Alert archive / New York / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 63, NWS Buffalo, NY

June 16, 20084 counties in New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jun 16, 2008, 6:35 PM EDT for 4 counties in New York. It was in force for 55 min. 12 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 16, 2008, 6:35 PM EDT (22:35 UTC)
Expired: Jun 16, 2008, 7:30 PM EDT
In force: 55 min
Issued by: NWS Buffalo, NY
Area: Storm-based polygon

Counties Erie County, NY, Genesee County, NY, Niagara County, NY, Wyoming County, NY

The radar

The Buffalo radar (KBUF), 12 km from the middle of the area, began a volume at 22:38 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 16, 6:49 PM EDT	HAIL 0.75	Kenmore, NY
Jun 16, 6:51 PM EDT	HAIL 1	Tonawanda, NY
Jun 16, 6:52 PM EDT	HAIL 1.75	Snyder, NY
Jun 16, 6:53 PM EDT	HAIL 0.75	3 N Buffalo, NY
Jun 16, 6:53 PM EDT	HAIL 1	Tonawanda, NY	MEASUED AT 1 AND ONE EIGHTH INCH DIAMETER
Jun 16, 7:00 PM EDT	HAIL 1.25	Amherst, NY
Jun 16, 7:05 PM EDT	HAIL 0.88	Lancaster, NY
Jun 16, 7:05 PM EDT	HAIL 1	Cheektowaga, NY
Jun 16, 7:10 PM EDT	HAIL 1.25	Depew, NY
Jun 16, 7:10 PM EDT	HAIL 1.5	Depew, NY
Jun 16, 7:20 PM EDT	HAIL 1	Alden, NY
Jun 16, 7:33 PM EDT	HAIL 0.75	Darien Center, NY

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 16, 11:28 AM EDT	Severe Thunderstorm Watch	SPC	10 hr

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 10.6 hours before the alert went out and 15 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: 571 J/kg
Mixed-layer CIN: -55 J/kg
Mixed-layer LCL: 732 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 97 m²/s²
0-3 km storm-relative helicity: 125 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 2.0

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KBUF 162236
SVRBUF
NYC029-037-063-121-162330-
/O.NEW.KBUF.SV.W.0063.080616T2235Z-080616T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
635 PM EDT MON JUN 16 2008

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN ERIE COUNTY IN WESTERN NEW YORK
  SOUTHWESTERN GENESEE COUNTY IN WESTERN NEW YORK
  SOUTHWESTERN NIAGARA COUNTY IN WESTERN NEW YORK
  NORTHWESTERN WYOMING COUNTY IN WESTERN NEW YORK

* UNTIL 730 PM EDT

* AT 633 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  A SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL TO QUARTER SIZE  
  HAIL. THIS STORM WAS LOCATED NEAR GRAND ISLAND...OR 6 MILES SOUTH  
  OF NIAGARA FALLS...AND MOVING EAST SOUTHEAST AT 34 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  TONAWANDA BY 645 PM EDT...
  WILLIAMSVILLE BY 655 PM EDT...
  HARRIS HILL BY 700 PM EDT...
  LANCASTER BY 705 PM EDT...
  ALDEN BY 720 PM EDT...
  DARIEN BY 730 PM EDT...

THIS IS A DANGEROUS STORM. IF YOU ARE IN THE PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE 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 700 PM EDT MONDAY
EVENING FOR WESTERN NEW YORK.

LAT...LON 4311 7906 4299 7811 4270 7822 4286 7888
      4291 7892 4295 7893 4295 7895 4299 7903
      4302 7904 4307 7899 4308 7906 4310 7908
TIME...MOT...LOC 2235Z 283DEG 30KT 4300 7898

$$

JJR

1 follow-up statement

000 
WWUS51 KBUF 162301
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
700 PM EDT MON JUN 16 2008

NYC029-037-063-121-162330-
/O.CON.KBUF.SV.W.0063.000000T0000Z-080616T2330Z/
WYOMING NY-GENESEE NY-NIAGARA NY-ERIE NY-
700 PM EDT MON JUN 16 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM EDT
FOR NORTHERN ERIE...SOUTHWESTERN NIAGARA...SOUTHWESTERN GENESEE AND
NORTHWESTERN WYOMING COUNTIES...

