Alert archive / Kentucky / Flash Flood Warnings in 2021
Flash Flood Warning 17, NWS Wilmington, OH
NWS Wilmington, OH issued this flash flood warning at Jun 30, 2021, 10:39 PM EDT for Campbell County, Kenton County, Kentucky; Hamilton County, Ohio. It was in force for 3 hr. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 30, 2021, 10:39 PM EDT (02:39 UTC)
- Expired
- Jul 1, 2021, 1:10 AM EDT
- In force
- 3 hr
- Issued by
- NWS Wilmington, OH
- Area
- Storm-based polygon
- Flood severity
- None
Counties Campbell County, KY, Kenton County, KY, Hamilton County, OH
The radar
The Cincinnati radar (KILN), 62 km from the middle of the area, began a volume at 02:38 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 30, 11:05 PM EDT | FLASH FLOOD | 6 Nnw Covington, OH | SEVERAL VEHICLES TRAPPED AND STRANDED DUE TO HIGH WATER ALONG I-75 NEAR MILE MARKER 5. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 00:00Z, 2.7 hours before the alert went out and 64 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
- 1557 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 768 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 53 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
794
WGUS51 KILN 010239
FFWILN
KYC037-117-OHC061-010545-
/O.NEW.KILN.FF.W.0017.210701T0239Z-210701T0545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Wilmington OH
1039 PM EDT Wed Jun 30 2021
The National Weather Service in Wilmington has issued a
* Flash Flood Warning for...
Campbell County in northern Kentucky...
Kenton County in northern Kentucky...
Southeastern Hamilton County in southwestern Ohio...
* Until 145 AM EDT.
* At 1039 PM EDT, radar indicated thunderstorms producing heavy rain
across the warned area. Between 2 and 3 inches of rain have
fallen. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
* Some locations that may experience flash flooding include...
Cincinnati, Covington, Independence, Norwood, Anderson Township,
Erlanger, Fort Thomas, Newport, Reading, Madeira, Indian Hills,
Edgewood, Alexandria, Elsmere, Fort Mitchell, Villa Hills,
Highland Heights, Taylor Mill, Bellevue, Deer Park and Fort Wright.
Additional rainfall amounts of 1 to 2 inches are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
To report flash flooding, go to our website at weather.gov/iln and
submit your report via social media, when you can do so safely.
&&
LAT...LON 3920 8458 3922 8432 3921 8431 3921 8428
3920 8428 3917 8430 3902 8432 3900 8430
3895 8429 3892 8432 3888 8444 3888 8460
3907 8462
FLASH FLOOD...RADAR INDICATED
$$
Hatzos2 follow-up statements
790
WGUS71 KILN 010401
FFSILN
Flash Flood Statement
National Weather Service Wilmington OH
1201 AM EDT Thu Jul 1 2021
KYC037-117-OHC061-010545-
/O.CON.KILN.FF.W.0017.000000T0000Z-210701T0545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Campbell KY-Kenton KY-Hamilton OH-
1201 AM EDT Thu Jul 1 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 145 AM EDT THURSDAY
FOR CAMPBELL, KENTON AND SOUTHEASTERN HAMILTON COUNTIES...
At 1201 AM EDT, radar indicated that thunderstorms had produced 2 to
4 inches of rain across the warned area. While heavy rain has now
ended, flash flooding is continuing, with significant impacts to
area roads and highways.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
Some locations that may experience flash flooding include...
Cincinnati, Norwood, Elmwood Place, Golf Manor, Madeira, Indian
Hills, Mariemont, Terrace Park, Anderson Township, Newport, Fort
Thomas, Southgate, Covington, Fort Mitchell, Erlanger, Highland
Heights, Alexandria, Visalia and Claryville.
This includes the following highways...
I-75 in Ohio between mile markers 0 and 10.
I-74 in Ohio between mile markers 16 and 19.
I-75 in Kentucky between mile markers 184 and 191.
I-71 in Ohio between mile markers 0 and 13.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
To report flash flooding, go to our website at weather.gov/iln and
submit your report via social media, when you can do so safely.
