Alert archive / Ohio / Flash Flood Warnings in 1992
Flash Flood Warning 33, NWS Wilmington, OH
NWS Wilmington, OH issued this flash flood warning at Aug 10, 1992, 8:14 AM EDT for Clermont County, Clinton County, Warren County, Ohio. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Aug 10, 1992, 8:14 AM EDT (12:14 UTC)
- Expired
- Aug 10, 1992, 10:15 AM EDT
- In force
- 2 hr
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
Counties Clermont County, OH, Clinton County, OH, Warren County, OH
The nearest sounding before it
Dayton/James M C, OH (KDAY), launched 12:00Z, 0.2 hours before the alert went out and 68 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
- 3612 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 604 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 19 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KCVG 101225 COR
FFWCVG
OHC025-027-165-101415-
BULLETIN
FLOOD WARNING...CORRECTION
NATIONAL WEATHER SERVICE CINCINNATI OH
823 AM EDT MON AUG 10 1992
THE NATIONAL WEATHER SERVICE IN CINCINNATI HAS ISSUED A FLOOD
WARNING FOR SMALL STREMS AND URBAN AREAS EFFECTIVE UNTIL 1015 AM EDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN SOUTHWEST OHIO
...CLERMONT...CLINTON...WARREN
AT 813 AM EDT WEATHE RADAR SHOWED THUNDERSTORMS WITH VERY HEAVY RAIN
OVER SOUTHERN WARREN AND CLINTON COUNTIES...OR 20 TO 35 MILES
NORTHEAST OF CINCINNATI. THE STORMS WERE MOVING SOUTH AT 20 MILES AN
HOUR AND WILL MOVE INTO NORTHERN CLERMONT COUNTY.
COOPERATIVE OBSERVERS HAVE REPORTED NEARLY TWO AND ONE HALF INCHES OF
RAIN IN LESS THAN AN HOUR IN PARTS OF HAMILTON COUNTY.
MOST DEATHS IN FLOODING 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.
PYTLAK
CORRECTED FOR TYPOS IN 1ST AND LAST PARAGRAPHSWhat 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, Aug 10, 4:57 AM EDT, 3 hours 17 minutes before
INZ013-OHZ008-KYZ005-091100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CINCINNATI OH 456 AM EDT MON AUG 10 1992 WIDELY SCATTERED THUNDERSTORMS PRODUCING VERY HEAVY RAIN WERE OVER PORTIONS OF THE CINCINNATI TRISTATE EARLY THIS MORNING. AT 455 AM EDT...WEATHER SERVICE RADAR WAS SHOWING SMALL BUT POTENT THUNDERSTORMS EXTENDING IN A BAND FROM OXFORD OHIO...28 MILES NORTH OF CINCINNATI...TO JUST SOUTHWEST OF OWENTON KENTUCKY ABOUT 35 MILES SOUTH OF CINCINNATI. THE THUNDERSTORMS WERE MOVING SLOWLY EAST AT ABOUT 10 MILES AN HOUR. BECAUSE OF THE SLOW MOVEMENT...VERY LOCALIZED BUT HEAVY RAIN WILL OCCUR FROM SOME OF THESE STORMS. FREQUENT CLOUD-TO-GROUND LIGHTNING IS ALSO LIKELY. THE THUNDERSTORMS WILL MOVE OUT OF THE TRISTATE BY 800 AM EDT. PYTLAK
Special weather statement, Aug 10, 5:04 AM EDT, 3 hours 10 minutes before
