Alert archive / Indiana / Flash Flood Warnings in 2003

Flash Flood Warning 20, NWS Indianapolis, IN

July 5, 20034 counties in Indiana

NWS Indianapolis, IN issued this flash flood warning at Jul 5, 2003, 11:15 PM EST for 4 counties in Indiana. 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
Jul 5, 2003, 11:15 PM EST (04:15 UTC)
Expired
Jul 6, 2003, 1:15 AM EST
In force
2 hr
Issued by
NWS Indianapolis, IN
Area
Counties, with a storm outline in the text

Counties Hendricks County, IN, Parke County, IN, Putnam County, IN, Vermillion County, IN

The radar

The Indianapolis radar (KIND), 68 km from the middle of the area, began a volume at 04:19 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, 4.3 hours before the alert went out and 136 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, Lincoln, IL at 00:00Z on 2003-07-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4874 joules per kilogram.LCLEL10008507005003002001001 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, Lincoln, IL at 00:00Z on 2003-07-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 49 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
4874 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
1335 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
49 m²/s²
0-3 km storm-relative helicity
102 m²/s²
Significant tornado parameter
0.9
Supercell composite
13.5

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KIND 060420
FFWIND
INC063-121-133-165-060715-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1115 PM EST SAT JUL 5 2003

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  HENDRICKS COUNTY IN CENTRAL INDIANA
  PARKE COUNTY IN WEST CENTRAL INDIANA
  PUTNAM COUNTY IN WEST CENTRAL INDIANA
  VERMILLION COUNTY IN WEST CENTRAL INDIANA

* UNTIL 215 AM EST

* AT 1114 PM EST...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY
  THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS EXTREME EAST CENTRAL 
  ILLINOIS AND MOVING EAST AROUND 20 MPH. THESE STORMS WILL MOVE 
  ACROSS THE WARNED AREA LATE THIS EVENING AND OVERNIGHT.
  ADDITIONAL STORMS ARE ALSO POSSIBLE WITH ADDITIONAL RAINFALL 
  AMOUNTS OF GREATER THAN AN INCH LIKELY. DOPPLER RADAR ESTIMATED
  A CORRIDOR OF 2 TO 4 INCHES OF RAIN HAS ALREADY FALLEN THIS EVENING
  ACROSS SOUTHERN HENDRICKS...PUTNAM...PARKE AND SOUTHERN VERMILLION
  COUNTIES. LAW ENFORCEMENT REPORTED WATER COVERED ROADS ACROSS 
  SOUTHERN HENDRICKS AND PUTNAM COUNTIES.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO SEE FLOOD
WATERS. IF FLASH FLOODING IS OBSERVED...MOVE UP TO HIGHER GROUND
IMMEDIATELY.

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 NATIONAL WEATHER SERVICE FORECAST OFFICE IN
INDIANAPOLIS.

LAT...LON 4013 8753 3964 8756 3963 8702 3948 8702
          3947 8670 3966 8673 3965 8639 3991 8637
          3985 8709 3993 8748 4015 8744

$$

KOCH

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 5, 8:21 PM ESTFlash Flood WarningINDHendricks, Putnam114 min
Jul 6, 2:14 AM ESTFlash Flood WarningINDParke, Vermillion3 hr
Jul 6, 2:24 AM ESTFlash Flood WarningINDCarroll, Clinton3 hr

Nearby

Flash Flood Warnings in Indiana, 2003Every flash flood warning in 2003

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.