Alert archive / New York / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 56, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Jul 26, 2011, 11:17 AM EDT for Cayuga County, Wayne County, New York. It was in force for 43 min. 1 report 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
- Jul 26, 2011, 11:17 AM EDT (15:17 UTC)
- Expired
- Jul 26, 2011, 12:00 PM EDT
- In force
- 43 min
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
Counties Cayuga County, NY, Wayne County, NY
The radar
The Ft Drum radar (KTYX), 106 km from the middle of the area, began a volume at 15:18 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 |
|---|---|---|---|
| Jul 26, 11:30 AM EDT | HAIL 1 | Clyde, NY |
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, 3.3 hours before the alert went out and 169 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
- 975 J/kg
- Mixed-layer CIN
- -23 J/kg
- Mixed-layer LCL
- 821 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 176 m²/s²
- 0-3 km storm-relative helicity
- 333 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 7.5
The text
As transmitted, in the capitals the NWS used until 2016.
298
WUUS51 KBUF 261517
SVRBUF
NYC011-117-261600-
/O.NEW.KBUF.SV.W.0056.110726T1517Z-110726T1600Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
1117 AM EDT TUE JUL 26 2011
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTH CENTRAL CAYUGA COUNTY IN CENTRAL NEW YORK
EASTERN WAYNE COUNTY IN WESTERN NEW YORK
* UNTIL NOON EDT
* AT 1113 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 7 MILES
NORTHWEST OF CLYDE...AND MOVING EAST AT 35 MPH.
* SOME LOCATIONS IN THE WARNING INCLUDE...
CLYDE...
WEEDSPORT...
SAVANNAH...
CONQUEST...
PORT BYRON...
LAT...LON 4310 7649 4303 7649 4302 7668 4303 7672
4305 7673 4310 7704 4327 7678 4320 7647
4311 7647
TIME...MOT...LOC 1517Z 290DEG 30KT 4313 7693
$$
ZAFF2 follow-up statements
696
WWUS51 KBUF 261546
SVSBUF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1146 AM EDT TUE JUL 26 2011
NYC117-261556-
/O.CAN.KBUF.SV.W.0056.000000T0000Z-110726T1600Z/
WAYNE NY-
1146 AM EDT TUE JUL 26 2011
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN WAYNE COUNTY IS
CANCELLED...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM EDT
TUESDAY EVENING FOR CENTRAL NEW YORK.
LAT...LON 4302 7665 4303 7672 4306 7672 4308 7670
4310 7671 4312 7670 4307 7649 4303 7649
TIME...MOT...LOC 1546Z 290DEG 30KT 4304 7660
$$
NYC011-261600-
/O.CON.KBUF.SV.W.0056.000000T0000Z-110726T1600Z/
CAYUGA NY-
1146 AM EDT TUE JUL 26 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL NOON EDT FOR
CENTRAL CAYUGA COUNTY...
AT 1141 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR PORT BYRON...OR NEAR MONTEZUMA...MOVING EAST AT 35 MPH.
SOME LOCATIONS IN THE WARNING INCLUDE...
PORT BYRON...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM EDT
TUESDAY EVENING FOR CENTRAL NEW YORK.
&&
LAT...LON 4302 7665 4303 7672 4306 7672 4308 7670
4310 7671 4312 7670 4307 7649 4303 7649
TIME...MOT...LOC 1546Z 290DEG 30KT 4304 7660
$$
ZAFF268
WWUS51 KBUF 261557
SVSBUF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1157 AM EDT TUE JUL 26 2011
NYC011-261608-
/O.EXP.KBUF.SV.W.0056.000000T0000Z-110726T1600Z/
CAYUGA NY-
1157 AM EDT TUE JUL 26 2011
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL CAYUGA COUNTY WILL
EXPIRE AT NOON EDT...
RADAR INDICATED THAT HEAVY RAIN...SMALL HAIL...AND GUSTY WINDS WERE
STILL POSSIBLE FROM THE THUNDERSTORM.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM EDT
TUESDAY EVENING FOR CENTRAL NEW YORK.
LAT...LON 4302 7665 4303 7672 4306 7672 4308 7670
4310 7671 4312 7670 4307 7649 4303 7649
TIME...MOT...LOC 1558Z 290DEG 30KT 4300 7647
$$
ZAFFThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 25, 8:31 PM EDT | Special Weather Statement | BUF | Livingston | 29 min |
| Jul 26, 9:32 AM EDT | Special Marine Warning | BUF | 15 min | |
| Jul 26, 11:04 AM EDT | Severe Thunderstorm Warning | BUF | Ontario, Wayne | 56 min |
| Jul 26, 11:52 AM EDT | Severe Thunderstorm Warning | BUF | Oswego | 23 min |
| Jul 26, 12:07 PM EDT | Special Weather Statement | BUF | Ontario | 53 min |
| Jul 26, 3:26 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson, Lewis | 49 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.