Alert archive / Indiana / Flash Flood Warnings in 2023

Flash Flood Warning 20, NWS Wilmington, OH

July 28, 2023Preble County, Ohio; 4 counties in Indiana

NWS Wilmington, OH issued this flash flood warning at Jul 28, 2023, 4:29 AM EDT for Preble County, Ohio; 4 counties in Indiana. It was in force for 3 hr. 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 28, 2023, 4:29 AM EDT (08:29 UTC)
Expired: Jul 28, 2023, 7:30 AM EDT
In force: 3 hr
Issued by: NWS Wilmington, OH
Area: Storm-based polygon
Flood severity: None

Counties Fayette County, IN, Franklin County, IN, Union County, IN, Wayne County, IN, Preble County, OH

The radar

The Cincinnati radar (KILN), 101 km from the middle of the area, began a volume at 08:30 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, 8.5 hours before the alert went out and 103 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1557 J/kg
Mixed-layer CIN: -154 J/kg
Mixed-layer LCL: 1075 m above ground
0-6 km bulk shear: 13 kt
0-1 km storm-relative helicity: 22 m²/s²
0-3 km storm-relative helicity: -25 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

What 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.

NWS Wilmington, OH wrote its last area forecast discussion before this flash flood warning went out at Jul 28, 3:37 AM EDT, 52 minutes earlier.

Area forecast discussion, Jul 28, 3:37 AM EDT, 52 minutes before

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Hazardous weather outlook, Jul 27, 4:19 PM EDT, 12 hours 10 minutes before

Hazardous Weather Outlook
National Weather Service Wilmington OH
419 PM EDT Thu Jul 27 2023

OHZ026-034-035-042>046-051>056-282030-
Hardin-Mercer-Auglaize-Darke-Shelby-Logan-Union OH-Delaware-Miami-
Champaign-Clark-Madison-Franklin OH-Licking-
419 PM EDT Thu Jul 27 2023

...HEAT ADVISORY IN EFFECT UNTIL 9 PM EDT FRIDAY...

This Hazardous Weather Outlook is for Central Ohio and West Central
Ohio.

.DAY ONE...Tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Heat Advisory.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Heat Advisory.

Additionally, a few strong to severe storms will be possible Friday
evening into the overnight hours. Damaging wind will be the main
threat along with the potential for heavy rainfall and localized
flooding.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

INZ050-058-059-066-073-075-080-KYZ089-090-094>100-OHZ060-062>065-
072>074-079>082-088-282030-
Wayne-Fayette IN-Union IN-Franklin IN-Ripley-Ohio-Switzerland-
Carroll-Gallatin-Owen-Grant-Pendleton-Bracken-Robertson-Mason-Lewis-
Preble-Greene-Fayette OH-Pickaway-Fairfield-Clinton-Ross-Hocking-
Brown-Highland-Adams-Pike-Scioto-
419 PM EDT Thu Jul 27 2023

...HEAT ADVISORY IN EFFECT UNTIL 9 PM EDT FRIDAY...

This Hazardous Weather Outlook is for East Central Indiana,
Southeast Indiana, Northeast Kentucky, Northern Kentucky, Central
Ohio, South Central Ohio, Southwest Ohio and West Central Ohio.

.DAY ONE...Tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Heat Advisory.

Additionally, a few strong to severe storms will be possible this
afternoon and evening. Damaging wind will be the main threat along
with the potential for heavy rainfall and localized flooding.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Heat Advisory.

One or more rounds of storms will be likely on Saturday. Strong to
severe storms will be possible during this time frame, with damaging
wind and heavy rain and localized flooding being the primary
threats.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

INZ074-KYZ091>093-OHZ061-070-071-077-078-282030-
Dearborn-Boone-Kenton-Campbell-Montgomery-Butler-Warren-Hamilton-
Clermont-
419 PM EDT Thu Jul 27 2023

...HEAT ADVISORY IN EFFECT UNTIL NOON EDT FRIDAY...
...EXCESSIVE HEAT WARNING IN EFFECT FROM NOON TO 9 PM EDT FRIDAY...

