Alert archive / Ohio / Flash Flood Warnings in 2012
Flash Flood Warning 19, NWS Wilmington, OH
NWS Wilmington, OH issued this flash flood warning at Jun 17, 2012, 11:22 PM EDT for Clark County, Miami County, Ohio. It was in force for 91 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 17, 2012, 11:22 PM EDT (03:22 UTC)
- Expired
- Jun 18, 2012, 12:53 AM EDT
- In force
- 91 min
- Issued by
- NWS Wilmington, OH
- Area
- Storm-based polygon
- Flood severity
- None
Counties Clark County, OH, Miami County, OH
The radar
The Cincinnati radar (KILN), 60 km from the middle of the area, began a volume at 03:23 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, 3.4 hours before the alert went out and 59 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
- 929 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 953 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 89 m²/s²
- 0-3 km storm-relative helicity
- 124 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
372 WGUS51 KILN 180322 FFWILN OHC023-109-180615- /O.NEW.KILN.FF.W.0019.120618T0322Z-120618T0615Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE WILMINGTON OH 1122 PM EDT SUN JUN 17 2012 THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A * FLASH FLOOD WARNING FOR... WESTERN CLARK COUNTY IN WEST CENTRAL OHIO... SOUTHEASTERN MIAMI COUNTY IN WEST CENTRAL OHIO... * UNTIL 215 AM EDT. * AT 1115 PM EDT...RADAR INDICATED THAT THUNDERSTORMS HAD PRODUCED HEAVY RAINFALL ACROSS THE WARNED AREA. RADAR ESTIMATED OVER 4 INCHES RAINFALL HAS OCCURRED OVER THE PAST SEVERAL HOURS. THE PUBLIC ALSO REPORTED 3.8 INCHES OF MEASURED RAINFALL HAD OCCURRED 4 MILES WEST OF SPRINGFIELD IN THE WARNED AREA. * HEAVY RAIN CONTINUES TO FALL ACROSS THE WARNED AREA WITH ANOTHER ONE TO TWO INCHES POSSIBLE THROUGH 215 AM EDT. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...NEW CARLISLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... ACT QUICKLY TO PROTECT YOUR LIFE IF YOU ARE IN A LOW LYING AREA... ALONG A CREEK...STREAM OR IN AN AREA EXPERIENCING FLOODING. MOVE TO HIGHER GROUND IMMEDIATELY. NEVER DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. ONLY A FEW INCHES OF RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE. FIND AN ALTERNATE ROUTE OR WAIT UNTIL THE WATER RECEDES. && LAT...LON 3996 8380 3985 8383 3995 8416 4004 8410 $$ ASL
1 follow-up statement
260 WGUS71 KILN 180453 FFSILN FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 1253 AM EDT MON JUN 18 2012 OHC023-109-180502- /O.CAN.KILN.FF.W.0019.000000T0000Z-120618T0615Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CLARK OH-MIAMI OH- 1253 AM EDT MON JUN 18 2012 ...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR SOUTHEASTERN MIAMI AND WESTERN CLARK COUNTIES HAS BEEN CANCELLED... THUNDERSTORMS HAVE WEAKENED AND RAIN IS COMING TO AN END...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED...PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY. LAT...LON 3996 8380 3985 8383 3995 8416 4004 8410 $$ ASL
The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 8:08 PM EDT | Areal Flood Advisory | ILN | Clark | 3 hr |
| Jun 17, 8:33 PM EDT | Flash Flood Warning | ILN | Clark | 3 hr |
| Jun 17, 8:51 PM EDT | Special Weather Statement | ILN | Montgomery | 24 min |
| Jun 17, 9:08 PM EDT | Areal Flood Advisory | ILN | Clark, Madison | 3 hr |
| Jun 17, 10:48 PM EDT | Areal Flood Advisory | ILN | Clark, Darke, Miami | 3 hr |
Nearby
Flash Flood Warnings in Ohio, 2012Every flash flood warning in 2012
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.