Alert archive / New York / Tornado Warnings in 2015

Tornado Warning 1, NWS Buffalo, NY

June 8, 2015Erie County, Wyoming County, New York

NWS Buffalo, NY issued this tornado warning at Jun 8, 2015, 10:30 AM EDT for Erie County, Wyoming County, New York. It was in force for 45 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
Jun 8, 2015, 10:30 AM EDT (14:30 UTC)
Expired
Jun 8, 2015, 11:15 AM EDT
In force
45 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon

Counties Erie County, NY, Wyoming County, NY

The radar

The Buffalo radar (KBUF), 41 km from the middle of the area, began a volume at 14:33 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, 2.5 hours before the alert went out and 38 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 12:00Z on 2015-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Buffalo Intl Airport, NY at 12:00Z on 2015-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 122 square meters per square second.19395878Sfc1 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
4 J/kg
Mixed-layer CIN
-74 J/kg
Mixed-layer LCL
1133 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
122 m²/s²
0-3 km storm-relative helicity
135 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

993 
WFUS51 KBUF 081430
TORBUF
NYC029-121-081515-
/O.NEW.KBUF.TO.W.0001.150608T1430Z-150608T1515Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
1030 AM EDT MON JUN 8 2015

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN ERIE COUNTY IN WESTERN NEW YORK...
  CENTRAL WYOMING COUNTY IN WESTERN NEW YORK...

* UNTIL 1115 AM EDT
    
* AT 1029 AM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED
  NEAR SPRINGVILLE...OR 12 MILES SOUTH OF HAMBURG...AND MOVING EAST
  AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE...
  SPRINGVILLE...WARSAW...COLDEN...CHAFFEE...EAST CONCORD...
  VARYSBURG...CONCORD AND HOLLAND.

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 4249 7883 4257 7887 4286 7816 4261 7803
TIME...MOT...LOC 1429Z 249DEG 38KT 4255 7876 

$$

RSH
2 follow-up statements
509 
WWUS51 KBUF 081456
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1056 AM EDT MON JUN 8 2015

NYC029-121-081515-
/O.CON.KBUF.TO.W.0001.000000T0000Z-150608T1515Z/
ERIE NY-WYOMING NY-
1056 AM EDT MON JUN 8 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1115 AM EDT FOR
SOUTHEASTERN ERIE AND CENTRAL WYOMING COUNTIES...
    
AT 1055 AM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR
CHAFFEE...OR 13 MILES SOUTHEAST OF EAST AURORA...MOVING EAST 
NORTHEAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
WARSAW...VARYSBURG...HOLLAND...CASTILE...SILVER SPRINGS...
GAINESVILLE...HERMITAGE AND ORANGEVILLE CENTER.

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 4258 7851 4264 7853 4286 7816 4261 7803
TIME...MOT...LOC 1455Z 249DEG 38KT 4265 7841 

$$

RSH
140 
WWUS51 KBUF 081516
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
1116 AM EDT MON JUN 8 2015

NYC029-121-081525-
/O.EXP.KBUF.TO.W.0001.000000T0000Z-150608T1515Z/
ERIE NY-WYOMING NY-
1116 AM EDT MON JUN 8 2015

...THE TORNADO WARNING FOR SOUTHEASTERN ERIE AND CENTRAL WYOMING
COUNTIES HAS EXPIRED...
        
THE STORM WHICH PROMPTED THE TORNADO WARNING HAS MOVED OUT OF THE 
AREA. THEREFORE THE WARNING HAS BEEN ALLOWED TO EXPIRE. HOWEVER 
HEAVY RAIN IS STILL POSSIBLE WITH THIS THUNDERSTORM.

LAT...LON 4258 7851 4264 7853 4286 7816 4261 7803
TIME...MOT...LOC 1515Z 249DEG 38KT 4265 7841 

$$

RSH

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 9:55 AM EDTSpecial Weather StatementBUFErie50 min
Jun 8, 10:25 AM EDTSevere Thunderstorm WarningBUFErie, Genesee, Wyoming65 min
Jun 8, 11:13 AM EDTSevere Thunderstorm WarningBUFGenesee, Livingston, Monroe, Ontario, Wayne, Wyoming62 min
Jun 8, 11:27 AM EDTSpecial Weather StatementBUFAllegany, Cattaraugus, Livingston, Ontario78 min
Jun 8, 11:39 AM EDTSevere Thunderstorm WarningBUFLivingston, Ontario, Wayne, Wyoming66 min
Jun 8, 12:39 PM EDTSpecial Weather StatementBUFLewis, Oswego81 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.