Alert archive / New York / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 69, NWS Buffalo, NY

July 25, 2006Livingston County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jul 25, 2006, 4:10 PM EDT for Livingston County, New York. It was in force for 65 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: Jul 25, 2006, 4:10 PM EDT (20:10 UTC)
Expired: Jul 25, 2006, 5:15 PM EDT
In force: 65 min
Issued by: NWS Buffalo, NY
Area: Counties, with a storm outline in the text

County Livingston County, NY

The radar

The Buffalo radar (KBUF), 86 km from the middle of the area, began a volume at 20:11 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
Jul 25, 4:20 PM EDT	HAIL 0.75	Nunda, NY

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 8.2 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: 304 J/kg
Mixed-layer CIN: -113 J/kg
Mixed-layer LCL: 1139 m above ground
0-6 km bulk shear: 0 kt
0-1 km storm-relative helicity: 0 m²/s²
0-3 km storm-relative helicity: 0 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 252009
SVRBUF
NYC051-252115-
/O.NEW.KBUF.SV.W.0069.060725T2010Z-060725T2115Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
410 PM EDT TUE JUL 25 2006

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

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

* UNTIL 515 PM EDT

* AT 406 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL.  THIS
  STORM WAS LOCATED 8 MILES SOUTHWEST OF GROVELAND...OR ABOUT 12
  MILES WEST OF DANSVILLE...AND MOVING EAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  GROVELAND BY 425 PM EDT...
  DANSVILLE BY 435 PM EDT...
  SPRINGWATER BY 455 PM EDT...

LAT...LON 4273 7761 4261 7757 4259 7764 4251 7773
      4251 7783 4254 7784 4254 7801 4261 7801
      4264 7796 4269 7795

$$

TMA

2 follow-up statements

000 
WWUS51 KBUF 252048
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
446 PM EDT TUE JUL 25 2006

NYC051-252115-
/O.CON.KBUF.SV.W.0069.000000T0000Z-060725T2115Z/
LIVINGSTON NY-
446 PM EDT TUE JUL 25 2006

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT
FOR LIVINGSTON COUNTY...

AT 444 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY 
SIZE HAIL. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 15 
MILES NORTHEAST OF GENESEO TO 5 MILES SOUTHWEST OF DANSVILLE... 
MOVING EAST AT 20 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  SPRINGWATER BY 505 PM EDT...

THIS LINE OF STORMS HAS A HISTORY OF PRODUCING LARGE HAIL.

LAT...LON 4273 7761 4261 7757 4259 7764 4251 7773
      4251 7783 4254 7784 4254 7788 4263 7782
      4273 7776 4284 7771

$$

TMA

000 
WWUS51 KBUF 252112
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
511 PM EDT TUE JUL 25 2006

NYC051-252121-
/O.EXP.KBUF.SV.W.0069.000000T0000Z-060725T2115Z/
LIVINGSTON NY-
511 PM EDT TUE JUL 25 2006

...THE SEVERE THUNDERSTORM WARNING FOR LIVINGSTON COUNTY EXPIRES AT
515 PM EDT...

LAT...LON 4273 7761 4261 7757 4259 7764 4251 7773
      4251 7783 4254 7784 4254 7788 4263 7782
      4273 7776 4284 7771

$$

TMA

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 25, 2:43 PM EDT	Special Marine Warning	BUF		92 min
Jul 25, 3:01 PM EDT	Severe Thunderstorm Warning	BUF	Cattaraugus, Chautauqua	59 min
Jul 25, 3:12 PM EDT	Special Marine Warning	BUF		63 min
Jul 25, 3:15 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Wyoming	60 min
Jul 25, 3:40 PM EDT	Severe Thunderstorm Warning	BUF	Allegany	95 min
Jul 25, 4:17 PM EDT	Special Marine Warning	BUF		58 min
Jul 25, 4:42 PM EDT	Severe Thunderstorm Warning	BUF	Lewis	63 min
Jul 25, 4:58 PM EDT	Severe Thunderstorm Warning	BUF	Ontario	62 min
Jul 25, 5:39 PM EDT	Severe Thunderstorm Warning	BUF	Wayne	66 min
Jul 25, 7:20 PM EDT	Severe Thunderstorm Warning	BUF	Oswego	55 min
Jul 25, 7:25 PM EDT	Special Marine Warning	BUF		50 min

Nearby

Severe Thunderstorm Warnings in New York, 2006 Every severe thunderstorm warning in 2006

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.