Alert archive / Massachusetts / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 31, NWS Boston/Norton, MA

July 29, 1992Franklin County, Hampshire County, Massachusetts

NWS Boston/Norton, MA issued this severe thunderstorm warning at Jul 29, 1992, 5:42 PM EDT for Franklin County, Hampshire County, Massachusetts. It was in force for 63 min.

The area

The counties it named.

The facts

Issued
Jul 29, 1992, 5:42 PM EDT (21:42 UTC)
Expired
Jul 29, 1992, 6:45 PM EDT
In force
63 min
Issued by
NWS Boston/Norton, MA
Area
Whole counties

Counties Franklin County, MA, Hampshire County, MA

The nearest sounding before it

Albany, NY (KALB), launched 12:00Z, 9.7 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 1992-07-29Temperature 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 1992-07-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 79 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
862 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
79 m²/s²
0-3 km storm-relative helicity
107 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 KORH 292144
SVRORH
MAC011-015-292245-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WORCESTER MA
542 PM EDT WED JUL 29 1992
 
THE NATIONAL WEATHER SERVICE IN WORCESTER HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  645 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN WEST MASSACHUSETTS
 
   ...WESTERN FRANKLIN COUNTY...WESTERN HAMPSHIRE COUNTY
 
HAM RADIO OPERATORS REPORT MANY TREES DOWN...POWER OUTAGES...HIGH
WINDS AND TORRENTIAL DOWNPOURS AS THESE STORMS PASSED THROUGH NORTHERN
BERKSHIRE COUNTY.
 
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.  PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jul 29, 4:43 PM EDT, 59 minutes before
CTZ001-002-MAZ005-292145

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HARTFORD CT
 342 PM EDT WED JUN 29 1992

 ...THUNDERSTORMS WERE MOVING INTO WESTERN CONNECTICUT AND WESTERN
MASSACHUSETTS....

SCATTERED THUNDERSTORMS WITH VERY HEAVY RAIN WERE 10 MILES SOUTH OF
TOIRRINGTON CONNECTICUT AND 15 MILES WEST OF WESTFIELD MASSCHUSETTS.
THEY WILL MOVE EAST AROUND 35 MILES AN HOURE.

IF YOU ARE OUTDOORS...BE PRRPARED TO GO TO A SAFE PLACE QUICKLY

WOODARD
Special weather statement, Jul 29, 5:17 PM EDT, 25 minutes before
MAZ004-005-292300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WORCESTER MA
515 PM EDT WED JUL 29 1992

...THUNDERSTORMS WITH HEAVY RAIN AND DANGEROUS LIGHTNING WERE
APPROACHING FRANKLIN AND HAMPSHIRE COUNTIES IN WESTERN
MASSACHUSETTS...

AT 515 PM NATIONAL WEATHER SERVICE RADAR SHOWED THUNDERSTORMS...
WITH HEAVY DOWNPOURS AND DANGEROUS LIGHTNING OVER NORTHERN BERKSHIRE
COUNTY NEAR NORTH ADAMS EXTENDING SOUTHWARD TO JUST NORTH OF
PITTSFIELD. THESE STORMS ARE MOVING EAST AT 35 TO 40 MPH AND WILL
MOVE INTO WESTERN FRANKLIN AND HAMPSHIRE COUNTIES BY 530 PM.

LIGHTNING CAN BE DEADLY. IF YOU ARE CAUGHT OUTDOORS DURING THESE
THUNDERSTORMS SEEK SAFE SHELTER IMMEDIATdELY.

CULLEN

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 29, 5:52 PM EDTSevere Thunderstorm WarningBOXHampden53 min

Nearby

Severe Thunderstorm Warnings in Massachusetts, 1992Every severe thunderstorm warning in 1992

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.