Alert archive / New York / Flash Flood Warnings in 1996
Flash Flood Warning 4, NWS Buffalo, NY
NWS Buffalo, NY issued this flash flood warning at Apr 23, 1996, 10:40 AM EDT for Cattaraugus County, Chautauqua County, Erie County, New York. It was in force for 9 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 23, 1996, 10:40 AM EDT (14:40 UTC)
- Expired
- Apr 23, 1996, 8:00 PM EDT
- In force
- 9 hr
- Issued by
- NWS Buffalo, NY
- Area
- Whole counties
Counties Cattaraugus County, NY, Chautauqua County, NY, Erie County, NY
The radar
The Buffalo radar (KBUF), 60 km from the middle of the area, began a volume at 14:40 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 nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 2.7 hours before the alert went out and 59 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 553 m above ground
- 0-6 km bulk shear
- 74 kt
- 0-1 km storm-relative helicity
- 94 m²/s²
- 0-3 km storm-relative helicity
- 218 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBUF 231446 FFWBUF NYC009-013-029-037-055-063-073-121-240000- BULLETIN - EBS ACTIVATION REQUESTED FLOOD WARNING NATIONAL WEATHER SERVICE BUFFALO NY 1040 AM EDT TUE APR 23 1996 THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A FLOOD WARNING FOR URBAN AND SMALL STREAM FLOODING FOR MOST OF WESTERN NEW YORK UNTIL 8 PM THIS EVENING. COUNTIES INCLUDED ARE: NIAGARA...ORLEANS...MONROE...ERIE...GENESEE...WYOMING... CHAUTAUQUA...CATTARAUGUS... ...THIS INCLUDES THE BUFFALO AND ROCHESTER METROPOLITAN AREAS... PERSISTENT RAINS WHICH BEGAN LATE MONDAY HAVE BEGUN TO CAUSE SOME LOCALIZED FLOODING ACROSS WESTERN NEW YORK...ESPECIALLY IN URBAN AREAS. AS OF 10 AM...BETWEEN 1.0 AND 1.5 INCHES OF RAIN HAS FALLEN ON SATURATED GROUND THROUGHOUT THE REGION. REPORTS OF FLOODED FIELDS AND BASEMENTS ARE ALREADY COMMON. AFTER A SHORT BREAK OVERNIGHT...STEADY RAIN MOVED BACK INTO THE REGION EARLY THIS MORNING. THIS RAIN EXTENDS BACK THROUGH OHIO AND WILL FALL HEAVILY AT TIMES BEFORE EASING OFF LATER THIS AFTERNOON AND ENDING THIS EVENING. ANOTHER 0.5 TO 1.0 INCH IS QUITE LIKELY. THIS ADDITIONAL RAIN WILL RESULT IN WIDESPREAD FLOODING OF LOW LYING AREAS....BASEMENTS...AND EVEN SOME ROADWAYS...ESPECIALLY IN URBAN AREAS. SMALL STREAMS MAY ALSO OVERFLOW THEIR BANKS. SIGNIFICANT RISES ARE LIKELY ON ALL OF THE MAJOR CREEKS AND RIVERS IN WESTERN NEW YORK...BUT CURRENT INDICATIONS ARE THAT THEY SHOULD CREST A BIT BELOW FLOOD STAGE. HOWEVER...THIS SITUATION WILL BE MONITORED CLOSELY...WITH ADDITIONAL WATCHES OR WARNINGS ISSUED AS NECESSARY. A FLOOD WARNING MEANS THAT FLOODING IS EXPECTED OR IMMINENT. ALL PERSONS WITH INTERESTS IN LOW LYING AREAS SHOULD TAKE THE NECESSARY PRECAUTIONS IMMEDIATELY. MCLAUGHLIN
The office that day
Everything else NWS Buffalo, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 23, 10:40 AM EDT | Flash Flood Warning | BUF | Genesee, Monroe, Niagara, Orleans | 9 hr |
| Apr 23, 10:40 AM EDT | Flash Flood Warning | BUF | Wyoming | 9 hr |
| Apr 23, 1:05 PM EDT | Flash Flood Warning | BUF | Lewis, Oneida, Oswego | 10 hr |
Nearby
Flash Flood Warnings in New York, 1996Every flash flood warning in 1996
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.