Alert archive / Indiana / Flash Flood Warnings in 2002

Flash Flood Warning 35, NWS Indianapolis, IN

May 9, 20025 counties in Indiana

NWS Indianapolis, IN issued this flash flood warning at May 9, 2002, 3:41 AM EST for 5 counties in Indiana. It was in force for 4 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: May 9, 2002, 3:41 AM EST (08:41 UTC)
Expired: May 9, 2002, 7:45 AM EST
In force: 4 hr
Issued by: NWS Indianapolis, IN
Area: Counties, with a storm outline in the text

Counties Clay County, IN, Parke County, IN, Sullivan County, IN, Vermillion County, IN, Vigo County, IN

The radar

The Indianapolis radar (KIND), 95 km from the middle of the area, began a volume at 08:41 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, 8.7 hours before the alert went out and 131 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: 1076 J/kg
Mixed-layer CIN: -41 J/kg
Mixed-layer LCL: 1020 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 175 m²/s²
0-3 km storm-relative helicity: 229 m²/s²
Significant tornado parameter: 1.2
Supercell composite: 9.2

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KIND 090841
FFWIND
INC021-121-153-165-167-091245-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
339 AM EST THU MAY 9 2002

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SULLIVAN COUNTY IN SOUTHWEST INDIANA
  CLAY COUNTY IN WEST CENTRAL INDIANA
  PARKE COUNTY IN WEST CENTRAL INDIANA
  VERMILLION COUNTY IN WEST CENTRAL INDIANA
  VIGO COUNTY IN WEST CENTRAL INDIANA
  THIS INCLUDES THE CITY OF TERRE HAUTE

* UNTIL 745 AM EST

* AT 336 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY
  RAIN OVER DANA...OR ABOUT 24 MILES SOUTH OF DANVILLE...MOVING      
  NORTHEAST AT 20 MPH. A LINE OF THUNDERSTORMS WILL PRODUCE 1/2 TO 1 
  INCH OF RAINFALL. THE RAIN WILL FALL OVER ALREADY SATURATED        
  GROUND.  

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 3932 8755 3906 8757 3897 8746 3902 8728
          3917 8728 3926 8711 3959 8707 3983 8711
          3994 8726 3985 8744 4028 8749

PUMA

The office that day

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

Issued	Product	Office	Counties	Lasted
May 8, 7:10 PM EST	Flash Flood Warning	IND	Owen, Putnam	2 hr
May 8, 7:12 PM EST	Flash Flood Warning	IND	Owen, Putnam	3 hr
May 8, 7:50 PM EST	Flash Flood Warning	IND	Morgan	115 min
May 8, 7:52 PM EST	Flash Flood Warning	IND	Morgan	3 hr
May 8, 8:25 PM EST	Flash Flood Warning	IND	Johnson	2 hr
May 8, 8:27 PM EST	Flash Flood Warning	IND	Johnson	3 hr
May 9, 3:39 AM EST	Flash Flood Warning	IND	Clay, Parke, Sullivan, Vermillion, Vigo	3 hr

Nearby

Flash Flood Warnings in Indiana, 2002 Every 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.