Alert archive / Ohio / Flash Flood Warnings in 2002

Flash Flood Warning 1, NWS Cleveland, OH

January 31, 2002Hancock County, Seneca County, Ohio

NWS Cleveland, OH issued this flash flood warning at Jan 31, 2002, 11:36 PM EST for Hancock County, Seneca 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 counties it named.

The facts

Issued
Jan 31, 2002, 11:36 PM EST (04:36 UTC)
Expired
Feb 1, 2002, 2:00 AM EST
In force
2 hr
Issued by
NWS Cleveland, OH
Area
Whole counties

Counties Hancock County, OH, Seneca County, OH

The radar

The Cleveland radar (KCLE), 134 km from the middle of the area, began a volume at 04:40 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, 4.6 hours before the alert went out and 184 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 2002-02-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 7 joules per kilogram.LCLEL10008507005003002001001 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, Detroit, MI at 00:00Z on 2002-02-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 294 square meters per square second.1939587897117136Sfc1 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
7 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
384 m above ground
0-6 km bulk shear
104 kt
0-1 km storm-relative helicity
294 m²/s²
0-3 km storm-relative helicity
381 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 KCLE 010436
FFWCLE
OHC063-147-010700-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
1132 PM EST THU JAN 31 2002

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  HANCOCK COUNTY IN NORTHWEST OHIO...
  SENECA COUNTY IN NORTHWEST OHIO...

* UNTIL 200 AM EST

* AT 1129 PM THE PUBLIC REPORTED FLOODING IN WESTERN HANCOCK COUNTY. 
WATER WAS COVERING PARTS OF ROUTE 235. THE HEAVY RAIN WILL CONTINUE 
ACROSS PARTS OF HANCOCK AND SENECA COUNTIES INTO THE EARLY MORNING 
HOURS. 

* SOME LOCATIONS AFFECTED INCLUDE...
  ARCADIA
  BLOOMVILLE
  FINDLAY
  FOSTORIA
  MCCOMB
  TIFFIN
  VANLUE

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE 
DANGERS OF FLOODS. DO NOT DRIVE ACROSS ROADS COVERED BY WATER. 

$$

Nearby

Flash Flood Warnings in Ohio, 2002Every flash flood warning in 2002

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.