AT 657 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A SEVERE THUNDERSTORM THAT HAS PRODUCED LARGE DAMAGING HAIL 
UP TO GOLF BALL SIZE ACROSS THE NORTHERN SUBURBS OF BUFFALO. THIS 
STORM WAS LOCATED NEAR WILLIAMSVILLE...MOVING EAST AT 33 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  HARRIS HILL BY 705 PM EDT...
  ALDEN BY 720 PM EDT...
  ALDEN BY 725 PM EDT...
  DARIEN BY 730 PM EDT...

THIS IS A DANGEROUS STORM IF YOU ARE IN THE PATH...PREPARE 
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE 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 700 PM EDT MONDAY
EVENING FOR WESTERN NEW YORK.

LAT...LON 4311 7906 4299 7811 4270 7822 4286 7888
      4291 7892 4295 7893 4295 7895 4299 7903
      4302 7904 4307 7899 4308 7906 4310 7908
TIME...MOT...LOC 2300Z 283DEG 28KT 4296 7873

$$

JJR

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 15, 9:26 PM EDT	Special Marine Warning	BUF		64 min
Jun 15, 10:31 PM EDT	Special Marine Warning	BUF		32 min
Jun 15, 11:15 PM EDT	Special Marine Warning	BUF		60 min
Jun 16, 1:00 AM EDT	Special Marine Warning	BUF		60 min
Jun 16, 1:26 AM EDT	Special Marine Warning	BUF		64 min
Jun 16, 1:58 AM EDT	Special Marine Warning	BUF		32 min
Jun 16, 11:59 AM EDT	Severe Thunderstorm Warning	BUF	Monroe	55 min
Jun 16, 12:04 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Genesee, Niagara, Orleans	56 min
Jun 16, 12:17 PM EDT	Special Marine Warning	BUF		58 min
Jun 16, 1:06 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Genesee, Niagara, Orleans	54 min
Jun 16, 1:14 PM EDT	Special Marine Warning	BUF		47 min
Jun 16, 1:21 PM EDT	Severe Thunderstorm Warning	BUF	Cayuga, Wayne	54 min
Jun 16, 1:28 PM EDT	Special Marine Warning	BUF		62 min
Jun 16, 1:52 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Genesee, Niagara	53 min
Jun 16, 1:53 PM EDT	Severe Thunderstorm Warning	BUF	Monroe, Wayne	43 min
Jun 16, 2:15 PM EDT	Severe Thunderstorm Warning	BUF	Cayuga	20 min
Jun 16, 2:33 PM EDT	Severe Thunderstorm Warning	BUF	Ontario, Wayne	32 min
Jun 16, 2:43 PM EDT	Severe Thunderstorm Warning	BUF	Genesee, Livingston, Monroe, Wyoming	44 min
Jun 16, 2:55 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Genesee, Niagara, Orleans	37 min
Jun 16, 2:57 PM EDT	Special Marine Warning	BUF		28 min
Jun 16, 4:06 PM EDT	Special Marine Warning	BUF		28 min
Jun 16, 5:03 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Genesee, Niagara, Orleans	57 min
Jun 16, 5:48 PM EDT	Severe Thunderstorm Warning	BUF	Genesee, Monroe, Orleans, Wayne	57 min
Jun 16, 6:30 PM EDT	Special Marine Warning	BUF		45 min
Jun 16, 6:44 PM EDT	Severe Thunderstorm Warning	BUF	Cayuga, Livingston, Monroe, Ontario, Wayne	61 min
Jun 16, 7:27 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Genesee, Livingston, Wyoming	63 min

Nearby

Severe Thunderstorm Warnings in New York, 2008 Every severe thunderstorm warning in 2008

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.