Alert archive / New York / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 180, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at Sep 26, 1998, 9:07 PM EDT for Jefferson County, New York. It was in force for 63 min. 2 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
- Sep 26, 1998, 9:07 PM EDT (01:07 UTC)
- Expired
- Sep 26, 1998, 10:10 PM EDT
- In force
- 63 min
- Issued by
- NWS Buffalo, NY
- Area
- Whole counties
County Jefferson County, NY
The radar
The Ft Drum radar (KTYX), 40 km from the middle of the area, began a volume at 01:07 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 26, 9:17 PM EDT | Thunderstorm Wind | Pt Peninsula, NY | |
| Sep 26, 9:22 PM EDT | Thunderstorm Wind | Dexter, 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 26, 8:00 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Albany, NY (KALY), launched 00:00Z, 1.1 hours before the alert went out and 231 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
- 134 J/kg
- Mixed-layer CIN
- -240 J/kg
- Mixed-layer LCL
- 952 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 40 m²/s²
- 0-3 km storm-relative helicity
- 40 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
076 WUUS1 KBUF 270108 SVRBUF NYC045-270210- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BUFFALO NY 907 PM EDT SAT SEP 26 1998 THE NATIONAL WEATHER SERVICE IN BUFFALO NY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... JEFFERSON COUNTY IN CENTRAL NEW YORK * UNTIL 1010 PM EDT * AT 905 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM LINE OF THUNDERSTORMS FROM OVER THE ST LAWRENCE RIVER FROM THE THOUSAND ISLANDS TO CAPE VINCENT...MOVING EAST SOUTHEAST AT 40 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... CHAUMONT BY 920 PM SACKETS HARBOR BY 930 PM WATERTOWN BY 935 PM THIS WARNING EXENDS THE PREVIOUS WARNING TO INCLUDE ALL OF JEFFERSON COUNTY. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH AND/OR HAIL 3/4 INCH OR LARGER. FOR YOUR PROTECTION FROM POTENTIALLY DAMAGING WINDS...MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS MAY ALSO CAUSE RAPID FLOODING OF SMALL STREAMS AND POOR DRAINAGE AREAS. DONT ATTEMPT TO CROSS FLOODED ROADWAYS. LEVAN
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 26, 8:41 PM EDT | Severe Thunderstorm Warning | BUF | Jefferson | 64 min |
| Sep 26, 9:12 PM EDT | Severe Thunderstorm Warning | BUF | Wayne | 63 min |
| Sep 26, 9:24 PM EDT | Severe Thunderstorm Warning | BUF | Oswego | 61 min |
| Sep 26, 9:27 PM EDT | Severe Thunderstorm Warning | BUF | Lewis | 63 min |
| Sep 27, 2:18 PM EDT | Severe Thunderstorm Warning | BUF | Genesee | 62 min |
| Sep 27, 3:27 PM EDT | Severe Thunderstorm Warning | BUF | Chautauqua | 58 min |
| Sep 27, 4:23 PM EDT | Severe Thunderstorm Warning | BUF | Erie, Niagara | 62 min |
| Sep 27, 5:15 PM EDT | Severe Thunderstorm Warning | BUF | Orleans | 65 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.