Alert archive / Ohio / Flash Flood Warnings in 1992

Flash Flood Warning 73, NWS Cleveland, OH

September 5, 1992Seneca County, Ohio

NWS Cleveland, OH issued this flash flood warning at Sep 5, 1992, 10:30 PM EDT for Seneca County, Ohio. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Sep 5, 1992, 10:30 PM EDT (02:30 UTC)
Expired
Sep 6, 1992, 1:30 AM EDT
In force
3 hr
Issued by
NWS Cleveland, OH
Area
Whole counties

County Seneca County, OH

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 00:00Z, 2.5 hours before the alert went out and 164 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.

Skew-T log-pSkew-T log-p diagram, Dayton/James M C, OH at 00:00Z on 1992-09-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 815 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dayton/James M C, OH at 00:00Z on 1992-09-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 55 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
815 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
980 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
55 m²/s²
0-3 km storm-relative helicity
63 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KTOL 060242 COR
FFWTOL
OHC123-143-147-060530-

BULLETIN
FLOOD WARNING...CORRECTED
NATIONAL WEATHER SERVICE TOLEDO OH
1030 PM EDT SAT SEP 5 1992

THE NATIONAL WEATHER SERVICE IN TOLEDO HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL  130 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...

IN NORTH CENTRAL OHIO

   ...OTTAWA COUNTY...SANDUSKY COUNTY...SENECA COUNTY

URBAN AND SMALL STREAM FLOODING IS LIKELY OVER OTTAWA...SANDUSKY
AND SANDUSKY COUNTIES UNTIL 1 AM EDT.

AT 1025 PM THE SHERIFFS OFFICES IN OTTAWA...SANDUSKY AND SENECA
COUNTIES WERE REPORTING HIGH WATER ON ROADWAYS IN THEIR COUNTIES. IN
SENECA COUNTY STATE ROUTES 224...231...67 AND 162 ALONG WITH COUNTY
ROADS 8 AND 6 WERE POSTED WITH HIGH WATER SIGN. IN SANDUSKY COUNTY
HIGH WATER WAS REPORTED ON PORT CLINTON HIGHWAY AND THE HIGHWAY
DEPARTMENT WAS IN THE PROCESS OF POSTING OTHER ROADS. STATE HIGHWAY
PLASTERBOARD HAD HIGH WATER IN OTTAWA COUNTY.

THE HIGH WATER WAS THE RESULT OF AN AREA OF THUNDERSTORMS THAT WENT
THROUGH THE AREA EARLIER THIS EVENING.  THE THUNDERSTORMS HAVE MOSTLY
MOVED EAST BUT SHOWERS REMAINED FROM WESTERN LAKE ERIE SOUTH INTO
WYANDOT COUNTY AND WERE MOVING NORTHEAST AT 15 MPH. THE RAIN SHOULD
START TO DIMINISH BETWEEN MIDNIGHT AND 1 AM.

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.\

HUGHES
$$
CORRECTED EXPIRATION TIME AND TYPOS

The office that day

Everything else NWS Cleveland, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 5, 9:51 PM EDTFlash Flood WarningCLEHancock2 hr
Sep 5, 10:25 PM EDTFlash Flood WarningCLEErie, Huron4 hr
Sep 5, 10:30 PM EDTFlash Flood WarningCLEOttawa, Sandusky3 hr

Nearby

Flash Flood Warnings in Ohio, 1992Every flash flood warning in 1992

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.