Alert archive / New York / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 17, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at May 29, 2012, 11:39 AM EDT for Erie County, Wyoming County, New York. It was in force for 51 min. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 29, 2012, 11:39 AM EDT (15:39 UTC)
- Expired
- May 29, 2012, 12:30 PM EDT
- In force
- 51 min
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
Counties Erie County, NY, Wyoming County, NY
The radar
The Buffalo radar (KBUF), 38 km from the middle of the area, began a volume at 15:39 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 29, 11:40 AM EDT | HAIL 0.88 | Glenwood, NY | |
| May 29, 11:54 AM EDT | HAIL 0.5 | Holland, NY | DIME SIZED HAIL |
| May 29, 12:00 PM EDT | TSTM WND DMG | Strykersville, NY | WIRES DOWN. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 29, 10:27 AM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 3.7 hours before the alert went out and 35 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
- 1783 J/kg
- Mixed-layer CIN
- -53 J/kg
- Mixed-layer LCL
- 1124 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 71 m²/s²
- 0-3 km storm-relative helicity
- 128 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 2.0
The text
As transmitted, in the capitals the NWS used until 2016.
928 WUUS51 KBUF 291539 SVRBUF NYC029-121-291630- /O.NEW.KBUF.SV.W.0017.120529T1539Z-120529T1630Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BUFFALO NY 1139 AM EDT TUE MAY 29 2012 THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHEAST ERIE COUNTY IN WESTERN NEW YORK WYOMING COUNTY IN WESTERN NEW YORK * UNTIL 1230 PM EDT * AT 1135 AM 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 EAST CONCORD...OR 11 MILES SOUTH OF EAST AURORA...AND MOVING NORTHEAST AT 30 MPH. * SOME LOCATIONS IN THE WARNING INCLUDE... CHAFFEE... JAVA CENTER... VARYSBURG... 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 4287 7829 4263 7803 4253 7867 4265 7871 TIME...MOT...LOC 1539Z 235DEG 27KT 4263 7858 $$ HITCHCOCK
2 follow-up statements
204 WWUS51 KBUF 291606 SVSBUF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BUFFALO NY 1206 PM EDT TUE MAY 29 2012 NYC029-121-291630- /O.CON.KBUF.SV.W.0017.000000T0000Z-120529T1630Z/ WYOMING NY-ERIE NY- 1206 PM EDT TUE MAY 29 2012 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1230 PM EDT FOR EAST CENTRAL ERIE AND CENTRAL WYOMING COUNTIES... AT 1202 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR JAVA CENTER...MOVING NORTHEAST AT 25 MPH. SOME LOCATIONS IN THE WARNING INCLUDE... VARYSBURG... SHELDON... ORANGEVILLE... WETHERSFIELD... LAT...LON 4284 7830 4263 7803 4259 7847 4268 7853 TIME...MOT...LOC 1604Z 247DEG 21KT 4266 7842 $$ ZAFF
470 WWUS51 KBUF 291626 SVSBUF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BUFFALO NY 1226 PM EDT TUE MAY 29 2012 NYC029-121-291636- /O.EXP.KBUF.SV.W.0017.000000T0000Z-120529T1630Z/ WYOMING NY-ERIE NY- 1226 PM EDT TUE MAY 29 2012 ...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL ERIE AND CENTRAL WYOMING COUNTIES WILL EXPIRE AT 1230 PM EDT... AT 1226 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. A SEPERATE SEVERE THUNDERSTORM WARNING CONTINUES FOR THE NORTHEAST PORTION OF WYOMING COUNTY UNTIL 115 PM EDT. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM EDT TUESDAY EVENING FOR WESTERN NEW YORK. LAT...LON 4284 7830 4263 7803 4259 7847 4268 7853 TIME...MOT...LOC 1626Z 247DEG 21KT 4271 7826 $$ HITCHCOCK
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 29, 3:51 AM EDT | Special Weather Statement | BUF | Lewis | 54 min |
| May 29, 4:24 AM EDT | Special Weather Statement | BUF | Wyoming | 66 min |
| May 29, 4:33 AM EDT | Special Marine Warning | BUF | 27 min | |
| May 29, 4:41 AM EDT | Special Weather Statement | BUF | Jefferson | 34 min |
| May 29, 5:09 AM EDT | Special Weather Statement | BUF | Wyoming | 36 min |
| May 29, 5:17 AM EDT | Special Weather Statement | BUF | Lewis | 28 min |
| May 29, 6:34 AM EDT | Severe Thunderstorm Warning | BUF | Lewis | 22 min |
| May 29, 11:01 AM EDT | Special Weather Statement | BUF | Chautauqua | 44 min |
| May 29, 11:24 AM EDT | Severe Thunderstorm Warning | BUF | Chautauqua | 66 min |
| May 29, 12:11 PM EDT | Severe Thunderstorm Warning | BUF | Oswego | 64 min |
| May 29, 12:13 PM EDT | Severe Thunderstorm Warning | BUF | Livingston, Ontario | 62 min |
| May 29, 12:20 PM EDT | Severe Thunderstorm Warning | BUF | Genesee, Livingston, Wyoming | 41 min |
| May 29, 12:41 PM EDT | Severe Thunderstorm Warning | BUF | Cayuga, Oswego, Wayne | 44 min |
| May 29, 12:47 PM EDT | Severe Thunderstorm Warning | BUF | Ontario | 58 min |
| May 29, 12:49 PM EDT | Severe Thunderstorm Warning | BUF | Livingston, Monroe, Ontario | 41 min |
| May 29, 12:54 PM EDT | Special Marine Warning | BUF | 36 min | |
| May 29, 1:17 PM EDT | Severe Thunderstorm Warning | BUF | Wayne | 58 min |
| May 29, 1:20 PM EDT | Severe Thunderstorm Warning | BUF | Lewis, Oswego | 55 min |
| May 29, 1:24 PM EDT | Areal Flood Advisory | BUF | Oswego | 3 hr |
| May 29, 1:27 PM EDT | Severe Thunderstorm Warning | BUF | Allegany, Cattaraugus, Livingston | 63 min |
| May 29, 1:47 PM EDT | Severe Thunderstorm Warning | BUF | Lewis, Oswego | 38 min |
| May 29, 2:18 PM EDT | Severe Thunderstorm Warning | BUF | Oswego | 43 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.