Alert archive / New York / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 13, NWS Burlington, VT

June 15, 1993Cayuga County, New York

NWS Burlington, VT issued this severe thunderstorm warning at Jun 15, 1993, 2:39 PM EDT for Cayuga County, New York. It was in force for 66 min.

The area

The counties it named.

The facts

Issued
Jun 15, 1993, 2:39 PM EDT (18:39 UTC)
Expired
Jun 15, 1993, 3:45 PM EDT
In force
66 min
Issued by
NWS Burlington, VT
Area
Whole counties

County Cayuga County, NY

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 6.7 hours before the alert went out and 173 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, Buffalo Intl Airport, NY at 12:00Z on 1993-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 98 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, Buffalo Intl Airport, NY at 12:00Z on 1993-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -54 square meters per square second.1939587897Sfc1 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
98 J/kg
Mixed-layer CIN
-69 J/kg
Mixed-layer LCL
815 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
-54 m²/s²
0-3 km storm-relative helicity
90 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 KSYR 151842
SVRSYR
NYC011-151945-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SYRACUSE NY
239 PM EDT TUE JUN 15 1993
 
THE NATIONAL WEATHER SERVICE IN SYRACUSE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  345 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS......
 
IN  NEW YORK
 
   ...CAYUGA COUNTY
 
AND ADJACENT WATERS OF THE GREAT LAKES
 
 
AT 230 PM RADAR INDICATED STRONG THUNDERSTORMS OVER EASTERN SENECA
COUNTY CROSSING CAYUGA LAKE HEADED FOR SOUTHERN CAYUGA COUNTY. ANOTHER
AREA OF THUNDERSTORMS WAS OVER EASTERN WAYNE COUNTY HEADED TOWARD
NORTHERN CAYUGA COUNTY.  THESE STORMS WERE MOVING EAST-NORTHEAST AT
40 MPH.
 
 
BE ON THE ALERT FOR THUNDERSTORMS ACCOMPANIED BY FREQUENT
LIGHTNING...STRONG DAMAGING WINDS AND LARGE HAIL.  LOCALLY HEAVY
RAIN MAY ALSO CAUSE DRAINAGE FLOODING.
 
ALL MARINE INTERESTS SHOULD REMAIN ALERT AND SMALL BOATS TAKE
SHELTER IMMEDIATELY.

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 15, 1:24 PM EDT, 1 hour 15 minutes before
VTZALL-NYZ011-NYZ008-160000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BURLINGTON VT
124 PM EDT TUE JUN 15 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 800 PM FOR MUCH OF
VERMONT AND NORTHEAST NEW YORK...

THIS INCLUDES GRAND ISLE...FRANKLIN...CHITTENDEN...ADDISON...
LAMOILLE...WASHINGTON...ORANGE...RUTLAND...WINDSOR...BENNINGTON...
AND WINDHAM COUNTIES OF VERMONT AND CLINTON COUNTY NEW YORK.

THERE IS THE POSSIBILITY FOR SEVERE THUNDERSTORMS IN THE WATCH AREA
THROUGH 800 PM THIS EVENING. SEVERE THUNDERSTORMS CONTAIN WINDS IN
EXCESS OF 55 MILES AN HOUR AND LARGE HAIL.

A SEVERE THUNDERSTORM WATCH MEANS THAT SEVERE THUNDERSTORMS ARE
POSSIBLE...BUT NOT YET DEFINITE. IF SEVERE WEATHER OCCURS...WARNINGS
WILL BE ISSUED.

IF SEVERE WEATHER THREATENS YOUR AREA MOVE TO A SAFE SHELTER
IMMEDIATELY. STAY TUNED TO NOAA WEATHER RADIO AND LOCAL RADIO AND
TELEVISION STATIONS FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS.

GAM
Special weather statement, Jun 15, 1:25 PM EDT, 1 hour 14 minutes before
VTZALL-NYZ011-NYZ008-160000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BURLINGTON VT
124 PM EDT TUE JUN 15 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 800 PM FOR MUCH OF
VERMONT AND NORTHEAST NEW YORK...

THIS INCLUDES GRAND ISLE...FRANKLIN...CHITTENDEN...ADDISON...
LAMOILLE...WASHINGTON...ORANGE...RUTLAND...WINDSOR...BENNINGTON...
AND WINDHAM COUNTIES OF VERMONT AND CLINTON COUNTY NEW YORK.

THERE IS THE POSSIBILITY FOR SEVERE THUNDERSTORMS IN THE WATCH AREA
THROUGH 800 PM THIS EVENING. SEVERE THUNDERSTORMS CONTAIN WINDS IN
EXCESS OF 55 MILES AN HOUR AND LARGE HAIL.

A SEVERE THUNDERSTORM WATCH MEANS THAT SEVERE THUNDERSTORMS ARE
POSSIBLE...BUT NOT YET DEFINITE. IF SEVERE WEATHER OCCURS...WARNINGS
WILL BE ISSUED.

