Alert archive / New York / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 174, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Sep 7, 1998, 2:40 AM EDT for Allegany County, New York. It was in force for 65 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Sep 7, 1998, 2:40 AM EDT (06:40 UTC)
- Expired
- Sep 7, 1998, 3:45 AM EDT
- In force
- 65 min
- Issued by
- NWS Buffalo, NY
- Area
- Whole counties
County Allegany County, NY
The radar
The Buffalo radar (KBUF), 96 km from the middle of the area, began a volume at 06:41 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 6, 11:30 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 6.7 hours before the alert went out and 93 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.
- Mixed-layer CAPE
- 1469 J/kg
- Mixed-layer CIN
- -84 J/kg
- Mixed-layer LCL
- 1188 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 114 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 3.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBUF 070640 RRA SVRBUF NYC003-070745- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BUFFALO NY 240 AM EDT MON SEP 7 1998 THE NATIONAL WEATHER SERVICE IN BUFFALO NY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... ALLEGANY COUNTY IN WESTERN NEW YORK * UNTIL 345 AM EDT * AT 235 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES SOUTHEAST OF ARCADE ...MOVING SOUTHEAST AT 40 TO 50 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... FILLMORE AT 245 AM ANGELICA AND ALMOND AT 255 AM 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.
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 6, 11:23 PM EDT | Tornado Warning | BUF | Niagara | 47 min |
| Sep 6, 11:41 PM EDT | Severe Thunderstorm Warning | BUF | Orleans | 49 min |
| Sep 6, 11:52 PM EDT | Severe Thunderstorm Warning | BUF | Genesee | 63 min |
| Sep 6, 11:58 PM EDT | Severe Thunderstorm Warning | BUF | Erie | 32 min |
| Sep 7, 12:07 AM EDT | Severe Thunderstorm Warning | BUF | Monroe | 63 min |
| Sep 7, 12:22 AM EDT | Severe Thunderstorm Warning | BUF | Wayne | 63 min |
| Sep 7, 12:29 AM EDT | Severe Thunderstorm Warning | BUF | Erie, Wyoming | 66 min |
| Sep 7, 12:36 AM EDT | Severe Thunderstorm Warning | BUF | Livingston | 64 min |
| Sep 7, 12:46 AM EDT | Severe Thunderstorm Warning | BUF | Cayuga | 64 min |
| Sep 7, 1:01 AM EDT | Severe Thunderstorm Warning | BUF | Oswego | 64 min |
| Sep 7, 1:13 AM EDT | Severe Thunderstorm Warning | BUF | Ontario | 67 min |
| Sep 7, 1:16 AM EDT | Severe Thunderstorm Warning | BUF | Allegany | 34 min |
| Sep 7, 8:27 AM EDT | Severe Thunderstorm Warning | BUF | Erie | 63 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.