This Hazardous Weather Outlook is for Southeast Indiana, Northern
Kentucky, Southwest Ohio and West Central Ohio.

.DAY ONE...Tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Heat Advisory.

Additionally, a few strong to severe storms will be possible this
afternoon and evening. Damaging wind will be the main threat along
with the potential for heavy rainfall and localized flooding.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Heat Advisory.
   Excessive Heat Warning.

One or more rounds of storms will be likely on Saturday. Strong to
severe storms will be possible during this time frame, with damaging
wind and heavy rain and localized flooding being the primary
threats.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Local storm report, Jul 27, 11:35 PM EDT, 4 hours 54 minutes before

Preliminary Local Storm Report
National Weather Service Wilmington OH
1135 PM EDT Thu Jul 27 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1125 PM     Flash Flood      4 N Burlington          39.08N 84.72W
07/27/2023                   Boone              KY   911 Call Center

            High water flowing across Worldwide Blvd.

&&

Local storm report, Jul 28, 12:00 AM EDT, 4 hours 29 minutes before

Preliminary Local Storm Report
National Weather Service Wilmington OH
1200 AM EDT Fri Jul 28 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0927 PM     Tstm Wnd Dmg     4 SSE Sanders           38.61N 84.93W
07/27/2023                   Owen               KY   Law Enforcement

            A few trees were downed. Time estimated from
            radar.

&&

Local storm report, Jul 28, 12:10 AM EDT, 4 hours 19 minutes before

Preliminary Local Storm Report
National Weather Service Wilmington OH
1210 AM EDT Fri Jul 28 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1036 PM     Tstm Wnd Dmg     1 N Fairfax             39.15N 84.40W
07/27/2023                   Hamilton           OH   Public

            2-3 inch diameter healthy tree limb down.

&&

CA

Local storm report, Jul 28, 12:19 AM EDT, 4 hours 10 minutes before

Preliminary Local Storm Report
National Weather Service Wilmington OH
1219 AM EDT Fri Jul 28 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0918 PM     Tstm Wnd Dmg     5 N Gratz               38.54N 84.95W
07/27/2023                   Owen               KY   Trained Spotter

            Multiple trees and branches down across
            Squiresville Road.

&&

CA

Local storm report, Jul 28, 12:22 AM EDT, 4 hours 7 minutes before

Preliminary Local Storm Report
National Weather Service Wilmington OH
1222 AM EDT Fri Jul 28 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1115 PM     Flood            3 NNE Georgetown        38.90N 83.89W
07/27/2023                   Brown              OH   Public

            Water over several roads.

&&

CA

Local storm report, Jul 28, 1:26 AM EDT, 3 hours 3 minutes before

Preliminary Local Storm Report
National Weather Service Wilmington OH
126 AM EDT Fri Jul 28 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0100 AM     Flood            5 N Burlington          39.10N 84.73W
07/28/2023                   Boone              KY   Public

            Pond overflowing onto roadway intersection
            between Treetop Lane and Sequoia Drive.