IF SEVERE WEATHER THREATENS YOUR AREA MOVE TO A SAFE SHELTER
IMMEDIATELY. STAY TUNED TO NOAA WEATHER RADIO AND LOCAL RADIO AND
TELEVISION STATIONS FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS.
0
GAM
Special weather statement, Jun 15, 2:30 PM EDT, 9 minutes before
VTZALL-NYZ011-008-152000-

SPECIAL WEATHER STATEMENT AND SHORT TERM FORECAST
NATIONAL WEATHER SERVICE BURLINGTON VT
230 PM EDT TUE JUN 15 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 800 PM FOR
NORTHEAST NEW YORK AND VERMONT...

AT 230 PM SHOWERS AND THUNDERSTORMS WERE FROM 20 MILES WEST OF
BURLINGTON TO 30 MILES WEST OF GLEN FALLS NEW YORK. MOVEMENT WAS TO
THE NORTHEAST AT 35 MPH.

SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS NORTHEAST NEW YORK
THROUGH 330 PM WHILE MOVING INTO CHITTENDEN...FRANKLIN AND GRAND ISLE
COUNTIES OF VERMONT. THIS INCLUDES THE BURLINGTON AREA AND LAKE
CHAMPLAIN.

THESE STORMS WILL PRODUCE VERY HEAVY RAIN...DEADLY LIGHTNING AND
STRONG GUSTY WIND.

BOATERS SHOULD HEAD TO SAFE HARBOR IMMEDIATELY. IF YOU ARE IN
CLINTON...ESSEX OR FRANKLIN COUNTIES OF NEW YORK OR GRAND
ISLE...FRANKLIN OR CHITTENDEN COUNTIES OF VERMONT...GET TO A SAFE
INDOOR SHELTER NOW.

DIGIORGI
Special weather statement, Jun 15, 2:35 PM EDT, 4 minutes before
VTZALL-NYZ011-008-152000-

SPECIAL WEATHER STATEMENTAND AND SHORT TERM FORECAST
NATIONAL WEATHER SERVICE BURLINGTON VT
230 PM EDT TUE JUN 15 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 800 PM FOR
NORTHEAST NEW YORK AND VERMONT...

AT 230 PM SHOWERS AND THUNDERSTORMS WERE FROM 20 MILES WEST OF
BURLINGTON TO 30 MILES WEST OF GLEN FALLS NEW YORK. MOVEMENT WAS TO
THE NORTHEAST AT 35 MPH.

SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS NORTHEAST NEW YORK
THROUGH 330 PM WHILE MOVING INTO CHITTENDEN...FRANKLIN AND GRAND ISLE
COUNTIES OF VERMONT. THIS INCLUDES THE BURLINGTON AREA AND LAKE
CHAMPLAIN.

THESE STORMS WILL PRODUCE VERY HEAVY RAIN...DEADLY LIGHTNING AND
STRONG GUSTY WIND.

BOATERS SHOULD HEAD TO SAFE HARBOR IMMEDIATELY. IF YOU ARE IN
CLINTON...ESSEX OR FRANKLIN COUNTIES OF NEW YORK OR GRAND
ISLE...FRANKLIN OR CHITTENDEN COUNTIES OF VERMONT...GET TO A SAFE
INDOOR SHELTER NOW.

DIGIORGI
Special weather statement, Jun 15, 2:38 PM EDT, 1 minute before
VTZALL-NYZ011-008-152000-

SPECIAL WEATHER STATEMENT AND SHORT TERM FORECAST
NATIONAL WEATHER SERVICE BURLINGTON VT
230 PM EDT TUE JUN 15 1993

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 800 PM FOR
NORTHEAST NEW YORK AND VERMONT...

AT 230 PM SHOWERS AND THUNDERSTORMS WERE FROM 20 MILES WEST OF
BURLINGTON TO 30 MILES WEST OF GLEN FALLS NEW YORK. MOVEMENT WAS TO
THE NORTHEAST AT 35 MPH.

SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS NORTHEAST NEW YORK
THROUGH 330 PM WHILE MOVING INTO CHITTENDEN...FRANKLIN AND GRAND ISLE
COUNTIES OF VERMONT. THIS INCLUDES THE BURLINGTON AREA AND LAKE
CHAMPLAIN.

THESE STORMS WILL PRODUCE VERY HEAVY RAIN...DEADLY LIGHTNING AND
STRONG GUSTY WIND.

BOATERS SHOULD HEAD TO SAFE HARBOR IMMEDIATELY. IF YOU ARE IN
CLINTON...ESSEX OR FRANKLIN COUNTIES OF NEW YORK OR GRAND
ISLE...FRANKLIN OR CHITTENDEN COUNTIES OF VERMONT...GET TO A SAFE
INDOOR SHELTER NOW.

DIGIORGI

The office that day

Everything else NWS Burlington, VT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 15, 3:01 PM EDTSevere Thunderstorm WarningBTVOnondaga59 min
Jun 15, 3:09 PM EDTTornado WarningBTVOswego66 min
Jun 15, 3:50 PM EDTTornado WarningBTVOswego55 min
Jun 15, 4:31 PM EDTSevere Thunderstorm WarningBTVOneida59 min
Jun 15, 5:38 PM EDTSevere Thunderstorm WarningBTVOneida52 min

Nearby

Severe Thunderstorm Warnings in New York, 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.