Alert archive / Iowa / Flash Flood Warnings in 2004

Flash Flood Warning 47, NWS Des Moines, IA

August 26, 2004Ringgold County, Taylor County, Iowa

NWS Des Moines, IA issued this flash flood warning at Aug 26, 2004, 9:17 PM CDT for Ringgold County, Taylor County, Iowa. It was in force for 6 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
Aug 26, 2004, 9:17 PM CDT (02:17 UTC)
Expired
Aug 27, 2004, 3:15 AM CDT
In force
6 hr
Issued by
NWS Des Moines, IA
Area
Counties, with a storm outline in the text

Counties Ringgold County, IA, Taylor County, IA

The radar

The Des Moines radar (KDMX), 121 km from the middle of the area, began a volume at 02:18 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

Omaha, NE (KOAX), launched 00:00Z, 2.3 hours before the alert went out and 177 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, Omaha, NE at 00:00Z on 2004-08-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1656 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, Omaha, NE at 00:00Z on 2004-08-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -11 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
1656 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
1393 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
-11 m²/s²
0-3 km storm-relative helicity
131 m²/s²
Significant tornado parameter
0.6
Supercell composite
5.0

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KDMX 270217
FFWDMX
IAC159-173-270815-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
917 PM CDT THU AUG 26 2004

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  RINGGOLD COUNTY IN SOUTH CENTRAL IOWA
  TAYLOR COUNTY IN SOUTHWEST IOWA

* UNTIL 315 AM CDT

* AT 906 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH FLASH FLOOD PRODUCING RAINS IN THE WARNING AREA.

* THUNDERSTORMS ARE CONTINUOUSLY REDEVELOPING...RESULTING IN
  EXCESSIVE RAINFALL. RAINFALL RATES WILL AVERAGE 1 TO 2 INCHES PER  
  HOUR. THIS COULD PRODUCE FLASH FLOODING ALONG THE FORKS OF THE ONE 
  HUNDRED AND TWO RIVER...AS WELL AS HONEY CREEK...THE PLATTE        
  BRANCH... AND THE PLATTE RIVER. OTHER RIVERS AND STREAMS THAT      
  COULD BE IMPACTED INCLUDE THE GRAND RIVER BASIN...AND LOTTS CREEK.

DOPPLER RADAR ESTIMATES AROUND 3 INCHES OF RAIN HAS ALREADY FALLEN 
ALONG A BAND EXTENDING FROM NEAR NEW MARKET IN TAYLOR COUNTY...TO 
AROUND DIAGONAL IN RINGGOLD COUNTY. AN ADDITIONAL 1 TO 2 INCHES OF 
RAIN IS EXPECTED THROUGH MIDNIGHT.

OTHER WARNING LOCATIONS INCLUDE...
BEACONSFIELD...BEDFORD...BEDFORD MUNICIPAL AIRPORT...BENTON...
BLOCKTON...CLEARFIELD...CONWAY...DELPHOS...DIAGONAL...ELLSTON...
GRAVITY...KELLERTON...LENOX...MALOY...MOUNT AYR...MOUNT AYR MUNICIPAL
AIRPORT...NEW MARKET...REDDING...SHARPSBURG AND TINGLEY

FLASH FLOODS OCCUR QUICKLY...MOVE TO HIGHER GROUND. AVOID WATER
COVERED ROADS...THE ROAD MAY BE WASHED OUT. LESS THAN ONE FOOT OF
FAST FLOWING WATER CAN SWEEP AN AUTOMOBILE OFF THE ROAD.

LAT...LON 4088 9404 4059 9404 4059 9493 4090 9492

$$

KINNEY
4 follow-up statements
000 
WGUS73 KDMX 270313
FFSDMX
IAC159-173-270815-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
1013 PM CDT THU AUG 26 2004

...A FLASH FLOOD WARNING CONTINUES FOR TAYLOR AND RINGGOLD COUNTIES
UNTIL 315 AM CDT...

AT 1010 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE THUNDERSTORMS WITH FLASH FLOOD PRODUCING RAINS OVER 
RINGGOLD COUNTY...WITH ANOTHER ROUND OF THUNDERSTORMS SET TO MOVE 
INTO TAYLOR COUNTY.

OTHER WARNING LOCATIONS INCLUDE BEACONSFIELD...BEDFORD...BEDFORD
MUNICIPAL AIRPORT...BENTON...BLOCKTON...CLEARFIELD...CONWAY...
DELPHOS...DIAGONAL...ELLSTON...GRAVITY...KELLERTON...LENOX...MOUNT
AYR...MOUNT AYR MUNICIPAL AIRPORT...NEW MARKET...REDDING...SHARPSBURG
AND TINGLEY.

