Alert archive / New York / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 18, NWS Buffalo, NY

August 4, 1992Erie County, Niagara County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Aug 4, 1992, 5:10 PM EDT for Erie County, Niagara County, New York. It was in force for 50 min. 1 report 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
Aug 4, 1992, 5:10 PM EDT (21:10 UTC)
Expired
Aug 4, 1992, 6:00 PM EDT
In force
50 min
Issued by
NWS Buffalo, NY
Area
Whole counties

Counties Erie County, NY, Niagara County, NY

What was reported inside it

TimeReportWhereRemark
Aug 4, 5:30 PM EDTHail 1Niagara, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 9.2 hours before the alert went out and 5 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 1992-08-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 38 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 12:00Z on 1992-08-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -2 square meters per square second.1939587897117Sfc1 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
38 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
680 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
-2 m²/s²
0-3 km storm-relative helicity
-39 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 042112
SVRBUF
NYC063-NYC029-042200-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
510 PM EDT TUE AUG 4 1992
 
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  600 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS......
 
IN NEW YORK
 
NIAGARA AND ERIE COUNTIES AND ADJACENT WATERS OF LAKE ONTARIO...
 
AT 509PM A SEVERE THUNDERSTORM WAS NEAR THOROLD ONTARIO ON THE
NORTHERN PART OF THE NIAGARA PENINSULA. IT WAS MOVING TO THE
SOUTHEAST AT 35 MPH AND WILL AFFECT PARTS OF NIAGARA AND ERIE COUNTIES
BETWEEN NOW AND 600PM. THE THUNDERSTORM IS PRODUCING HEAVY RAINS...HAIAND STRONG WINDS.
 
IF THREATENING WEATHE`R APPROACHES GO TO A SAFE PLACE IMMEDIATELY.
IN HOMES A BASEMENT OR INTERIOR ROOM IS THE SAFEST LOCATION.

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, Aug 4, 12:52 PM EDT, 4 hours 18 minutes before
NYZ-003-004-005-041700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1233 PM EDT TUE AUG 4 1992

A TORNADO WATCH REMAINS IN EFFECT FOR MUCH OF EASTERN NEW YORK.

AT 1233 PM...SHOWERS AND THUNDERSTORMS WERE SCATTERED FROM THE EASTERN
END OF LAKE ONTARIO TO NORTHWESTERN PENNSYLVANIA. THE SHOWERS COVERED
MUCH OF THE FINGER LAKES REGION...THE SOUTHERN TIER BETWEEN CUBA AND
ELMIRA...WYOMING AND CHAUTAUQUA COUNTIES...AND SOUTHERN ERIE COUNTY.

A HEAVY SHOWER WAS 5 MILES NORTH OF HORNELL NEW YORK AND A THUNDERSTORM
WITH HEAVY RAIN WAS 15 MILES SOUTHWEST OF WARREN PENNSYLVANIA.

SHOWERS AND THUNDERSTORMS HAD ALSO DEVELOPED OVER ONTARIO FROM 25 MILES
WEST TO 30 MILES NORTHWEST OF TORONTO.

THE SHOWERS AND THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR
WHILE THE STORM SYSTEM CONTINUED MOVING SOUTHEAST AT 15 MILES AN HOUR.       [
THE TORNADO WATCH WAS FOR NEW YORK AND PENNSYLVANIA EAST OF A LINE
FROM WILLIAMSPORT P$ENNSYLVANIA TO MASSENA NEW YORK. FREQUENT
LIGHTNING WAS OCCURRING OVER MUCH OF EASTERN NEW YORK AND CENTRAL
PENNSYLVANIA.
CHT
Special weather statement, Aug 4, 1:50 PM EDT, 3 hours 20 minutes before
NYZ-041800-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
130 PM EDT TUE AUG 4 1992

THE TORNADO WATCH HAS BEEN DROPPED FOR THE EASTERN FINGER LAKES
REGION...SYRACUSE...AND BINGHAMTON.

AT 130 PM...A TORNADO WATCH REMAINS IN EFFECT FOR NEW YORK EAST OF A LINE
FROM BINGHAMTON TO PLATTSBURG.

SHOWERS WERE SCATTERED FROM EASTERN LAKE ONTARIO TO WILLIAMPORT
PENNSYLVANIA COVERING MUCH OF THE FINGER LAKES REGION IN NEW YORK.
SHOWERS AND THUNDERSTORMS WITH HEAVY RAIN WERE SCATTERED FROM 10 MILES
NORTHWEST OF LITTLE VALLEY NEW YORK TO 25 MILES SOUTH OF BRADFORD
PENNSYLVANIA.

THE SHOWERS AND THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR.

SHOWERS AND THUNDERSTORMS WITH VERY HEAVY RAIN CONTINUED OVER SOUTHERN
ONTARIO SCATTERED FROM 10 MILES NORTH OF HAMILTON TO 45 MILES
NORTHWEST OF TORONTO. THIS AREA OF THUNDERSTORMS WAS MOVING
SOUTHEAST AT 10 MILES AN HOUR.
CHT
Special weather statement, Aug 4, 1:53 PM EDT, 3 hours 17 minutes before
NYZ-041800-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE BUFFALO NY
130 PM EDT TUE AUG 4 1992

THE TORNADO WATCH HAS BEEN DROPPED FOR THE EASTERN FINGER LAKES
REGION...SYRACUSE...AND BINGHAMTON.

AT 130 PM...A TORNADO WATCH REMAINS IN EFFECT FOR NEW YORK EAST OF A LINE
FROM BINGHAMTON TO PLATTSBURG.

SHOWERS WERE SCATTERED FROM EASTERN LAKE ONTARIO TO WILLIAMPORT
PENNSYLVANIA COVERING MUCH OF THE FINGER LAKES REGION IN NEW YORK.
SHOWERS AND THUNDERSTORMS WITH HEAVY RAIN WERE SCATTERED FROM 10 MILES
NORTHWEST OF LITTLE VALLEY NEW YORK TO 25 MILES SOUTH OF BRADFORD
PENNSYLVANIA.

THE SHOWERS AND THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR.

SHOWERS AND THUNDERSTORMS WITH VERY HEAVY RAIN CONTINUED OVER SOUTHERN
ONTARIO SCATTERED FROM 10 MILES NORTH OF HAMILTON TO 45 MILES
NORTHWEST OF TORONTO. THIS AREA OF THUNDERSTORMS WAS MOVING
SOUTHEAST AT 10 MILES AN HOUR.
CHT

Nearby

Severe Thunderstorm Warnings in New York, 1992Every severe thunderstorm warning in 1992

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.