&&
LAT...LON 3920 8458 3922 8432 3921 8431 3921 8428
3920 8428 3917 8430 3902 8432 3900 8430
3895 8429 3892 8432 3888 8444 3888 8460
3907 8462
FLASH FLOOD...RADAR INDICATED
$$
Hatzos562
WGUS71 KILN 010510
FFSILN
Flash Flood Statement
National Weather Service Wilmington OH
110 AM EDT Thu Jul 1 2021
KYC037-117-OHC061-010520-
/O.CAN.KILN.FF.W.0017.000000T0000Z-210701T0545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Campbell KY-Kenton KY-Hamilton OH-
110 AM EDT Thu Jul 1 2021
...FLASH FLOOD WARNING IS CANCELLED FOR CAMPBELL, KENTON AND
SOUTHEASTERN HAMILTON COUNTIES...
The heavy rain and flash flooding has ended across the area, but
flooding effects will continue for some time. Therefore the flash
flood warning has been replaced by a flood advisory. Please refer to
that bulletin for more information.
A Flash Flood Watch remains in effect until 800 PM EDT Thursday for
portions of Indiana...Kentucky and Ohio.
LAT...LON 3920 8458 3922 8432 3921 8431 3921 8428
3920 8428 3917 8430 3902 8432 3900 8430
3895 8429 3892 8432 3888 8444 3888 8460
3907 8462
$$
FranksThe office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 12:28 AM EDT | Areal Flood Advisory | ILN | Bracken, Mason, Robertson | 6 hr |
| Jul 1, 1:02 AM EDT | Flash Flood Watch | ILN | Boone, Bracken, Campbell, Carroll, Gallatin, Grant and 6 more | 19 hr |
| Jul 1, 1:06 AM EDT | Areal Flood Advisory | ILN | Campbell, Kenton | 7 hr |
| Jul 1, 3:19 AM EDT | Areal Flood Advisory | ILN | Boone, Campbell, Gallatin, Grant, Kenton | 3 hr |
| Jul 1, 3:27 AM EDT | Flash Flood Warning | ILN | Bracken, Pendleton | 3 hr |
| Jul 1, 3:56 AM EDT | Areal Flood Advisory | ILN | Bracken, Mason, Pendleton | 4 hr |
| Jul 1, 4:16 AM EDT | Areal Flood Advisory | ILN | Lewis | 4 hr |
| Jul 1, 6:20 AM EDT | Areal Flood Advisory | ILN | Boone, Bracken, Campbell, Kenton, Mason, Pendleton | 115 min |
| Jun 30, 8:26 PM EDT | Flash Flood Warning | ILN | Hamilton | 3 hr |
| Jun 30, 8:31 PM EDT | Special Weather Statement | ILN | Scioto | 29 min |
| Jun 30, 9:30 PM EDT | Areal Flood Advisory | ILN | Butler | 104 min |
| Jun 30, 10:13 PM EDT | River Flood Warning | ILN | Hamilton | 4 hr |
| Jun 30, 10:17 PM EDT | Areal Flood Advisory | ILN | Hamilton | 10 hr |
| Jun 30, 10:42 PM EDT | Areal Flood Advisory | ILN | Clermont | 2 hr |
| Jun 30, 11:23 PM EDT | Areal Flood Advisory | ILN | Hamilton | 9 hr |
| Jul 1, 3:08 AM EDT | Areal Flood Advisory | ILN | Delaware, Franklin, Licking | 5 hr |
| Jul 1, 3:23 AM EDT | Special Weather Statement | ILN | Franklin | 37 min |
| Jul 1, 3:42 AM EDT | Flash Flood Warning | ILN | Delaware | 2 hr |
| Jul 1, 5:16 AM EDT | Areal Flood Advisory | ILN | Darke, Preble | 3 hr |
Nearby
Flash Flood Warnings in Kentucky, 2021Flash Flood Warnings in Ohio, 2021Every flash flood warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.