Alert archive / Ohio / Flash Flood Warnings in 2001

Flash Flood Warning 28, NWS Charleston, WV

May 21, 2001Athens County, Ohio

NWS Charleston, WV issued this flash flood warning at May 21, 2001, 7:33 PM EDT for Athens County, Ohio. It was in force for 3 hr. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
May 21, 2001, 7:33 PM EDT (23:33 UTC)
Expired
May 21, 2001, 10:30 PM EDT
In force
3 hr
Issued by
NWS Charleston, WV
Area
Whole counties

County Athens County, OH

What was reported inside it

TimeReportWhereRemark
May 21, 8:00 PM EDTFlash FloodSouth Portion, OHStreams feeding the Middle Branch of the Shade River flooded around Shade, Garden, and Pratts Fork.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.6 hours before the alert went out and 151 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 2001-05-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1016 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, Cncnati-Daytn, OH at 12:00Z on 2001-05-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 128 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
1016 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
731 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
128 m²/s²
0-3 km storm-relative helicity
129 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 
WGUS51 KRLX 212336
FFWRLX
OHC009-220230-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
733 PM EDT MON MAY 21 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHEAST ATHENS COUNTY IN OHIO...

* UNTIL 1030 PM EDT...

* AT 728 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED VERY HEAVY
  RAIN OVER SOUTHEASTERN ATHENS COUNTY...OR ABOUT 10 MILES
  WEST OF COOLVILLE.

* AREAS EFFECTED INCLUDE FROM PRATTS FORK AND GARDEN TO AROUND BEEBE
  AND FROST. 

<<CALL TO ACTION>> 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. MOVE UP TO HIGHER GROUND TO ESCAPE
FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER
BEGINS RISING.

PLEASE REPORT HIGH WATER...HAIL OR STRONG WINDS TO THE NATIONAL
WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772.

$$

LAT...LON 3920 8212 3919 8193 3926 8179 3935 8186

The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 21, 5:57 PM EDTSevere Thunderstorm WarningRLXJackson33 min
May 21, 6:10 PM EDTTornado WarningRLXGallia, Meigs35 min
May 21, 6:16 PM EDTFlash Flood WarningRLXJackson3 hr
May 21, 6:29 PM EDTTornado WarningRLXJackson16 min
May 21, 6:42 PM EDTFlash Flood WarningRLXGallia3 hr
May 21, 6:50 PM EDTTornado WarningRLXGallia, Meigs25 min
May 21, 7:03 PM EDTFlash Flood WarningRLXMeigs, Vinton3 hr
May 21, 7:29 PM EDTTornado WarningRLXMeigs16 min

Nearby

Flash Flood Warnings in Ohio, 2001Every flash flood warning in 2001

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.