Alert archive / New York / Flash Flood Warnings in 1989
Flash Flood Warning 13, NWS Buffalo, NY
NWS Buffalo, NY issued this flash flood warning at Jun 22, 1989, 7:25 PM EDT for Orleans County, New York. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Jun 22, 1989, 7:25 PM EDT (23:25 UTC)
- Expired
- Jun 23, 1989, 12:00 AM EDT
- In force
- 5 hr
- Issued by
- NWS Buffalo, NY
- Area
- Whole counties
County Orleans County, NY
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 11.4 hours before the alert went out and 55 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
- 299 J/kg
- Mixed-layer CIN
- -56 J/kg
- Mixed-layer LCL
- 845 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- -6 m²/s²
- 0-3 km storm-relative helicity
- 48 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.2
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 22, 5:04 PM EDT | Flash Flood Warning | BUF | Niagara, Orleans | 3 hr |
| Jun 22, 7:50 PM EDT | Flash Flood Warning | BUF | Genesee, Niagara, Wyoming | 4 hr |
| Jun 22, 7:50 PM EDT | Flash Flood Warning | BUF | Cattaraugus | 4 hr |
Nearby
Flash Flood Warnings in New York, 1989Every flash flood warning in 1989
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.