Alert archive / New York / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 76, NWS Buffalo, NY

October 4, 2000Chautauqua County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Oct 4, 2000, 4:53 AM EDT for Chautauqua County, New York. It was in force for 67 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Oct 4, 2000, 4:53 AM EDT (08:53 UTC)
Expired
Oct 4, 2000, 6:00 AM EDT
In force
67 min
Issued by
NWS Buffalo, NY
Area
Whole counties

County Chautauqua County, NY

What was reported inside it

TimeReportWhereRemark
Oct 4, 5:40 AM EDTThunderstorm WindBemus Pt, NY

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 8.9 hours before the alert went out and 91 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 2000-10-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 2000-10-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 26 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1319 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
26 m²/s²
0-3 km storm-relative helicity
48 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 040857
SVRBUF
NYC013-041000-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
453 AM EDT WED OCT 4 2000

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN CHAUTAUQUA COUNTY IN WESTERN NEW YORK.

* UNTIL 600 AM EDT.

* AT 455 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF VERY STRONG THUNDERSTORMS WITH DAMAGING WINDS STRETCHING
  SOUTH FROM ERIE, PENNSYLVANIA. THE STORMS ARE MOVING EAST AT ABOUT
  50 MILES AN HOUR.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  SHERMAN...CLYMER AROUND 505 AM EDT.
  MAYVILLE...PANAMA AROUND 510 AM EDT.
  BEMUS POINT...BROCTON AROUND 515 AM EDT.

THESE STORMS HAVE A HISTORY OF PRODUCING WIND GUSTS IN EXCESS OF 65
MILES AN HOUR. STAY INDOORS AWAY FROM WINDOWS.

***RSH***

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 4, 5:57 AM EDTSevere Thunderstorm WarningBUFCattaraugus63 min

Nearby

Severe Thunderstorm Warnings in New York, 2000Every severe thunderstorm warning in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.