INZ013-OHZ008-KYZ005-101100- SPECIAL WEATHER STATEMENT...CORRECTION NATIONAL WEATHER SERVICE CINCINNATI OH 503 AM EDT MON AUG 10 1992 WIDELY SCATTERED THUNDERSTORMS PRODUCING VERY HEAVY RAIN WERE OVER PORTIONS OF THE CINCINNATI TRISTATE EARLY THIS MORNING. AT 455 AM EDT...WEATHER SERVICE RADAR WAS SHOWING SMALL BUT POTENT THUNDERSTORMS EXTENDING IN A BAND FROM OXFORD OHIO...28 MILES NORTH OF CINCINNATI...TO JUST SOUTHWEST OF OWENTON KENTUCKY ABOUT 35 MILES SOUTH OF CINCINNATI. THE THUNDERSTORMS WERE MOVING SLOWLY EAST AT ABOUT 10 MILES AN HOUR. BECAUSE OF THE SLOW MOVEMENT...VERY LOCALIZED BUT HEAVY RAIN WILL OCCUR FROM SOME OF THESE STORMS. FREQUENT CLOUD-TO-GROUND LIGHTNING IS ALSO LIKELY. THE THUNDERSTORMS WILL MOVE OUT OF THE TRISTATE BY 800 AM EDT. PYTLAK CORRECTED HEADER INFORMATION
Special weather statement, Aug 10, 5:36 AM EDT, 2 hours 38 minutes before
OHZ005-010-101300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DAYTON OH 535 AM EDT MON AUG 10 1992 ...THUNDERSTORMS WITH HEAVY RAIN WERE MOVING ACROSS PARTS OF WESTERN OHIO... AT 530 AM THUNDERSTORMS WITH HEAVY RAIN WERE FROM LIMA AND KENTON OHIO SOUTH THRU WAPAKONETA...GREENVILLE AND INTO NORTHERN PREBLE COUNTY. THE THUNDERSTORM PRODUCING THE HEAVIEST RAIN WAS ALONG THE AUGLAIZE...HARDIN COUNTY LINE MOVING EAST INTO HARDIN AND LOGAN COUNTY. BUT ANY OF THE STORMS ARE CAPABLE OF HEAVY RAIN. THESE THUNDERSTORMS WAS MOVING EAST AT 15 MPH AND CONTAIN DANGEROUS LIGHTNING BRIEF HEAVY DOWNPOURS OF RAIN AND WILL BE OUT OF THE REGION BETWEEN 8 AM AND 9 AM. JDD
Special weather statement, Aug 10, 5:41 AM EDT, 2 hours 33 minutes before
INZ013-OHZ008-KYZ005-101200- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE CINCINNATI OH 540 AM EDT MON AUG 10 1992 WIDELY SCATTERED THUNDERSTORMS PRODUCING VERY HEAVY RAIN WERE OVER PORTIONS OF THE CINCINNATI TRISTATE EARLY THIS MORNING. AT 535 AM EDT...A 40 MILE WIDE BAND OF SCATTERED THUNDERSTORMS...SOME PRODUCING VERY HEAVY RAIN...EXTENCED FROM FINDLAY OHIO TO LEXINGTON KENTUCKY. THE STRONGET THUNDERSTORMS IN THE BAND WERE OVER EASTERN AUGLAIZE AND ALLEN COUNTIES IN OHIO 110 MILES NORTH OF CINCINNATI...JUST NORTH OF THE CITY OF CINCINNATI...AND NEAR WARSAW KENTUCKY 23 MILES SOUTHWEST OF CINCINNATI. THE THUNDERSTORMS WERE DRIFTING EAST AT 15 MILES AN HOUR. BECAUSE OF THE SLOW MOVEMENT OF THESE THUNDERSTORMS...VERY LOCALIZED BUT HEAVY RAIN WILL OCCUR. LIGHTNING DETECTION SYSTEM ALSO DETECTED NUMEROUS CLOUD-TO-GROUND LIGHTNING STRIKES WITH THESE THUNDERSTORMS. IF YOU ARE IN THE PATH OF THESE THUNDERSTORMS THIS MORNING...WATCH OUT FOR PONDING OF WATER IN THOSE TYPICAL POOR DRAINAGE AREAS. THE THUNDERSTORMS ARE EXPECTED TO MOVE OUT OF THE TRISTATE AFTER 800 AM EDT. PYTLAK
