Alert archive / New York / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 73, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Aug 13, 2011, 7:16 PM EDT for Livingston County, Monroe County, New York. It was in force for 59 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
- Aug 13, 2011, 7:16 PM EDT (23:16 UTC)
- Expired
- Aug 13, 2011, 8:15 PM EDT
- In force
- 59 min
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
Counties Livingston County, NY, Monroe County, NY
The radar
The Buffalo radar (KBUF), 82 km from the middle of the area, began a volume at 23:16 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
Albany, NY (KALY), launched 12:00Z, 11.3 hours before the alert went out and 320 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
- 1301 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 2 m²/s²
- 0-3 km storm-relative helicity
- 12 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
943 WUUS51 KBUF 132316 SVRBUF NYC051-055-140015- /O.NEW.KBUF.SV.W.0073.110813T2316Z-110814T0015Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BUFFALO NY 716 PM EDT SAT AUG 13 2011 THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTH CENTRAL LIVINGSTON COUNTY IN WESTERN NEW YORK CENTRAL MONROE COUNTY IN WESTERN NEW YORK * UNTIL 815 PM EDT * AT 712 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 CALEDONIA...OR 13 MILES SOUTHWEST OF GATES...AND MOVING NORTHEAST AT 10 MPH. * SOME LOCATIONS IN THE WARNING INCLUDE... SCOTTSVILLE... HENRIETTA... 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 4284 7790 4300 7790 4323 7756 4305 7742 TIME...MOT...LOC 2316Z 232DEG 9KT 4300 7781 $$ HITCHCOCK
2 follow-up statements
347
WWUS51 KBUF 132349
SVSBUF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
749 PM EDT SAT AUG 13 2011
NYC051-132358-
/O.CAN.KBUF.SV.W.0073.000000T0000Z-110814T0015Z/
LIVINGSTON NY-
749 PM EDT SAT AUG 13 2011
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL LIVINGSTON
COUNTY IS CANCELLED...
LAT...LON 4297 7772 4298 7773 4299 7775 4299 7776
4298 7786 4300 7790 4323 7756 4305 7742
4296 7773
TIME...MOT...LOC 2348Z 232DEG 9KT 4305 7772
$$
NYC055-140015-
/O.CON.KBUF.SV.W.0073.000000T0000Z-110814T0015Z/
MONROE NY-
749 PM EDT SAT AUG 13 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT
FOR CENTRAL MONROE COUNTY...
AT 744 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THE STORMS WERE
LOCATED FROM SCOTTSVILLE TO BRIGHTON...MOVING NORTHEAST AT 10
MPH.
LAT...LON 4297 7772 4298 7773 4299 7775 4299 7776
4298 7786 4300 7790 4323 7756 4305 7742
4296 7773
TIME...MOT...LOC 2348Z 232DEG 9KT 4305 7772
$$
NIZIOL002
WWUS51 KBUF 140016
SVSBUF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
816 PM EDT SAT AUG 13 2011
NYC055-140026-
/O.EXP.KBUF.SV.W.0073.000000T0000Z-110814T0015Z/
MONROE NY-
816 PM EDT SAT AUG 13 2011
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL MONROE COUNTY HAS
EXPIRED...
AT 816 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE SEVERE
THUNDERSTORM THAT PROMPTED THE WARNING HAD EXITED THE WARNED AREA...
THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.
PLEASE REPORT SEVERE WEATHER TO LOCAL LAW ENFORCEMENT FOR RELAY TO
THE NATIONAL WEATHER SERVICE IN BUFFALO.
LAT...LON 4297 7772 4298 7773 4299 7775 4299 7776
4298 7786 4300 7790 4323 7756 4305 7742
4296 7773
TIME...MOT...LOC 2349Z 232DEG 9KT 4305 7772
$$
HITCHCOCKThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 13, 5:55 PM EDT | Special Marine Warning | BUF | 50 min | |
| Aug 13, 5:59 PM EDT | Special Weather Statement | BUF | Monroe | 61 min |
| Aug 13, 6:48 PM EDT | Special Marine Warning | BUF | 57 min | |
| Aug 13, 7:25 PM EDT | Severe Thunderstorm Warning | BUF | Monroe, Wayne | 55 min |
| Aug 13, 7:45 PM EDT | Special Marine Warning | BUF | 60 min |
Nearby
Severe Thunderstorm Warnings in New York, 2011Every severe thunderstorm warning in 2011
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.