Alert archive / Ohio / Flash Flood Warnings in 1990

Flash Flood Warning 121, NWS Cleveland, OH

December 30, 1990Cuyahoga County, Medina County, Ohio

NWS Cleveland, OH issued this flash flood warning at Dec 30, 1990, 1:27 PM EST for Cuyahoga County, Medina County, Ohio. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Dec 30, 1990, 1:27 PM EST (18:27 UTC)
Expired
Dec 30, 1990, 5:30 PM EST
In force
4 hr
Issued by
NWS Cleveland, OH
Area
Whole counties

Counties Cuyahoga County, OH, Medina 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

Detroit, MI (KFNT), launched 12:00Z, 6.5 hours before the alert went out and 208 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, Detroit, MI at 12:00Z on 1990-12-30Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 12:00Z on 1990-12-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 square meters per square second.1939587897117136156Sfc1 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
536 m above ground
0-6 km bulk shear
106 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
218 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 KCLE 301823
FFWCLE
OHC043-077-007-035-055-085-093-103-302230-
 
BULLETIN - EBS ACTIVATION REQUESTED
SMALL STREAM AND URBAN FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
127 PM EST SUN DEC 30 1990
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
SMALL STREAM AND URBAN FLOOD WARNING EFFECTIVE UNTIL  530 PM EST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN NORTH CENTRAL OHIO
          ...ERIE...HURON
IN NORTHEAST OHIO
          ...ASHTABULA...CUYAHOGA...GEAUGA...LAKE...LORAIN...MEDINA
 
SMALL STREAM AND URBAN FLOODING CONTINUED TO PLAGUE NORTHERN OHIO
EARLY THIS AFTERNOON. MANY ROADWAYS WILL BE CLOSED THIS AFTERNOON.
 
THE HEAVIEST RAIN HAS QUIT BUT SMALL STREAMS AND CREEKS WILL CONTINUE
TO FLOW OUT OF THEIR BANKS AT LEAST INTO THE EARLY EVENING. SO TRAVEL
IS NOT RECOMMENDED ACROSS NORTHERN OHIO THIS AFTERNOON. IF YOU
CAN, STAY HOME.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS
THE ROADWAY.  NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL
ONE...ON FOOT.  TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.
 
HEATHFIELD

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, Dec 30, 7:38 AM EST, 5 hours 49 minutes before
OHZALL-301530-

SPECIAL WEATHER STATEMENT AND FLOOD STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
740 AM EST SUN DEC 30 1990

A FLOOD WATCH CONTINUES IN EFFECT FOR THE MUCH OF WESTERN OHIO FOR THIS
MORNING AND THE REST OF THE STATE TODAY.

A WINTER WEATHER ADVISORY IS IN EFFECT FOR THE WESTERN COUNTIES TODAY
AND THE NORTH CENTRAL AND CENTRAL PORTIONS THIS AFTEROON AS RAIN WILL
CHANGE TO FREEZING RAIN AND SNOW.

RAINFALL DURING THE LAST 24 HOURS HAVE BEEN HEAVIEST IN THE NORTH AND
WEST. RAINFALL OF AN INCH AND A HALF TO THREE INCHES WITH SOME LOCALLY
HIGHER AMOUNTS HAVE BEEN COMMON IN THOSE AREAS. CLEVELAND HOPKINS
AIRPORT REPORTED OVER TWO INCHES /2.04/ AND DAYTON UNDER 2 INCHES
/1.74/.

SOME URBAN AND SMALL STREAM FLOOD WARNINGS REMAIN IN EFFECT FOR SOME
COUNTIES IN WESTERN AND NORTHERN OHIO AS AREAS OF HEAVY RAIN WERE
MOVING ACROSS THE AREA. RIVER FLOOD WARNINGS ARE ALSO IN EFFECT FOR
MANY RIVERS IN THE STATE.

MANY STREAMS AND CREEKS ARE OUT OF THEIR BANKS... SOME ROADS ARE
UNDERWATER AND SOME BASEMENTS ARE EVEN FLOODED.

HEAVIER RAIN WAS MOVING INTO SOUTHERN OHIO THIS MORNING AND FLOODING IS
POSSIBLE.

PEOPLE WHO LIVE NEAR RIVERS AND STREAMS SHOULD BE READY TO MOVE SAFETY
IF FLOODING OCCURS.