THUNDERSTORMS ARE CONTINUOUSLY REDEVELOPING OVER THE WARNING AREA...
RESULTING IN EXCESSIVE RAINFALL. RAINFALL RATES WILL AVERAGE 1 TO 2 
INCHES PER HOUR. THIS COULD PRODUCE FLASH FLOODING ALONG THE FORKS 
OF THE ONE HUNDRED AND TWO RIVER...AS WELL AS HONEY CREEK...THE 
PLATTE BRANCH... AND THE PLATTE RIVER. OTHER RIVERS AND STREAMS THAT 
COULD BE IMPACTED INCLUDE THE GRAND RIVER BASIN...AND LOTTS CREEK.

DOPPLER RADAR ESTIMATES AROUND 3 TO 4 INCHES OF RAIN HAS ALREADY 
FALLEN ALONG A BAND EXTENDING FROM SOUTH OF CLEARFIELD TO NEAR 
DIAGONAL. AN ADDITIONAL 1 TO 2 INCHES OF RAIN IS EXPECTED THROUGH 
MIDNIGHT...AS THUNDERSTORMS CONTINUE TO DEVELOP AND MOVE NORTHEAST 
ACROSS THE WARNING AREA.

FLASH FLOODS OCCUR QUICKLY...MOVE TO HIGHER GROUND. AVOID WATER
COVERED ROADS...THE ROAD MAY BE WASHED OUT. LESS THAN ONE FOOT OF
FAST FLOWING WATER CAN SWEEP AN AUTOMOBILE OFF THE ROAD.

LAT...LON 4089 9492 4060 9492 4059 9404 4089 9403

$$

KINNEY
000 
WGUS73 KDMX 270420
FFSDMX
IAC159-173-270815-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
1117 PM CDT THU AUG 26 2004

...A FLASH FLOOD WARNING CONTINUES FOR TAYLOR AND RINGGOLD COUNTIES
UNTIL 315 AM CDT...

AT 1111 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE THUNDERSTORMS WITH HEAVY RAINS OVER FAR SOUTHEAST TAYLOR 
COUNTY AND SOUTHERN RINGGOLD COUNTY.

LOCATIONS IN THE WARNING INCLUDE BLOCKTON...MALOY...REDDING...AND 
BENTON.

ADDITIONAL RAINFALL AMOUNTS UP TO ONE INCH ARE POSSIBLE LATE THIS 
EVENING OVER FAR SOUTHEAST TAYLOR COUNTY...AND FAR SOUTHERN RINGGOLD 
COUNTY. THE FLASH FLOOD THREAT HAS ENDED OVER MUCH OF TAYLOR 
COUNTY...BUT THE THREAT STILLS EXISTS IN THE SOUTHEAST...NEAR 
BLOCKTON AND ALONG THE PLATTE BRANCH AND PLATTE RIVER. IN RINGGOLD 
COUNTY...THE GRAND RIVER BASIN AND LOTTS CREEK COULD ALSO BE 
EXPERIENCING FLASH FLOODING. ANOTHER FLOOD PRONE AREA IS THE ROCK 
CREEK...WHICH COULD CAUSE FLOODING ALONG HIGHWAY 2 WEST OF MOUNT 
AYR. THIS AREA RECEIVED 3 TO 4 INCHES OF RAINFALL IN A SHORT TIME 
EARLIER THIS EVENING.

FLASH FLOODS OCCUR QUICKLY...MOVE TO HIGHER GROUND. AVOID WATER
COVERED ROADS...THE ROAD MAY BE WASHED OUT. LESS THAN ONE FOOT OF
FAST FLOWING WATER CAN SWEEP AN AUTOMOBILE OFF THE ROAD.

LAT...LON 4090 9493 4060 9490 4059 9404 4088 9404

$$

KINNEY
000 
WGUS73 KDMX 270516
FFSDMX
IAC159-173-270815-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
1213 AM CDT FRI AUG 27 2004

...A FLASH FLOOD WARNING CONTINUES FOR RINGGOLD COUNTY UNTIL 315 
AM CDT...

...THE FLASH FLOOD WARNING WHICH WAS IN EFFECT FOR TAYLOR COUNTY
UNTIL 315 AM CDT HAS BEEN CANCELLED...

STORMS HAVE MOVED OUT OF TAYLOR COUNTY AND LAW ENFORCEMENT REPORTS 
NO FLOODING PROBLEMS...THUS THE WARNING FOR TAYLOR COUNTY HAS BEEN 
CANCELLED.

AT 1213 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE THUNDERSTORMS WITH HEAVY RAINS ACROSS SOUTHERN RINGGOLD 
COUNTY...WITH ISOLATED STORMS IN THE NORTH.

THUNDERSTORMS ARE CONTINUOUSLY REDEVELOPING OVER SOUTHERN RINGGOLD 
COUNTY...RESULTING IN EXCESSIVE RAINFALL. RAINFALL RATES WILL 
AVERAGE 1 TO 2 INCHES PER HOUR THROUGH AT LEAST 1 AM. THE THREAT FOR 
FLASH FLOODING CONTINUES IN SOUTHERN RINGGOLD COUNTY. 

