Alert archive / New York / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 26, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Aug 30, 1993, 7:45 PM EDT for Chautauqua County, New York. It was in force for 60 min.
The area
The counties it named.
The facts
- Issued
- Aug 30, 1993, 7:45 PM EDT (23:45 UTC)
- Expired
- Aug 30, 1993, 8:45 PM EDT
- In force
- 60 min
- Issued by
- NWS Buffalo, NY
- Area
- Whole counties
County Chautauqua County, NY
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 11.8 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 832 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 125 m²/s²
- 0-3 km storm-relative helicity
- 230 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBUF 302349 SVRBUF NYC013-310045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BUFFALO NY 745 PM EDT MON AUG 30 1993 THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 845 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS...... IN NEW YORK ...CHAUTAUQUA AND ADJACENT WATERS OF THE GREAT LAKES AT 745 PM EDT BUFFALO WEATHER RADAR OBSERVED A POSSIBLE SEVERE THUNDERSTORM OVER NORTH CHAUTAUQUA COUNTY NEAR FREDONIA. THE THUNDERSTORM WAS MOVING NORTHEAST AT 30 MPH. VERY HEAVY RAINS...STRONG WINDS AND POSSIBLE HAIL ALONG WITH FREQUENT LIGHTNING MAY ACCOMPANY THESE THUNDERSTORMS. THE HEAVY DOWNPOURS MAY ALSO PRODUCE POOR DRAINAGE FLOODING. BE ON THE ALERT FOR THUNDERSTORMS ACCOMPANIED BY FREQUENT LIGHTNING...STRONG DAMAGING WINDS AND LARGE HAIL. EGR
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 30, 6:41 PM EDT, 1 hour 4 minutes before
NYZ001-021-022-002-003-004-005-310000- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BUFFALO NY 635 AM EDT MON AUG 30 1993 AT 630 PM...A SMALL CLUSTER OF THUNDERSTORMS WITH VERY HEAVY RAIN... FREQUENT LIGHTNING...AND POSSIBLE SMALL HAIL WAS LOCATED IN EXTREME SOUTHWEST CHAUTAUQUS COUNTY AND EXTENDED INTO NORTHWEST PENNSYLVANIA. THESE THUNDERSTORMS MAY AFFECT NIOBE BY ABOUT 700 PM. LOCALIZED DRAINAGE FLOODING WILL BE POSSIBLE FROM THE TORRENTIAL RAIN. PEOPLE IN SOUTHERN CHAUTAUQUA COUNTY SHOULD BE ON THE LOOK OUT. IF THREATENING WEATHER APPROACHES...SEEK SHELTER IMMEDIATELY. IF IN A CAR...DO NOT CROSS LARGE POOLS OF WATER ON THE ROAD. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES ON THESE THUNDERSTORMS. DEG
Special weather statement, Aug 30, 6:45 PM EDT, 1 hour before
NYZ001-021-022-002-003-004-005-310000- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BUFFALO NY 635 AM EDT MON AUG 30 1993 (FOR SPELLING OF COUNTY) AT 630 PM...A SMALL CLUSTER OF THUNDERSTORMS WITH VERY HEAVY RAIN... FREQUENT LIGHTNING...AND POSSIBLE SMALL HAIL WAS LOCATED IN EXTREME SOUTHWEST CHAUTAUQUA COUNTY AND EXTENDED INTO NORTHWEST PENNSYLVANIA. THESE THUNDERSTORMS MAY AFFECT NIOBE BY ABOUT 700 PM. LOCALIZED DRAINAGE FLOODING WILL BE POSSIBLE FROM THE TORRENTIAL RAIN. PEOPLE IN SOUTHERN CHAUTAUQUA COUNTY SHOULD BE ON THE LOOK OUT. IF THREATENING WEATHER APPROACHES...SEEK SHELTER IMMEDIATELY. IF IN A CAR...DO NOT CROSS LARGE POOLS OF WATER ON THE ROAD. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES ON THESE THUNDERSTORMS. DEG
Special weather statement, Aug 30, 6:45 PM EDT, 1 hour before
NYZ001-021-022-002-003-004-005-310000- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BUFFALO NY 635 AM EDT MON AUG 30 1993 (FOR SPELLING OF COUNTY) AT 630 PM...A SMALL CLUSTER OF THUNDERSTORMS WITH VERY HEAVY RAIN... FREQUENT LIGHTNING...AND POSSIBLE SMALL HAIL WAS LOCATED IN EXTREME SOUTHWEST CHAUTAUQUA COUNTY AND EXTENDED INTO NORTHWEST PENNSYLVANIA. THESE THUNDERSTORMS MAY AFFECT NIOBE BY ABOUT 700 PM. LOCALIZED DRAINAGE FLOODING WILL BE POSSIBLE FROM THE TORRENTIAL RAIN. PEOPLE IN SOUTHERN CHAUTAUQUA COUNTY SHOULD BE ON THE LOOK OUT. IF THREATENING WEATHER APPROACHES...SEEK SHELTER IMMEDIATELY. IF IN A CAR...DO NOT CROSS LARGE POOLS OF WATER ON THE ROAD. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES ON THESE THUNDERSTORMS. DEG
Special weather statement, Aug 30, 7:39 PM EDT, 6 minutes before
NYZ001-021-022-002-003-004-005-310100- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BUFFALO NY 735 AM EDT MON AUG 30 1993 AT 730 PM...A THUNDERSTORM WITH VERY HEAVY RAIN...FREQUENT LIGHTNING... GUSTY WINDS...AND POSSIBLE SMALL HAIL WAS IN CHAUTAUQUA COUNTY 5 MILES SOUTHEAST OF WESTFIELD. THIS THUNDERSTORM WAS PART OF A SMALL CLUSTER OF STORMS THAT EXTENDED INTO NORTHWEST PENNSYLVANIA. THIS THUNDERSTORM WAS MOVING NORTHEAST AT 20 MILES AN HOUR...AND WILL PASS NEAR BROCTON BY ABOUT 745 PM. LOCALIZED DRAINAGE FLOODING WILL BE POSSIBLE FROM THE TORRENTIAL RAINS IN THIS STORM. PEOPLE IN CHAUTAUQUA COUNTY SHOULD BE ON THE LOOK OUT FOR THREATENING WEATHER. TAKE SHELXTER IF YOU ARE IN THE PATH OF THESE STORMS. THE MAIN THREAT WILL BE TORRENTIAL RAINFALL SO DO NOT DRIVE YOUR VEHICLE ACROSS FLOODED ROADS. STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES. DEG
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.