Alert archive / Ohio / Flash Flood Warnings in 1992

Flash Flood Warning 1, NWS Wilmington, OH

April 18, 1992Darke County, Miami County, Preble County, Ohio

NWS Wilmington, OH issued this flash flood warning at Apr 18, 1992, 1:12 PM EDT for Darke County, Miami County, Preble County, Ohio. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Apr 18, 1992, 1:12 PM EDT (17:12 UTC)
Expired
Apr 18, 1992, 4:15 PM EDT
In force
3 hr
Issued by
NWS Wilmington, OH
Area
Whole counties

Counties Darke County, OH, Miami County, OH, Preble County, OH

The nearest sounding before it

Dayton/James M C, OH (KDAY), launched 12:00Z, 5.2 hours before the alert went out and 27 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 12:00Z on 1992-04-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 1992-04-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 104 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
561 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
104 m²/s²
0-3 km storm-relative helicity
214 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 KDAY 181715
FFWDAY
OHC037-109-135-182015-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE DAYTON OH
112 PM EDT SAT APR 18 1992
 
THE NATIONAL WEATHER SERVICE IN DAYTON HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL  415 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...S...
 
IN WEST CENTRAL OHIO
 
   ...DARKE COUNTY...MIAMI COUNTY...PREBLE COUNTY
 
SMALL STREAM FLOODING WILL LIKELY OCCUR THIS AFTERNOON IN
PREBLE...DARKE...AND MIAMI COUNTIES.
 
SHERIFFS OFFICE HAVE REPORTED SMALL STEAMS RUNNING BANKFULL AND
WILL LIKELY OVERFLOW AS RAIN CONTINUES ACROSS THE REGION THIS
AFTERNOON.
 
AT NOON RAINFALL AT THE AIRPORT HAS BEEN .56 OF AN INCH SINCE THREE
THIS MORNING. HEAVIER AMOUNTS OF 1 TO 1 1/2 INCHES MAY HAVE FALLEN
ACROSS THE WARNING COUNTIES.
 
WE DO EXPECT THE RAIN TO END BETWEEN 5 PM AND 7 PM THIS SATURDAY
EVENING.
 
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.

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.