Alert archive / New York / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 13, NWS Buffalo, NY

May 29, 1998Cayuga County, Oswego County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at May 29, 1998, 12:46 PM EDT for Cayuga County, Oswego County, New York. It was in force for 64 min. 3 reports 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
May 29, 1998, 12:46 PM EDT (16:46 UTC)
Expired
May 29, 1998, 1:50 PM EDT
In force
64 min
Issued by
NWS Buffalo, NY
Area
Whole counties

Counties Cayuga County, NY, Oswego County, NY

What was reported inside it

TimeReportWhereRemark
May 29, 12:50 PM EDTThunderstorm WindOswego, NY
May 29, 1:15 PM EDTThunderstorm WindFair Haven, NY
May 29, 1:23 PM EDTThunderstorm Wind 59West Monroe, 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 29, 12:30 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 4.8 hours before the alert went out and 217 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, Albany, NY at 12:00Z on 1998-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 9 joules per kilogram.LCLLFCEL10008507005003002001001 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, Albany, NY at 12:00Z on 1998-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 156 square meters per square second.193958Sfc1 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
9 J/kg
Mixed-layer CIN
-198 J/kg
Mixed-layer LCL
1241 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
156 m²/s²
0-3 km storm-relative helicity
75 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.

691 
WUUS1 KBUF 291648 RRA
SVRBUF
NYC011-075-291750-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
1246 PM EDT FRI MAY 29 1998

THE NATIONAL WEATHER SERVICE IN BUFFALO NY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN CAYUGA COUNTY IN CENTRAL NEW YORK
  OSWEGO COUNTY IN CENTRAL NEW YORK

* UNTIL 150 PM EDT

* AT 1240 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  A SEVERE THUNDERSTORM 5 MILES WEST OF FAIR HAVEN...MOVING 40 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  FAIR HAVEN AT 1255 PM EDT
  PALERMO AT 115 PM EDT




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

The office that day

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

IssuedProductOfficeCountiesLasted
May 29, 11:00 AM EDTSevere Thunderstorm WarningBUFNiagara45 min
May 29, 11:59 AM EDTSevere Thunderstorm WarningBUFWyoming46 min
May 29, 12:13 PM EDTSevere Thunderstorm WarningBUFLivingston62 min
May 29, 1:00 PM EDTSevere Thunderstorm WarningBUFAllegany45 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.