Alert archive / Ohio / River Flood Warnings in 2020

River Flood Warning 27, NWS Wilmington, OH

May 18, 2020Hamilton County, Ohio

NWS Wilmington, OH issued this river flood warning at May 18, 2020, 7:57 PM EDT for Hamilton County, Ohio. It took effect at May 18, 2020, 8:16 PM EDT. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
May 18, 2020, 7:57 PM EDT (23:57 UTC)
In effect from
May 18, 2020, 8:16 PM EDT
Expired
May 19, 2020, 4:00 AM EDT
In force
8 hr
Issued by
NWS Wilmington, OH
Area
Storm-based polygon
Flood severity
Minor

County Hamilton County, OH

The radar

The Cincinnati radar (KILN), 67 km from the middle of the area, began a volume at 23:56 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 river

Written for the forecast point Mill Creek at Evendale (EVNO1). The gauge peaked at 16.25 ft at May 19, 2020, 11:00 AM EDT.

actionminormoderatemajor5101505/1805/1905/20
Action stage
9 ft
Minor stage
12 ft
Moderate stage
14 ft
Major stage
16.5 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 03255420, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river 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 river flood warning went out at May 18, 7:55 PM EDT, 2 minutes earlier.

Area forecast discussion, May 18, 7:55 PM EDT, 2 minutes before
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Hazardous weather outlook, May 18, 4:11 AM EDT, 15 hours 46 minutes before
Hazardous Weather Outlook
National Weather Service Wilmington OH
411 AM EDT Mon May 18 2020

INZ050-058-059-066-073>075-080-KYZ089>100-OHZ026-034-035-042>046-
051>056-060>065-070>074-077>082-088-191100-
Wayne-Fayette IN-Union IN-Franklin IN-Ripley-Dearborn-Ohio-
Switzerland-Carroll-Gallatin-Boone-Kenton-Campbell-Owen-Grant-
Pendleton-Bracken-Robertson-Mason-Lewis-Hardin-Mercer-Auglaize-Darke-
Shelby-Logan-Union OH-Delaware-Miami-Champaign-Clark-Madison-
Franklin OH-Licking-Preble-Montgomery-Greene-Fayette OH-Pickaway-
Fairfield-Butler-Warren-Clinton-Ross-Hocking-Hamilton-Clermont-Brown-
Highland-Adams-Pike-Scioto-
411 AM EDT Mon May 18 2020

...FLASH FLOOD WATCH IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH
TUESDAY EVENING...

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...Today and tonight.

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

   Flash Flood Watch.

Isolated strong to severe storms will be possible this afternoon into
this evening. Damaging winds are expected to be the primary severe
weather threat. However, an isolated tornado cannot be ruled out.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

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

   Flash Flood Watch.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed, while following all local, state
and CDC guidelines. Spotters are encouraged to report their rainfall
amounts to the National Weather Service in Wilmington.

In the hours before

Special weather statement, May 18, 4:25 PM EDT, 3 hours 32 minutes before
Special Weather Statement
National Weather Service Wilmington OH
425 PM EDT Mon May 18 2020

OHZ063-064-073-080-182100-
Highland OH-Ross OH-Fayette OH-Pickaway OH-
425 PM EDT Mon May 18 2020

...A STRONG THUNDERSTORM WILL AFFECT FAYETTE...WEST CENTRAL
PICKAWAY...NORTHEASTERN HIGHLAND AND NORTHWESTERN ROSS COUNTIES UNTIL
500 PM EDT...

At 424 PM EDT, radar indicated a strong thunderstorm near Greenfield,
moving north at 40 mph.

STORM HAZARDS INCLUDE...
Winds to 50 mph...
Very heavy rain...

Locations impacted include...
Washington Court House, Greenfield, Leesburg, Bloomingburg, New
Holland, Staunton, Good Hope, South Salem, Deer Creek Lake, East
Monroe, Jasper Mills, Paint Creek State Park, Madison Mills, State
Route 207 at US Route 22, Rock Mills, New Martinsburg, Pancoastburg
and Plano.

This includes I-71 in Ohio between mile markers 72 and 74.

Water will pond on roads and may quickly fill roadside ditches and
small streams.

To report hazardous weather conditions, go to our website at
weather.gov/iln and submit your report via social media, when you can
do so safely.

