Alert archive / Ohio / Flash Flood Warnings in 2002
Flash Flood Warning 35, NWS Wilmington, OH
NWS Wilmington, OH issued this flash flood warning at Jul 27, 2002, 7:53 AM EDT for Clinton County, Warren County, Ohio. It was in force for 97 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 27, 2002, 7:53 AM EDT (11:53 UTC)
- Expired
- Jul 27, 2002, 9:30 AM EDT
- In force
- 97 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
Counties Clinton County, OH, Warren County, OH
The radar
The Cincinnati radar (KILN), 14 km from the middle of the area, began a volume at 11:54 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 00:00Z, 11.9 hours before the alert went out and 16 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
- 1482 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 1112 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 75 m²/s²
- 0-3 km storm-relative helicity
- 119 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 4.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS51 KILN 271153 FFWILN OHC027-165-271430- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE WILMINGTON OH 749 AM EDT SAT JUL 27 2002 THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A * FLASH FLOOD WARNING FOR... WARREN COUNTY IN OHIO... CLINTON COUNTY IN OHIO... * UNTIL 930 AM EDT... * DOPPLER RADAR INDICATED PERSISTENT THUNDERSTORMS WITH VERY HEAVY RAIN OVER NORTHERN WARREN AND CLINTON COUNTIES. SPOTTERS HAVE REPORTED UP TO FOUR INCHES OF RAIN ALREADY...WITH ANOTHER ONE TO TWO INCHES OF RAIN ON THE WAY. THIS WILL CAUSE SMALL STREAMS TO RISE OUT OF THEIR BANKS. * SOME LOCATIONS IN THE WARNING AREA INCLUDE... LEBANON... SABINA... SPRINGBORO... WAYNESVILLE... WILMINGTON... CUBA... DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND.
1 follow-up statement
000 WGUS71 KILN 271335 FFSILN OHC027-165-271350- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 935 AM EDT SAT JUL 27 2002 ...FLASH FLOOD WARNING FOR WARREN AND CLINTON COUNTIES HAS EXPIRED... NATIONAL WEATHER SERVICE RADAR INDICATED DIMINISHING RAIN ACROSS THE AREA...AND THUS THE FLOOD THREAT HAS DIMINISHED. 4 TO AS MUCH AS 6 INCHES OF RAIN HAD FALLEN ACROSS MOST OF WARREN AND CLINTON COUNTIES IN THE PAST 6 HOURS. ALTHOUGH THE WARNING HAS EXPIRED...CREEKS AND STREAMS ARE LIKELY TO BE FLOWING AT HIGH LEVELS. IN ADDITION... STANDING WATER ON AREA ROADS IS LIKELY TO CONTINUE FOR A COUPLE MORE HOURS. REMEMBER...DO NOT DRIVE ACROSS FLOODED ROADWAYS. KEEP CHILDREN AWAY FROM CREEKS...STREAMS AND DRAINAGE DITCHES. HICKMAN
The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 4:04 AM EDT | Severe Thunderstorm Warning | ILN | Warren | 41 min |
| Jul 27, 4:32 AM EDT | Severe Thunderstorm Warning | ILN | Clinton | 43 min |
| Jul 27, 1:43 PM EDT | Tornado Warning | ILN | Brown | 32 min |
Nearby
Flash Flood Warnings in Ohio, 2002Every flash flood warning in 2002
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; radar from the NEXRAD Level II archive.