Alert archive / Connecticut / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 26, NWS Boston/Norton, MA

June 29, 1994Northwest Hills Planning Region, Connecticut

NWS Boston/Norton, MA issued this severe thunderstorm warning at Jun 29, 1994, 1:10 PM EDT for Northwest Hills Planning Region, Connecticut. It was in force for 65 min.

The area

The counties it named.

The facts

Issued
Jun 29, 1994, 1:10 PM EDT (17:10 UTC)
Expired
Jun 29, 1994, 2:15 PM EDT
In force
65 min
Issued by
NWS Boston/Norton, MA
Area
Whole counties

County Northwest Hills Planning Region, CT

The nearest sounding before it

Albany, NY (KALB), launched 12:00Z, 5.2 hours before the alert went out and 106 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 1994-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 58 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 1994-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 39 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
58 J/kg
Mixed-layer CIN
-305 J/kg
Mixed-layer LCL
971 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
39 m²/s²
0-3 km storm-relative helicity
118 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 KBDL 291712 RRA
SVRBDL
CTC005-291815-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HARTFORD CT
110 PM EDT WED JUN 29 1994
 
THE NATIONAL WEATHER SERVICE IN HARTFORD HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  215 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHWEST CONNECTICUT
 
   ...LITCHFIELD COUNTY
 
AT 105 PM...RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS EXTENDING
FROM SOUTHEAST NEW YORK STATE INTO NORTHEASTERN NEW JERSEY. STORMS ARE
MOVING NORTHEAST AT NEAR 40 MPH AND SHOULD MOVE INTO LITCHFIELD COUNTY
AFTER 130 PM. THESE STORMS HAVE A HISTORY OF PRODUCING STRONG AND
DAMAGING WINDS.
 
 
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.

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, Jun 29, 10:50 AM EDT, 2 hours 20 minutes before
CTZ001-002-005-006-009-010-291900-

SPECIAL WEATHER STATEMENT...
NATIONAL WEATHER SERVICE HARTFORD CT
1050 AM EDT WED JUN 29 1994

...SEVERE THUNDERSTORM WATCH IN EFFECT WESTERN CONNECTICUT UNTIL
400 PM EDT...

THE NATIONAL SEVERE STORMS FORECAST CENTER IN KANSAS CITY HAS ISSUED A
SEVERE THUNDERSTORMS WATCH FOR WESTERN CONNECTICUT UNTIL 400 PM EDT.
THE EFFECTED COUNTIES ARE LITCHFIELD...HARTFORD...FAIRFIELD AND NEW
HAVEN. THIS MEANS THAT CONDITIONS ARE FAVORABLE FOR THE DEVELOPMENT OF
SEVERE THUNDERSTORMS WITH DAMAGING WINDS AND HAIL.

AT 1050 AM EDT RADAR INDICATED A LINE OF DEVELOPING THUNDERSTORMS
EXTENDING FROM SOUTHEASTERN NEW YORK STATE SOUTHWARD INTO EASTERN
PENNSYLVANIA. THE STORMS ARE MOVING NORTHEAST AT 35 MPH ARE COULD
EFFECT WESTERN CONNECTICUT LATE THIS MORNING AND THIS AFTERNOON.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TELEVISION
STATION FOR LATER UPDATES AND POSSIBLE WARNINGS.

NOTCHEY
Special weather statement, Jun 29, 10:51 AM EDT, 2 hours 19 minutes before
CTZ001-002-005-006-009-010-291900-

SPECIAL WEATHER STATEMENT...
NATIONAL WEATHER SERVICE HARTFORD CT
1050 AM EDT WED JUN 29 1994

...SEVERE THUNDERSTORM WATCH IN EFFECT WESTERN CONNECTICUT UNTIL
400 PM EDT...

