Alert archive / New York / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 16, NWS Buffalo, NY

June 8, 2007Livingston County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jun 8, 2007, 5:53 PM EDT for Livingston County, New York. It was in force for 82 min. 2 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 8, 2007, 5:53 PM EDT (21:53 UTC)
Expired: Jun 8, 2007, 7:15 PM EDT
In force: 82 min
Issued by: NWS Buffalo, NY
Area: Counties, with a storm outline in the text

County Livingston County, NY

The radar

The Buffalo radar (KBUF), 86 km from the middle of the area, began a volume at 21:53 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 8, 6:20 PM EDT	TSTM WND DMG	York, NY	TREES DOWN
Jun 8, 7:00 PM EDT	TSTM WND DMG	Mount Morris, NY	TREES AND POWER LINES 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.

Issued	Product	Office	Lasted
Jun 8, 2:59 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 9.9 hours before the alert went out and 83 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: 648 J/kg
Mixed-layer CIN: -252 J/kg
Mixed-layer LCL: 1305 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 220 m²/s²
0-3 km storm-relative helicity: 165 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.

000 
WUUS51 KBUF 082154
SVRBUF
NYC051-082315-
/O.NEW.KBUF.SV.W.0016.070608T2153Z-070608T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
553 PM EDT FRI JUN 8 2007

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LIVINGSTON COUNTY IN WESTERN NEW YORK

* UNTIL 715 PM EDT

* AT 549 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DESTRUCTIVE WINDS IN      
  EXCESS OF 70 MPH AND PENNY SIZED HAIL. THIS STORM WAS LOCATED 19   
  MILES WEST OF MOUNT MORRIS...OR ABOUT 3 MILES NORTHWEST OF WARSAW  
  AND MOVING EAST AT 45 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  GENESEO BY 620 PM EDT...
  AVON BY 630 PM EDT...
  LIMA BY 640 PM EDT...

THIS IS A DANGEROUS STORM. IF YOU ARE IN THE PATH...PREPARE 
IMMEDIATELY FOR DAMAGING WINDS...LARGE HAIL...AND DEADLY 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 1000 PM EDT
FRIDAY EVENING FOR WESTERN NEW YORK.

LAT...LON 4294 7758 4288 7755 4276 7763 4268 7763
      4267 7749 4260 7749 4259 7764 4254 7772
      4248 7772 4248 7781 4254 7784 4253 7802
      4255 7804 4267 7795 4289 7795 4299 7789

$$

HITCHCOCK

2 follow-up statements

000 
WWUS51 KBUF 082216
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
616 PM EDT FRI JUN 8 2007

NYC051-082315-
/O.CON.KBUF.SV.W.0016.000000T0000Z-070608T2315Z/
LIVINGSTON NY-
616 PM EDT FRI JUN 8 2007

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM EDT
FOR LIVINGSTON COUNTY...

AT 614 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL. 
THIS STORM WAS LOCATED NEAR GROVELAND...OR ABOUT 8 MILES SOUTH OF
GENESEO. THIS STORM WAS NEARLY STATIONARY.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  MOUNT MORRIS BY 715 PM EDT...

THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS. SEEK  
SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
FRIDAY EVENING FOR WESTERN NEW YORK.

LAT...LON 4294 7758 4288 7755 4276 7763 4268 7763
      4267 7749 4260 7749 4259 7764 4254 7772
      4248 7772 4248 7781 4254 7784 4253 7802
      4255 7804 4267 7795 4289 7795 4299 7789

$$

TJP

000 
WWUS51 KBUF 082307
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
707 PM EDT FRI JUN 8 2007

NYC051-082317-
/O.EXP.KBUF.SV.W.0016.000000T0000Z-070608T2315Z/
LIVINGSTON NY-
707 PM EDT FRI JUN 8 2007

...THE SEVERE THUNDERSTORM WARNING FOR LIVINGSTON COUNTY EXPIRES AT
715 PM EDT...

AT 707 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE SEVERE
THUNDERSTORM THAT PROMPTED THE WARNING HAD EXITED THE WARNED AREA...
THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
FRIDAY EVENING FOR WESTERN NEW YORK.

LAT...LON 4294 7758 4288 7755 4276 7763 4268 7763
      4267 7749 4260 7749 4259 7764 4254 7772
      4248 7772 4248 7781 4254 7784 4253 7802
      4255 7804 4267 7795 4289 7795 4299 7789

$$

TJP

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 8, 3:46 PM EDT	Special Marine Warning	BUF		119 min
Jun 8, 4:44 PM EDT	Severe Thunderstorm Warning	BUF	Erie	61 min
Jun 8, 4:46 PM EDT	Severe Thunderstorm Warning	BUF	Chautauqua	74 min
Jun 8, 4:50 PM EDT	Special Marine Warning	BUF		115 min
Jun 8, 4:59 PM EDT	Special Marine Warning	BUF		61 min
Jun 8, 5:12 PM EDT	Severe Thunderstorm Warning	BUF	Niagara	78 min
Jun 8, 5:20 PM EDT	Severe Thunderstorm Warning	BUF	Genesee, Wyoming	55 min
Jun 8, 5:36 PM EDT	Severe Thunderstorm Warning	BUF	Cattaraugus	69 min
Jun 8, 5:39 PM EDT	Severe Thunderstorm Warning	BUF	Erie	51 min
Jun 8, 5:47 PM EDT	Severe Thunderstorm Warning	BUF	Monroe	58 min
Jun 8, 5:48 PM EDT	Severe Thunderstorm Warning	BUF	Orleans	57 min
Jun 8, 5:59 PM EDT	Severe Thunderstorm Warning	BUF	Chautauqua	18 min
Jun 8, 6:13 PM EDT	Severe Thunderstorm Warning	BUF	Genesee, Wyoming	24 min
Jun 8, 6:35 PM EDT	Severe Thunderstorm Warning	BUF	Ontario, Wayne	55 min
Jun 8, 6:35 PM EDT	Tornado Warning	BUF	Livingston	40 min
Jun 8, 6:36 PM EDT	Special Marine Warning	BUF		54 min
Jun 8, 6:40 PM EDT	Severe Thunderstorm Warning	BUF	Allegany	57 min
Jun 8, 7:09 PM EDT	Severe Thunderstorm Warning	BUF	Cayuga	64 min
Jun 8, 7:11 PM EDT	Special Marine Warning	BUF		85 min
Jun 8, 7:27 PM EDT	Severe Thunderstorm Warning	BUF	Wayne	33 min
Jun 8, 7:31 PM EDT	Severe Thunderstorm Warning	BUF	Oswego	71 min
Jun 8, 7:58 PM EDT	Severe Thunderstorm Warning	BUF	Jefferson	64 min

Nearby

Severe Thunderstorm Warnings in New York, 2007 Every severe thunderstorm warning in 2007

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.