:31 PM EDTFlash Flood WarningBOXFranklin4 hr
Jun 13, 6:30 PM EDTFlash Flood WarningBOXHampshire3 hr
Jun 13, 7:19 PM EDTSevere Thunderstorm WarningBOXHampshire41 min
Jun 13, 7:28 PM EDTSevere Thunderstorm WarningBOXHampden, Worcester47 min

Nearby

Severe Thunderstorm Warnings in Massachusetts, 1996Every severe thunderstorm warning in 1996

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.