Alert archive / New York / Flash Flood Warnings in 1986
Flash Flood Warning 3, NWS Binghamton, NY
NWS Binghamton, NY issued this flash flood warning at Jun 1, 1986, 3:22 AM EDT for Ontario County, Seneca County, Yates County, New York. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Jun 1, 1986, 3:22 AM EDT (07:22 UTC)
- Expired
- Jun 1, 1986, 7:00 AM EDT
- In force
- 4 hr
- Issued by
- NWS Binghamton, NY
- Area
- Whole counties
Counties Ontario County, NY, Seneca County, NY, Yates 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 00:00Z, 7.4 hours before the alert went out and 134 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
- 565 J/kg
- Mixed-layer CIN
- -176 J/kg
- Mixed-layer LCL
- 816 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 160 m²/s²
- 0-3 km storm-relative helicity
- 188 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KROC 010722 FFWROC NYC069-099-123-011100- BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE ROCHESTER NY 322 AM EDT SUN JUN 1 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 700 AM EDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF NEW YORK...ONTARIO...SENECA AND YATES A WEST/EAST LINE OF HEAVY AND VERY HEAVY THUNDERSTORMS STILL PERSIST OVER THE WESTERN FINGER LAKES REGION. THE LINE IS MOVING SLOWLY EAST BUT INDIVIDUAL THUNDERSTORM CELL ARE MOVING EAST AT ABOUT 30 MILES AN HOUR. A FLOOD WARNING MEANS FLOODING IS IMM1NENT OR HAS BEEN REPORTED. TAKE PRECAUTIONS TO PROTECT LIFE AND PROPERTY.
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, May 31, 9:43 PM EDT, 5 hours 39 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BINGHAMTON NY 930 PM EDT SAT MAY 31 1986 A THUNDERSTORM WITH TORRENTIAL RAINS AND DANGEROUS LIGHTNING AND POSSIBLE HAIL WAS IN DUTCHESS COUNTY ABOUT 10 MILES EAST OF POUGHKEEPSIE. THIS THUNDERSTORM WAS MOVING SOUTHEAST AT 30 MILES AN HOUR. SHOWERS AND ISOLATED THUNDERSTORMS COVER MOST OF THE CATSKILL AND LOWER HIDSON RIVER VALLEY REGIONS OF NEW YORK. IN PENNSYLVANIA A THUNDERSTORM WAS 7 MILES NORTH OF MUNCY. OTHERWISE MOSTLY LIGHT SHOWERS WERE EAST OF WELLSBORO..JERSEY SHORES AND HARRISBURG INTO NORTHERN NEW JERSEY AND THE NEW YORKS CATSKILLS. SHOWERS AND THUNDERSTORMS WERE MOVING SOUTHEAST AT 30 MILES AN HOUR.
Special weather statement, Jun 1, 12:39 AM EDT, 2 hours 43 minutes before
^BUFSPSSYR SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE OFFICE SYRACUSE NY 1235 AM EDT SUN JUN 1 1986 .. STRONG THUNDERSTORMS CAUSING HEAVY RAINS AND FREQUENT LIGHTNING OVER PORTIONS OF CENTRAL NEW YORK.... A NEARLY STATIONARY LINE OF THUNDERSTORMS EXTENDS WEST TO EAST THROUGH THE FINGER LAKES FROM AVON IN LIVINGSTON COUNTY TO TULLY AND LAFAYETTE IN ONONDAGA COUNTY. WITH LITTLE NORTH AND SOUTH MOVEMENT THESE STORMS ARE EXPECTED TO CONTINUE FOR THE NEXT 2 OR 3 HOURS AND WILL PRODUCE FREQUENT LIGHTNING HEAVY DOWNPOURS AND POSSIBLE SMALL HAIL IN THE ABOVE AREA. END/RDA
The office that day
Everything else NWS Binghamton, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 1, 1:15 AM EDT | Flash Flood Warning | BGM | Ontario, Seneca, Yates | 60 min |
| Jun 1, 2:45 AM EDT | Flash Flood Warning | BGM | Schuyler | 4 hr |
Nearby
Flash Flood Warnings in New York, 1986Every flash flood warning in 1986
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.