Alert archive / New York / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 104, NWS Buffalo, NY

July 23, 2008Monroe County, Wayne County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jul 23, 2008, 2:11 AM EDT for Monroe County, Wayne County, New York. It was in force for 64 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 23, 2008, 2:11 AM EDT (06:11 UTC)
Expired: Jul 23, 2008, 3:15 AM EDT
In force: 64 min
Issued by: NWS Buffalo, NY
Area: Storm-based polygon

Counties Monroe County, NY, Wayne County, NY

The radar

The Buffalo radar (KBUF), 111 km from the middle of the area, began a volume at 06:11 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.

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 6.2 hours before the alert went out and 109 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: 857 J/kg
Mixed-layer CIN: -13 J/kg
Mixed-layer LCL: 855 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 31 m²/s²
0-3 km storm-relative helicity: 107 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS51 KBUF 230611
SVRBUF
NYC055-117-230715-
/O.NEW.KBUF.SV.W.0104.080723T0611Z-080723T0715Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
211 AM EDT WED JUL 23 2008

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN MONROE COUNTY IN WESTERN NEW YORK
  NORTHWESTERN WAYNE COUNTY IN WESTERN NEW YORK

* UNTIL 315 AM EDT

* AT 206 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
  A SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL TO QUARTER SIZE 
  HAIL. THIS STORM WAS LOCATED NEAR HENRIETTA AND MOVING NORTHEAST   
  AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  EAST ROCHESTER BY 220 AM EDT...
  PENFIELD BY 225 AM EDT...
  WEBSTER BY 235 AM EDT...
  ONTARIO BY 255 AM EDT...
  WILLIAMSON BY 305 AM EDT...
  SODUS BY 315 AM EDT...

LAT...LON 4315 7774 4325 7755 4326 7747 4328 7740
      4328 7726 4330 7715 4328 7700 4323 7695
      4303 7743 4304 7747 4301 7748 4296 7761
TIME...MOT...LOC 0610Z 241DEG 19KT 4308 7755

$$

TJP

2 follow-up statements

000 
WWUS51 KBUF 230637
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
237 AM EDT WED JUL 23 2008

NYC055-117-230715-
/O.CON.KBUF.SV.W.0104.000000T0000Z-080723T0715Z/
WAYNE NY-MONROE NY-
236 AM EDT WED JUL 23 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 AM EDT
FOR EAST CENTRAL MONROE AND NORTHWESTERN WAYNE COUNTIES...

AT 234 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKLE SIZE 
HAIL. THIS STORM WAS LOCATED JUST EAST OF FAIRPORT...MOVING 
NORTHEAST AT 25 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  WALWORTH BY 245 AM EDT...
  ONTARIO BY 250 AM EDT...
  WILLIAMSON BY 305 AM EDT...
  SODUS BY 315 AM EDT...

LAT...LON 4325 7755 4328 7740 4328 7726 4330 7715
      4328 7700 4323 7695 4303 7742 4304 7745
TIME...MOT...LOC 0636Z 241DEG 19KT 4312 7735

$$

TJP

000 
WWUS51 KBUF 230715
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
315 AM EDT WED JUL 23 2008

NYC055-117-230723-
/O.EXP.KBUF.SV.W.0104.000000T0000Z-080723T0715Z/
WAYNE NY-MONROE NY-
313 AM EDT WED JUL 23 2008

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL MONROE AND
NORTHWESTERN WAYNE COUNTIES WILL EXPIRE AT 315 AM EDT...

AT 313 AM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE SEVERE
THUNDERSTORM THAT PROMPTED THE WARNING HAD EXITED THE WARNED 
AREA...THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE. 

HOWEVER...RADAR INDICATED THAT SEVERE THUNDERSTORMS ARE STILL 
OCCURRING FARTHER TO THE EAST. 

LAT...LON 4325 7755 4328 7740 4328 7726 4330 7715
      4328 7700 4323 7695 4303 7742 4304 7745
TIME...MOT...LOC 0713Z 241DEG 19KT 4321 7712

$$

TJP

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 22, 9:32 PM EDT	Severe Thunderstorm Warning	BUF	Allegany, Cattaraugus	58 min
Jul 22, 11:25 PM EDT	Special Marine Warning	BUF		65 min
Jul 23, 1:59 AM EDT	Areal Flood Advisory	BUF	Genesee, Monroe	3 hr
Jul 23, 2:41 AM EDT	Severe Thunderstorm Warning	BUF	Cayuga, Wayne	64 min
Jul 23, 2:58 AM EDT	Severe Thunderstorm Warning	BUF	Ontario, Wayne	42 min
Jul 23, 3:21 AM EDT	Severe Thunderstorm Warning	BUF	Livingston, Monroe, Ontario	54 min
Jul 23, 4:24 AM EDT	Severe Thunderstorm Warning	BUF	Oswego	66 min
Jul 23, 11:39 AM EDT	Special Marine Warning	BUF		81 min
Jul 23, 1:26 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Niagara	60 min
Jul 23, 1:38 PM EDT	Severe Thunderstorm Warning	BUF	Erie, Wyoming	42 min
Jul 23, 2:19 PM EDT	Special Marine Warning	BUF		56 min
Jul 23, 2:23 PM EDT	Special Marine Warning	BUF		52 min
Jul 23, 2:35 PM EDT	Severe Thunderstorm Warning	BUF	Genesee, Livingston, Wyoming	55 min
Jul 23, 3:11 PM EDT	Special Marine Warning	BUF		2 hr
Jul 23, 3:17 PM EDT	Severe Thunderstorm Warning	BUF	Livingston, Wyoming	43 min
Jul 23, 3:36 PM EDT	Areal Flood Advisory	BUF	Monroe	3 hr
Jul 23, 3:38 PM EDT	Severe Thunderstorm Warning	BUF	Monroe	45 min
Jul 23, 3:57 PM EDT	Flash Flood Warning	BUF	Monroe	69 min
Jul 23, 6:08 PM EDT	Severe Thunderstorm Warning	BUF	Chautauqua	41 min
Jul 23, 6:17 PM EDT	Special Marine Warning	BUF		88 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.