Alert archive / New York / Flash Flood Warnings in 2004
Flash Flood Warning 24, NWS Buffalo, NY
NWS Buffalo, NY issued this flash flood warning at Sep 9, 2004, 3:20 PM EDT for Lewis County, New York. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Sep 9, 2004, 3:20 PM EDT (19:20 UTC)
- Expired
- Sep 9, 2004, 6:15 PM EDT
- In force
- 3 hr
- Issued by
- NWS Buffalo, NY
- Area
- Counties, with a storm outline in the text
County Lewis County, NY
The nearest sounding before it
Albany, NY (KALY), launched 12:00Z, 7.3 hours before the alert went out and 185 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
- 2 J/kg
- Mixed-layer CIN
- -261 J/kg
- Mixed-layer LCL
- 498 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 475 m²/s²
- 0-3 km storm-relative helicity
- 764 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.5
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS51 KBUF 091920
FFWBUF
NYC049-092215-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
320 PM EDT THU SEP 9 2004
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
LEWIS COUNTY IN CENTRAL NEW YORK
* UNTIL 615 PM EDT
* AT 318 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A LINE OF SHOWERS AND POSSIBLE THUNDERSTORMS WITH VERY HEAVY
RAIN...EXTENDING FROM OSCEOLA TO PINCKNEY IN LEWIS COUNTY.
THE LINE IS EXPECTED TO MOVE NORTHEAST ACROSS THE COUNTY THROUGH
430 PM.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO INDIAN
RIVER...HIGHMARKET AND LOWVILLE.
DOPPLER RADAR INDICATES THAT EARLIER RAINFALL PRODUCED AS MUCH AS
TWO TO TWO AND A HALF INCHES OF RAIN ACROSS PARTS OF THE
COUNTY...SATURATING THE GROUND. AS A RESULT...ANY ADDITIONAL HEAVY
RAINFALL WILL LIKELY RESULT IN FLASH FLOODING.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.
TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
BUFFALO.
LAT...LON 4410 7517 4361 7512 4343 7552 4343 7557
4346 7570 4347 7575 4367 7576 4390 7567
4396 7562 4397 7553 4408 7548 4413 7553
4421 7544
$$
JJR1 follow-up statement
000
WGUS71 KBUF 092101
FFSBUF
NYC049-092120-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BUFFALO NY
501 PM EDT THU SEP 9 2004
...THE FLASH FLOOD WARNING FOR LEWIS COUNTY IS CANCELLED...
AT 500 PM EDT...NATIONAL WEATHER SERVICE RADAR SHOWED THAT THE
HEAVIER SHOWERS AND THUNDERSTORMS THAT PROMPTED THE WARNING HAD
EXITED LEWIS COUNTY...THUS THE FLOOD WARNING HAS BEEN CANCELLED.
SCATTERED LIGHTER SHOWERS WILL STILL BE POSSIBLE ACROSS LEWIS COUNTY
THROUGH THE EARLY EVENING...BUT ADDITIONAL RAINFALL AMOUNTS WILL BE
INSIGNIFICANT ENOUGH TO CAUSE ANY ADDITIONAL FLOODING PROBLEMS.
PONDING OF WATER IN LOW LYING AND POOR DRAINAGE AREAS WILL REMAIN
POSSIBLE UNTIL ANY STANDING WATER HAS HAD TIME TO RUN OFF.
LAT...LON 4410 7517 4361 7512 4343 7552 4343 7557
4346 7570 4347 7575 4367 7576 4390 7567
4396 7562 4397 7553 4408 7548 4413 7553
4421 7544
$$
JJRNearby
Flash Flood Warnings in New York, 2004Every flash flood 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.