Alert archive / New York / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 74, NWS Buffalo, NY

July 28, 2006Erie County, Niagara County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jul 28, 2006, 5:59 PM EDT for Erie County, Niagara County, New York. It was in force for 46 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 28, 2006, 5:59 PM EDT (21:59 UTC)
Expired: Jul 28, 2006, 6:45 PM EDT
In force: 46 min
Issued by: NWS Buffalo, NY
Area: Counties, with a storm outline in the text

Counties Erie County, NY, Niagara County, NY

The radar

The Buffalo radar (KBUF), 29 km from the middle of the area, began a volume at 22:00 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 28, 6:20 PM EDT	TSTM WND DMG	Sanborn, NY	SEVERAL LIMBS DOWN

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, 10.0 hours before the alert went out and 32 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: 169 J/kg
Mixed-layer CIN: -7 J/kg
Mixed-layer LCL: 579 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 32 m²/s²
0-3 km storm-relative helicity: 103 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KBUF 282201
SVRBUF
NYC029-063-282245-
/O.NEW.KBUF.SV.W.0074.060728T2159Z-060728T2245Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
559 PM EDT FRI JUL 28 2006

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN ERIE COUNTY IN WESTERN NEW YORK
  NIAGARA COUNTY IN WESTERN NEW YORK

* UNTIL 645 PM EDT

* AT 556 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL.  THIS
  STORM WAS LOCATED NEAR LEWISTON...OR ABOUT 8 MILES NORTH OF NIAGARA
  FALLS...AND MOVING SOUTHEAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  SANBORN BY 610 PM EDT...
  NORTH TONAWANDA AND PENDLETON BY 620 PM EDT...
  TONAWANDA AND KENMORE BY 630 PM...

LAT...LON 4332 7898 4318 7913 4299 7898 4305 7848

$$

HIBBERT

2 follow-up statements

000 
WWUS51 KBUF 282228
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
625 PM EDT FRI JUL 28 2006

NYC029-063-282245-
/O.CON.KBUF.SV.W.0074.000000T0000Z-060728T2245Z/
NIAGARA NY-ERIE NY-
627 PM EDT FRI JUL 28 2006

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EDT
FOR ERIE AND NIAGARA COUNTIES...

AT 617 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PENNY 
SIZE HAIL...TORRENTIAL RAIN AND STRONG WIND GUSTS. THESE STORMS WERE 
LOCATED NEAR NIAGARA FALLS AND EASTWARD TO NEAR LOCKPORT...MOVING 
SOUTHEAST AT 25 MPH.

LAT...LON 4335 7870 4318 7913 4299 7898 4305 7847
      4330 7851

$$

HIBBERT

000 
WWUS51 KBUF 282245
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
644 PM EDT FRI JUL 28 2006

NYC029-063-282254-
/O.EXP.KBUF.SV.W.0074.000000T0000Z-060728T2245Z/
NIAGARA NY-ERIE NY-
644 PM EDT FRI JUL 28 2006

...THE SEVERE THUNDERSTORM WARNING FOR ERIE AND NIAGARA COUNTIES
EXPIRES AT 645 PM EDT...

AT 644 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE SEVERE 
THUNDERSTORMS THAT PROMPTED THE WARNING HAD WEAKENED AND WERE NO 
LONGER SEVERE...THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.

LAT...LON 4335 7870 4318 7913 4299 7898 4305 7847
      4330 7851

$$

HIBBERT

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 28, 8:38 AM EDT	Flash Flood Warning	BUF	Cayuga, Oswego, Wayne	3 hr

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.