Alert archive / Indiana / Flash Flood Warnings in 1990
Flash Flood Warning 6, NWS Wilmington, OH
NWS Wilmington, OH issued this flash flood warning at May 15, 1990, 6:52 PM EDT for Dearborn County, Indiana. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- May 15, 1990, 6:52 PM EDT (22:52 UTC)
- Expired
- May 15, 1990, 9:00 PM EDT
- In force
- 2 hr
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
County Dearborn County, IN
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
Dayton/James M C, OH (KDAY), launched 12:00Z, 10.9 hours before the alert went out and 107 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.
- Mixed-layer CAPE
- 237 J/kg
- Mixed-layer CIN
- -156 J/kg
- Mixed-layer LCL
- 1079 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 80 m²/s²
- 0-3 km storm-relative helicity
- 159 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KCVG 152250
FFWCVG
INC029-160100-
BULLETIN - EBS ACTIVATION REQUESTED
SMALL STREAM AND URBAN FLOOD WARNING
NATIONAL WEATHER SERVICE CINCINNATI OH
652 PM EDT TUE MAY 15 1990
THE NATIONAL WEATHER SERVICE IN CINCINNATI HAS ISSUED A
SMALL STREAM AND URBAN FLOOD WARNING EFFECTIVE UNTIL 900 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTHEAST INDIANA
...DEARBORN
AT 645 PM EDT THE WARN NET AND CO-OPERATIVE OBSERVERS REPORTED LAUFREY
CREEK IN SOUTHERN DEARBORN COUNTY OF SOUTHEAST INDIANA NEAR BANKFULL.
AT 645 PM EDT RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAIN
MOVING INTO WESTERN DEARBORN COUNTY. SMALL CREEKS WILL LIKELY RISE
ABOVE BANKFULL AND CAUSE FLOODING.
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. n TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.
JNWhat 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, May 15, 1:43 PM EDT, 5 hours 9 minutes before
OHZ008-KYZ005-INZ013-151830 SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE CINCINNATI OH 143 PM EDT TUE MAY 15 1990 THUNDERSTORMS WITH HEAVY RAIN...SMALL HAIL AND FREQUENT LIGHTNING WERE IN CLINTON AND WARREN COUNTIES OF SOUTHWEST OHIO AT 130 PM. AT 130 THIS AFTERNOON WEATHER SERVICE RADAR INDICATED SHOWERS AND THUNDERSTORMS EXTENDING FROM LOUISVILLE THROUGH CINCINNATI TO COLUMBUS OHIO. THUNDERSTORMS WITH VERY HEAVY RAIN AND POSSIBLE PEA SIZE HAIL WERE IN SOUTHERN CLINTON AND WARREN COUNTIES AND NORTHERN CLERMONT COUNTY OF SOUTHWEST OHIO. AT 107 PM HAMILTON COUNTY POLICE REPORTED PEA SIZE HAIL AND VERY HEAVY RAIN AT FORREST PARK. A CO-OERATIVE OBSERVER AT EVENDALE REPORTED SIX- TENTHS OF AN INCH OF RAIN IN A HALF AN HOUR. IF YOU LIVE IN SOUTHWEST OHIO AND NORTHERN KENTUCKY BE PREPARED FOR VERY HEAVY RAIN AND NEAR ZERO VISIBILITIES...ESPECIALLY WHILE DRIVING. ALSO SMALL HAIL IS POSSIBLE. JN
Special weather statement, May 15, 2:45 PM EDT, 4 hours 7 minutes before
OHZ008-152000- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE CINCINNATI OH 245 PM EDT TUE MAY 15 1990 THUNDERSTORMS WITH HEAVY RAIN...SMALL HAIL AND FREQUENT LIGHTNING CONTINUED TO MOVE THROUGH SOUTHWEST OHIO. AT 233 THIS AFTERNOON WEATHER SERVICE RADAR INDICATED SHOWERS AND THUNDERSTORMS THAT COVERED SOUTHERN AND WESTERN OHIO...AND MOST OF EASTERN INDIANA. THUNDERSTORMS WITH VERY HEAVY RAIN...PEA SIZE HAIL AND FREQUENT LIGHTNING WERE LOCATED OVER CLERMONT...HIGHLAND AND BROWN COUNTIES OF SOUTHWEST OHIO. A RATHER LARGE AREA OF RAIN WILL AGAIN MOVE ACROSS SOUTHWEST OHIO AND THE EXTREME TIP OF NORTHERN KENTUCKY BEFORE 4 O'CLOCK THIS AFTERNOON. ANY MORE RAINFALL RECEIVED FROM THIS RATHER LARGE RAIN AREA WILL ONLY ADD TO THE HEAVY AMOUNTS THAT HAVE ALREADY FALLEN THUS FAR. MANY STREETS AND ROADS...ESPECIALLY IN CINCINNATI HAVE REPORTS OF EIGHT TO TEN INCHES OF STANDING WATER ALREADY. CONTINUED STREET FLOODING OR PONDING OF WATER IS LIKELY...DO NOT ATTEMPT TO CROSS FLOODED ROADWAYS IN A VEHICLE. JMM
