Alert archive / Massachusetts / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 53, NWS Boston/Norton, MA

July 23, 1994Worcester County, Massachusetts

NWS Boston/Norton, MA issued this severe thunderstorm warning at Jul 23, 1994, 2:36 PM EDT for Worcester County, Massachusetts. It was in force for 54 min.

The area

The counties it named.

The facts

Issued
Jul 23, 1994, 2:36 PM EDT (18:36 UTC)
Expired
Jul 23, 1994, 3:30 PM EDT
In force
54 min
Issued by
NWS Boston/Norton, MA
Area
Whole counties

County Worcester County, MA

The nearest sounding before it

Albany, NY (KALB), launched 12:00Z, 6.6 hours before the alert went out and 162 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 1994-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 226 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 1994-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 square meters per square second.19395878Sfc1 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
226 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
652 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
88 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBOS 231838 RRA
SVRBOS
MAC027-231930-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
236 PM EDT SAT JUL 23 1994
 
THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  330 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL MASSACHUSETTS
 
   ...SOUTHWESTERN WORCESTER COUNTY
 
A THUNDERSTORM WITH VERY HEAVY RAIN...STRONG GUSTY WINDS AND POSSIBLE
HAIL WAS MOVING THROUGH SOUTHWEST WORCESTER COUNTY. THIS STORM WAS
MOVING NORTHEAST AT 30 MPH AND WILL BE MOVING EAST OF BARRE AND SOUTH OF
STERLING WITHIN THE NEXT 20 MINUTES.
 
 
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'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
KLEIN

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 23, 1:07 PM EDT, 1 hour 29 minutes before
MAZ002-003-004-008-009-010-011-231800-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
105 PM EDT SAT JUL 23 1994

...THUNDERSTORMS ARE MOVING ACROSS WESTERN AND CENTRAL MASSACHUSETTS...

AT 1 PM...NATIONAL WEATHER SERVICE RADAR INDICATED THUNDERSTORMS
DEVELOPING IN FRANKLIN...HAMPSHIRE...HAMPDEN...AND NORTHERN WORCESTER
COUNTIES.  THESE STORMS MAY PRODUCE LOCALLY HEAVY RAIN AND GUSTY WINDS.

MOVEMENT WAS TO THE NORTHEAST AT 25 MPH.

OSIENSKY
Special weather statement, Jul 23, 1:55 PM EDT, 41 minutes before
MAZ002-003-004-008-009-010-011-231800-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
105 PM EDT SAT JUL 23 1994

...THUNDERSTORMS ARE MOVING ACROSS WESTERN AND CENTRAL MASSACHUSETTS...

AT 1 PM...NATIONAL WEATHER SERVICE RADAR INDICATED THUNDERSTORMS
DEVELOPING IN FRANKLIN...HAMPSHIRE...HAMPDEN...AND NORTHERN WORCESTER
COUNTIES.  THESE STORMS MAY PRODUCE LOCALLY HEAVY RAIN AND GUSTY WINDS.

MOVEMENT WAS TO THE NORTHEAST AT 25 MPH.

OSIENSKY
Special weather statement, Jul 23, 1:59 PM EDT, 37 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
205 PM EDT SAT JUL 23 1994

...THUNDERSTORMS WERE MOVING ACROSS WESTERN AND CENTRAL MASSACHUSETTS...

AT 2 PM...NATIONAL WEATHER SERVICE RADAR INDICATED THUNDERSTORMS WERE
MOVING THROUGH FRANKLIN...HAMPSHIRE...HAMPDEN...AND WORCESTER COUNTIES.
THESE STORMS MAY PRODUCE LOCALLY HEAVY RAIN WHICH COULD CAUSE FLOODING
OF STREETS AND ROADS.  THESE STORMS MAY ALSO PRODUCE GUSTY WINDS.

MOVEMENT WAS TO THE NORTHEAST AT 30 MPH.

KLEIN
Special weather statement, Jul 23, 2:03 PM EDT, 33 minutes before
CTZ001>004-008-012-232000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HARTFORD CT
203 PM EDT SAT JUL 23 1994

...HEAVY THUNDERSTORMS MOVING ACROSS CONNECTICUT...

AT 200 PM NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF HEAVY
THUNDERSTORMS WHICH EXTENDS FROM SOUTHERN NEW HAMPSHIRE SOUTHWEST
ACROSS CENTRAL AND WESTERN CONNECTICUT INTO NORTHERN NEW JERSEY. THE
HEAVIEST OF THE THUNDERSTORMS ARE MOVING INTO HARTFORD COUNTY AND WILL
PRODUCE TORRENTIAL RAINS...BRIEF GUSTY WINDS AND DANGEROUS LIGHTNING.

THE ENTIRE AREA OF SHOWERS AND THUNDERSTORMS IS MOVING NORTHEAST AT 30
MPH.

LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL TELEVISION OR RADIO
STATIONS FOR FURTHER UPDATES ON THESE STORMS.

NOTCHEY
Special weather statement, Jul 23, 2:04 PM EDT, 32 minutes before
CTZ001>004-008-012-232000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HARTFORD CT
203 PM EDT SAT JUL 23 1994

...HEAVY THUNDERSTORMS MOVING ACROSS CONNECTICUT...

AT 200 PM NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF HEAVY
THUNDERSTORMS WHICH EXTENDS FROM SOUTHERN NEW HAMPSHIRE SOUTHWEST
ACROSS CENTRAL AND WESTERN CONNECTICUT INTO NORTHERN NEW JERSEY. THE
HEAVIEST OF THE THUNDERSTORMS ARE MOVING INTO HARTFORD COUNTY AND WILL
PRODUCE TORRENTIAL RAINS...BRIEF GUSTY WINDS AND DANGEROUS LIGHTNING.

THE ENTIRE AREA OF SHOWERS AND THUNDERSTORMS IS MOVING NORTHEAST AT 30
MPH.

LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL TELEVISION OR RADIO
STATIONS FOR FURTHER UPDATES ON THESE STORMS.

NOTCHEY
Special weather statement, Jul 23, 2:05 PM EDT, 31 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TAUNTON MA
205 PM EDT SAT JUL 23 1994

...THUNDERSTORMS WERE MOVING ACROSS WESTERN AND CENTRAL MASSACHUSETTS...

AT 2 PM...NATIONAL WEATHER SERVICE RADAR INDICATED THUNDERSTORMS WERE
MOVING THROUGH FRANKLIN...HAMPSHIRE...HAMPDEN...AND WORCESTER COUNTIES.
THESE STORMS MAY PRODUCE LOCALLY HEAVY RAIN WHICH COULD CAUSE FLOODING
OF STREETS AND ROADS.  THESE STORMS MAY ALSO PRODUCE GUSTY WINDS.

MOVEMENT WAS TO THE NORTHEAST AT 30 MPH.

KLEIN

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 23, 4:54 PM EDTSevere Thunderstorm WarningBOXNorfolk36 min

Nearby

Severe Thunderstorm Warnings in Massachusetts, 1994Every severe thunderstorm warning in 1994

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.