Alert archive / New York / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 13, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at May 3, 2012, 11:22 PM EDT for Livingston County, Ontario County, New York. It was in force for 37 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 3, 2012, 11:22 PM EDT (03:22 UTC)
- Expired
- May 3, 2012, 11:59 PM EDT
- In force
- 37 min
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
Counties Livingston County, NY, Ontario County, NY
The radar
The Buffalo radar (KBUF), 103 km from the middle of the area, began a volume at 03:24 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, 3.4 hours before the alert went out and 99 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
- 842 J/kg
- Mixed-layer CIN
- -84 J/kg
- Mixed-layer LCL
- 1453 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 111 m²/s²
- 0-3 km storm-relative helicity
- 156 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.7
The text
As transmitted, in the capitals the NWS used until 2016.
007
WUUS51 KBUF 040322
SVRBUF
NYC051-069-040415-
/O.NEW.KBUF.SV.W.0013.120504T0322Z-120504T0415Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
1122 PM EDT THU MAY 3 2012
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHERN LIVINGSTON COUNTY IN WESTERN NEW YORK
SOUTHERN ONTARIO COUNTY IN WESTERN NEW YORK
* UNTIL 1215 AM EDT
* AT 1120 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 NEAR
CONESUS...OR 8 MILES SOUTHEAST OF GENESEO...AND MOVING EAST AT 40
MPH.
* SOME LOCATIONS IN THE WARNING INCLUDE...
HONEOYE...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.
&&
LAT...LON 4253 7805 4283 7777 4284 7697 4275 7700
4276 7731 4266 7736 4257 7737 4257 7765
4254 7766 4253 7771 4250 7772
TIME...MOT...LOC 0322Z 261DEG 35KT 4275 7765
$$
HITCHCOCK2 follow-up statements
005
WWUS51 KBUF 040347
SVSBUF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1147 PM EDT THU MAY 3 2012
NYC051-069-040415-
/O.CON.KBUF.SV.W.0013.000000T0000Z-120504T0415Z/
LIVINGSTON NY-ONTARIO NY-
1147 PM EDT THU MAY 3 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 AM EDT
FOR SOUTHERN ONTARIO AND SOUTHEASTERN LIVINGSTON COUNTIES...
AT 1145 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER
SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS
WERE LOCATED ALONG A LINE EXTENDING FROM GENEVA TO DANSVILLE...
MOVING EAST AT 40 MPH.
SOME LOCATIONS IN THE WARNING INCLUDE...
NAPLES...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THESE STORMS. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.
&&
LAT...LON 4251 7784 4283 7743 4284 7697 4275 7700
4276 7731 4266 7736 4257 7737 4257 7765
4254 7766 4253 7771 4250 7772
TIME...MOT...LOC 0346Z 261DEG 35KT 4282 7697 4254 7770
$$
HITCHCOCK503
WWUS51 KBUF 040359
SVSBUF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1159 PM EDT THU MAY 3 2012
NYC051-069-040409-
/O.CAN.KBUF.SV.W.0013.000000T0000Z-120504T0415Z/
LIVINGSTON NY-ONTARIO NY-
1159 PM EDT THU MAY 3 2012
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN ONTARIO AND
SOUTHEASTERN LIVINGSTON COUNTIES IS CANCELLED...
AT 1159 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE SEVERE
THUNDERSTORM THAT PROMPTED THE WARNING HAD EXITED THE WARNED AREA...
THUS THE WARNING HAS BEEN CANCELLED.
LAT...LON 4251 7784 4283 7743 4284 7697 4275 7700
4276 7731 4266 7736 4257 7737 4257 7765
4254 7766 4253 7771 4250 7772
TIME...MOT...LOC 0359Z 261DEG 35KT 4284 7680 4256 7753
$$
HITCHCOCKThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 3, 10:40 PM EDT | Special Marine Warning | BUF | 80 min | |
| May 3, 10:43 PM EDT | Severe Thunderstorm Warning | BUF | Livingston, Monroe, Ontario, Wayne | 62 min |
| May 3, 11:40 PM EDT | Special Weather Statement | BUF | Jefferson, Oswego | 65 min |
| May 3, 11:42 PM EDT | Severe Thunderstorm Warning | BUF | Cayuga, Wayne | 29 min |
Nearby
Severe Thunderstorm Warnings in New York, 2012Every severe thunderstorm warning in 2012
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.