Alert archive / New York / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 27, NWS Buffalo, NY
NWS Buffalo, NY issued this severe thunderstorm warning at May 22, 2004, 8:45 PM EDT for Ontario County, New York. It was in force for 60 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 22, 2004, 8:45 PM EDT (00:45 UTC)
- Expired
- May 22, 2004, 9:45 PM EDT
- In force
- 60 min
- Issued by
- NWS Buffalo, NY
- Area
- Counties, with a storm outline in the text
County Ontario County, NY
The radar
The Buffalo radar (KBUF), 113 km from the middle of the area, began a volume at 00:48 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 |
|---|---|---|---|
| May 22, 5:45 PM EDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 0.8 hours before the alert went out and 110 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
- 1116 J/kg
- Mixed-layer CIN
- -27 J/kg
- Mixed-layer LCL
- 993 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 216 m²/s²
- 0-3 km storm-relative helicity
- 238 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 3.6
The text
As transmitted, in the capitals the NWS used until 2016.
131 WUUS51 KBUF 230045 SVRBUF NYC069-230145- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BUFFALO NY 845 PM EDT SAT MAY 22 2004 THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... ONTARIO COUNTY IN WESTERN NEW YORK * UNTIL 945 PM EDT * AT 843 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM. THIS STORM WAS LOCATED 7 MILES NORTHWEST OF BRISTOL...OR ABOUT 13 MILES WEST OF CANANDAIGUA...AND WAS MOVING EAST AT 20 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... EAST BLOOMFIELD AT 900 PM EDT... CANANDAIGUA AT 920 PM EDT... MANCHESTER AT 935 PM EDT... CLIFTON SPRINGS AT 945 PM EDT... REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN BUFFALO. LAT...LON 4293 7755 4282 7754 4288 7699 4300 7711 $$ TMA/PO
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 22, 10:02 PM EDT | Flash Flood Warning | BUF | Livingston, Ontario | 4 hr |
| May 22, 10:11 PM EDT | Severe Thunderstorm Warning | BUF | Genesee, Livingston, Monroe | 49 min |
| May 23, 12:20 AM EDT | Flash Flood Warning | BUF | Allegany, Cattaraugus | 4 hr |
| May 23, 5:53 AM EDT | Flash Flood Warning | BUF | Cattaraugus | 2 hr |
| May 23, 6:26 AM EDT | Flash Flood Warning | BUF | Chautauqua, Erie | 3 hr |
| May 23, 2:31 PM EDT | Severe Thunderstorm Warning | BUF | Chautauqua | 44 min |
| May 23, 3:25 PM EDT | Severe Thunderstorm Warning | BUF | Cattaraugus, Chautauqua | 65 min |
Nearby
Severe Thunderstorm Warnings in New York, 2004Every severe thunderstorm warning in 2004
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.