Alert archive / Massachusetts / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 30, NWS Boston/Norton, MA

July 8, 1993Franklin County, Massachusetts

NWS Boston/Norton, MA issued this severe thunderstorm warning at Jul 8, 1993, 4:51 PM EDT for Franklin County, Massachusetts. It was in force for 69 min.

The area

The counties it named.

The facts

Issued
Jul 8, 1993, 4:51 PM EDT (20:51 UTC)
Expired
Jul 8, 1993, 6:00 PM EDT
In force
69 min
Issued by
NWS Boston/Norton, MA
Area
Whole counties

County Franklin County, MA

The nearest sounding before it

Albany, NY (KALB), launched 12:00Z, 8.9 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 1993-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 808 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 1993-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -3 square meters per square second.1939Sfc1 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
808 J/kg
Mixed-layer CIN
-49 J/kg
Mixed-layer LCL
874 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
-3 m²/s²
0-3 km storm-relative helicity
47 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

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, Jul 8, 4:19 PM EDT, 32 minutes before
MAZ005-082200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HARTFORD CT
418 PM EDT THUR JUL 08 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MOST OF MASSACHUSETTS
TO INCLUDE HAMPDEN COUNTY UNTIL 1000 PM EDT...

AT 350 PM EDT THERE WAS AN AREA OF THUNDERSTORMS...SOME WHICH WERE
SEVERE STRETCHING FROM JUST NORTH OF POUGHKEEPSIE NEW YORK EXTENDING
TOWARDS THE NORTH NEAR BURLINGTON VERMONT.  THE STRONGEST STORMS WERE
LOCATED IN THE ALBANY NEW YORK AREA WHICH RECEIVED A SQUALL LINE WIND
OF 37 MILES PER HOUR.

THESE STORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS HAIL AND
FREQUENT LIGHTNING.  THE STORMS ARE CURRENTLY MOVING TOWARDS THE EAST
AT 20 MILES PER HOUR.

PEOPLE IN MASSACHUSETTS SHOULD BE ON THE LOOKOUT IN THE NEXT SEVERAL
HOURS FOR THESE STRONG STORMS.  STAY TUNED TO NOAA WEATHER RADIO AND
YOUR LOCAL TELEVISION STATIONS FOR MORE DETAILS ABOUT THESE STORMS.

CHORNEY
Special weather statement, Jul 8, 4:19 PM EDT, 32 minutes before
MAZ005-082200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HARTFORD CT
418 PM EDT THUR JUL 08 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MOST OF MASSACHUSETTS
TO INCLUDE HAMPDEN COUNTY UNTIL 1000 PM EDT...

AT 350 PM EDT THERE WAS AN AREA OF THUNDERSTORMS...SOME WHICH WERE
SEVERE STRETCHING FROM JUST NORTH OF POUGHKEEPSIE NEW YORK EXTENDING
TOWARDS THE NORTH NEAR BURLINGTON VERMONT.  THE STRONGEST STORMS WERE
LOCATED IN THE ALBANY NEW YORK AREA WHICH RECEIVED A SQUALL LINE WIND
OF 37 MILES PER HOUR.

THESE STORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS HAIL AND
FREQUENT LIGHTNING.  THE STORMS ARE CURRENTLY MOVING TOWARDS THE EAST
AT 20 MILES PER HOUR.

PEOPLE IN MASSACHUSETTS SHOULD BE ON THE LOOKOUT IN THE NEXT SEVERAL
HOURS FOR THESE STRONG STORMS.  STAY TUNED TO NOAA WEATHER RADIO AND
YOUR LOCAL TELEVISION STATIONS FOR MORE DETAILS ABOUT THESE STORMS.

CHORNEY
Special weather statement, Jul 8, 4:20 PM EDT, 31 minutes before
MAZALL-082300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BOSTON MA
420 PM EDT THU JUL 8 1993

...SEVERE THUNDERSTORM WATCH FOR ALL BUT SOUTHEAST MASSACHUSETTS
UNTIL 10 PM...

THUNDERSTORMS HAVE DEVELOPED THIS AFTERNOON TO THE NORTH AND WEST OF
MASSACHUSETTS.  THESE STORMS HAVE BEEN SEVERE AROUND THE ALBANY NEW YORK
AREA AND ARE MOVING TO THE EAST SOUTHEAST AT AROUUND 20 MPH.

RESIDENTS OF ALL BUT SOUTHEAST MASSACHUSETTS SHOULD BE ON THE LOOKOUT
FOR STRONG THUNDERSTORMS WITH HIGH WINDS...HEAVY RAIN AND POSSIBLE HAIL
INTO THE EVENING HOURS.

REMEMBER...LIGHTNING CAN KILL FROM A STORM ALMOST 10 MILES AWAY...WHICH
MEANS YOU DONT HAVE TO HEAR THUNDER IN ORDER TO BE THREATENED.

PLEASE LISTEN FOR LATER STATEMENTS ON THIS SITUATION.

GIRODO
Special weather statement, Jul 8, 4:21 PM EDT, 30 minutes before
MAZALL-082300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BOSTON MA
420 PM EDT THU JUL 8 1993

...SEVERE THUNDERSTORM WATCH FOR ALL BUT SOUTHEAST MASSACHUSETTS
UNTIL 10 PM...

THUNDERSTORMS HAVE DEVELOPED THIS AFTERNOON TO THE NORTH AND WEST OF
MASSACHUSETTS.  THESE STORMS HAVE BEEN SEVERE AROUND THE ALBANY NEW YORK
AREA AND ARE MOVING TO THE EAST SOUTHEAST AT AROUUND 20 MPH.

RESIDENTS OF ALL BUT SOUTHEAST MASSACHUSETTS SHOULD BE ON THE LOOKOUT
FOR STRONG THUNDERSTORMS WITH HIGH WINDS...HEAVY RAIN AND POSSIBLE HAIL
INTO THE EVENING HOURS.

REMEMBER...LIGHTNING CAN KILL FROM A STORM ALMOST 10 MILES AWAY...WHICH
MEANS YOU DONT HAVE TO HEAR THUNDER IN ORDER TO BE THREATENED.

PLE.ASE LISTEN FOR LATER STATEMENTS ON THIS SITUATION.

GIRODO

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 8, 5:03 PM EDTSevere Thunderstorm WarningBOXHampden57 min
Jul 8, 5:40 PM EDTSevere Thunderstorm WarningBOXWorcester65 min
Jul 8, 6:02 PM EDTSevere Thunderstorm WarningBOXHampden43 min
Jul 8, 6:10 PM EDTSevere Thunderstorm WarningBOXWorcester65 min
Jul 8, 6:18 PM EDTSevere Thunderstorm WarningBOXEssex, Middlesex57 min
Jul 8, 6:27 PM EDTTornado WarningBOXMiddlesex33 min
Jul 8, 6:45 PM EDTTornado WarningBOXNorfolk, Suffolk45 min
Jul 8, 7:04 PM EDTSevere Thunderstorm WarningBOXMiddlesex26 min
Jul 8, 7:29 PM EDTSevere Thunderstorm WarningBOXNorfolk, Suffolk31 min
Jul 8, 7:33 PM EDTSevere Thunderstorm WarningBOXBristol, Plymouth57 min
Jul 8, 6:24 PM EDTSevere Thunderstorm WarningBOX66 min
Jul 8, 6:42 PM EDTSevere Thunderstorm WarningBOXNortheastern Connecticut Planning Region63 min
Jul 8, 6:53 PM EDTSevere Thunderstorm WarningBOXProvidence87 min

Nearby

Severe Thunderstorm Warnings in Massachusetts, 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.