Alert archive / Massachusetts / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 26, NWS Boston/Norton, MA

May 29, 1995Hampden County, Massachusetts; Capitol Planning Region, Connecticut

NWS Boston/Norton, MA issued this severe thunderstorm warning at May 29, 1995, 8:47 PM EDT for Hampden County, Massachusetts; Capitol Planning Region, Connecticut. It was in force for 43 min.

The area

The counties it named.

The facts

Issued: May 29, 1995, 8:47 PM EDT (00:47 UTC)
Expired: May 29, 1995, 9:30 PM EDT
In force: 43 min
Issued by: NWS Boston/Norton, MA
Area: Whole counties

Counties Capitol Planning Region, CT, Hampden County, MA

The radar

The Boston radar (KBOX), 121 km from the middle of the area, began a volume at 00:48 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 00:00Z, 0.8 hours before the alert went out and 126 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 827 J/kg
Mixed-layer CIN: -193 J/kg
Mixed-layer LCL: 550 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 245 m²/s²
0-3 km storm-relative helicity: 291 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBOS 300049
SVRBOS
CTC003-MAC013-300130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
847 PM EDT MON MAY 29 1995
 
THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  930 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTH CENTRAL CONNECTICUT
 
   ...NORTHERN HARTFORD COUNTY
 
 
IN WEST MASSACHUSETTS
 
   ...SOUTHERN HAMPDEN COUNTY
 
AT 845 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED A SEVERE
THUNDERSTORM NEAR WEST HARTLAND CONNECTICUT. THE STORM IS MOVING EAST AT
35 MILES AN HOUR.  IT WILL BE NEAR NORTH GRANBY BY 900 PM AND
ENFIELD...INCLUDING I-91...AROUND 915 PM.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'TL DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
WTB

The office that day

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

Issued	Product	Office	Counties	Lasted
May 29, 8:00 PM EDT	Severe Thunderstorm Warning	BOX	Hampden	45 min
May 29, 8:02 PM EDT	Tornado Warning	BOX	Franklin	28 min
May 29, 8:14 PM EDT	Severe Thunderstorm Warning	BOX	Worcester	46 min
May 29, 8:34 PM EDT	Severe Thunderstorm Warning	BOX	Middlesex	41 min
May 29, 8:19 PM EDT	Severe Thunderstorm Warning	BOX	Capitol Planning Region	26 min
May 29, 9:25 PM EDT	Severe Thunderstorm Warning	BOX	Capitol Planning Region	50 min
May 29, 10:13 PM EDT	Severe Thunderstorm Warning	BOX		47 min

Nearby

Severe Thunderstorm Warnings in Massachusetts, 1995 Severe Thunderstorm Warnings in Connecticut, 1995 Every 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; radar from the NEXRAD Level II archive.