Alert archive / New York / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 6, NWS Buffalo, NY

January 9, 2008Orleans County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jan 9, 2008, 4:32 AM EST for Orleans County, New York. It was in force for 36 min. 1 report 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: Jan 9, 2008, 4:32 AM EST (09:32 UTC)
Expired: Jan 9, 2008, 5:08 AM EST
In force: 36 min
Issued by: NWS Buffalo, NY
Area: Storm-based polygon

County Orleans County, NY

The radar

The Buffalo radar (KBUF), 60 km from the middle of the area, began a volume at 09:33 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.

What was reported inside it

Time	Report	Where	Remark
Jan 9, 4:40 AM EST	TSTM WND GST 70	Medina, NY	TREES/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
Jan 9, 3:31 AM EST	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 9.5 hours before the alert went out and 60 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: 15 J/kg
Mixed-layer CIN: -22 J/kg
Mixed-layer LCL: 1361 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 211 m²/s²
0-3 km storm-relative helicity: 275 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 090932
SVRBUF
NYC073-091030-
/O.NEW.KBUF.SV.W.0006.080109T0932Z-080109T1030Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
432 AM EST WED JAN 9 2008

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

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

* UNTIL 530 AM EST

* AT 427 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
  EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
  FROM 18 MILES NORTHWEST OF MEDINA TO 15 MILES SOUTHWEST OF
  MEDINA...OR ALONG A LINE EXTENDING FROM 14 MILES NORTH OF LOCKPORT
  TO 8 MILES EAST OF AMHERST...AND MOVING EAST AT 65 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  MEDINA BY 440 AM EST...
  WATERPORT AND ALBION BY 445 AM EST...
  POINT BREEZE BY 450 AM EST...
  KENDALL AND HOLLEY BY 455 AM EST...

THESE STORMS HAVE 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 800 AM EST
WEDNESDAY MORNING FOR WESTERN NEW YORK.

LAT...LON 4339 7803 4336 7800 4313 7800 4314 7847
      4332 7847 4333 7846 4339 7845 4338 7817
      4339 7810 4338 7808
TIME...MOT...LOC 0932Z 256DEG 57KT 4340 7858 4307 7846

$$

ZAFF

1 follow-up statement

000 
WWUS51 KBUF 091008
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
507 AM EST WED JAN 9 2008

NYC073-091017-
/O.CAN.KBUF.SV.W.0006.000000T0000Z-080109T1030Z/
ORLEANS NY-
507 AM EST WED JAN 9 2008

...THE SEVERE THUNDERSTORM WARNING FOR ORLEANS COUNTY IS CANCELLED...

AT 507 AM EST NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE SEVERE 
THUNDERSTORMS HAD EXITED THE WARNED AREA...THUS THE WARNING HAS BEEN 
CANCELLED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 800 AM EST
WEDNESDAY MORNING FOR WESTERN NEW YORK.

LAT...LON 4339 7803 4336 7800 4313 7800 4314 7847
      4332 7847 4333 7846 4339 7845 4338 7817
      4339 7810 4338 7808
TIME...MOT...LOC 1007Z 256DEG 57KT 4353 7783 4319 7772

$$

ZAFF

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 9, 3:22 AM EST	Severe Thunderstorm Warning	BUF	Chautauqua	38 min
Jan 9, 3:50 AM EST	Severe Thunderstorm Warning	BUF	Erie	55 min
Jan 9, 3:57 AM EST	Severe Thunderstorm Warning	BUF	Cattaraugus	63 min
Jan 9, 4:12 AM EST	Severe Thunderstorm Warning	BUF	Niagara	28 min
Jan 9, 4:24 AM EST	Severe Thunderstorm Warning	BUF	Genesee, Wyoming	33 min
Jan 9, 4:51 AM EST	Severe Thunderstorm Warning	BUF	Allegany	54 min
Jan 9, 4:53 AM EST	Severe Thunderstorm Warning	BUF	Livingston, Monroe	34 min
Jan 9, 5:10 AM EST	Severe Thunderstorm Warning	BUF	Ontario, Wayne	50 min
Jan 9, 5:40 AM EST	Severe Thunderstorm Warning	BUF	Cayuga	35 min
Jan 9, 5:46 AM EST	Severe Thunderstorm Warning	BUF	Oswego	44 min
Jan 9, 6:13 AM EST	Severe Thunderstorm Warning	BUF	Jefferson	47 min
Jan 9, 6:29 AM EST	High Wind Warning	BUF	Cattaraugus, Chautauqua, Erie, Genesee, Jefferson, Lewis and 5 more	9 hr
Jan 9, 6:32 AM EST	Severe Thunderstorm Warning	BUF	Lewis	43 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.