Alert archive / Ohio / Flash Flood Warnings in 2025

Flash Flood Warning 3, NWS Cleveland, OH

May 5, 2025Lucas County, Ohio

NWS Cleveland, OH issued this flash flood warning at May 5, 2025, 11:15 PM EDT for Lucas County, Ohio. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 5, 2025, 11:15 PM EDT (03:15 UTC)
Expired
May 6, 2025, 1:23 AM EDT
In force
2 hr
Issued by
NWS Cleveland, OH
Area
Storm-based polygon
Flood severity
None

County Lucas County, OH

The radar

The Detroit radar (KDTX), 117 km from the middle of the area, began a volume at 03:15 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

Detroit, MI (KDTX), launched 00:00Z, 3.3 hours before the alert went out and 119 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-pSkew-T log-p diagram, Detroit, MI at 00:00Z on 2025-05-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 69 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 00:00Z on 2025-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
69 J/kg
Mixed-layer CIN
-53 J/kg
Mixed-layer LCL
742 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
79 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

722 
WGUS51 KCLE 060315
FFWCLE
OHC095-060800-
/O.NEW.KCLE.FF.W.0003.250506T0315Z-250506T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Cleveland OH
1115 PM EDT Mon May 5 2025

The National Weather Service in Cleveland has issued a

* Flash Flood Warning for...
  Lucas County in northwestern Ohio...

* Until 400 AM EDT.

* At 1115 PM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 2 inches of rain 
  have fallen. Additional rainfall amounts of 1 to 2 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, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Toledo, Perrysburg, Oregon, Sylvania, Rossford, Holland, Maumee, 
  Ottawa Hills, Berkey, Harbor View, Reno Beach and Bono.

Lucas County 911 Dispatch has reported some minor flooding issues 
including flooding of low-lying roads and typical high water spots. 
However, continued steady rainfall may increase the flooding 
severity across the Toledo Metro area overnight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

&&

LAT...LON 4157 8361 4156 8364 4155 8375 4159 8384
      4172 8385 4172 8342 4173 8339 4172 8338
      4173 8336 4173 8332 4167 8321 4165 8314
      4162 8313 4162 8357

FLASH FLOOD...RADAR INDICATED

$$

Sefcovic
1 follow-up statement
472 
WGUS71 KCLE 060523
FFSCLE

Flash Flood Statement
National Weather Service Cleveland OH
123 AM EDT Tue May 6 2025

OHC095-060533-
/O.CAN.KCLE.FF.W.0003.000000T0000Z-250506T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Lucas OH-
123 AM EDT Tue May 6 2025

...FLASH FLOOD WARNING IS CANCELLED FOR LUCAS COUNTY...

The heavy rain has ended. Flooding is no longer expected to pose a 
threat. Please continue to heed remaining road closures.

&&

LAT...LON 4157 8361 4156 8364 4155 8375 4159 8384
      4172 8385 4172 8342 4173 8339 4172 8338
      4173 8336 4173 8332 4167 8321 4165 8314
      4162 8313 4162 8357

$$

15

The office that day

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

IssuedProductOfficeCountiesLasted
May 5, 8:27 PM EDTSpecial Weather StatementCLEOttawa33 min
May 5, 8:45 PM EDTSpecial Weather StatementCLELucas45 min
May 5, 8:52 PM EDTSpecial Marine WarningCLE113 min
May 5, 9:03 PM EDTSpecial Weather StatementCLEStark42 min
May 5, 9:33 PM EDTAreal Flood AdvisoryCLELucas, Ottawa, Sandusky, Seneca, Wood3 hr
May 5, 9:53 PM EDTSpecial Weather StatementCLETrumbull52 min
May 5, 10:17 PM EDTSpecial Weather StatementCLECuyahoga, Geauga, Lake, Portage58 min
May 6, 2:18 AM EDTRiver Flood WarningCLETrumbull36 hr
May 6, 3:33 PM EDTRiver Flood WarningCLELorain19 hr
May 6, 5:30 PM EDTRiver Flood WarningCLEHancock26 hr

Nearby

Flash Flood Warnings in Ohio, 2025Every flash flood warning in 2025

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.