LAT...LON 3922 8334 3926 8356 3970 8350 3964 8316
TIME...MOT...LOC 2024Z 191DEG 33KT 3932 8343

ch
Special weather statement, May 18, 4:38 PM EDT, 3 hours 19 minutes before
Special Weather Statement
National Weather Service Wilmington OH
438 PM EDT Mon May 18 2020

KYZ100-OHZ081-088-182115-
Lewis KY-Scioto OH-Adams OH-
438 PM EDT Mon May 18 2020

...A STRONG THUNDERSTORM WILL AFFECT CENTRAL LEWIS...SOUTHEASTERN
ADAMS AND SOUTHWESTERN SCIOTO COUNTIES UNTIL 515 PM EDT...

At 438 PM EDT, radar indicated a strong thunderstorm near Camp Dix,
moving northeast at 20 mph.

STORM HAZARDS INCLUDE...
Winds to 45 mph...
One half inch diameter hail...

Locations impacted include...
Vanceburg, Camp Dix, Rome, Blue Creek, Concord, Sandy Springs, Buena
Vista in Scioto County, Saint Paul, Carrs, State Route 348 at State
Route 125, Kinniconick, Tannery, Turkey Creek Lake, Friendship,
Charters, Garrison, Stricklett, Glen Springs and Herron Hill.

To report hazardous weather conditions, go to our website at
weather.gov/iln and submit your report via social media, when you can
do so safely.

LAT...LON 3840 8331 3847 8352 3883 8349 3870 8306
TIME...MOT...LOC 2038Z 203DEG 19KT 3851 8338

Hatzos
Local storm report, May 18, 5:04 PM EDT, 2 hours 53 minutes before
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Special weather statement, May 18, 5:19 PM EDT, 2 hours 38 minutes before
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Local storm report, May 18, 6:15 PM EDT, 1 hour 42 minutes before
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Local storm report, May 18, 7:29 PM EDT, 28 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
729 PM EDT MON MAY 18 2020

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

0630 PM     FLOOD            HUNTSVILLE              40.44N 83.80W
05/18/2020                   LOGAN              OH   911 CALL CENTER

            HIGH WATER REPORTED ON A FEW ROADS IN THE HUNTSVILLE
            AREA.

&&

The office that day

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

IssuedProductOfficeCountiesLasted
May 18, 11:27 AM EDTSpecial Weather StatementILNMiami33 min
May 18, 11:50 AM EDTSpecial Weather StatementILNLogan25 min
May 18, 12:12 PM EDTSpecial Weather StatementILNAuglaize, Hardin, Logan33 min
May 18, 2:54 PM EDTSpecial Weather StatementILNAdams36 min
May 18, 3:11 PM EDTSpecial Weather StatementILNBrown34 min
May 18, 3:28 PM EDTSpecial Weather StatementILNAdams32 min
May 18, 3:57 PM EDTSpecial Weather StatementILNHighland33 min
May 18, 4:20 PM EDTSpecial Weather StatementILNFayette25 min
May 18, 4:25 PM EDTSpecial Weather StatementILNFayette35 min
May 18, 4:36 PM EDTTornado WarningILNFranklin, Madison, Pickaway24 min
May 18, 4:55 PM EDTTornado WarningILNFranklin, Madison21 min
May 18, 5:19 PM EDTSpecial Weather StatementILNDelaware26 min
May 18, 5:51 PM EDTAreal Flood AdvisoryILNAuglaize, Champaign, Clark, Greene, Hardin, Logan6 hr
May 18, 7:31 PM EDTAreal Flood AdvisoryILNBrown4 hr
May 18, 7:42 PM EDTAreal Flood AdvisoryILNDelaware, Franklin, Licking2 hr
May 18, 1:14 PM EDTSpecial Weather StatementILNGrant31 min
May 18, 2:14 PM EDTSpecial Weather StatementILNBracken, Pendleton31 min
May 18, 2:31 PM EDTSpecial Weather StatementILNLewis29 min
May 18, 2:40 PM EDTSpecial Weather StatementILNBracken, Pendleton35 min
May 18, 2:45 PM EDTSpecial Weather StatementILNOwen30 min
May 18, 3:43 PM EDTSpecial Weather StatementILNLewis32 min
May 18, 3:57 PM EDTSevere Thunderstorm WarningILNLewis, Mason48 min
May 18, 4:15 PM EDTAreal Flood AdvisoryILNLewis3 hr
May 18, 4:38 PM EDTSpecial Weather StatementILNLewis37 min

Nearby

River Flood Warnings in Ohio, 2020Every river flood warning in 2020

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.