Alert archive / New York / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 11, NWS Buffalo, NY

June 25, 1997Orleans County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jun 25, 1997, 5:47 PM EDT for Orleans County, New York. It was in force for 58 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
Jun 25, 1997, 5:47 PM EDT (21:47 UTC)
Expired
Jun 25, 1997, 6:45 PM EDT
In force
58 min
Issued by
NWS Buffalo, NY
Area
Whole counties

County Orleans County, NY

The radar

The Buffalo radar (KBUF), 56 km from the middle of the area, began a volume at 21:50 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
Jun 25, 5:55 PM EDTThunderstorm WindRidgeway, 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

Pittsburgh, PA (KPIT), launched 12:00Z, 9.8 hours before the alert went out and 353 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, Pittsburgh, PA at 12:00Z on 1997-06-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 804 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, Pittsburgh, PA at 12:00Z on 1997-06-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 119 square meters per square second.1939Sfc1 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
804 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
1080 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
119 m²/s²
0-3 km storm-relative helicity
107 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBUF 252147 RRA
SVRBUF
NYC073-NYZ523-524-252245-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
547 PM EDT WED JUN 25 1997

THE NATIONAL WEATHER SERVICE IN BUFFALO NY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 645 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN WESTERN NEW YORK

   ...ORLEANS COUNTY

AT 545PM DOPPLER WEATHER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS
ABOUT 5 MILES WIDE THAT EXTENDED ALONG RTE 104 IN ORLEANS COUNTY.
THESE STORMS WERE MOVING TOWARD THE EAST AT 30 MPH. THE CORE OF THESE
STORMS WILL CROSS THROUGH THE TOWNS OF RIDGEWAY AND THE SOUTHERN EDGE
OF LYNDONVILLE BETWEEN 545 AND 600PM THEN EAST ALONG RTE 104 TO
HOLLY BETWEEN 600 AND 630PM.
  
THESE STORMS BLEW DOWN A LARGE TREE AND POWER LINES NEAR THE TOWN OF
NEWFANE DURING THE PAST HOUR.

THESE STORMS MAY CONTAIN HAIL...GUSTY WINDS...FREQUENT LIGHTNING AND
VERY HEAVY DOWNPOURS OF RAIN. PEOPLE IN THE PATH OF THESE STORMS
SHOULD TAKE SELTER IMMEDIATELY. TUNE IN NOAA WEATHER RADIO OR YOUR LOCAL
RADIO OR TV STATION FOR THE LATEST WEATHER INFORMATION.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 25, 5:22 PM EDTSevere Thunderstorm WarningBUFNiagara58 min
Jun 25, 6:16 PM EDTSevere Thunderstorm WarningBUFChautauqua64 min
Jun 25, 6:26 PM EDTSevere Thunderstorm WarningBUFCattaraugus79 min
Jun 25, 7:24 PM EDTFlash Flood WarningBUFChautauqua76 min
Jun 25, 7:24 PM EDTSevere Thunderstorm WarningBUFChautauqua76 min

Nearby

Severe Thunderstorm Warnings in New York, 1997Every severe thunderstorm warning in 1997

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.