Alert archive / New York / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 47, NWS Buffalo, NY

June 14, 2000Chautauqua County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jun 14, 2000, 11:10 PM EDT for Chautauqua County, New York. It was in force for 60 min. 1 report came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued: Jun 14, 2000, 11:10 PM EDT (03:10 UTC)
Expired: Jun 15, 2000, 12:10 AM EDT
In force: 60 min
Issued by: NWS Buffalo, NY
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Chautauqua County, NY

The radar

The Buffalo radar (KBUF), 81 km from the middle of the area, began a volume at 03:09 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
Jun 14, 11:30 PM EDT	Thunderstorm Wind	Sherman, 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, 3.2 hours before the alert went out and 81 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: 1812 J/kg
Mixed-layer CIN: -15 J/kg
Mixed-layer LCL: 1511 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 131 m²/s²
0-3 km storm-relative helicity: 168 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 10.4

Open this sounding in Storm Lab

The text

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

052 
WUUS51 KBUF 150314
SVRBUF
NYC013-150415-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
1110 PM EDT WED JUN 14 2000

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

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

* UNTIL 1210 AM EDT.

* AT 1105 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED  
  A LINE OF SEVERE THUNDERSTORMS STRETCHING FROM NEAR LONG POINT IN  
  SOUTHERN ONTARIO ACROSS LAKE ERIE TO 10 MILES EAST OF ERIE,        
  PENNSYLVANIA. THE STORMS ARE MOVING NORTHEAST AT 45 MILES AN HOUR.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  SHERMAN AROUND 1120 PM EDT.
  BROCTON...MAYVILLE AROUND 1125 PM EDT.
  CHAUTAUQUA INSTITUTE...DUNKIRK AROUND 1130 PM EDT.   
  SILVER CREEK AROUND 1145 PM EDT.

THESE ARE DANGEROUS STORMS WITH DAMAGING WINDS. STAY INDOORS AWAY 
FROM WINDOWS.

*** RSH ***

LAT...LON 4258 7954 4207 7978 4228 7907 4260 7916

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 15, 1:00 AM EDT	Flash Flood Warning	BUF	Allegany, Cattaraugus	2 hr
Jun 15, 4:50 PM EDT	Severe Thunderstorm Warning	BUF	Jefferson, Lewis, Oswego	55 min

Nearby

Severe Thunderstorm Warnings in New York, 2000 Every 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; radar from the NEXRAD Level II archive.