A COLD FRONT THAT WAS MOVING SLOWLY THROUGH THE STATE WAS CAUSING THE
RAIN. AS THE COLDER AIR MOVES IN THE RAIN WILL CHANGE TO FREEZING RAIN
AND THEN TO SNOW. THE RAIN WILL TURN TO FREEZING RAIN IN THE NORTHWEST
THIS MORNING AND THE SOUTHWEST COUNTIES BY NOON AND THE NORTH CENTRAL
AND CENTRAL COUNTIES THIS AFTERNOON.

THE FREEZING RAIN WILL TURN TO SNOW AND 1 TO 3 INCHES MAY ACCUMULATE IN
THE WEST BY EVENING. ROADS WILL BECOME QUITE SLIPPER_Y AND TRAVEL COULD
BECOME DANGEROUS. PEOPLE WHO WILL BE DRIVING INTO OR THROUGH THE
WESTERN HALF OF OHIO TODAY SHOULD BE PREPARED FOR NASTY WINTER WEATHER.

KIELTYKA

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 29, 10:33 PM ESTFlash Flood WarningCLEHancock, Putnam3 hr
Dec 29, 10:33 PM ESTFlash Flood WarningCLESeneca, Wyandot3 hr
Dec 29, 10:33 PM ESTFlash Flood WarningCLESandusky3 hr
Dec 29, 11:35 PM ESTFlash Flood WarningCLEFulton, Lucas3 hr
Dec 30, 12:33 AM ESTFlash Flood WarningCLEErie, Huron, Lorain4 hr
Dec 30, 12:33 AM ESTFlash Flood WarningCLECuyahoga, Medina4 hr
Dec 30, 12:33 AM ESTFlash Flood WarningCLELake4 hr
Dec 30, 1:28 AM ESTFlash Flood WarningCLESummit, Wayne4 hr
Dec 30, 1:30 AM ESTFlash Flood WarningCLEOttawa, Sandusky, Wood3 hr
Dec 30, 1:30 AM ESTFlash Flood WarningCLEHancock, Henry, Putnam3 hr
Dec 30, 1:30 AM ESTFlash Flood WarningCLESeneca, Wyandot3 hr
Dec 30, 2:34 AM ESTFlash Flood WarningCLEFulton116 min
Dec 30, 2:40 AM ESTFlash Flood WarningCLEFulton110 min
Dec 30, 2:41 AM ESTFlash Flood WarningCLEAshtabula, Geauga4 hr
Dec 30, 2:45 AM ESTFlash Flood WarningCLEMonroe, Noble, Washington5 hr
Dec 30, 2:45 AM ESTFlash Flood WarningCLECarroll, Holmes, Stark, Tuscarawas, Wayne5 hr
Dec 30, 2:45 AM ESTFlash Flood WarningCLECoshocton, Guernsey5 hr
Dec 30, 2:45 AM ESTFlash Flood WarningCLEHarrison5 hr
Dec 30, 6:56 AM ESTFlash Flood WarningCLEErie, Huron, Lorain4 hr
Dec 30, 6:56 AM ESTFlash Flood WarningCLEAshtabula, Cuyahoga, Geauga, Lake4 hr
Dec 30, 6:56 AM ESTFlash Flood WarningCLEMedina4 hr
Dec 30, 10:03 AM ESTFlash Flood WarningCLECuyahoga, Geauga, Lake, Lorain, Medina4 hr
Dec 30, 10:03 AM ESTFlash Flood WarningCLEErie, Huron4 hr
Dec 30, 10:03 AM ESTFlash Flood WarningCLEAshtabula4 hr
Dec 30, 11:24 AM ESTFlash Flood WarningCLESandusky2 hr
Dec 30, 12:56 PM ESTFlash Flood WarningCLEMahoning, Trumbull2 hr
Dec 30, 1:27 PM ESTFlash Flood WarningCLEErie, Huron, Lorain4 hr
Dec 30, 1:27 PM ESTFlash Flood WarningCLEAshtabula, Geauga, Lake4 hr
Dec 30, 1:47 PM ESTFlash Flood WarningCLESandusky118 min
Dec 30, 2:54 PM ESTFlash Flood WarningCLETrumbull4 hr
Dec 30, 3:48 PM ESTFlash Flood WarningCLESandusky4 hr

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.