Special weather statement, May 15, 4:44 PM EDT, 2 hours 8 minutes before
KYZ005-152200- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE CINCINNATI OH 445 PM EDT TUE MAY 15 1990 THUNDERSTORMS WITH VERY HEAVY RAINFALL WERE MOVING ACROSS NORTHERN KENTUCKY THIS AFTERNOON AT 430 PM. THUNDERSTORMS EXTENDED FROM ERLANGER IN KENTON COUNTY OF NORTHERN KENTUCKY SOUTH TO FRANKFORT. THESE THUNDERSTORMS WERE PRODUCING VERY HEAVY RAINFALL AND POSSIBLE SMALL HAIL. THIS LINE WAS MOVING EAST AROUND 30 MPH. THUNDERSTORMS WILL CONTINUE TO MOVE EAST ACROSS NORTHERN KENTUCKY PLACING THEM INTO CAMPBELL...PENDLETON AND BRACKEN COUNTIES BEFORE 530 PM THIS AFTERNOON. MEDLIN
Special weather statement, May 15, 5:48 PM EDT, 1 hour 4 minutes before
KYZ005-OHZ008-152245 SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE CINCINNATI OH 547 PM EDT TUE MAY 15 1990 THUNDERSTORMS WITH VERY HEAVY RAINFALL WERE MOVING ACROSS NORTHERN KENTUCKY AND SOUTHWEST OHIO AT 535 PM. THUNDERSTORMS EXTENDED FROM XENIA OHIO TO CYNTHIANA KENTUCKY TO GREENSBURG KENTUCKY. THUNDERSTORMS WITH VERY HEAVY RAIN EXTENDED FROM BETHEL OHIO TO NEAR MT. OLIVET KENTUCKY. THE THUNDERSTORMS WERE MOVING NORT(HEAST AT 30 MILES AN HOUR AND WILL ENTER HIGHLAND AND BROWN COUNTIES OF SOUTHWEST OHIO AND MASON COUNTY IN NORTHEAST KENTUCKY. THESE THUNDERSTORMS WILL CAUSE PONDING OF WATER ON STREETS AND LOW LYING AREAS. JN
Special weather statement, May 15, 6:16 PM EDT, 36 minutes before
INZ013-152330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CINCINNATI OH 615 PM EDT TUE MAY 15 1990 THUNDERSTORMS WITH VERY HEAVY RAIN...SMALL HAIL AND BRIEF GUSTY WINDS WERE HEADED FOR SOUTHEAST INDIANA. WEATHER SERVICE RADAR IN CINCINNATI INDICATED A SMALL AREA OF THUNDERSTORMS OVER SOUTH CENTRAL INDIANA...FROM 40 MILES NORTHWEST OF LOUISVILLE EASTWARD TO NORTH VERNON IN JENNINGS COUNTY. THESE THUNDERSTORMS WERE MOVING EAST AROUND 30 MILES AN HOUR. THIS CURRENT RATE OF MOVEMENT WILL PLACE THE STORMS OVER RIPLEY COUNTY BY 645 PM EDT. THE STORMS WILL THEN MOST LIKELY CONTINUE TO MOVE EAST PASSING THROUGH SOUTHERN DEARBORN...SWITZERLAND AND OHIO COUNTIES BEFORE 8 O'CLOCK THIS EFVENING. MEDLIN
Special weather statement, May 15, 6:50 PM EDT, 2 minutes before
INZ013-152330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CINCINNATI OH 652 PM EDT TUE MAY 15 1990 AT 630 PM NATIONAL WEATHER SERVICE RADAR SHOWED A AREA OF SHOWERS AND THUNDERSTORMS IN SOUTHEAST INDIANA...SOUTHWEST OHIO AND NORTH CENTRAL KENTUCKY. THE MOST INTENSE THUNDERSTORM WAS OVER NORTH CENTRAL KENTUCKY 50 MILES SOUTHEAST OF LOUISVILLE. THIS STORM HAS PRODUCED HAIL AND EXTREMELY HEAVY RAIN. ANOTHER AREA OF SHOWERS AND THUNDERSTORMlS EXTENDED FROM 75 MILES WEST OF CINCINNATI EAST TO WAVERLY OHIO WHICH IS 75 MILES EAST OF CINCINNATI. MOVEMENT OF THE SHOWERS AND THUNDERSTORMS WAS TO THE EAST AT 25 MILES AN HOUR. KEENEY
Nearby
Flash Flood Warnings in Indiana, 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.