Alert archive / Indiana / Flash Flood Warnings in 2003

Flash Flood Warning 50, NWS Indianapolis, IN

September 1, 2003Henry County, Randolph County, Indiana

NWS Indianapolis, IN issued this flash flood warning at Sep 1, 2003, 1:45 PM EST for Henry County, Randolph County, Indiana. It was in force for 30 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Sep 1, 2003, 1:45 PM EST (18:45 UTC)
Expired: Sep 1, 2003, 2:15 PM EST
In force: 30 min
Issued by: NWS Indianapolis, IN
Area: Whole counties

Counties Henry County, IN, Randolph County, IN

The radar

The Indianapolis radar (KIND), 99 km from the middle of the area, began a volume at 18:45 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, 6.8 hours before the alert went out and 138 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 011846
FFWIND
INC065-135-012015-

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

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  HENRY COUNTY IN EAST CENTRAL INDIANA
  RANDOLPH COUNTY IN EAST CENTRAL INDIANA

* UNTIL 315 PM EST

* AT 140 PM EST...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY
  RAIN OVER LYNN...OR ABOUT 16 MILES NORTH OF RICHMOND...MOVING      
  NORTHEAST AT 20 MPH. LAW ENFORCEMENT REPORTED STREET FLOODING IN
  FARMLAND AND PARKER CITY.

* THE THUNDERSTORM WITH EXCESSIVE RAINFALL WILL BE NEAR...
  WINCHESTER AT 155 PM EST
  SARATOGA AT 210 PM EST
  UNION CITY AT 215 PM 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 NATIONAL WEATHER SERVICE FORECAST OFFICE IN
INDIANAPOLIS.

$$

KOCH/PUMA

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, 2:03 PM EST	Severe Thunderstorm Warning	IND	Johnson, Shelby	42 min
Sep 1, 2:28 PM EST	Flash Flood Warning	IND	Rush, Shelby	2 hr

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.