Alert archive / New York / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 11, NWS Buffalo, NY

June 3, 20144 counties in New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jun 3, 2014, 5:17 PM EDT for 4 counties in New York. It was in force for 43 min. 7 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 3, 2014, 5:17 PM EDT (21:17 UTC)
Expired: Jun 3, 2014, 6:00 PM EDT
In force: 43 min
Issued by: NWS Buffalo, NY
Area: Storm-based polygon

Counties Livingston County, NY, Monroe County, NY, Ontario County, NY, Wayne County, NY

The radar

The Buffalo radar (KBUF), 123 km from the middle of the area, began a volume at 21:17 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
Jun 3, 5:25 PM EDT	TSTM WND DMG	2 Sw Macedon, NY	TREE DOWN BLOCKING ROAD NEAR FARMINGTON RD AND NOLAN RD
Jun 3, 5:30 PM EDT	TSTM WND DMG	Victor, NY	MULTIPLE REPORTS OF TREES DOWN IN VICTOR.
Jun 3, 5:30 PM EDT	TSTM WND DMG	Victor, NY	TREES DOWN ON HIGH STREET AND OTHER LOCATIONS IN VICTOR.
Jun 3, 5:30 PM EDT	HAIL 1	Victor, NY
Jun 3, 5:35 PM EDT	TSTM WND DMG	1 Nw Farmington, NY	A TREE DOWN.
Jun 3, 5:35 PM EDT	HAIL 0.75	Macedon, NY
Jun 3, 6:07 PM EDT	HAIL 1	4 Se Sodus, 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, 9.3 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 198 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 451 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 180 m²/s²
0-3 km storm-relative helicity: 179 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

Open this sounding in Storm Lab

The text

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

361 
WUUS51 KBUF 032117
SVRBUF
NYC051-055-069-117-032200-
/O.NEW.KBUF.SV.W.0011.140603T2117Z-140603T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
517 PM EDT TUE JUN 3 2014

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN LIVINGSTON COUNTY IN WESTERN NEW YORK
  SOUTHEASTERN MONROE COUNTY IN WESTERN NEW YORK
  NORTHERN ONTARIO COUNTY IN WESTERN NEW YORK
  WAYNE COUNTY IN WESTERN NEW YORK

* UNTIL 600 PM EDT

* AT 512 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  HONEOYE FALLS...OR 12 MILES SOUTH OF EAST ROCHESTER...AND MOVING
  EAST AT 35 MPH.

* SOME LOCATIONS IN THE WARNING INCLUDE...
  VICTOR...
  PALMYRA...
  NEWARK...
  LYONS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

&&

LAT...LON 4301 7767 4325 7692 4302 7680 4301 7696
      4298 7696 4284 7758
TIME...MOT...LOC 2117Z 249DEG 30KT 4296 7750

$$

HIBBERT

2 follow-up statements

955 
WWUS51 KBUF 032143
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
543 PM EDT TUE JUN 3 2014

NYC051-055-032152-
/O.CAN.KBUF.SV.W.0011.000000T0000Z-140603T2200Z/
LIVINGSTON NY-MONROE NY-
543 PM EDT TUE JUN 3 2014

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MONROE AND
NORTHEASTERN LIVINGSTON COUNTIES IS CANCELLED...

LAT...LON 4301 7737 4311 7737 4325 7692 4302 7680
      4301 7696
TIME...MOT...LOC 2142Z 249DEG 30KT 4304 7723

$$

NYC069-117-032200-
/O.CON.KBUF.SV.W.0011.000000T0000Z-140603T2200Z/
ONTARIO NY-WAYNE NY-
543 PM EDT TUE JUN 3 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR WAYNE AND EXTREME NORTHEASTERN ONTARIO COUNTIES...

AT 537 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 MACEDON...OR 9 MILES NORTH OF CANANDAIGUA...MOVING EAST
AT 35 MPH.

SOME LOCATIONS IN THE WARNING INCLUDE...
  NEWARK...
  LYONS...
  MACEDON...
  MARION...

LAT...LON 4301 7737 4311 7737 4325 7692 4302 7680
      4301 7696
TIME...MOT...LOC 2142Z 249DEG 30KT 4304 7723

$$

HIBBERT

511 
WWUS51 KBUF 032201
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
601 PM EDT TUE JUN 3 2014

NYC069-117-032211-
/O.EXP.KBUF.SV.W.0011.000000T0000Z-140603T2200Z/
ONTARIO NY-WAYNE NY-
601 PM EDT TUE JUN 3 2014

...THE SEVERE THUNDERSTORM WARNING FOR WAYNE AND EXTREME NORTHEASTERN
ONTARIO COUNTIES HAS EXPIRED...

AT 601 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...SMALL HAIL...AND GUSTY WINDS WERE
STILL POSSIBLE FROM THE THUNDERSTORM.

LAT...LON 4301 7737 4311 7737 4325 7692 4302 7680
      4301 7696
TIME...MOT...LOC 2143Z 249DEG 30KT 4304 7722

$$

HIBBERT

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 2, 8:00 PM EDT	Special Marine Warning	BUF		45 min
Jun 3, 10:41 AM EDT	Small Craft Advisory	BUF		12 hr
Jun 3, 11:52 AM EDT	Special Weather Statement	BUF	Jefferson	53 min
Jun 3, 1:12 PM EDT	Special Weather Statement	BUF	Lewis	48 min
Jun 3, 6:11 PM EDT	Severe Thunderstorm Warning	BUF	Cayuga, Wayne	34 min
Jun 3, 7:09 PM EDT	Special Weather Statement	BUF	Oswego	36 min
Jun 3, 7:12 PM EDT	Severe Thunderstorm Warning	BUF	Jefferson, Lewis, Oswego	33 min
Jun 3, 7:46 PM EDT	Special Weather Statement	BUF	Oneida	59 min

Nearby

Severe Thunderstorm Warnings in New York, 2014 Every 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.