Alert archive / Massachusetts / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 6, NWS Boston/Norton, MA

June 9, 1993Hampden County, Massachusetts; Capitol Planning Region, Connecticut

NWS Boston/Norton, MA issued this severe thunderstorm warning at Jun 9, 1993, 3:35 PM EDT for Hampden County, Massachusetts; Capitol Planning Region, Connecticut. It was in force for 55 min.

The area

The counties it named.

The facts

Issued
Jun 9, 1993, 3:35 PM EDT (19:35 UTC)
Expired
Jun 9, 1993, 4:30 PM EDT
In force
55 min
Issued by
NWS Boston/Norton, MA
Area
Whole counties

Counties Capitol Planning Region, CT, Hampden County, MA

The nearest sounding before it

Albany, NY (KALB), launched 12:00Z, 7.6 hours before the alert went out and 128 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 1993-06-09Temperature 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 1993-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
597 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
121 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 9, 1:50 PM EDT, 1 hour 45 minutes before
MAZALL-CTZALL-092000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BOSTON MA
150 PM EDT WED JUN 9 1993

 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 600 PM EDT FOR
 WESTERN MASSACHUSETTS AND PORTIONS OF NORTHERN CONNECTICUT...

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 600 PM EDT FOR THE
COUNTIES OF BERKSHIRE...HAMPDEN...AND HAMPSHIRE IN MASSACHUSETTS...AND
THE CONNECTICUT COUNTIES OF HARTFORD AND LITCHFIELD.

AT 145 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED AN AREA OF SHOWERS
AND THUNDERSTORMS EXTENDING FROM CENTRAL NEW YORK TO WESTERN
PENNSYLVANIA MOVING EAST AT 40 MILES PER HOUR AND WILL MOVE INTO
WESTERN MASSACHUSETTS AND NORTHWESTERN CONNECTICUT BETWEEN 300 AND 500
PM.

IF THUNDERSTORMS APPROACH GO TO A SAFE PLACE...SUCH AS A HOME OR
LARGE BUILDING...OR INSIDE A VEHICLE.  DO NOT USE TELEPHONES OR
ELECTRICAL APPLIANCES UNLESS IT IS AN EMERGENCY.

STAY TUNED TO LOCAL RADIO AND TELEVISIONS STATIONS...OR NOAA
WEATHER RADIO FOR ANY FURTHER INFORMATION ON THIS SEVERE THUNDERSTORM
WATCH.

HANLEY
Special weather statement, Jun 9, 1:52 PM EDT, 1 hour 43 minutes before
MAZALL-CTZALL-092000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BOSTON MA
150 PM EDT WED JUN 9 1993

 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 600 PM EDT FOR
 WESTERN MASSACHUSETTS AND PORTIONS OF NORTHERN CONNECTICUT...

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 600 PM EDT FOR THE
COUNTIES OF BERKSHIRE...HAMPDEN...AND HAMPSHIRE IN MASSACHUSETTS...AND
THE CONNECTICUT COUNTIES OF HARTFORD AND LITCHFIELD.

AT 145 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED AN AREA OF SHOWERS
AND THUNDERSTORMS EXTENDING FROM CENTRAL NEW YORK TO WESTERN
PENNSYLVANIA MOVING EAST AT 40 MILES PER HOUR AND WILL MOVE INTO
WESTERN MASSACHUSETTS AND NORTHWESTERN CONNECTICUT BETWEEN 300 AND 500
PM.

IF THUNDERSTORMS APPROACH GO TO A SAFE PLACE...SUCH AS A HOME OR
LARGE BUILDING...OR INSIDE A VEHICLE.  DO NOT USE TELEPHONES OR
ELECTRICAL APPLIANCES UNLESS IT IS AN EMERGENCY.

STAY TUNED TO LOCAL RADIO AND TELEVISIONS STATIONS...OR NOAAd
WEATHER RADIO FOR ANY FURTHER INFORMATION ON THIS SEVERE THUNDERSTORM
WATCH.

HANLEY
Special weather statement, Jun 9, 3:09 PM EDT, 26 minutes before
MAZALL-CTZALL-092100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BOSTON MA
310 PM EDT WED JUN 9 1993

 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 800 PM EDT FOR
 WESTERN AND CENTRAL MASSACHUSETTS AND ALL COUNTIES IN CONNECTICUT...

