Alert archive / New York / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 7, NWS Buffalo, NY

January 9, 2008Allegany County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jan 9, 2008, 4:51 AM EST for Allegany County, New York. It was in force for 54 min. 3 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, 4:51 AM EST (09:51 UTC)
Expired: Jan 9, 2008, 5:45 AM EST
In force: 54 min
Issued by: NWS Buffalo, NY
Area: Storm-based polygon

County Allegany County, NY

The radar

The Buffalo radar (KBUF), 93 km from the middle of the area, began a volume at 09:50 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, 5:00 AM EST	TSTM WND DMG	Fillmore, NY	TREES/WIRES DOWN
Jan 9, 5:19 AM EST	TSTM WND DMG	Almond, NY	TREES/WIRES DOWN
Jan 9, 5:30 AM EST	TSTM WND DMG	Wellsville, NY	TREES/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, 9.9 hours before the alert went out and 89 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 090951
SVRBUF
NYC003-091045-
/O.NEW.KBUF.SV.W.0007.080109T0951Z-080109T1045Z/

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

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

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

* UNTIL 545 AM EST

* AT 450 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 HOUGHTON TO 22 MILES SOUTHWEST OF CUBA...OR ALONG A LINE
  EXTENDING FROM 26 MILES NORTHWEST OF WELLSVILLE TO 4 MILES EAST OF
  BRADFORD...AND MOVING EAST AT 55 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  BELFAST BY 500 AM EST...
  WELLSVILLE AND ALFRED BY 520 AM EST...
  WHITESVILLE BY 535 AM EST...

THESE STORMS HAVE A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE
DAMAGING HAIL. 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 4249 7784 4247 7777 4228 7771 4201 7773
      4199 7775 4199 7829 4246 7831 4250 7828
      4253 7824 4253 7784
TIME...MOT...LOC 0951Z 268DEG 48KT 4245 7818 4198 7855

$$

ZAFF

1 follow-up statement

000 
WWUS51 KBUF 091017
SVSBUF

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

NYC003-091045-
/O.CON.KBUF.SV.W.0007.000000T0000Z-080109T1045Z/
ALLEGANY NY-
516 AM EST WED JAN 9 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 AM EST
FOR ALLEGANY COUNTY...

AT 515 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE 
EXTENDING FROM CANASERAGA TO BOLIVAR...MOVING EAST NORTHEAST AT 55 
MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  STANNARDS AND ALMOND AND ALFRED BY 525 AM EST...
  ANDOVER BY 530 AM EST...
  WHITESVILLE BY 535 AM EST...

THESE STORMS HAVE A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND SMALL
HAIL. 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. A SEVERE THUNDERSTORM WATCH
ALSO REMAINS IN EFFECT UNTIL 800 AM EST WEDNESDAY MORNING FOR CENTRAL
NEW YORK.

LAT...LON 4249 7784 4247 7777 4228 7771 4201 7773
      4199 7775 4199 7829 4246 7831 4250 7828
      4253 7824 4253 7784
TIME...MOT...LOC 1016Z 268DEG 48KT 4248 7775 4201 7813

$$

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, 4:53 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.