Alert archive / Ohio / Flash Flood Warnings in 1990

Flash Flood Warning 48, NWS Cleveland, OH

July 20, 1990Carroll County, Stark County, Tuscarawas County, Ohio

NWS Cleveland, OH issued this flash flood warning at Jul 20, 1990, 4:49 PM EDT for Carroll County, Stark County, Tuscarawas County, Ohio. It was in force for 116 min.

The area

The counties it named.

The facts

Issued
Jul 20, 1990, 4:49 PM EDT (20:49 UTC)
Expired
Jul 20, 1990, 6:45 PM EDT
In force
116 min
Issued by
NWS Cleveland, OH
Area
Whole counties

Counties Carroll County, OH, Stark County, OH, Tuscarawas County, OH

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

Pittsburgh, PA (KPIT), launched 12:00Z, 8.8 hours before the alert went out and 105 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, Pittsburgh, PA at 12:00Z on 1990-07-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 66 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, Pittsburgh, PA at 12:00Z on 1990-07-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 96 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
66 J/kg
Mixed-layer CIN
-90 J/kg
Mixed-layer LCL
1131 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
96 m²/s²
0-3 km storm-relative helicity
117 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 KCAK 202050
FFWCAK
OHC157-019-151-202245-
 
BULLETIN - EBS ACTIVATION REQUESTED
SMALL STREAM AND URBAN FLOOD WARNING
NATIONAL WEATHER SERVICE AKRON OH
449 PM EDT FRI JUL 20 1990
 
THE NATIONAL WEATHER SERVICE IN AKRON HAS ISSUED A
SMALL STREAM AND URBAN FLOOD WARNING EFFECTIVE UNTIL  645 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN EAST CENTRAL OHIO
          ...TUSCARAWAS
IN NORTHEAST OHIO
          ...CARROLL...STARK
 
AT 445 PM RADAR INDICATED SEVERAL THUNDERSTORMS OVER SOUTHERN STARK
AND NORTHERN TUSCARAWAS COUNTIES OF OHIO. HEAVY DOWNPOURS OF RAIN HAVE
BEEN REPORTED NEAR BEACH CITY AND STRAUSBURG OHIO. THESE THUNDERSTORMS
WERE MOVING EAST AT 35 MPH.
 
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS W;HERE 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.
HEATH

Nearby

Flash Flood Warnings in Ohio, 1990Every flash flood warning in 1990

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.