Alert archive / Indiana / Flash Flood Warnings in 2003

Flash Flood Warning 51, NWS Indianapolis, IN

September 1, 2003Rush County, Shelby County, Indiana

NWS Indianapolis, IN issued this flash flood warning at Sep 1, 2003, 2:28 PM EST for Rush County, Shelby County, 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: Sep 1, 2003, 2:28 PM EST (19:28 UTC)
Expired: Sep 1, 2003, 4:30 PM EST
In force: 2 hr
Issued by: NWS Indianapolis, IN
Area: Counties, with a storm outline in the text

Counties Rush County, IN, Shelby County, IN

The radar

The Indianapolis radar (KIND), 56 km from the middle of the area, began a volume at 19:32 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, 7.5 hours before the alert went out and 160 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: 672 J/kg
Mixed-layer CIN: -28 J/kg
Mixed-layer LCL: 505 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 143 m²/s²
0-3 km storm-relative helicity: 154 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 4.0

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KIND 011928
FFWIND
INC139-145-012230-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
228 PM EST MON SEP 1 2003

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  RUSH COUNTY IN CENTRAL INDIANA
  SHELBY COUNTY IN CENTRAL INDIANA
  THIS INCLUDES THE CITY OF SHELBYVILLE

* UNTIL 530 PM EST

* AT 226 PM EST...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY
  RAIN OVER SHELBYVILLE...MOVING NORTHEAST AT 35 MPH.

* THE THUNDERSTORM WITH EXCESSIVE RAINFALL WILL BE NEAR...
  RUSHVILLE AT 255 PM EST

DO NOT DRIVE THROUGH FLOWING WATER. IF IT IS TWO FEET DEEP...IT CAN
CARRY MOST VEHICLES AWAY. VEHICLES WITH LARGER TIRES...SUCH AS
SUVS...ARE MORE BUOYANT AND AT GREATER RISK.

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 3955 8592 3939 8582 3946 8564 3948 8534
          3977 8534

$$

KOCH

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 31, 8:15 PM EST	Tornado Warning	IND	Sullivan, Vigo	45 min
Sep 1, 6:06 AM EST	Flash Flood Warning	IND	Hendricks, Marion, Putnam	114 min
Sep 1, 6:20 AM EST	Flash Flood Warning	IND	Hamilton, Madison	115 min
Sep 1, 12:07 PM EST	Flash Flood Warning	IND	Hamilton, Hancock, Hendricks, Madison, Marion	113 min
Sep 1, 1:18 PM EST	Severe Thunderstorm Warning	IND	Henry, Randolph	42 min
Sep 1, 1:45 PM EST	Flash Flood Warning	IND	Henry, Randolph	30 min
Sep 1, 2:03 PM EST	Severe Thunderstorm Warning	IND	Johnson, Shelby	42 min

Nearby

Flash Flood Warnings in Indiana, 2003 Every 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.