Alert archive / New York / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 194, NWS Buffalo, NY

September 27, 1998Orleans County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Sep 27, 1998, 5:15 PM EDT for Orleans County, New York. It was in force for 65 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
Sep 27, 1998, 5:15 PM EDT (21:15 UTC)
Expired
Sep 27, 1998, 6:20 PM EDT
In force
65 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 21:17 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
Sep 27, 5:30 PM EDTHail 0.75Albion, 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 12:00Z, 9.3 hours before the alert went out and 55 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 12:00Z on 1998-09-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 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 12:00Z on 1998-09-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 196 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
4 J/kg
Mixed-layer CIN
-339 J/kg
Mixed-layer LCL
1619 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
196 m²/s²
0-3 km storm-relative helicity
252 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.

664 
WUUS1 KBUF 272116 RRA
SVRBUF
NYC073-272220-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
515 PM EDT SUN SEP 27 1998

THE NATIONAL WEATHER SERVICE IN BUFFALO NY HAS ISSUED A

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

* UNTIL 620 PM EDT

* AT 513 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A SEVERE THUNDERSTORM BETWEEN LOCKPORT AND MIDDLEPORT...MOVING
  EAST AT 35 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  MEDINA BY 525 PM EDT
  NEAR ALBION BY 540 PM EDT

IF YOU ARE IN THESE AREAS...SEEK SAFETY IN A SMALL INTERIOR ROOM
AWAY FROM WINDOWS. A BASEMENT OFFERS THE BEST PROTECTION.

BE ON THE ALERT FOR THUNDERSTORMS ACCOMPANIED BY DAMAGING
WINDS...FREQUENT LIGHTNING AND HAIL. LOCALLY HEAVY RAINFALL
MAY ALSO PRODUCE DRAINAGE FLOODING.

EGR/TA

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Sep 27, 2:25 PM EDT, 2 hours 50 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BUFFALO NEW YORK
225 PM EDT SUN SEP 27 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0215 PM    MILLGROVE                 NY   1 INCH HAIL
09/27/98   ERIE
Local storm report, Sep 27, 2:25 PM EDT, 2 hours 50 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BUFFALO NEW YORK
225 PM EDT SUN SEP 27 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0215 PM    MILLGROVE                 NY   1 INCH HAIL
09/27/98   ERIE
Local storm report, Sep 27, 2:56 PM EDT, 2 hours 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BUFFALO NEW YORK
256 PM EDT SUN SEP 27 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0215 PM    MILLGROVE                 NY   1 INCH HAIL
09/27/98   ERIE

0236 PM    ALDEN                     NY   1 INCH HAIL
09/27/98   ERIE                           1.79 INCHES OF RAIN SINCE
                                          THIS MORNING
Local storm report, Sep 27, 2:56 PM EDT, 2 hours 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BUFFALO NEW YORK
256 PM EDT SUN SEP 27 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0215 PM    MILLGROVE                 NY   1 INCH HAIL
09/27/98   ERIE

0236 PM    ALDEN                     NY   1 INCH HAIL
09/27/98   ERIE                           1.79 INCHES OF RAIN SINCE
                                          THIS MORNING

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 26, 8:41 PM EDTSevere Thunderstorm WarningBUFJefferson64 min
Sep 26, 9:07 PM EDTSevere Thunderstorm WarningBUFJefferson63 min
Sep 26, 9:12 PM EDTSevere Thunderstorm WarningBUFWayne63 min
Sep 26, 9:24 PM EDTSevere Thunderstorm WarningBUFOswego61 min
Sep 26, 9:27 PM EDTSevere Thunderstorm WarningBUFLewis63 min
Sep 27, 2:18 PM EDTSevere Thunderstorm WarningBUFGenesee62 min
Sep 27, 3:27 PM EDTSevere Thunderstorm WarningBUFChautauqua58 min
Sep 27, 4:23 PM EDTSevere Thunderstorm WarningBUFErie, Niagara62 min

Nearby

Severe Thunderstorm Warnings in New York, 1998Every severe thunderstorm warning in 1998

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.