Alert archive / New York / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 172, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Sep 7, 1998, 1:13 AM EDT for Ontario County, New York. It was in force for 67 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 7, 1998, 1:13 AM EDT (05:13 UTC)
- Expired
- Sep 7, 1998, 2:20 AM EDT
- In force
- 67 min
- Issued by
- NWS Buffalo, NY
- Area
- Whole counties
County Ontario County, NY
The radar
The Buffalo radar (KBUF), 118 km from the middle of the area, began a volume at 05:17 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 7, 1:20 AM EDT | Thunderstorm Wind | Victor, 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.
| 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, 5.2 hours before the alert went out and 114 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.
769 WUUS1 KBUF 070519 RRA SVRBUF NYC069-070620- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BUFFALO NY 113 AM EDT MON SEP 7 1998 THE NATIONAL WEATHER SERVICE IN BUFFALO NY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... ONTARIO COUNTY IN WESTERN NEW YORK * UNTIL 220 AM EDT * AT 113AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM HONEOYE LAKE...MOVING SOUTHEAST AT 40 TO 50 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... PHELPS BETWEEN 115 AND 130AM 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, 1:16 AM EDT | Severe Thunderstorm Warning | BUF | Allegany | 34 min |
| Sep 7, 2:40 AM EDT | Severe Thunderstorm Warning | BUF | Allegany | 65 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.