Alert archive / New York / Tornado Warnings in 2015

Tornado Warning 2, NWS Buffalo, NY

June 10, 2015Ontario County, New York

NWS Buffalo, NY issued this tornado warning at Jun 10, 2015, 9:46 PM EDT for Ontario County, New York. It was in force for 29 min. 8 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
Jun 10, 2015, 9:46 PM EDT (01:46 UTC)
Expired
Jun 10, 2015, 10:15 PM EDT
In force
29 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon

County Ontario County, NY

The radar

The Buffalo radar (KBUF), 124 km from the middle of the area, began a volume at 01:46 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

TimeReportWhereRemark
Jun 10, 9:46 PM EDTTSTM WND DMGFarmington, NYPOWERLINES DOWN AND POSSIBLE BARN COLLAPSE ON SHORTSVILLE RD
Jun 10, 9:47 PM EDTTSTM WND DMGFarmington, NYLARGE GRAIN SILO BLOWN 300 FEEET
Jun 10, 9:50 PM EDTTORNADO2 Ene Padelford, NYEF0 TORNADO 60-70 MPH...HALF MILE LONG PATH NEAR SHORTSVILLE RD AND CR 28 INTERSECTION.
Jun 10, 10:05 PM EDTTSTM WND DMGPhelps, NYGRAIN BIN COLLAPSED
Jun 10, 10:07 PM EDTTSTM WND DMGPhelps, NY3 TREES DOWN
Jun 10, 10:09 PM EDTTSTM WND DMGVictor, NYNUMEROUS TREES DOWN
Jun 10, 10:19 PM EDTTSTM WND DMGManchester, NYNUMEROUS TREES DOWN
Jun 10, 10:23 PM EDTTSTM WND DMGClifton Springs, NYNUMEROUS TREES 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.

IssuedProductOfficeLasted
Jun 10, 9:02 PM EDTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 1.8 hours before the alert went out and 121 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.

Skew-T log-pSkew-T log-p diagram, Buffalo Intl Airport, NY at 00:00Z on 2015-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 466 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Buffalo Intl Airport, NY at 00:00Z on 2015-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 141 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
466 J/kg
Mixed-layer CIN
-71 J/kg
Mixed-layer LCL
1597 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
141 m²/s²
0-3 km storm-relative helicity
125 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

775 
WFUS51 KBUF 110146
TORBUF
NYC069-110215-
/O.NEW.KBUF.TO.W.0002.150611T0146Z-150611T0215Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
946 PM EDT WED JUN 10 2015

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN ONTARIO COUNTY IN WESTERN NEW YORK...

* UNTIL 1015 PM EDT
    
* AT 945 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED
  NEAR VICTOR...OR NEAR CANANDAIGUA...AND MOVING EAST AT 50 MPH.

* LOCATIONS IMPACTED INCLUDE...
  VICTOR...CLIFTON SPRINGS...PHELPS...FARMINGTON...MANCHESTER AND
  SHORTSVILLE.

THIS INCLUDES INTERSTATE 90 BETWEEN EXITS 44 AND 43.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE IN A MOBILE
HOME OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4295 7743 4302 7740 4302 7713 4301 7713
      4301 7698 4288 7700
TIME...MOT...LOC 0145Z 276DEG 45KT 4298 7731 

$$

HITCHCOCK
2 follow-up statements
112 
WWUS51 KBUF 110159
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
959 PM EDT WED JUN 10 2015

NYC069-110215-
/O.CON.KBUF.TO.W.0002.000000T0000Z-150611T0215Z/
ONTARIO NY-
959 PM EDT WED JUN 10 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1015 PM EDT FOR
NORTHEASTERN ONTARIO COUNTY...
    
AT 959 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE
OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED OVER CLIFTON
SPRINGS...OR NEAR CANANDAIGUA...MOVING EAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
CLIFTON SPRINGS...PHELPS...MANCHESTER AND SHORTSVILLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE IN A MOBILE
HOME OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4292 7725 4302 7721 4302 7713 4301 7713
      4301 7698 4288 7700
TIME...MOT...LOC 0159Z 284DEG 38KT 4293 7717 

$$

HITCHCOCK
508 
WWUS51 KBUF 110216 RRA
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1016 PM EDT WED JUN 10 2015

NYC069-110226-
/O.EXP.KBUF.TO.W.0002.000000T0000Z-150611T0215Z/
ONTARIO NY-
1016 PM EDT WED JUN 10 2015

...THE TORNADO WARNING FOR NORTHEASTERN ONTARIO COUNTY HAS EXPIRED...
        
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE LIMITS
AND EXITED THE WARNED AREA. THEREFORE THE WARNING HAS BEEN ALLOWED TO
EXPIRE.

LAT...LON 4292 7725 4302 7721 4302 7713 4301 7713
      4301 7698 4288 7700
TIME...MOT...LOC 0214Z 276DEG 45KT 4293 7717 

$$

HITCHCOCK

The office that day

Everything else NWS Buffalo, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 10, 8:14 PM EDTSpecial Marine WarningBUF91 min
Jun 10, 8:16 PM EDTSpecial Marine WarningBUF59 min
Jun 10, 8:48 PM EDTSevere Thunderstorm WarningBUFJefferson57 min
Jun 10, 8:56 PM EDTSevere Thunderstorm WarningBUFGenesee, Monroe49 min
Jun 10, 9:12 PM EDTSpecial Marine WarningBUF63 min
Jun 10, 9:16 PM EDTSevere Thunderstorm WarningBUFWayne45 min
Jun 10, 9:36 PM EDTSevere Thunderstorm WarningBUFGenesee, Livingston, Monroe26 min
Jun 10, 9:40 PM EDTSevere Thunderstorm WarningBUFMonroe, Ontario, Wayne35 min
Jun 10, 9:44 PM EDTSevere Thunderstorm WarningBUFCayuga, Jefferson, Lewis, Oswego61 min
Jun 10, 10:33 PM EDTSevere Thunderstorm WarningBUFOntario27 min
Jun 11, 10:02 AM EDTSpecial Weather StatementBUFMonroe58 min

Nearby

Tornado Warnings in New York, 2015Every tornado warning in 2015Tornadoes in 2015

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.