Alert archive / Ohio / Flash Flood Warnings in 2021
Flash Flood Warning 30, NWS Wilmington, OH
NWS Wilmington, OH issued this flash flood warning at Aug 26, 2021, 6:52 PM EDT for Adams County, Ohio. It was in force for 98 min. 2 reports 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
- Aug 26, 2021, 6:52 PM EDT (22:52 UTC)
- Expired
- Aug 26, 2021, 8:30 PM EDT
- In force
- 98 min
- Issued by
- NWS Wilmington, OH
- Area
- Storm-based polygon
- Flood severity
- None
County Adams County, OH
The radar
The Cincinnati radar (KILN), 65 km from the middle of the area, began a volume at 22:53 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 |
|---|---|---|---|
| Aug 26, 7:31 PM EDT | FLASH FLOOD | West Union, OH | HIGH WATER REPORTED ON SEVERAL ROADS. DEPTH UNKNOWN. |
| Aug 26, 7:39 PM EDT | HEAVY RAIN 2.54 | Se West Union, OH | STORM TOTAL FOR THE DAY THUS FAR. TAKEN FROM A PERSONAL WEATHER STATION. |
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 12:00Z, 10.9 hours before the alert went out and 65 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
- 1291 J/kg
- Mixed-layer CIN
- -31 J/kg
- Mixed-layer LCL
- 807 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- -4 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
563
WGUS51 KILN 262252
FFWILN
OHC001-270030-
/O.NEW.KILN.FF.W.0030.210826T2252Z-210827T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Wilmington OH
652 PM EDT Thu Aug 26 2021
The National Weather Service in Wilmington has issued a
* Flash Flood Warning for...
Adams County in southwestern Ohio...
* Until 830 PM EDT.
* At 652 PM EDT, radar indicated thunderstorms producing heavy rain
across the warned area. Between 2 and 2.5 inches of rain have
fallen. Additional rainfall amounts of 1 to 1.5 inches are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, streets
and underpasses as well as other poor drainage and
low-lying areas.
* Some locations that may experience flash flooding include...
West Union, Manchester, Peebles, Winchester, Seaman, Emerald,
Cherry Fork, Dunkinsville, State Route 348 at State Route 125,
Cedar Mills, Bentonville, May Hill, Serpent Mound, Locust Grove
and Bradysville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to higher ground now. Act quickly to protect your life.
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 3902 8367 3902 8361 3906 8339 3905 8336
3899 8336 3867 8342 3868 8347 3871 8351
3867 8370
FLASH FLOOD...RADAR INDICATED
$$
JDR1 follow-up statement
784
WGUS71 KILN 270023
FFSILN
Flash Flood Statement
National Weather Service Wilmington OH
823 PM EDT Thu Aug 26 2021
OHC001-270033-
/O.EXP.KILN.FF.W.0030.000000T0000Z-210827T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Adams OH-
823 PM EDT Thu Aug 26 2021
...FLASH FLOOD WARNING WILL EXPIRE AT 830 PM EDT THIS EVENING FOR
ADAMS COUNTY...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
LAT...LON 3902 8367 3902 8361 3906 8339 3905 8336
3899 8336 3867 8342 3868 8347 3871 8351
3867 8370
$$
HickmanThe office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 26, 9:36 AM EDT | Heat Advisory | ILN | Butler, Clermont, Hamilton, Warren | 9 hr |
| Aug 26, 2:26 PM EDT | Special Weather Statement | ILN | Greene | 34 min |
| Aug 26, 2:30 PM EDT | Special Weather Statement | ILN | Clark | 30 min |
| Aug 26, 2:39 PM EDT | Areal Flood Advisory | ILN | Greene, Montgomery | 20 min |
| Aug 26, 2:41 PM EDT | Special Weather Statement | ILN | Montgomery | 34 min |
| Aug 26, 2:51 PM EDT | Special Weather Statement | ILN | Clark | 24 min |
| Aug 26, 2:59 PM EDT | Flash Flood Warning | ILN | Greene, Montgomery | 2 hr |
| Aug 26, 2:59 PM EDT | Special Weather Statement | ILN | Montgomery | 31 min |
| Aug 26, 3:10 PM EDT | Severe Thunderstorm Warning | ILN | Montgomery | 17 min |
| Aug 26, 3:13 PM EDT | Areal Flood Advisory | ILN | Butler | 18 min |
| Aug 26, 3:15 PM EDT | Special Weather Statement | ILN | Butler | 30 min |
| Aug 26, 3:23 PM EDT | Special Weather Statement | ILN | Miami | 37 min |
| Aug 26, 3:23 PM EDT | Special Weather Statement | ILN | Butler | 37 min |
| Aug 26, 3:31 PM EDT | Flash Flood Warning | ILN | Butler | 65 min |
| Aug 26, 3:33 PM EDT | Special Weather Statement | ILN | Preble | 27 min |
| Aug 26, 3:36 PM EDT | Areal Flood Advisory | ILN | Clark | 62 min |
| Aug 26, 3:39 PM EDT | Areal Flood Advisory | ILN | Butler, Preble | 2 hr |
| Aug 26, 3:50 PM EDT | Special Weather Statement | ILN | Miami | 25 min |
| Aug 26, 4:11 PM EDT | Special Weather Statement | ILN | Madison | 34 min |
| Aug 26, 4:17 PM EDT | Special Weather Statement | ILN | Preble | 28 min |
| Aug 26, 4:23 PM EDT | Special Weather Statement | ILN | Miami | 37 min |
| Aug 26, 4:27 PM EDT | Areal Flood Advisory | ILN | Darke, Miami, Montgomery, Preble | 51 min |
| Aug 26, 4:32 PM EDT | Special Weather Statement | ILN | Warren | 28 min |
| Aug 26, 4:34 PM EDT | Special Weather Statement | ILN | Union | 26 min |
| Aug 26, 4:41 PM EDT | Special Weather Statement | ILN | Darke | 34 min |
| Aug 26, 4:51 PM EDT | Areal Flood Advisory | ILN | Warren | 75 min |
| Aug 26, 4:54 PM EDT | Special Weather Statement | ILN | Champaign | 36 min |
| Aug 26, 5:21 PM EDT | Special Weather Statement | ILN | Mercer | 24 min |
| Aug 26, 5:50 PM EDT | Special Weather Statement | ILN | Highland | 25 min |
| Aug 26, 5:54 PM EDT | Areal Flood Advisory | ILN | Clermont | 40 min |
| Aug 26, 5:54 PM EDT | Special Weather Statement | ILN | Ross | 36 min |
| Aug 26, 6:00 PM EDT | Special Weather Statement | ILN | Adams, Brown | 30 min |
| Aug 26, 6:31 PM EDT | Areal Flood Advisory | ILN | Adams | 21 min |
| Aug 26, 6:31 PM EDT | Special Weather Statement | ILN | Adams | 29 min |
Nearby
Flash 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.