Alert archive / Indiana / Flash Flood Warnings in 2004

Flash Flood Warning 1, NWS Northern Indiana

May 30, 2004Allen County, Indiana

NWS Northern Indiana issued this flash flood warning at May 30, 2004, 7:58 PM EST for Allen County, Indiana. It was in force for 5 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 30, 2004, 7:58 PM EST (00:58 UTC)
Expired
May 31, 2004, 1:00 AM EST
In force
5 hr
Issued by
NWS Northern Indiana
Area
Counties, with a storm outline in the text

County Allen County, IN

The radar

The Northern Indiana radar (KIWX), 53 km from the middle of the area, began a volume at 01:00 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 00:00Z, 1.0 hours before the alert went out and 222 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, Cncnati-Daytn, OH at 00:00Z on 2004-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 778 joules per kilogram.LCLLFCEL10008507005003002001001 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, Cncnati-Daytn, OH at 00:00Z on 2004-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 316 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
778 J/kg
Mixed-layer CIN
-28 J/kg
Mixed-layer LCL
710 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
316 m²/s²
0-3 km storm-relative helicity
399 m²/s²
Significant tornado parameter
1.7
Supercell composite
9.6

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KIWX 310103
FFWIWX
INC003-310700-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
758 PM EST SUN MAY 30 2004

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  ALLEN COUNTY IN INDIANA

* UNTIL 200 AM EST

* AT 758 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
BETWEEN 1 AND 2 INCHES OF RAIN HAS ALREADY FALLEN OVER ALLEN COUNTY. 
ADDITIONAL THUNDERSTORMS WITH VERY HEAVY RAIN WILL BE MOVING BACK 
INTO THE FORT WAYNE AREA THROUGH MIDNIGHT EST. 

SPY RUN CREEK IN FORT WAYNE HAS REACHED 7 FEET AT 7 PM EST. THE 
CREEK IS STILL RISING WITH AN EXPECTED CREST IN EXCESS OF 10 FEET BY 
MONDAY MORNING. FLOOD STAGE IS 8 FEET. OTHER CREEKS...STREAMS AND 
LOW LYING AREAS IN ALLEN COUNTY INDIANA CAN BE EXPECTED TO FLOOD AS 
WELL WITH THE ADDITIONAL HEAVY RAIN. 

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED...
MOVE TO HIGHER GROUND IMMEDIATELY

TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT AGENCY
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
NORTHERN INDIANA.

LAT...LON 4127 8534 4095 8534 4096 8481 4128 8482

$$
2 follow-up statements
000 
WGUS73 KIWX 310453
FFSIWX
INC003-310700-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
1150 PM EST SUN MAY 30 2004

...FLASH FLOOD WARNING CONTINUES...

THE FLASH FLOOD WARNING CONTINUES FOR

  ALLEN COUNTY IN INDIANA

UNTIL 200 AM EST...

WIDESPREAD HEAVY RAINFALL BETWEEN 1.5 AND 3 INCHES FROM 
THUNDERSTORMS SUNDAY AFTERNOON AND EVENING CONTINUE TO PRODUCE 
RUNOFF. 

SPY RUN CREEK IN FORT WAYNE HAS REACHED 7.1 FEET AT 1145 PM EST. THE 
WATER LEVEL IS STILL RISING WITH AN EXPECTED CREST NEAR 10 FEET 
EARLY MONDAY MORNING WITH FRANKE PARK...EASTBROOK AND WESTBROOK 
NEIGHBORHOODS AFFECTED BY FLOOD WATERS. FLOOD STAGE IS 8 FEET. OTHER 
CREEKS...STREAMS AND LOW LYING AREAS IN ALLEN COUNTY INDIANA CAN BE 
EXPECTED TO FLOOD AS WELL. 

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED...
MOVE TO HIGHER GROUND IMMEDIATELY

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.

TO REPORT FLOODING HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY YOUR
REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN NORTHERN
INDIANA.

$$
000 
WGUS73 KIWX 310500 CCA
FFSIWX
INC003-310700-

FLASH FLOOD STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE NORTHERN INDIANA
1150 PM EST SUN MAY 30 2004

...FLASH FLOOD WARNING CONTINUES...

THE FLASH FLOOD WARNING CONTINUES FOR

  ALLEN COUNTY IN INDIANA

UNTIL 200 AM EST...

WIDESPREAD HEAVY RAINFALL BETWEEN 1.5 AND 3 INCHES FROM 
THUNDERSTORMS SUNDAY AFTERNOON AND EVENING CONTINUE TO PRODUCE 
RUNOFF. 

SPY RUN CREEK IN FORT WAYNE HAS REACHED 8.1 FEET AT 1145 PM EST. THE 
WATER LEVEL IS STILL RISING WITH AN EXPECTED CREST NEAR 10 FEET 
EARLY MONDAY MORNING WITH FRANKE PARK...EASTBROOK AND WESTBROOK 
NEIGHBORHOODS AFFECTED BY FLOOD WATERS. FLOOD STAGE IS 8 FEET. OTHER 
CREEKS...STREAMS AND LOW LYING AREAS IN ALLEN COUNTY INDIANA CAN BE 
EXPECTED TO FLOOD AS WELL. 

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED...
MOVE TO HIGHER GROUND IMMEDIATELY

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.

TO REPORT FLOODING HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY YOUR
REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN NORTHERN
INDIANA.

$$

The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 30, 7:24 PM ESTSevere Thunderstorm WarningIWXCass51 min
May 30, 7:41 PM ESTSevere Thunderstorm WarningIWXPulaski, Starke79 min
May 30, 7:46 PM ESTSevere Thunderstorm WarningIWXPulaski, Starke74 min
May 30, 8:00 PM ESTSevere Thunderstorm WarningIWXWhite45 min
May 30, 8:02 PM ESTSevere Thunderstorm WarningIWXFulton, Marshall58 min
May 30, 8:07 PM ESTSevere Thunderstorm WarningIWXFulton, Marshall53 min
May 30, 8:42 PM ESTTornado WarningIWXMiami63 min
May 30, 8:55 PM ESTTornado WarningIWXWabash80 min
May 30, 9:20 PM ESTTornado WarningIWXBlackford, Jay40 min

Nearby

Flash Flood Warnings in Indiana, 2004Every flash flood warning in 2004

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.