Alert archive / New York / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 7, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Jun 9, 1993, 10:18 PM EDT for Niagara County, New York. It was in force for 62 min.
The area
The counties it named.
The facts
- Issued
- Jun 9, 1993, 10:18 PM EDT (02:18 UTC)
- Expired
- Jun 9, 1993, 11:20 PM EDT
- In force
- 62 min
- Issued by
- NWS Buffalo, NY
- Area
- Whole counties
County Niagara County, NY
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 2.3 hours before the alert went out and 27 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.
- Mixed-layer CAPE
- 158 J/kg
- Mixed-layer CIN
- -111 J/kg
- Mixed-layer LCL
- 1322 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 249 m²/s²
- 0-3 km storm-relative helicity
- 324 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KBUF 100218 RRA
SVRBUF
NYC063-090320-
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
1018 PM EDT WED JUN 09 1993
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 1120 PM EDT FOR PEOPLE IN THE FOLLOWING
COUNTY
IN THE STATE OF NEW YORK
NIAGARA
AT 1015 PM BUFFALO WEATHER RADAR DETECTED A SEVERE THUNDERSTORM OVER
THE EASTERN NIAGARA PENNISULA JUST WEST OF NIAGARA FALLS ONTARIO.
THE STORMS WERE MOVING RAPIDLY EAST AT 50 MPH AND WILL BE ENTERING
NIAGARA COUNTY NEW YORK BY 1030 PM.
BE ON THE ALERT FOR THUNDERSTORMS ACCOMPANIED BY FREQUENT LIGHTNING
STRONG DAMAGING WINDS AND LARGE HAIL. LOCALLY HEAVY RAIN MAY ALSO CAUSE
DRAINAGE FLOODING.
.
IF THREATENING WEATHER APPROACHES GO TO A SAFE PLACE IMMEDIATELY.
IN HOMES A BASEMENT OR INTERIOR ROOM IS THE SAFEST LOCATION.
SKARIWhat 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, 9:30 PM EDT, 48 minutes before
NYZ001-021-022-002-003-004-005-100300 SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BUFFALO NY 930 PM EDT WED JUN 9 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF WESTERN NEW YORK EXCEPT FOR THE CENTRAL SOUTHERN TIER UNTIL 2 AM... AT 925 PM...AN AREA OF SHOWERS AND NUMEROUS THUNDERSTORMS...SOME WITH VERY HEAVY RAIN...EXTENDED ALONG THE ENTIRE NORTH SHORE OF LAKE ONTARIO FROM JUST WEST OF KINGSTON TO TORONTO...THEN SOUTHWEST ACROSS HAMILTON TO THE NORTH SHORE OF LAKE ERIE BETWEEN LONG POINT AND LONDON. THIS ACTIVITY HAS EDGED DOWN OVER THE NORTHERN THIRD OF LAKE ONTARIO. STRONGEST STORMS WERE OVER METRO TORONTO...WHERE LARGE HAIL HAS BEEN REPORTED...NEAR GRIMSBY ON THE NIAGARA PENINSULA...AND JUST NORTH OF PORT DOVER. THE STORMS WERE RACING TOWARD THE EAST NORTHEAST AT 60 MILES AN HOUR... AND ARE ACCOMPANIED BY FREQUENT LIGHTNING...STRONG WINDS AND POSSIBLE HAIL. THUNDERSTORMS MAY EDGE INTO NORTHERN NIAGARA COUNTY BY 10 PM... AND POSSIBLY REACH THE BUFFALO METRO AREA AROUND 11 PM. BE ON THE LOOKOUT FOR THREATENING WEATHER AND BE PREPARED TO TAKE SHELTER IF CONDITONS WARRANT OR A WARNING IS ISSUED. MCLAUGHLIN
Special weather statement, Jun 9, 9:33 PM EDT, 45 minutes before
NYZ001-021-022-002-003-004-005-100300 SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BUFFALO NY 930 PM EDT WED JUN 9 1993 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF WESTERN NEW YORK EXCEPT FOR THE CENTRAL SOUTHERN TIER UNTIL 2 AM... AT 925 PM...AN AREA OF SHOWERS AND NUMEROUS THUNDERSTORMS...SOME WITH VERY HEAVY RAIN...EXTENDED ALONG THE ENTIRE NORTH SHORE OF LAKE ONTARIO FROM JUST WEST OF KINGSTON TO TORONTO...THEN SOUTHWEST ACROSS HAMILTON TO THE NORTH SHORE OF LAKE ERIE BETWEEN LONG POINT AND LONDON. THIS ACTIVITY HAS EDGED DOWN OVER THE NORTHERN THIRD OF LAKE ONTARIO. STRONGEST STORMS WERE OVER METRO TORONTO...WHERE LARGE HAIL HAS BEEN REPORTED...NEAR GRIMSBY ON THE NIAGARA PENINSULA...AND JUST NORTH OF PORT DOVER. THE STORMS WERE RACING TOWARD THE EAST NORTHEAST AT 60 MILES AN HOUR... AND ARE ACCOMPANIED BY FREQUENT LIGHTNING...STRONG WINDS AND POSSIBLE HAIL. THUNDERSTORMS MAY EDGE INTFO NORTHERN NIAGARA COUNTY BY 10 PM... AND POSSIBLY REACH THE BUFFALO METRO AREA AROUND 11 PM. BE ON THE LOOKOUT FOR THREATENING WEATHER AND BE PREPARED TO TAKE SHELTER IF CONDITONS WARRANT OR A WARNING IS ISSUED. MCLAUGHLIN
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 9, 11:00 PM EDT | Severe Thunderstorm Warning | BUF | Orleans | 60 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.