Alert archive / Kentucky / Flash Flood Warnings in 2000

Flash Flood Warning 3, NWS Wilmington, OH

January 3, 2000Clermont County, Ohio; Carroll County, Gallatin County, Kentucky

NWS Wilmington, OH issued this flash flood warning at Jan 3, 2000, 6:30 PM EST for Clermont County, Ohio; Carroll County, Gallatin County, Kentucky. It was in force for 4 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
Jan 3, 2000, 6:30 PM EST (23:30 UTC)
Expired
Jan 3, 2000, 10:35 PM EST
In force
4 hr
Issued by
NWS Wilmington, OH
Area
Whole counties

Counties Carroll County, KY, Gallatin County, KY, Clermont County, OH

The radar

The Cincinnati radar (KILN), 101 km from the middle of the area, began a volume at 23:29 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 12:00Z, 11.5 hours before the alert went out and 104 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, Cncnati-Daytn, OH at 12:00Z on 2000-01-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2000-01-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -11 square meters per square second.1939587897117Sfc1 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
6 J/kg
Mixed-layer CIN
-76 J/kg
Mixed-layer LCL
802 m above ground
0-6 km bulk shear
79 kt
0-1 km storm-relative helicity
-11 m²/s²
0-3 km storm-relative helicity
-213 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KILN 032329
FFWILN
KYC041-077-OHC025-040335-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
630 PM EST MON JAN 3 2000

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CLERMONT COUNTY IN SOUTHWESTERN OHIO.
  CARROLL COUNTY IN NORTHERN KENTUCKY.
  GALLATIN COUNTY IN NORTHERN KENTUCKY.

* EFFECTIVE UNTIL 1035 PM EST.

*
AROUND TWO INCHES OF RAIN HAS ALREADY FALLEN TODAY. WITH ANOTHER
TWO INCHES OF RAIN EXPECTED DURING THE NEXT TWO HOURS...FLASH
FLOODING IS LIKELY.

*

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED...
ACT QUICKLY.
F

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 3, 5:52 PM ESTFlash Flood WarningILNButler, Hamilton4 hr
Jan 3, 5:59 PM ESTFlash Flood WarningILNClinton, Warren4 hr
Jan 3, 3:05 PM ESTSevere Thunderstorm WarningILNOwen40 min
Jan 3, 3:21 PM ESTSevere Thunderstorm WarningILNGrant44 min
Jan 3, 3:33 PM ESTSevere Thunderstorm WarningILNPendleton27 min
Jan 3, 6:47 PM ESTFlash Flood WarningILNGrant, Owen, Pendleton4 hr

Nearby

Flash Flood Warnings in Kentucky, 2000Flash Flood Warnings in Ohio, 2000Every flash flood warning in 2000

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.