Alert archive / Indiana / Flash Flood Warnings in 2001

Flash Flood Warning 7, NWS Indianapolis, IN

July 29, 2001Clay County, Vigo County, Indiana

NWS Indianapolis, IN issued this flash flood warning at Jul 29, 2001, 3:19 AM EST for Clay County, Vigo County, Indiana. It was in force for 116 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: Jul 29, 2001, 3:19 AM EST (08:19 UTC)
Expired: Jul 29, 2001, 5:15 AM EST
In force: 116 min
Issued by: NWS Indianapolis, IN
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Clay County, IN, Vigo County, IN

The radar

The Indianapolis radar (KIND), 97 km from the middle of the area, began a volume at 08:09 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

Lincoln, IL (KILX), launched 00:00Z, 8.3 hours before the alert went out and 142 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1219 J/kg
Mixed-layer CIN: -9 J/kg
Mixed-layer LCL: 846 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 5 m²/s²
0-3 km storm-relative helicity: 15 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.3

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KIND 290822
FFWIND

INC021-167-291115-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
319 AM EST SUN JUL 29 2001

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHERN CLAY COUNTY IN WEST CENTRAL INDIANA
  SOUTHERN VIGO COUNTY IN WEST CENTRAL INDIANA

* UNTIL 615 AM EST

* AT 315 AM EST...WEATHER SERVICE DOPPLER RADAR INDICATED VERY       
  HEAVY RAIN NEAR YOUNGSTOWN...OR ABOUT 7 MILES SOUTH OF TERRE       
  HAUTE...MOVING EAST AT 10 MPH.

* THE THUNDERSTORM WITH EXCESSIVE RAINFALL WILL BE NEAR...  
  CLAY CITY AT 420 AM EST

A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT. IF YOU ARE THREATENED BY RISING FLOOD WATERS MOVE TO HIGHER
GROUND IMMEDIATELY. DO NOT CROSS SWIFTLY FLOWING WATERS OR WATERS OF
UNKNOWN DEPTH.

TO REPORT FLOODING HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY YOUR
REPORT TO THE tNATIONAL WEATHER SERVICE FORECAST OFFICE IN
INDIANAPOLIS.

LAT...LON 3941 8745 3931 8747 3924 8709 3936 8708
DRT

The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 28, 7:12 PM EST	Severe Thunderstorm Warning	IND	Parke, Putnam	33 min
Jul 28, 7:43 PM EST	Severe Thunderstorm Warning	IND	Putnam	32 min

Nearby

Flash Flood Warnings in Indiana, 2001 Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.