Alert archive / New York / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 8, NWS Buffalo, NY

January 9, 2008Livingston County, Monroe County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jan 9, 2008, 4:53 AM EST for Livingston County, Monroe County, New York. It was in force for 34 min. 4 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, 4:53 AM EST (09:53 UTC)
Expired: Jan 9, 2008, 5:27 AM EST
In force: 34 min
Issued by: NWS Buffalo, NY
Area: Storm-based polygon

Counties Livingston County, NY, Monroe County, NY

The radar

The Buffalo radar (KBUF), 85 km from the middle of the area, began a volume at 09:56 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 GST 65	Geneseo, NY	TREES/POWER LINES DOWN
Jan 9, 5:05 AM EST	TSTM WND GST 75	Rochester, NY	ROCHESTER AIRPORT MEASURED 60 MPH SUSTAINED AS WELL.
Jan 9, 5:14 AM EST	TSTM WND GST 72	Fairport, NY	TREES AND WIRES DOW.
Jan 9, 5:20 AM EST	TSTM WND DMG	Dansville, NY	LARGE LIMBS 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 82 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 090953
SVRBUF
NYC051-055-091100-
/O.NEW.KBUF.SV.W.0008.080109T0953Z-080109T1100Z/

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

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

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

* UNTIL 600 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 9 MILES NORTHWEST OF HILTON TO 12 MILES SOUTHWEST OF
  GROVELAND...OR ALONG A LINE EXTENDING FROM 9 MILES NORTHWEST OF
  HILTON TO 16 MILES WEST OF DANSVILLE...AND MOVING NORTHEAST AT 75
  MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  GROVELAND...SCOTTSVILLE AND GREECE BY 500 AM EST...
  SPRINGWATER...HENRIETTA AND HEMLOCK BY 505 AM EST...
  HONEOYE FALLS...PENFIELD AND EAST ROCHESTER BY 510 AM EST...
  WEBSTER BY 515 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 4334 7773 4325 7759 4328 7739 4304 7736
      4303 7748 4295 7749 4294 7758 4288 7755
      4276 7763 4260 7749 4257 7763 4246 7772
      4247 7781 4253 7784 4253 7803 4296 7790
      4313 7792 4313 7799 4336 7800
TIME...MOT...LOC 0953Z 246DEG 65KT 4339 7788 4259 7793

$$

ZAFF

2 follow-up statements

000 
WWUS51 KBUF 091013
SVSBUF

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

NYC051-055-091100-
/O.CON.KBUF.SV.W.0008.000000T0000Z-080109T1100Z/
LIVINGSTON NY-MONROE NY-
513 AM EST WED JAN 9 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 AM EST
FOR MONROE AND LIVINGSTON COUNTIES...

AT 510 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 IRONDEQUOIT BAY TO LIMA TO 5 MILES WEST OF 
DANSVILLE...MOVING NORTHEAST AT 70 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  SPRINGWATER BY 520 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.

LAT...LON 4334 7773 4325 7759 4328 7739 4304 7736
      4303 7748 4295 7749 4294 7758 4288 7755
      4276 7763 4260 7749 4257 7763 4246 7772
      4247 7781 4253 7784 4253 7803 4296 7790
      4313 7792 4313 7799 4336 7800
TIME...MOT...LOC 1013Z 246DEG 65KT 4333 7744 4295 7746
          4259 7770

$$

RSH

000 
WWUS51 KBUF 091027
SVSBUF

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

NYC051-055-091037-
/O.CAN.KBUF.SV.W.0008.000000T0000Z-080109T1100Z/
LIVINGSTON NY-MONROE NY-
527 AM EST WED JAN 9 2008

...THE SEVERE THUNDERSTORM WARNING FOR MONROE AND LIVINGSTON COUNTIES
IS CANCELLED...

AT 527 AM EST NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE SEVERE
THUNDERSTORM THAT PROMPTED THE WARNING 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 4334 7773 4325 7759 4328 7739 4304 7736
      4303 7748 4295 7749 4294 7758 4288 7755
      4276 7763 4260 7749 4257 7763 4246 7772
      4247 7781 4253 7784 4253 7803 4296 7790
      4313 7792 4313 7799 4336 7800
TIME...MOT...LOC 1027Z 246DEG 65KT 4343 7712 4305 7714
          4269 7739

$$

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, 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.