THE SEVERE THUNDERSTORM WATCH HAS BEEN EXTENDED UNTIL 800 PM EDT FOR
THE COUNTIES OF BERKSHIRE...HAMPDEN...HAMPSHIRE...FRANKLIN...WORCESTER
...AND MIDDLESEX IN MASSACHUSETTS...AND ALL COUNTIES IN CONNECTICUT.

AT 305 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED AN AREA OF SHOWERS
AND THUNDERSTORMS OVER THE HUDSON VALLEY IN NEW YORK.  THESE SHOWERS
AND THUNDERSTORMS WILL MOVE INTO WESTERN MASSACHUSETTS AND WESTERN
CONNECTICUT WITHIN THE HOUR.

IF THUNDERSTORMS APPROACH GO TO A SAFE PLACE...SUCH AS A HOME OR
LARGE BUILDING...OR INSIDE A VEHICLE.  DO NOT USE TELEPHONES OR
ELECTRICAL APPLIANCES UNLESS IT IS AN EMERGENCY.

STAY TUNED TO LOCAL RADIO AND TELEVISIONS STATIONS...OR NOAA
WEATHER RADIO ZFOR ANY FURTHER INFORMATION ON THIS SEVERE THUNDERSTORM
WATCH.

HANLEY
Special weather statement, Jun 9, 3:10 PM EDT, 25 minutes before
MAZALL-CTZALL-092100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BOSTON MA
310 PM EDT WED JUN 9 1993

 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 800 PM EDT FOR
 WESTERN AND CENTRAL MASSACHUSETTS AND ALL COUNTIES IN CONNECTICUT...

THE SEVERE THUNDERSTORM WATCH HAS BEEN EXTENDED UNTIL 800 PM EDT FOR
THE COUNTIES OF BERKSHIRE...HAMPDEN...HAMPSHIRE...FRANKLIN...WORCESTER
...AND MIDDLESEX IN MASSACHUSETTS...AND ALL COUNTIES IN CONNECTICUT.

AT 305 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED AN AREA OF SHOWERS
AND THUNDERSTORMS OVER THE HUDSON VALLEY IN NEW YORK.  THESE SHOWERS
AND THUNDERSTORMS WILL MOVE INTO WESTERN MASSACHUSETTS AND WESTERN
CONNECTICUT WITHIN THE HOUR.

IF THUNDERSTORMS APPROACH GO TO A SAFE PLACE...SUCH AS A HOME OR
LARGE BUILDING...OR INSIDE A VEHICLE.  DO NOT USE TELEPHONES OR
ELECTRICAL APPLIANCES UNLESS IT IS AN EMERGENCY.

STAY TUNED TO LOCAL RADIO AND TELEVISIONS STATIONS...OR NOAA
WEATHER RADIO FOR ANY FURTHER INFORMATION ON THIS SEVERE THUNDERSTORM
WATCH.

HANLEY
Special weather statement, Jun 9, 3:28 PM EDT, 7 minutes before
MAZ004-092030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WORCESTER MA
328 PM EDT WED JUN 9 1993

AN AREA OF THUNDERSTORMS HAVE MOVED INTO WESTERN MASSACHUSETTS AND
WESTERN CONNECTICUT. THESE STORMS ARE MOVING AT ABOUT 45 MPH. THESE
STORMS WILL BE IN SOUTH CENTRAL MASSACHUSETTS AND CENTRAL CONNECTICUT
BETWEEN 4 AND 5 PM EDT.
Special weather statement, Jun 9, 3:30 PM EDT, 5 minutes before
MAZ004-092030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WORCESTER MA
328 PM EDT WED JUN 9 1993

AN AREA OF THUNDERSTORMS HAVE MOVED INTO WESTERN MASSACHUSETTS AND
WESTERN CONNECTICUT. THESE STORMS ARE MOVING AT ABOUT 45 MPH. THESE
STORMS WILL BE IN SOUTH CENTRAL MASSACHUSETTS AND CENTRAL CONNECTICUT
BETWEEN 4 AND 5 PM EDT.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 9, 3:04 PM EDTSevere Thunderstorm WarningBOXNorthwest Hills Planning Region56 min
Jun 9, 4:00 PM EDTSevere Thunderstorm WarningBOXNortheastern Connecticut Planning Region2 hr

Nearby

Severe Thunderstorm Warnings in Massachusetts, 1993Severe Thunderstorm Warnings in Connecticut, 1993Every severe thunderstorm warning in 1993

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.