Alert archive / New York / Severe Thunderstorm Warnings in 2014
Severe Thunderstorm Warning 66, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Aug 12, 2014, 4:49 PM EDT for Erie County, Niagara County, New York. It was in force for 44 min. 2 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
- Aug 12, 2014, 4:49 PM EDT (20:49 UTC)
- Expired
- Aug 12, 2014, 5:33 PM EDT
- In force
- 44 min
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
Counties Erie County, NY, Niagara County, NY
The radar
The Buffalo radar (KBUF), 12 km from the middle of the area, began a volume at 20:49 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 |
|---|---|---|---|
| Aug 12, 4:57 PM EDT | TSTM WND DMG | 2 Nw Buffalo, NY | LARGE TREE DOWN ON THE WEST SIDE |
| Aug 12, 5:00 PM EDT | TSTM WND DMG | 2 N Buffalo, NY | LARGE TREE LIMB DOWN...IN CITY OF BUFFALO ON DELAWARE AVE BETWEEN UTICA AVE AND LEXINGTON |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 8.8 hours before the alert went out and 15 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
- 38 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 748 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 339 m²/s²
- 0-3 km storm-relative helicity
- 370 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
837
WUUS51 KBUF 122049
SVRBUF
NYC029-063-122145-
/O.NEW.KBUF.SV.W.0066.140812T2049Z-140812T2145Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
449 PM EDT TUE AUG 12 2014
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN ERIE COUNTY IN WESTERN NEW YORK
SOUTH CENTRAL NIAGARA COUNTY IN WESTERN NEW YORK
* UNTIL 545 PM EDT
* AT 445 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
OF 60 MPH. THIS STORM WAS LOCATED NEAR BUFFALO...AND MOVING
NORTHEAST AT 30 MPH.
* SOME LOCATIONS IN THE WARNING INCLUDE...
BUFFALO...
TONAWANDA...
GRAND ISLAND...
KENMORE...
WILLIAMSVILLE...
AMHERST...
HARRIS HILL...
AKRON...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. IF YOU ARE IN THE PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...AND DEADLY CLOUD TO
GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A
SHELTER...PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
&&
LAT...LON 4306 7901 4328 7852 4292 7849 4280 7887
4282 7888 4285 7887 4287 7891 4294 7892
4296 7899 4300 7903 4302 7903
TIME...MOT...LOC 2049Z 246DEG 25KT 4291 7889
$$
REYNOLDS2 follow-up statements
073 WWUS51 KBUF 122119 SVSBUF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BUFFALO NY 519 PM EDT TUE AUG 12 2014 NYC029-063-122145- /O.CON.KBUF.SV.W.0066.000000T0000Z-140812T2145Z/ NIAGARA NY-ERIE NY- 519 PM EDT TUE AUG 12 2014 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM EDT FOR NORTHEASTERN ERIE AND SOUTH CENTRAL NIAGARA COUNTIES... AT 514 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR HARRIS HILL...OR NEAR WILLIAMSVILLE...MOVING NORTHEAST AT 30 MPH. SOME LOCATIONS IN THE WARNING INCLUDE... AMHERST... CLARENCE... WILLIAMSVILLE... NORTH TONAWANDA... PENDLETON... PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS IS A DANGEROUS STORM. IF YOU ARE IN THE PATH...PREPARE IMMEDIATELY FOR DAMAGING WINDS...AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS. && LAT...LON 4284 7878 4306 7895 4328 7852 4292 7849 TIME...MOT...LOC 2117Z 246DEG 25KT 4299 7865 $$ REYNOLDS
711 WWUS51 KBUF 122133 SVSBUF SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BUFFALO NY 533 PM EDT TUE AUG 12 2014 NYC029-063-122143- /O.CAN.KBUF.SV.W.0066.000000T0000Z-140812T2145Z/ NIAGARA NY-ERIE NY- 533 PM EDT TUE AUG 12 2014 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN ERIE AND SOUTH CENTRAL NIAGARA COUNTIES IS CANCELLED... AT 533 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. LAT...LON 4284 7878 4306 7895 4328 7852 4292 7849 TIME...MOT...LOC 2133Z 246DEG 25KT 4303 7851 $$ REYNOLDS
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 12, 4:13 PM EDT | Special Marine Warning | BUF | 62 min | |
| Aug 12, 4:33 PM EDT | Special Weather Statement | BUF | Erie | 57 min |
| Aug 12, 4:58 PM EDT | Special Weather Statement | BUF | Erie | 62 min |
| Aug 12, 5:08 PM EDT | Special Weather Statement | BUF | Cattaraugus | 52 min |
| Aug 12, 5:26 PM EDT | Small Craft Advisory | BUF | 5 days | |
| Aug 12, 5:37 PM EDT | Special Weather Statement | BUF | Niagara | 53 min |
| Aug 12, 6:00 PM EDT | Special Weather Statement | BUF | Cattaraugus | 60 min |
| Aug 12, 6:35 PM EDT | Special Weather Statement | BUF | Genesee, Orleans, Wyoming | 55 min |
| Aug 12, 7:00 PM EDT | Special Weather Statement | BUF | Cattaraugus | 60 min |
| Aug 12, 7:18 PM EDT | Flash Flood Warning | BUF | Allegany, Cattaraugus, Wyoming | 4 hr |
Nearby
Severe Thunderstorm Warnings in New York, 2014Every severe thunderstorm warning in 2014
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.