Alert archive / New York / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 26, NWS Buffalo, NY

May 31, 2008Niagara County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at May 31, 2008, 2:51 PM EDT for Niagara County, New York. It was in force for 22 min. 2 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 31, 2008, 2:51 PM EDT (18:51 UTC)
Expired
May 31, 2008, 3:13 PM EDT
In force
22 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon

County Niagara County, NY

The radar

The Buffalo radar (KBUF), 37 km from the middle of the area, began a volume at 18:54 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 31, 3:00 PM EDTHAIL 0.882 E Youngstown, NY
May 31, 3:05 PM EDTHAIL 0.75Ransomville, 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, 6.9 hours before the alert went out and 40 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 2008-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 322 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 2008-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 250 square meters per square second.1939587897Sfc1 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
322 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
785 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
250 m²/s²
0-3 km storm-relative helicity
319 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.6

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KBUF 311850
SVRBUF
NYC063-311930-
/O.NEW.KBUF.SV.W.0026.080531T1851Z-080531T1930Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
251 PM EDT SAT MAY 31 2008

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

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

* UNTIL 330 PM EDT

* AT 248 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL.  THIS
  STORM WAS LOCATED NEAR YOUNGSTOWN...OR 9 MILES NORTHWEST OF NIAGARA
  FALLS...AND MOVING EAST AT 40 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  RANSOMVILLE BY 300 PM EDT...

LAT...LON 4331 7886 4321 7884 4317 7906 4318 7906
      4326 7906
TIME...MOT...LOC 1851Z 259DEG 35KT 4322 7906

$$

TMA
1 follow-up statement
000 
WWUS51 KBUF 311913
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
313 PM EDT SAT MAY 31 2008

NYC063-311923-
/O.CAN.KBUF.SV.W.0026.000000T0000Z-080531T1930Z/
NIAGARA NY-
313 PM EDT SAT MAY 31 2008

...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL NIAGARA COUNTY IS
CANCELLED...

AT 313 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE SEVERE
THUNDERSTORM THAT PROMPTED THE WARNING HAD EXITED THE WARNED AREA...
THUS THE WARNING HAS BEEN CANCELLED.

LAT...LON 4331 7886 4321 7884 4317 7906 4318 7906
      4326 7906
TIME...MOT...LOC 1913Z 259DEG 35KT 4326 7877

$$

TMA

The office that day

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

IssuedProductOfficeCountiesLasted
May 31, 3:49 PM EDTSpecial Marine WarningBUF41 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.