Alert archive / Ohio / Flash Flood Warnings in 1990

Flash Flood Warning 54, NWS Cleveland, OH

July 22, 1990Portage County, Stark County, Summit County, Ohio

NWS Cleveland, OH issued this flash flood warning at Jul 22, 1990, 7:29 PM EDT for Portage County, Stark County, Summit County, Ohio. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Jul 22, 1990, 7:29 PM EDT (23:29 UTC)
Expired
Jul 22, 1990, 9:30 PM EDT
In force
2 hr
Issued by
NWS Cleveland, OH
Area
Whole counties

Counties Portage County, OH, Stark County, OH, Summit 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, 11.5 hours before the alert went out and 127 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 1990-07-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 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 1990-07-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 square meters per square second.193958Sfc1 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
6 J/kg
Mixed-layer CIN
-36 J/kg
Mixed-layer LCL
609 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
82 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 222342 COR
FFWCAK
OHC151-153-133-230130-

BULLETIN IMMEDIATE BROADCAST REQUESTED
SMALL STREAM AND URBAN FLOOD WARNING
NATIONAL WEATHER SERVICE AKRON CANTON OHIO
729 PM EDT SUN JUL 22 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SMALL STREAM AND URBAN FLOOD
WARNING EFFECTIVE UNTIL  930 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
       IN NORTHEAST OHIO...STARK SUMMIT AND PORTAGE

 AT 720 PM AKRON CANTON WEATHER RADAR INDICATED MODERATE TO HEAVY RAIN
MOVING INTO WESTERN SUMMIT AND STARK COUNTIES. THE RAIN WAS MOVING EAST
AT 25 MPH.

WITH THE GROUND ALREADY SATURATED AND STREAMS RUNNING NEAR BANKBFUL
LEVELS FROM HEAVY RAINS EARLIER THIS AFTERNOON...FLOODING OF URBAN
AREAS AND SMALL STREAMS IS LIKELY.

THOMPSON

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, Jul 22, 6:11 PM EDT, 1 hour 18 minutes before
OHZ004-007-222330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
610 PM EDT SUN JUL 22 1990

HEAVY DOWNPOURS WERE DEVELOPING RAPIDLY OVER EASTERN OHIO THIS EVENING.

AT 600 PM AKRON CANTON WEATHER RADAR INDICATED NUMEROUS SHOWERS WITH
ISOLATED THUNDERSTORMS OVER MUCH OF THE EASTERN HALF OF OHIO.

VERY HEAVY RAINS WERE INDICATED IN WESTERN BELMONT COUNTY...WEST OF
ST. CLAIRSVILLE...IN NORTHERN HARRISON COUNTY NEAR SCIO...AND IN
NORTHERN HOLMES COUNTY NEAR LOUDENVILLE. THESE HEAVIER SHOWERS AND
THUNDERSTORMS MAY ALSO BE ACCOMPANIED BY STRONG GUSTY WINDS.

THE PRECIPITATION PATTERN WAS MOVING EAST AT 25 MPH.

A FLOOD WARNING REMAINS IN EFFECT THROUGH TONIGHT FOR ALL OF EEASTERN OHIO.

IF HEAVY RAINS..STRONG WINDS...OR HAIL IS OBSERVED IN YOUR AREA PLEASE ASK YO
LOCAL LAW ENFORCEMENT AGENCY TO RELAY YOUR REPORT TO THE
NATIONAL WEATHER SERVICE.

THOMPSON
Special weather statement, Jul 22, 6:13 PM EDT, 1 hour 16 minutes before
OHZ004-007-222330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
610 PM EDT SUN JUL 22 1990

HEAVY DOWNPOURS WERE DEVELOPING RAPIDLY OVER EASTERN OHIO THIS EVENING.

AT 600 PM AKRON CANTON WEATHER RADAR INDICATED NUMEROUS SHOWERS WITH
ISOLATED THUNDERSTORMS OVER MUCH OF THE EASTERN HALF OF OHIO.

VERY HEAVY RAINS WERE INDICATED IN WESTERN BELMONT COUNTY...WEST OF
ST. CLAIRSVILLE...IN NORTHERN HARRISON COUNTY NEAR SCIO...AND IN
NORTHERN HOLMES COUNTY NEAR LOUDENVILLE. THESE HEAVIER SHOWERS AND
THUNDERSTORMS MAY ALSO BE ACCOMPANIED BY STRONG GUSTY WINDS.

THE PRECIPITATION PATTERN WAS MOVING EAST AT 25 MPH.

A FLOOD WATCH REMAINS IN EFFECT THROUGH TONIGHT FOR ALL OHF EASTERN OHIO.

IF HEAVY RAINS..STRONG WINDS...OR HAIL IS OBSERVED IN YOUR AREA PLEASE ASK
YOUR LOCAL LAW ENFORCEMENT AGENCY TO RELAY YOUR REPORT TO THE
NATIONAL WEATHER SERVICE.

THOMPSON
...CORRECTED FOR WORDING...

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 22, 9:46 AM EDTFlash Flood WarningCLEHancock, Putnam, Seneca, Wood, Wyandot3 hr
Jul 22, 9:46 AM EDTFlash Flood WarningCLELucas3 hr
Jul 22, 9:46 AM EDTFlash Flood WarningCLESandusky3 hr
Jul 22, 6:24 PM EDTTornado WarningCLEWashington51 min
Jul 22, 7:42 PM EDTTornado WarningCLEColumbiana33 min

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.