Alert archive / New York / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 9, NWS Buffalo, NY

January 9, 2008Ontario County, Wayne County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jan 9, 2008, 5:10 AM EST for Ontario County, Wayne County, New York. It was in force for 50 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: Jan 9, 2008, 5:10 AM EST (10:10 UTC)
Expired: Jan 9, 2008, 6:00 AM EST
In force: 50 min
Issued by: NWS Buffalo, NY
Area: Storm-based polygon

Counties Ontario County, NY, Wayne County, NY

The radar

The Buffalo radar (KBUF), 120 km from the middle of the area, began a volume at 10:13 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, 5:17 AM EST	TSTM WND DMG	East Bloomfield, NY	TREES/LIMBS/WIRES DOWN
Jan 9, 5:23 AM EST	TSTM WND DMG	Macedon, NY	TREES/LIMBS/WIRES DOWN
Jan 9, 5:23 AM EST	TSTM WND DMG	Walworth, NY	TREES/LIMBS/WIRES DOWN
Jan 9, 5:28 AM EST	TSTM WND DMG	Naples, NY	TREES/LIMBS/WIRES DOWN
Jan 9, 5:28 AM EST	TSTM WND DMG	Palmyra, NY	TREES/LIMDS/WIRES DOWN
Jan 9, 5:40 AM EST	TSTM WND DMG	Phelps, NY	TREES/WIRES DOWN
Jan 9, 5:46 AM EST	TSTM WND DMG	Rose, NY	TREES/LIMBS/WIRES 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, 10.2 hours before the alert went out and 117 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 091012
SVRBUF
NYC069-117-091100-
/O.NEW.KBUF.SV.W.0009.080109T1010Z-080109T1100Z/

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

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ONTARIO COUNTY IN WESTERN NEW YORK
  WAYNE COUNTY IN WESTERN NEW YORK

* UNTIL 600 AM EST

* AT 507 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY SIZE
  HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 65 MPH.  THESE STORMS
  WERE LOCATED ALONG A LINE EXTENDING FROM 13 MILES WEST OF ONTARIO
  TO 21 MILES SOUTHWEST OF NAPLES...OR ALONG A LINE EXTENDING FROM 5
  MILES NORTHEAST OF IRONDEQUOIT TO 7 MILES SOUTHWEST OF DANSVILLE...
  AND MOVING EAST AT 65 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  HONEOYE AND VICTOR BY 515 AM EST...
  ONTARIO AND BRISTOL BY 520 AM EST...
  WILLIAMSON...MARION AND PALMYRA BY 525 AM EST...
  MARION...SODUS AND NEWARK BY 530 AM EST...

THESE STORMS HAVE A HISTORY OF PRODUCING WIDESPREAD WIND DAMAGE 
ACROSS WESTERN NEW YORK. THIS IS AN EXTREMELY DANGEROUS SITUATION. 
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 4336 7672 4303 7672 4299 7695 4277 7695
      4275 7731 4259 7735 4258 7748 4267 7749
      4267 7759 4276 7762 4288 7755 4294 7758
      4295 7749 4303 7748 4304 7736 4329 7738
      4329 7697
TIME...MOT...LOC 1010Z 255DEG 59KT 4329 7747 4250 7772

$$

ZAFF

1 follow-up statement

000 
WWUS51 KBUF 091038
SVSBUF

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

NYC069-117-091100-
/O.CON.KBUF.SV.W.0009.000000T0000Z-080109T1100Z/
ONTARIO NY-WAYNE NY-
538 AM EST WED JAN 9 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 AM EST
FOR WAYNE AND ONTARIO COUNTIES...

AT 535 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING
DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.  THESE STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM 5 MILES NORTHEAST OF PULTNEYVILLE TO 
NAPLES...MOVING EAST AT 65 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  WOLCOTT AND RED CREEK AND CLYDE BY 545 AM EST...
  SAVANNAH BY 550 AM EST...

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

LAT...LON 4336 7672 4303 7672 4299 7695 4277 7695
      4275 7731 4259 7735 4258 7748 4267 7749
      4267 7759 4276 7762 4288 7755 4294 7758
      4295 7749 4303 7748 4304 7736 4329 7738
      4329 7697
TIME...MOT...LOC 1038Z 255DEG 59KT 4341 7686 4262 7712

$$

RSH

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, 4:32 AM EST	Severe Thunderstorm Warning	BUF	Orleans	36 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, 5:40 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.