FLASH FLOODS OCCUR QUICKLY...MOVE TO HIGHER GROUND. AVOID WATER
COVERED ROADS...THE ROAD MAY BE WASHED OUT. LESS THAN ONE FOOT OF
FAST FLOWING WATER CAN SWEEP AN AUTOMOBILE OFF THE ROAD.

LAT...LON 4089 9493 4061 9489 4059 9405 4089 9405

$$

KINNEY
000 
WGUS73 KDMX 270620
FFSDMX
IAC159-173-270645-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
119 AM CDT FRI AUG 27 2004

...THE FLASH FLOOD WARNING WHICH WAS IN EFFECT FOR TAYLOR AND
RINGGOLD COUNTIES UNTIL 315 AM CDT HAS BEEN CANCELLED...

STORMS HAVE MOVED OUT OF THE WARNED AREA...THUS THE WARNING HAS BEEN 
CANCELLED. LAW ENFORCEMENT IN TAYLOR AND RINGGOLD COUNTIES REPORTED 
URBAN STREET FLOODING...BUT NO FLASH FLOODING.

LAT...LON 4089 9492 4059 9491 4059 9403 4090 9404

$$

KINNEY

The office that day

Everything else NWS Des Moines, IA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 26, 7:02 PM CDTTornado WarningDMXCarroll43 min
Aug 26, 7:10 PM CDTTornado WarningDMXBoone50 min
Aug 26, 7:41 PM CDTSevere Thunderstorm WarningDMXRinggold, Taylor49 min
Aug 26, 7:46 PM CDTSevere Thunderstorm WarningDMXWebster44 min
Aug 26, 7:49 PM CDTTornado WarningDMXStory41 min
Aug 26, 7:53 PM CDTSevere Thunderstorm WarningDMXPolk37 min
Aug 26, 8:00 PM CDTTornado WarningDMXBoone30 min
Aug 26, 8:04 PM CDTSevere Thunderstorm WarningDMXAdams41 min
Aug 26, 8:26 PM CDTTornado WarningDMXStory34 min
Aug 26, 8:29 PM CDTTornado WarningDMXJasper, Marshall46 min
Aug 26, 8:33 PM CDTSevere Thunderstorm WarningDMXDecatur, Ringgold57 min
Aug 26, 8:36 PM CDTTornado WarningDMXButler54 min
Aug 26, 8:47 PM CDTSevere Thunderstorm WarningDMXMarshall43 min
Aug 26, 9:04 PM CDTSevere Thunderstorm WarningDMXTama41 min
Aug 26, 9:17 PM CDTSevere Thunderstorm WarningDMXJasper, Marshall28 min
Aug 26, 9:20 PM CDTSevere Thunderstorm WarningDMXBlack Hawk, Bremer, Grundy40 min
Aug 26, 9:25 PM CDTSevere Thunderstorm WarningDMXWayne50 min
Aug 26, 9:33 PM CDTSevere Thunderstorm WarningDMXClarke, Union42 min
Aug 26, 9:37 PM CDTSevere Thunderstorm WarningDMXDecatur38 min
Aug 26, 9:44 PM CDTSevere Thunderstorm WarningDMXJasper, Marshall46 min
Aug 26, 10:07 PM CDTSevere Thunderstorm WarningDMXLucas, Monroe38 min
Aug 26, 10:16 PM CDTSevere Thunderstorm WarningDMXDecatur44 min
Aug 26, 10:28 PM CDTSevere Thunderstorm WarningDMXPoweshiek, Wayne47 min
Aug 26, 11:04 PM CDTSevere Thunderstorm WarningDMXMonroe41 min
Aug 26, 11:10 PM CDTSevere Thunderstorm WarningDMXAppanoose50 min
Aug 26, 11:17 PM CDTSevere Thunderstorm WarningDMXWapello43 min
Aug 26, 11:25 PM CDTSevere Thunderstorm WarningDMXDavis50 min
Aug 27, 1:12 AM CDTFlash Flood WarningDMXAppanoose, Davis, Wayne6 hr
Aug 27, 4:05 PM CDTSevere Thunderstorm WarningDMXAppanoose55 min
Aug 27, 5:58 PM CDTSevere Thunderstorm WarningDMXJasper47 min
Aug 27, 6:05 PM CDTSevere Thunderstorm WarningDMXMadison55 min
Aug 27, 6:09 PM CDTSevere Thunderstorm WarningDMXPoweshiek51 min
Aug 27, 6:19 PM CDTSevere Thunderstorm WarningDMXClarke56 min
Aug 27, 6:29 PM CDTSevere Thunderstorm WarningDMXTama61 min
Aug 27, 6:46 PM CDTSevere Thunderstorm WarningDMXJasper44 min

Nearby

Flash Flood Warnings in Iowa, 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.