Alert archive / Massachusetts / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 51, NWS Boston/Norton, MA

August 27, 1996Franklin County, Hampshire County, Massachusetts

NWS Boston/Norton, MA issued this severe thunderstorm warning at Aug 27, 1996, 4:52 PM EDT for Franklin County, Hampshire County, Massachusetts. It was in force for 53 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 27, 1996, 4:52 PM EDT (20:52 UTC)
Expired
Aug 27, 1996, 5:45 PM EDT
In force
53 min
Issued by
NWS Boston/Norton, MA
Area
Whole counties

Counties Franklin County, MA, Hampshire County, MA

What was reported inside it

TimeReportWhereRemark
Aug 27, 5:30 PM EDTHail 0.88Williamsburg, MA
Aug 27, 5:53 PM EDTThunderstorm Wind 50Northampton, 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

Albany, NY (KALB), launched 12:00Z, 8.9 hours before the alert went out and 102 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 1996-08-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 1996-08-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 31 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
939 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
31 m²/s²
0-3 km storm-relative helicity
88 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 272054
SVRBOS
MAC011-015-272145-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
452 PM EDT TUE AUG 27 1996
 
THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  545 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN WEST MASSACHUSETTS
 
   ...FRANKLIN COUNTY...NORTHERN HAMPSHIRE COUNTY
 
AT 450 PM...NATIONAL WEATHER SERVICE RADAR SHOWED A SEVERE THUNDERSTORM
NEAR WILLIAMSBURG IN HAMPSHIRE COUNTY. THIS STORM IS MOVING NORTH AT 15
MPH. IT WILL MOVE ACROSS CONWAY BY 505 PM AND ACROSS SHELBURNE BY 520
PM.
 
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.
 
WTB/MRD

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 27, 5:34 PM EDTFlash Flood WarningBOXHampshire4 hr
Aug 27, 5:40 PM EDTFlash Flood WarningBOXHampshire65 min
Aug 27, 5:40 PM EDTSevere Thunderstorm WarningBOXHampshire65 min
Aug 27, 6:21 PM EDTSevere Thunderstorm WarningBOXHampden69 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.