Alert archive / New York / Severe Thunderstorm Warnings in 2013
Severe Thunderstorm Warning 66, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Jul 17, 2013, 4:18 PM EDT for Ontario County, Wayne County, New York. It was in force for 57 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
- Jul 17, 2013, 4:18 PM EDT (20:18 UTC)
- Expired
- Jul 17, 2013, 5:15 PM EDT
- In force
- 57 min
- Issued by
- NWS Buffalo, NY
- Area
- Storm-based polygon
Counties Ontario County, NY, Wayne County, NY
The radar
The Binghamton radar (KBGM), 122 km from the middle of the area, began a volume at 20:20 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 12:00Z, 8.3 hours before the alert went out and 138 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
- 1698 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 963 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 66 m²/s²
- 0-3 km storm-relative helicity
- 86 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
347
WUUS51 KBUF 172018
SVRBUF
NYC069-117-172115-
/O.NEW.KBUF.SV.W.0066.130717T2018Z-130717T2115Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
418 PM EDT WED JUL 17 2013
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHEASTERN ONTARIO COUNTY IN WESTERN NEW YORK
SOUTHERN WAYNE COUNTY IN WESTERN NEW YORK
THIS ALSO INCLUDES THE NEW YORK THRUWAY BETWEEN EXITS 42 AND 43.
* UNTIL 515 PM EDT
* AT 415 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
PALMYRA...OR 12 MILES NORTHEAST OF CANANDAIGUA...AND MOVING
SOUTHEAST AT 20 MPH.
* SOME LOCATIONS IN THE WARNING INCLUDE...
NEWARK...
PHELPS...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT
THURSDAY MORNING FOR CENTRAL NEW YORK.
&&
LAT...LON 4300 7734 4317 7723 4303 7672 4302 7673
4301 7677 4301 7696 4287 7695 4285 7698
TIME...MOT...LOC 2018Z 295DEG 18KT 4305 7717
$$
TJP2 follow-up statements
511
WWUS51 KBUF 172035
SVSBUF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
435 PM EDT WED JUL 17 2013
NYC069-117-172115-
/O.CON.KBUF.SV.W.0066.000000T0000Z-130717T2115Z/
ONTARIO NY-WAYNE NY-
435 PM EDT WED JUL 17 2013
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT
FOR SOUTHWESTERN WAYNE AND NORTHEASTERN ONTARIO COUNTIES...
THIS ALSO INCLUDES THE NEW YORK THRUWAY BETWEEN EXITS 42 AND 43.
AT 431 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR NEWARK...OR 13 MILES NORTHEAST OF CANANDAIGUA...MOVING
SOUTHEAST AT 20 MPH.
SOME LOCATIONS IN THE WARNING INCLUDE...
PHELPS...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH...PREPARE IMMEDIATELY FOR DAMAGING
WINDS...DESTRUCTIVE HAIL...AND CLOUD TO GROUND LIGHTNING. PEOPLE
OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG
BUILDING BUT AWAY FROM WINDOWS.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT
THURSDAY MORNING FOR CENTRAL NEW YORK.
&&
LAT...LON 4300 7734 4317 7723 4303 7672 4302 7673
4301 7677 4301 7696 4287 7695 4285 7698
TIME...MOT...LOC 2035Z 295DEG 18KT 4303 7710
$$
TJP431
WWUS51 KBUF 172108
SVSBUF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
508 PM EDT WED JUL 17 2013
NYC069-117-172118-
/O.EXP.KBUF.SV.W.0066.000000T0000Z-130717T2115Z/
ONTARIO NY-WAYNE NY-
508 PM EDT WED JUL 17 2013
THIS ALSO INCLUDES THE NEW YORK THRUWAY BETWEEN EXITS 42 AND 43.
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN WAYNE AND
NORTHEASTERN ONTARIO COUNTIES WILL EXPIRE AT 515 PM EDT...
AT 508 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 ALLOWED TO EXPIRE.
RADAR INDICATED THAT HEAVY RAIN IS STILL POSSIBLE FROM THE
THUNDERSTORM.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT
THURSDAY MORNING FOR CENTRAL NEW YORK.
LAT...LON 4300 7734 4317 7723 4303 7672 4302 7673
4301 7677 4301 7696 4287 7695 4285 7698
TIME...MOT...LOC 2108Z 295DEG 18KT 4296 7690
$$
TJPThe office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 17, 1:29 PM EDT | Heat Advisory | BUF | Cayuga, Genesee, Livingston, Monroe, Niagara, Ontario and 3 more | 5 hr |
| Jul 17, 3:44 PM EDT | Special Marine Warning | BUF | 2 hr | |
| Jul 17, 3:54 PM EDT | Special Weather Statement | BUF | Wayne | 66 min |
| Jul 17, 6:44 PM EDT | Special Weather Statement | BUF | Jefferson | 61 min |
| Jul 17, 7:14 PM EDT | Special Weather Statement | BUF | Monroe, Orleans | 61 min |
Nearby
Severe Thunderstorm Warnings in New York, 2013Every severe thunderstorm warning in 2013
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.