Alert archive / New York / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 130, NWS Buffalo, NY

August 2, 2008Cattaraugus County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Aug 2, 2008, 5:44 AM EDT for Cattaraugus County, New York. It was in force for 61 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
Aug 2, 2008, 5:44 AM EDT (09:44 UTC)
Expired
Aug 2, 2008, 6:45 AM EDT
In force
61 min
Issued by
NWS Buffalo, NY
Area
Storm-based polygon

County Cattaraugus County, NY

The radar

The Buffalo radar (KBUF), 62 km from the middle of the area, began a volume at 09:46 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
Aug 2, 5:50 AM EDTHAIL 13 N Cattaraugus, NYPOSTAL EMPLOYEE CAR DAMAGED BY HAIL

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 00:00Z, 9.7 hours before the alert went out and 59 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 00:00Z on 2008-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 511 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 00:00Z on 2008-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 square meters per square second.19395878Sfc1 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
511 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
1125 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
64 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KBUF 020944
SVRBUF
NYC009-021045-
/O.NEW.KBUF.SV.W.0130.080802T0944Z-080802T1045Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
544 AM EDT SAT AUG 2 2008

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

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

* UNTIL 645 AM EDT

* AT 545 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 8 MILES
  SOUTHWEST OF OTTO...OR 17 MILES NORTHWEST OF SALAMANCA...AND MOVING
  EAST AT 30 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  OTTO BY 550 AM EDT...
  ASHFORD HOLLOW BY 600 AM EDT...
  ASHFORD BY 610 AM EDT...
  FRANKLINVILLE BY 625 AM EDT...

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

LAT...LON 4252 7833 4225 7832 4230 7898 4243 7899
TIME...MOT...LOC 0945Z 273DEG 26KT 4236 7884

$$

RSH
2 follow-up statements
000 
WWUS51 KBUF 021013
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
613 AM EDT SAT AUG 2 2008

NYC009-021045-
/O.CON.KBUF.SV.W.0130.000000T0000Z-080802T1045Z/
CATTARAUGUS NY-
613 AM EDT SAT AUG 2 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 AM EDT
FOR CENTRAL CATTARAUGUS COUNTY...

AT 604 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED 7 MILES SOUTHWEST OF ASHFORD HOLLOW...OR 11 MILES NORTH OF
SALAMANCA...MOVING EAST AT 25 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  ASHFORD BY 625 AM EDT...

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

LAT...LON 4226 7844 4226 7851 4227 7851 4227 7857
      4227 7858 4229 7885 4238 7880 4247 7835
      4225 7832
TIME...MOT...LOC 1013Z 286DEG 19KT 4230 7868

$$

RSH
000 
WWUS51 KBUF 021042
SVSBUF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
642 AM EDT SAT AUG 2 2008

NYC009-021052-
/O.EXP.KBUF.SV.W.0130.000000T0000Z-080802T1045Z/
CATTARAUGUS NY-
642 AM EDT SAT AUG 2 2008

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL CATTARAUGUS COUNTY
WILL EXPIRE AT 645 AM EDT...

AT 642 AM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE SEVERE
THUNDERSTORM THAT PROMPTED THE WARNING HAD WEAKENED AND WAS NO LONGER
SEVERE...THUS THE WARNING HAS BEEN ALLOWED TO EXPIRE.

RADAR INDICATED THAT HEAVY RAIN AND GUSTY WINDS WERE STILL POSSIBLE 
FROM THE THUNDERSTORM.

LAT...LON 4226 7844 4226 7851 4227 7851 4227 7857
      4227 7858 4229 7885 4238 7880 4247 7835
      4225 7832
TIME...MOT...LOC 1042Z 286DEG 19KT 4226 7848

$$

RSH

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 2, 12:38 AM EDTSpecial Marine WarningBUF37 min
Aug 2, 4:02 AM EDTSpecial Marine WarningBUF58 min
Aug 2, 4:27 AM EDTSevere Thunderstorm WarningBUFChautauqua63 min
Aug 2, 4:59 AM EDTSpecial Marine WarningBUF28 min
Aug 2, 5:18 AM EDTSevere Thunderstorm WarningBUFCattaraugus, Chautauqua57 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.