Special weather statement, Aug 10, 5:46 AM EDT, 2 hours 28 minutes before
INZ013-OHZ008-KYZ005-101200- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...CORRECTED NATIONAL WEATHER SERVICE CINCINNATI OH 545 AM EDT MON AUG 10 1992 WIDELY SCATTERED THUNDERSTORMS PRODUCING VERY HEAVY RAIN WERE OVER PORTIONS OF THE CINCINNATI TRISTATE EARLY THIS MORNING. AT 535 AM EDT...A 40 MILE WIDE BAND OF SCATTERED THUNDERSTORMS...SOME PRODUCING VERY HEAVY RAIN...EXTENDED FROM FINDLAY OHIO TO LEXINGTON KENTUCKY. THE STRONGEST THUNDERSTORMS IN THE BAND WERE OVER EASTERN AUGLAIZE AND ALLEN COUNTIES IN OHIO 110 MILES NORTH OF CINCINNATI...JUST NORTH OF THE CITY OF CINCINNATI...AND NEAR WARSAW KENTUCKY 23 MILES SOUTHWEST OF CINCINNATI. THE THUNDERSTORMS WERE DRIFTING EAST AT 15 MILES AN HOUR. BECAUSE OF THE SLOW MOVEMENT OF THESE THUNDERSTORMS...VERY LOCALIZED BUT HEAVY RAIN WILL OCCUR. LIGHTNING DETECTION SYSTEM ALSO INDICATED NUMEROUS CLOUD-TO-GROUND LIGHTNING STRIKES WITH THESE THUNDERSTORMS. IF YOU ARE IN THE PAT,H OF THESE THUNDERSTORMS THIS MORNING...WATCH OUT FOR PONDING OF WATER IN THOSE TYPICAL POOR DRAINAGE AREAS. THE THUNDERSTORMS ARE EXPECTED TO MOVE OUT OF THE TRISTATE AFTER 800 AM EDT. PYTLAK CORRECTED FOR TYPOS IN 2ND AND 3RD PARAGRAPHS
Special weather statement, Aug 10, 6:45 AM EDT, 1 hour 29 minutes before
INZ013-OHZ008-KYZ005-101200- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE CINCINNATI OH 645 AM EDT MON AUG 10 1992 THUNDERSTORMS WITH FREQUENT LIGHTNING AND LOCALLY HEAVY DOWNPOURS WERE RUMBLING THROUGH THE CINCINNATI TRISTATE THIS MORNING. RADAR INDICATED A 40 MILE WIDE BAND OF SCATTERED THUNDERSTORMS...SOME PRODUCING VERY HEAVY RAIN...EXTENDING FROM FINDLAY OHIO TO 20 MILES SOUTH OF LEXINGTON KENTUCKY. THE THUNDERSTORMS WERE NOT AFFECTING ALL AREAS OF THE TRISTATE...BUT WHERE THEY WERE OCCURRING...VERY HEAVY RAIN AND NUMEROUS CLOUD-TO- GROUND LIGHTNING STRIKES WERE ACCOMPANYING THEM. RAINFALL BETWEEN ONE HALF INCH AND ONE INCH IS LIKELY FROM SOME OF THESE STORMS IN A SHORT PERIOD OF TIME. THIS WILL LIKELY CAUSE LOTS OF STANDING WATER ON ROADWAYS FOR THE RUSH HOUR COMMUTE. THE NUMEROUS LIGHTNING STRIKES MAY ALSO CAUSE MOMENTARY POWER OUTAGES. THE THUNDERSTORMS WERE MOVING EAST AT 15 MILES AN HOUR. THE STORMS WILL DEPART THE CINCINNATI METRO AREA BY 800 AM EDT...AND WILL EXIT THE REST OF THE TRISTATE AFTER 900 AM. BEHIND THIS THUNDERSTORM BAND...SKIES WILL PARTIALLY CLEAR...AND TEMPERATURES WILL RISE RAPIDLY INTO THE 80S. PYTLAK
The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 10, 7:56 AM EDT | Flash Flood Warning | ILN | Hamilton | 64 min |
| Aug 10, 8:55 AM EDT | Flash Flood Warning | ILN | Hamilton | 65 min |
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.