Alert archive / New York / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 50, NWS Buffalo, NY

July 19, 1996Chautauqua County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jul 19, 1996, 1:35 AM EDT for Chautauqua County, New York. It was in force for 90 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jul 19, 1996, 1:35 AM EDT (05:35 UTC)
Expired
Jul 19, 1996, 3:05 AM EDT
In force
90 min
Issued by
NWS Buffalo, NY
Area
Whole counties

County Chautauqua County, NY

The radar

The Buffalo radar (KBUF), 90 km from the middle of the area, began a volume at 05:38 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jul 19, 2:30 AM EDTThunderstorm WindMayville, NY
Jul 19, 2:45 AM EDTThunderstorm WindKennedy, NY

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 5.6 hours before the alert went out and 91 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 00:00Z on 1996-07-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Buffalo Intl Airport, NY at 00:00Z on 1996-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 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
5 J/kg
Mixed-layer CIN
-196 J/kg
Mixed-layer LCL
1034 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
69 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 KBUF 190536
SVRBUF
NYC013-NYZ520-521-190705-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
135 AM EDT FRI JUL 19 1996

THE NATIONAL WEATHER SERVICE IN BUFFALO NY HAS ISSUED A
SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING EFFECTIVE UNTIL 305 AM
EDT

IN WESTERN NEW YORK FOR 

   ...CHAUTAUQUA COUNTY

AND FOR THE NEAR SHORE WATERS OF LAKE ERIE FROM...

   ...RIPLEY TO SILVER CREEK
 
DOPPLER RADAR FROM BUFFALO AT 130 AM EDT SHOWED AN AREA OF SEVERE
THUNDERSTORMS OVER THE EASTERN WATERS OF LAKE ERIE...FROM LONG POINT
CANADA SOUTH TO ERIE PENNSYLVANIA.

THE THUNDERSTORMS WERE MOVING TO THE EAST SOUTHEAST AT 35 TO 40 MILES
AN HOUR...AND WILL MOVE INTO WESTERN PORTIONS OF THE COUNTY AROUND
150 AM...AND NEAR JAMESTOWN BY 215 AM.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH
AND/OR HAIL 3/4 INCH OR LARGER. FOR YOUR PROTECTION FROM
POTENTIALLY DAMAGING WINDS...MOVE TO AN INTERIOR ROOM ON THE LOWEST
FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS MAY ALSO CAUSE RAPID
FLOODING OF SMALL STREAMS AND POOR DRAINAGE AREAS. DON'T ATTEMPT TO
CROSS FLOODED ROADWAYS.

BOATERS SHOULD SEEK SAFE HARBOR IMMEDIATELY. IF POSSIBLE...REMAIN
BELOW DECK TO AVOID THE THREAT OF LIGHTNING. STRONG...GUSTY WINDS AND
HIGH WAVES MAY QUICKLY CAPSIZE YOUR CRAFT. BOATS IN PORT ARE ADVISED
NOT TO VENTURE OUT UNTIL THE STORM HAS PASSED.

LAMBERT

The office that day

Everything else NWS Buffalo, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 19, 4:04 AM EDTFlash Flood WarningBUFChautauqua3 hr

Nearby

Severe Thunderstorm Warnings in New York, 1996Every severe thunderstorm warning in 1996

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.