Alert archive / Massachusetts / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 39, NWS Boston/Norton, MA

July 1, 1995Hampden County, Hampshire County, Massachusetts

NWS Boston/Norton, MA issued this severe thunderstorm warning at Jul 1, 1995, 1:26 PM EDT for Hampden County, Hampshire County, Massachusetts. It was in force for 64 min.

The area

The counties it named.

The facts

Issued
Jul 1, 1995, 1:26 PM EDT (17:26 UTC)
Expired
Jul 1, 1995, 2:30 PM EDT
In force
64 min
Issued by
NWS Boston/Norton, MA
Area
Whole counties

Counties Hampden County, MA, Hampshire County, MA

The nearest sounding before it

Albany, NY (KALB), launched 12:00Z, 5.4 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, Albany, NY at 12:00Z on 1995-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 462 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 1995-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 square meters per square second.1939Sfc1 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
462 J/kg
Mixed-layer CIN
-51 J/kg
Mixed-layer LCL
766 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
90 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 
WUUS1 KBOS 011727 RRA
SVRBOS
MAC013-015-011830-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
126 PM EDT SAT JUL 1 1995
 
THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  230 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN WEST MASSACHUSETTS
 
   ...HAMPDEN COUNTY...HAMPSHIRE COUNTY
 
AT 125 PM WEATHER RADAR INDICATED A SEVERE THUNDERSTORM JUST NORTHWEST
OF WESTFIELD. IT WILL PASS THROUGH HOLYOKE BY 145 PM...THEN CONTINUE
NORTHEAST INTO SOUTH CENTRAL HAMPSHIRE COUNTY NEAR SOUTH HADLEY AND
NORTHHAMTON BY 2 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.
 
DRV/LJC

Nearby

Severe Thunderstorm Warnings in Massachusetts, 1995Every severe thunderstorm warning in 1995

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.