THE NATIONAL SEVERE STORMS FORECAST CENTER IN KANSAS CITY HAS ISSUED A
SEVERE THUNDERSTORMS WATCH FOR WESTERN CONNECTICUT UNTIL 400 PM EDT.
THE EFFECTED COUNTIES ARE LITCHFIELD...HARTFORD...FAIRFIELD AND NEW
HAVEN. THIS MEANS THAT CONDITIONS ARE FAVORABLE FOR THE DEVELOPMENT OF
SEVERE THUNDERSTORMS WITH DAMAGING WINDS AND HAIL.

AT 1050 AM EDT RADAR INDICATED A LINE OF DEVELOPING THUNDERSTORMS
EXTENDING FROM SOUTHEASTERN NEW YORK STATE SOUTHWARD INTO EASTERN
PENNSYLVANIA. THE STORMS ARE MOVING NORTHEAST AT 35 MPH ARE COULD
EFFECT WESTERN CONNECTICUT LATE THIS MORNING AND THIS AFTERNOON.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TELEVISION
STATION FOR LATER UPDATES AND POSSIBLE WARNINGS.

NOTCHEY
Special weather statement, Jun 29, 12:00 PM EDT, 1 hour 10 minutes before
CTZ001-002-005-006-009-010-291900-

SPECIAL WEATHER STATEMENT...
NATIONAL WEATHER SERVICE HARTFORD CT
1200 PM EDT WED JUN 29 1994

...SEVERE THUNDERSTORM WATCH IN EFFECT WESTERN CONNECTICUT UNTIL
400 PM EDT...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR WESTERN CONNECTICUT
UNTIL 400 PM EDT. THE EFFECTED COUNTIES ARE LITCHFIELD...HARTFORD...
FAIRFIELD AND NEW HAVEN. THIS MEANS THAT CONDITIONS ARE FAVORABLE FOR
THE DEVELOPMENT OF SEVERE THUNDERSTORMS WITH DAMAGING WINDS AND HAIL
IN THESE AREAS.

AT 1155 AM RADAR INDICATED A LINE OF THUNDERSTORMS EXTENDING FROM JUST
SOUTHWEST OF ALBANY IN EASTERN NEW YORK SOUTHWARD INTO WESTERN NEW
JERSEY. THE STORMS ARE MOVING NORTHEAST AT 40 MPH AND COULD EFFECT
FAIRFIELD AND LITCHFIELD COUNTIES AS EARLY AS 1 PM.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TELEVISION
STATION FOR LATER UPDATES AND POSSIBLE WARNINGS.

NOTCHEY
Special weather statement, Jun 29, 12:03 PM EDT, 1 hour 7 minutes before
CTZ001-002-005-006-009-010-291900-

SPECIAL WEATHER STATEMENT...
NATIONAL WEATHER SERVICE HARTFORD CT
1200 PM EDT WED JUN 29 1994

...SEVERE THUNDERSTORM WATCH IN EFFECT WESTERN CONNECTICUT UNTIL
400 PM EDT...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR WESTERN CONNECTICUT
UNTIL 400 PM EDT. THE EFFECTED COUNTIES ARE LITCHFIELD...HARTFORD...
FAIRFIELD AND NEW HAVEN. THIS MEANS THAT CONDITIONS ARE FAVORABLE FOR
THE DEVELOPMENT OF SEVERE THUNDERSTORMS WITH DAMAGING WINDS AND HAIL
IN THESE AREAS.

AT 1155 AM RADAR INDICATED A LINE OF THUNDERSTORMS EXTENDING FROM JUST
SOUTHWEST OF ALBANY IN EASTERN NEW YORK SOUTHWARD INTO WESTERN NEW
JERSEY. THE STORMS ARE MOVING NORTHEAST AT 40 MPH AND COULD EFFECT
FAIRFIELD AND LITCHFIELD COUNTIES AS EARLY AS 1 PM.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TELEVISION
STATION FOR LATER UPDATES AND POSSIBLE WARNINGS.

NOTCHEY

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 2:15 PM EDTSevere Thunderstorm WarningBOXNorthwest Hills Planning Region60 min

Nearby

Severe Thunderstorm Warnings in Connecticut, 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.