Alert archive / Ohio / Flash Flood Warnings in 1989
Flash Flood Warning 9, NWS Wilmington, OH
NWS Wilmington, OH issued this flash flood warning at Jul 12, 1989, 7:54 PM EDT for Clermont County, Hamilton County, Ohio. It was in force for 66 min.
The area
The counties it named.
The facts
- Issued
- Jul 12, 1989, 7:54 PM EDT (23:54 UTC)
- Expired
- Jul 12, 1989, 9:00 PM EDT
- In force
- 66 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
Counties Clermont County, OH, Hamilton 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
Dayton/James M C, OH (KDAY), launched 12:00Z, 11.9 hours before the alert went out and 87 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 685 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 42 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 122354
FFWCVG
OHC025-061-130100-
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CINCINNATI OH
754 PM EDT WED JUL 12 1989
THE NATIONAL WEATHER SERVICE IN CINCINNATI HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 900 PM EDT
AND A FLASH FLOOD WARNING EFFECTIVE UNTIL 900 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN SOUTHWEST OHIO
...CLERMONT...HAMILTON
AT 745 PM EDT...RADAR INDICATED POSSIBLE SEVERE THUNDERSTORMS OVER
HAMILTON AND CLERMONT COUNTIES IN SOUTHWEST OHIO. THESE THUNDERSTORMS
ARE CAPABLE OF PRODUCING STRONG WINDS AND VERY HEAVY RAIN.
THESE THUNDERSTORMS ARE MOVING SLOWLY TO THE SOUTHEAST.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
GOLDENWhat 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 12, 5:35 PM EDT, 2 hours 19 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DAYTON OH 533 PM EDT WED JUL 12 1989 A THUNDERSTORM WITH VERY HEAVY RAIN...GUSTY SURFACE WINDS AND POSSIBLE SMALL HAIL WAS MOVING INTO PART OF WESTERN OHIO AT 530 PM EDT. NATIONAL WEATHER SERVICE RADAR SHOWED A THUNDERSTORM OVER WAYNE COUNTY INDIANA JUST TO EAST OF PREBLE AND DARKE COUNTIES. THIS STORM IS MOVING EAST AT 20 MPH AND WILL MOVE INTO SOUTHWEST DARKE AND NORTHWEST PREBLE COUNTIES BY 6 PM EDT. THIS STORM MAY PRODUCE BRIEF VERY HEAVY RAIN... STRONG WINDS AND POSSIBLE SMALL HAIL. PEOPLE LIVING IN THE PATH OF THIS STORM SHOULD BE READY TO SEEK SHELTER IF THREATENING WEATHER APPROACHES. TORRENCE
Special weather statement, Jul 12, 6:14 PM EDT, 1 hour 40 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CINCINNATI OH 615 PM EDT WED JUL 12 1989 AT 610 PM EDT...THUNDERSTORMS WERE MOVING THROUGH PREBLE COUNTY IN OHIO. THESE THUNDERSTORMS WERE DRIFTING SLOWLY TO THE SOUTHEAST... AND ARE EXPECTED TO MOVE INTO THE NORTHEAST QUADRANT OF BUTLER COUNTY BY 700 PM EDT. BRIEF HEAVY RAINS...SMALL HAIL...GUSTY WINDS AND DANGEROUS LIGHTNING ARE POSSIBLE WITH THESE STORMS. IF THIS STORM MOVES INTO YOUR AREA...TAKE SHELTER INDOORS. IF CAUGHT OUT IN THE OPEN...TAKE SHELTER IN YOUR CAR OR IN A BUILDING. STAY TUNED TO YOUR FAVORITE RADIO STATION OR TO NOAA WEATHER RADIO AND LISTEN FOR POSSIBLE SEVERE WEATHER WARNINGS. GOLDEN
Special weather statement, Jul 12, 7:13 PM EDT, 41 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CINCINNATI OH 715 PM EDT WED JUL 12 1989 AT 710 PM EDT...THUNDERSTORMS WERE MOVING ACROSS DEARBORN COUNTY INDIANA AND BUTLER COUNTY OHIO. THESE THUNDERSTORMS WERE ABOUT TO MOVE INTO HAMILTON COUNTY OHIO. BRIEF HEAVY RAINS...SMALL HAIL...GUSTY WINDS AND DANGEROUS LIGHTNING ARE POSSIBLE WITH THESE STORMS. IF THESE STORMS MOVE INTO YOUR AREA...TAKE SHELTER INDOORS. IF CAUGHT OUT IN THE OPEN...TAKE SHELTER IN YOUR CAR OR IN A BUILDING. STAY TUNED TO YOUR FAVORITE RADIO STATION OR TO NOAA WEATHER RADIO AND LISTEN FOR POSSIBLE SEVERE WEATHER WARNINGS. GOLDEN
Special weather statement, Jul 12, 7:26 PM EDT, 28 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE COLUMBUS OH 725 PM EDT WED JUL 12 1989 ...STRONG THUNDERSTORMS WERE MOVING INTO SOUTH CENTRAL OHIO... AT 720 PM WEATHER SERVICE RADAR SHOWED A LINE OF THUNDERSTORMS CONTAINING VERY HEAVY RAIN FROM MC CONNELSVILLE TO LOGAN TO KINGSTON. THE HEAVIEST THUNDERSTORMS WERE LOCATED OVER WESTERN HOCKING COUNTY AROUND LAURELVILLE AND NORTHERN ROSS COUNTY OVER KINGSTON. THESE THUNDERSTORMS WERE MOVING SOUTHEAST AT 20 MPH. THESE THUNDERSTORMS MAY CONTAIN BRIEF HEAVY DOWNPOURS... DANGEROUS LIGHTNING... AND SMALL HAIL. PEOPLE IN SOUTH CENTRAL OHIO SHOULD KEEP ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS THIS EVENING AND BE PREPARED TO TAKE COVER QUICKLY. HOLMES
Special weather statement, Jul 12, 7:28 PM EDT, 26 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CINCINNATI OH 730 PM EDT WED JUL 12 1989 AT 715 PM EDT...THUNDERSTORMS WERE MOVING ACROSS WARREN AND CLINTON COUNTIES IN OHIO. THESE THUNDERSTORMS WERE MOVING INTO NORTHERN HIGHLAND COUNTY IN OHIO. BRIEF HEAVY RAINS...SMALL HAIL...GUSTY WINDS AND DANGEROUS LIGHTNING ARE POSSIBLE WITH THESE STORMS. SOME FLOODING OF STREETS AND UNDER/ PASSES MAY OCCUR DUE TO HEAVY RAINS. IF THESE STORMS MOVE INTO YOUR AREA...TAKE SHELTER INDOORS. DO NOT TRY TO DRIVE ON ROADS THAT ARE UNDER WATER. STAY TUNED TO NOAA WEATHER RADIO OR TO YOUR FAVORITE RADIO STATION AND LISTEN FOR POSSIBLE SEVERE WEATHER WARNINGS. GOLDEN
The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 12, 7:54 PM EDT | Severe Thunderstorm Warning | ILN | Clermont, Hamilton | 66 min |
Nearby
Flash Flood Warnings in Ohio, 1989Every flash flood warning in 1989
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.