Alert archive / New York / Severe Thunderstorm Warnings in 2013
Severe Thunderstorm Warning 40, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at May 28, 2013, 9:44 PM EDT for Allegany County, Cattaraugus County, New York. It was in force for 61 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 28, 2013, 9:44 PM EDT (01:44 UTC)
- Expired
- May 28, 2013, 10:45 PM EDT
- In force
- 61 min
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
Counties Allegany County, NY, Cattaraugus County, NY
The radar
The Buffalo radar (KBUF), 91 km from the middle of the area, began a volume at 01:45 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.
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 1.7 hours before the alert went out and 88 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
- 147 J/kg
- Mixed-layer CIN
- -51 J/kg
- Mixed-layer LCL
- 758 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 220 m²/s²
- 0-3 km storm-relative helicity
- 347 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
642 WUUS51 KBUF 290144 SVRBUF NYC003-009-290245- /O.NEW.KBUF.SV.W.0040.130529T0144Z-130529T0245Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BUFFALO NY 944 PM EDT TUE MAY 28 2013 THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHERN ALLEGANY COUNTY IN WESTERN NEW YORK CATTARAUGUS COUNTY IN WESTERN NEW YORK THIS ALSO INCLUDES INTERSTATE 86 BETWEEN EXITS 17 AND 32. * UNTIL 1045 PM EDT * AT 941 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 5 MILES NORTH OF SALAMANCA...AND MOVING EAST AT 35 MPH. * SOME LOCATIONS IN THE WARNING INCLUDE... HINSDALE... CUBA... PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS IS A DANGEROUS STORM. IF YOU ARE IN THE PATH...PREPARE IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS. && LAT...LON 4200 7901 4239 7886 4238 7777 4199 7788 TIME...MOT...LOC 0144Z 275DEG 30KT 4223 7872 $$ JJR
2 follow-up statements
390 WWUS51 KBUF 290211 SVSBUF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BUFFALO NY 1011 PM EDT TUE MAY 28 2013 NYC003-009-290245- /O.CON.KBUF.SV.W.0040.000000T0000Z-130529T0245Z/ ALLEGANY NY-CATTARAUGUS NY- 1011 PM EDT TUE MAY 28 2013 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1045 PM EDT FOR SOUTHEASTERN CATTARAUGUS AND SOUTHERN ALLEGANY COUNTIES... AT 1009 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR ISCHUA...OR 9 MILES NORTH OF OLEAN...MOVING EAST AT 35 MPH. SOME LOCATIONS IN THE WARNING INCLUDE... CUBA... FRIENDSHIP... BELMONT... SCIO... PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS IS A DANGEROUS STORM. IF YOU ARE IN THE PATH...PREPARE IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS. && LAT...LON 4200 7873 4237 7852 4238 7777 4199 7788 TIME...MOT...LOC 0211Z 275DEG 30KT 4221 7842 $$ JJR
638 WWUS51 KBUF 290234 SVSBUF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BUFFALO NY 1034 PM EDT TUE MAY 28 2013 NYC003-009-290244- /O.CAN.KBUF.SV.W.0040.000000T0000Z-130529T0245Z/ ALLEGANY NY-CATTARAUGUS NY- 1034 PM EDT TUE MAY 28 2013 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN CATTARAUGUS AND SOUTHERN ALLEGANY COUNTIES IS CANCELLED... AT 1034 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE SEVERE THUNDERSTORM THAT PROMPTED THE WARNING HAD WEAKENED AND WAS NO LONGER SEVERE...THUS THE WARNING HAS BEEN CANCELLED. PLEASE NOTE...HEAVY RAIN...SMALL HAIL...AND GUSTY WINDS ARE STILL POSSIBLE FROM THIS THUNDERSTORM. LAT...LON 4200 7873 4237 7852 4238 7777 4199 7788 TIME...MOT...LOC 0234Z 275DEG 30KT 4219 7816 $$ JJR
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 9:00 PM EDT | Severe Thunderstorm Warning | BUF | Cattaraugus, Chautauqua | 45 min |
| May 28, 10:03 PM EDT | Flash Flood Warning | BUF | Cattaraugus, Chautauqua | 4 hr |
| May 28, 10:10 PM EDT | Severe Thunderstorm Warning | BUF | Chautauqua | 50 min |
| May 28, 11:28 PM EDT | Small Craft Advisory | BUF | 17 hr | |
| May 29, 4:11 PM EDT | Tornado Warning | BUF | Cayuga, Wayne | 34 min |
Nearby
Severe Thunderstorm Warnings in New York, 2013Every severe thunderstorm warning in 2013
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; radar from the NEXRAD Level II archive.