Alert archive / Massachusetts / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 37, NWS Boston/Norton, MA

July 9, 1996Franklin County, Massachusetts

NWS Boston/Norton, MA issued this severe thunderstorm warning at Jul 9, 1996, 6:27 PM EDT for Franklin County, Massachusetts. It was in force for 48 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
Jul 9, 1996, 6:27 PM EDT (22:27 UTC)
Expired
Jul 9, 1996, 7:15 PM EDT
In force
48 min
Issued by
NWS Boston/Norton, MA
Area
Whole counties

County Franklin County, MA

What was reported inside it

TimeReportWhereRemark
Jul 9, 6:30 PM EDTThunderstorm Wind 50Northfield, 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, 10.5 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 1996-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1996-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 11 square meters per square second.1939587897Sfc1 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
1775 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
11 m²/s²
0-3 km storm-relative helicity
23 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 092226
SVRBOS
MAC011-092315-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
627 PM EDT TUE JUL 9 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
 
   ...FRANKLIN COUNTY
 
AT 623 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM NEAR THE TOWN NORTHFIELD. THIS STORM IS MOVING EAST AT 40
MPH...AND SHOULD MOVE INTO WARWICK AND ORANGE BY 650 PM.
 
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PjEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.
 
JL/MD

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 1:55 AM EDTSevere Thunderstorm WarningBOXDukes35 min
Jul 9, 2:31 AM EDTSevere Thunderstorm WarningBOXBarnstable44 min
Jul 9, 7:00 PM EDTSevere Thunderstorm WarningBOXWorcester45 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.