Alert archive / New York / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 34, NWS Buffalo, NY

June 27, 2002Cattaraugus County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jun 27, 2002, 12:19 PM EDT for Cattaraugus County, New York. It was in force for 56 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 27, 2002, 12:19 PM EDT (16:19 UTC)
Expired: Jun 27, 2002, 1:15 PM EDT
In force: 56 min
Issued by: NWS Buffalo, NY
Area: Counties, with a storm outline in the text

County Cattaraugus County, NY

The radar

The Buffalo radar (KBUF), 63 km from the middle of the area, began a volume at 16:23 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.

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 4.3 hours before the alert went out and 61 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: 551 J/kg
Mixed-layer CIN: -41 J/kg
Mixed-layer LCL: 927 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 61 m²/s²
0-3 km storm-relative helicity: 110 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.5

Open this sounding in Storm Lab

The text

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

000 
WUUS51 KBUF 271619
SVRBUF
NYC009-271715-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
1219 PM EDT THU JUN 27 2002

THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A

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

* UNTIL 115 PM EDT

* AT 1215 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 17 MILES WEST OF OTTO...OR ABOUT 14 MILES
  SOUTHEAST OF FREDONIA...MOVING EAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  OTTO AT 1245 PM EDT...
  ASHFORD AT 105 PM EDT...
  
REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN BUFFALO.

LAT...LON 4241 7905 4223 7906 4233 7830 4253 7839

DJF

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 27, 12:10 PM EDT	Special Marine Warning	BUF		80 min
Jun 27, 12:54 PM EDT	Severe Thunderstorm Warning	BUF	Wyoming	66 min
Jun 27, 12:56 PM EDT	Severe Thunderstorm Warning	BUF	Niagara	64 min
Jun 27, 1:02 PM EDT	Severe Thunderstorm Warning	BUF	Allegany	73 min
Jun 27, 1:04 PM EDT	Tornado Warning	BUF	Cattaraugus	56 min
Jun 27, 1:15 PM EDT	Special Marine Warning	BUF		105 min
Jun 27, 1:15 PM EDT	Special Marine Warning	BUF		105 min
Jun 27, 1:27 PM EDT	Severe Thunderstorm Warning	BUF	Orleans	63 min
Jun 27, 1:37 PM EDT	Severe Thunderstorm Warning	BUF	Cayuga, Oswego	53 min
Jun 27, 1:40 PM EDT	Special Marine Warning	BUF		2 hr
Jun 27, 2:01 PM EDT	Severe Thunderstorm Warning	BUF	Monroe	59 min
Jun 27, 2:04 PM EDT	Severe Thunderstorm Warning	BUF	Niagara	56 min
Jun 27, 2:09 PM EDT	Severe Thunderstorm Warning	BUF	Chautauqua	51 min
Jun 27, 2:15 PM EDT	Severe Thunderstorm Warning	BUF	Allegany	30 min
Jun 27, 2:26 PM EDT	Severe Thunderstorm Warning	BUF	Lewis, Oswego	64 min
Jun 27, 2:38 PM EDT	Special Marine Warning	BUF		112 min
Jun 27, 2:55 PM EDT	Severe Thunderstorm Warning	BUF	Jefferson	65 min
Jun 27, 2:56 PM EDT	Severe Thunderstorm Warning	BUF	Cattaraugus	34 min
Jun 27, 3:30 PM EDT	Severe Thunderstorm Warning	BUF	Lewis, Oswego	60 min
Jun 27, 5:27 PM EDT	Special Marine Warning	BUF		93 min

Nearby

Severe Thunderstorm Warnings in New York, 2002 Every severe thunderstorm warning in 2002

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.