&&

CA

The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 27, 8:37 PM EDT	Special Weather Statement	ILN	Adams	23 min
Jul 27, 9:01 PM EDT	Special Weather Statement	ILN	Scioto	29 min
Jul 27, 9:31 PM EDT	Special Weather Statement	ILN	Scioto	29 min
Jul 27, 9:33 PM EDT	Special Weather Statement	ILN	Hamilton	27 min
Jul 27, 9:40 PM EDT	Severe Thunderstorm Warning	ILN	Clermont, Hamilton	50 min
Jul 27, 9:45 PM EDT	Special Weather Statement	ILN	Adams	30 min
Jul 27, 10:04 PM EDT	Special Weather Statement	ILN	Adams	26 min
Jul 27, 10:14 PM EDT	Areal Flood Advisory	ILN	Hamilton	23 min
Jul 27, 10:20 PM EDT	Severe Thunderstorm Warning	ILN	Clermont	15 min
Jul 27, 10:37 PM EDT	Flash Flood Warning	ILN	Hamilton	3 hr
Jul 27, 11:34 PM EDT	Flash Flood Warning	ILN	Brown	3 hr
Jul 28, 12:44 AM EDT	Areal Flood Advisory	ILN	Butler, Hamilton	28 min
Jul 28, 1:12 AM EDT	Flash Flood Warning	ILN	Butler, Hamilton	3 hr
Jul 28, 1:52 AM EDT	Flash Flood Warning Considerable damage threat	ILN	Butler, Hamilton	3 hr
Jul 28, 10:12 AM EDT	Special Weather Statement	ILN	Shelby	33 min
Jul 28, 10:40 AM EDT	Special Weather Statement	ILN	Logan	35 min
Jul 28, 11:37 AM EDT	Special Weather Statement	ILN	Clinton	23 min
Jul 28, 11:57 AM EDT	Special Weather Statement	ILN	Brown, Highland	33 min
Jul 28, 12:03 PM EDT	Severe Thunderstorm Warning	ILN	Fayette, Madison	27 min
Jul 28, 12:06 PM EDT	Special Weather Statement	ILN	Clinton, Fayette	24 min
Jul 28, 12:08 PM EDT	Tornado Warning	ILN	Fayette, Madison	22 min
Jul 28, 12:24 PM EDT	Special Weather Statement	ILN	Adams, Fayette, Highland, Pike, Ross	36 min
Jul 28, 12:27 PM EDT	Severe Thunderstorm Warning	ILN	Fayette, Pickaway	33 min
Jul 28, 1:00 PM EDT	Special Weather Statement	ILN	Adams, Fairfield, Pickaway, Pike, Ross, Scioto	30 min
Jul 28, 1:30 PM EDT	Special Weather Statement	ILN	Fairfield, Hocking	30 min
Jul 28, 1:45 PM EDT	Special Weather Statement	ILN	Scioto	30 min
Jul 27, 8:19 PM EDT	Special Weather Statement	ILN	Owen	26 min
Jul 27, 8:26 PM EDT	Areal Flood Advisory	ILN	Owen	25 min
Jul 27, 8:51 PM EDT	Flash Flood Warning	ILN	Owen	3 hr
Jul 27, 8:59 PM EDT	Special Weather Statement	ILN	Owen	31 min
Jul 27, 9:15 PM EDT	Areal Flood Advisory	ILN	Carroll, Owen	3 hr
Jul 27, 9:24 PM EDT	Severe Thunderstorm Warning	ILN	Owen	36 min
Jul 27, 9:27 PM EDT	Special Weather Statement	ILN	Gallatin	33 min
Jul 27, 10:24 PM EDT	Special Weather Statement	ILN	Robertson	36 min
Jul 27, 10:57 PM EDT	Special Weather Statement	ILN	Mason, Robertson	33 min
Jul 27, 11:04 PM EDT	Severe Thunderstorm Warning	ILN	Robertson	25 min
Jul 27, 11:11 PM EDT	Flash Flood Warning	ILN	Bracken, Mason, Robertson	5 hr
Jul 28, 1:20 AM EDT	Flash Flood Warning	ILN	Bracken, Grant, Owen, Pendleton	3 hr
Jul 28, 12:17 PM EDT	Special Weather Statement	ILN	Mason, Robertson	28 min
Jul 28, 12:43 PM EDT	Special Weather Statement	ILN	Lewis	32 min
Jul 28, 1:17 PM EDT	Special Weather Statement	ILN	Lewis	28 min
Jul 28, 2:26 AM EDT	Areal Flood Advisory	ILN	Franklin	28 min
Jul 28, 2:51 AM EDT	Flash Flood Warning	ILN	Dearborn, Franklin, Ripley	5 hr

Nearby

Flash Flood Warnings in Indiana, 2023 Flash Flood Warnings in Ohio, 2023 Every flash flood warning in 2023

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.