Alert archive / New York / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 25, NWS Buffalo, NY

May 3, 2008Erie County, Niagara County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at May 3, 2008, 5:46 PM EDT for Erie County, Niagara County, New York. It was in force for 44 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
May 3, 2008, 5:46 PM EDT (21:46 UTC)
Expired
May 3, 2008, 6:30 PM EDT
In force
44 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon

Counties Erie County, NY, Niagara County, NY

The radar

The Buffalo radar (KBUF), 3 km from the middle of the area, began a volume at 21:47 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

TimeReportWhereRemark
May 3, 5:55 PM EDTTSTM WND DMGColden, NY3 POWER POLES DOWN
May 3, 5:55 PM EDTTSTM WND DMGRansomville, NYTREE DOWN IN ROAD
May 3, 6:00 PM EDTTSTM WND DMGElma, NYTREES DOWN
May 3, 6:10 PM EDTTSTM WND DMGRoyalton Center, NYTREE 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, 9.8 hours before the alert went out and 2 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-pSkew-T log-p diagram, Buffalo Intl Airport, NY at 12:00Z on 2008-05-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Buffalo Intl Airport, NY at 12:00Z on 2008-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 164 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
4 J/kg
Mixed-layer CIN
-76 J/kg
Mixed-layer LCL
1228 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
164 m²/s²
0-3 km storm-relative helicity
141 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 032147
SVRBUF
NYC029-063-032230-
/O.NEW.KBUF.SV.W.0025.080503T2146Z-080503T2230Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
546 PM EDT SAT MAY 3 2008

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

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

* UNTIL 630 PM EDT

* AT 543 PM EDT...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 11 MILES NORTH OF SANBORN TO LACKAWANNA TO 8 MILES            
  SOUTHWEST OF EAST CONCORD...AND MOVING NORTHEAST AT 50 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  ELMA...LOCKPORT AND HARRIS HILL BY 555 PM EDT...
  WALES CENTER...MARILLA AND CHAFFEE BY 600 PM EDT...
  CHAFFEE...ALDEN AND AKRON BY 605 PM EDT...

LAT...LON 4279 7848 4273 7845 4256 7846 4250 7879
      4273 7877 4281 7888 4294 7893 4313 7904
      4329 7895 4336 7873 4335 7868 4338 7849
TIME...MOT...LOC 2146Z 246DEG 43KT 4330 7892 4283 7875
          4251 7873

$$

TMA
2 follow-up statements
000 
WWUS51 KBUF 032208
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
608 PM EDT SAT MAY 3 2008

NYC029-063-032230-
/O.CON.KBUF.SV.W.0025.000000T0000Z-080503T2230Z/
NIAGARA NY-ERIE NY-
608 PM EDT SAT MAY 3 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM EDT
FOR EASTERN ERIE AND EASTERN NIAGARA COUNTIES...

AT 604 PM EDT...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 OLCOTT TO AMHERST TO ALDEN TO CHAFFEE...OR ALONG A
LINE EXTENDING FROM 15 MILES NORTH OF LOCKPORT TO AMHERST TO 8 MILES
EAST OF LANCASTER TO 14 MILES SOUTHEAST OF EAST AURORA...MOVING
NORTHEAST AT 50 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  THIRTY MILE POINT AND GASPORT AND AKRON BY 615 PM EDT...

LAT...LON 4338 7849 4279 7848 4273 7845 4256 7846
      4255 7853 4279 7860 4298 7877 4312 7883
      4330 7887 4336 7873 4335 7868
TIME...MOT...LOC 2208Z 246DEG 43KT 4341 7859 4307 7866
          4293 7846 4261 7840

$$

TMA
000 
WWUS51 KBUF 032228
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
626 PM EDT SAT MAY 3 2008

NYC029-063-032236-
/O.EXP.KBUF.SV.W.0025.000000T0000Z-080503T2230Z/
NIAGARA NY-ERIE NY-
626 PM EDT SAT MAY 3 2008

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN ERIE AND EASTERN
NIAGARA COUNTIES WILL EXPIRE AT 630 PM EDT...

AT 626 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE LINE OF 
SEVERE THUNDERSTORMS THAT PROMPTED THE WARNING HAD EXITED THE WARNED 
AREA...THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.

THERE HAVE BEEN SEVERAL REPORTS OF WIND DAMAGE ACROSS ERIE AND 
NIAGARA COUNTIES AS THE LINE OF THUNDERSTORMS MOVED ACROSS THE AREA 
THIS EVENING.

LAT...LON 4338 7849 4279 7848 4273 7845 4256 7846
      4255 7853 4279 7860 4298 7877 4312 7883
      4330 7887 4336 7873 4335 7868
TIME...MOT...LOC 2226Z 246DEG 43KT 4349 7831 4316 7839
          4301 7819 4269 7813

$$

TMA

The office that day

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

IssuedProductOfficeCountiesLasted
May 3, 5:38 PM EDTSpecial Marine WarningBUF37 min
May 3, 6:05 PM EDTSpecial Marine WarningBUF55 min

Nearby

Severe Thunderstorm Warnings in New York, 2008Every 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.