Alert archive / Iowa / Flash Flood Warnings in 2004
Flash Flood Warning 48, NWS Des Moines, IA
NWS Des Moines, IA issued this flash flood warning at Aug 27, 2004, 1:12 AM CDT for Appanoose County, Davis County, Wayne 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 27, 2004, 1:12 AM CDT (06:12 UTC)
- Expired
- Aug 27, 2004, 7:15 AM CDT
- In force
- 6 hr
- Issued by
- NWS Des Moines, IA
- Area
- Counties, with a storm outline in the text
Counties Appanoose County, IA, Davis County, IA, Wayne County, IA
The radar
The Des Moines radar (KDMX), 134 km from the middle of the area, began a volume at 06:14 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
Davenport, (KDVN), launched 00:00Z, 6.2 hours before the alert went out and 210 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.
- Mixed-layer CAPE
- 3587 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 948 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 132 m²/s²
- 0-3 km storm-relative helicity
- 211 m²/s²
- Significant tornado parameter
- 3.5
- Supercell composite
- 18.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS53 KDMX 270612 FFWDMX IAC007-051-185-271215- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE DES MOINES IA 112 AM CDT FRI AUG 27 2004 THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A * FLASH FLOOD WARNING FOR... APPANOOSE COUNTY IN SOUTH CENTRAL IOWA WAYNE COUNTY IN SOUTH CENTRAL IOWA DAVIS COUNTY IN SOUTHEAST IOWA * UNTIL 715 AM CDT * AT 106 AM 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 CREEKS AND STREAMS...AND URBAN AREAS. ADDITIONAL HEAVY RAINFALL IS EXPECTED OVER THE WARNING AREA THROUGH AT LEAST 3 AM. AT 1 AM...WAYNE COUNTY LAW ENFORCEMENT REPORTED WATER OVER HIGHWAY 2...ONE HALF MILE EAST OF PROMISE CITY. OTHER WARNING LOCATIONS INCLUDE... ALLERTON...BLOOMFIELD...BLOOMFIELD MUNICIPAL AIRPORT...CENTERVILLE... CENTERVILLE MUNICIPAL AIRPORT...CINCINNATI...CLIO...CORYDON... DRAKESVILLE...EXLINE...FLORIS...HUMESTON...MILLERTON...MORAVIA... MOULTON...MYSTIC...NUMA...PLANO...PROMISE CITY...PULASKI...RATHBUN... SEYMOUR...UDELL AND UNIONVILLE 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 9220 4061 9220 4059 9356 4089 9356 $$ KINNEY
5 follow-up statements
000 WGUS73 KDMX 270723 FFSDMX IAC007-051-185-271215- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 220 AM CDT FRI AUG 27 2004 ...A FLASH FLOOD WARNING CONTINUES FOR DAVIS...WAYNE AND APPANOOSE COUNTIES UNTIL 715 AM CDT... AT 220 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE THUNDERSTORMS WITH HEAVY RAINS OVER THE WARNING AREA. WARNING LOCATIONS INCLUDE ALLERTON...BLOOMFIELD...BLOOMFIELD MUNICIPAL AIRPORT...CENTERVILLE MUNICIPAL AIRPORT...CINCINNATI...CLIO...CORYDON...DRAKESVILLE...EXLINE...FLORIS ...HUMESTON...MILLERTON...MORAVIA...MOULTON...MYSTIC...NUMA...PLANO.. .PROMISE CITY...PULASKI...RATHBUN...SEYMOUR...UDELL AND UNIONVILLE. THUNDERSTORMS ARE CONTINUOUSLY REDEVELOPING AND MOVING OVER THE WARNING AREA...RESULTING IN EXCESSIVE RAINFALL. SCATTERED RAINFALL RATES OF 1 TO 2 INCHES PER HOUR WILL CONTINUE THROUGH AT LEAST 4 AM. THIS COULD PRODUCE FLASH FLOODING ALONG CREEKS AND STREAMS...LOW LYING AREAS...AND URBAN AREAS. THE OBSERVER IN SEYMOUR IN WAYNE COUNTY REPORTED 3.3 INCHES OF RAIN THROUGH 2 AM...AND AREAS TO THE WEST THROUGH CLIO HAVE RECEIVED 4 INCHES OR MORE. THE HEAVIEST RAIN WAS LOCATED IN DAVIS COUNTY AT 220 AM CDT...WHERE 2 TO 3 INCHES HAVE ALREADY FALLEN. LAW ENFORCEMENT HAS REPORTED SCATTERED STREET FLOODING OVER THE WARNING AREA...AS WELL AS WATER OVER HIGHWAY 2 NEAR PROMISE CITY IN WAYNE COUNTY FLASH FLOODS OCCUR QUICKLY...MOVE TO HIGHER GROUND. AVOID WATER COVERED ROADS...THE ROAD MAY BE WASHED OUT. LESS THAN ONE FOOT OF FAST FLOWING WATER CAN SWEEP AN AUTOMOBILE OFF THE ROAD. LAT...LON 4087 9356 4059 9355 4062 9221 4090 9220 $$ KINNEY
000 WGUS73 KDMX 270826 FFSDMX IAC007-051-185-271215- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 325 AM CDT FRI AUG 27 2004 ...A FLASH FLOOD WARNING CONTINUES FOR DAVIS...WAYNE AND APPANOOSE COUNTIES UNTIL 715 AM CDT... AT 320 AM CDT...NATIONAL WEATHER SERVICE RADAR CONTINUED TO INDICATE THUNDERSTORMS WITH HEAVY RAINS OVER APPANOOSE AND DAVIS COUNTIES. IN WAYNE COUNTY...ONLY A FEW STORMS WERE OCCURRING. WARNING LOCATIONS INCLUDE ALLERTON...BLOOMFIELD...CENTERVILLE... CINCINNATI...CLIO...CORYDON...DRAKESVILLE...EXLINE...FLORIS... HUMESTON...MILLERTON...MORAVIA...MOULTON...MYSTIC...NUMA...PLANO... PROMISE CITY...PULASKI...RATHBUN...SEYMOUR...UDELL AND UNIONVILLE. THUNDERSTORMS ARE FINALLY SHIFTING EASTWARD OVER APPANOOSE AND DAVIS COUNTIES...AND HAVE INCREASED IN SPEED SLIGHTLY. STILL...HEAVY RAINFALL WILL LIKELY OCCUR OVER THE WARNING AREA FOR YET SEVERAL MORE HOURS...BUT WITH A GRADUAL DECREASE IN COVERAGE. SCATTERED RAINFALL RATES OF 1 TO 2 INCHES PER HOUR WILL STILL BE LIKELY. RADAR AND SATELLITE OBSERVATIONS INDICATED THAT THREE TO FIVE INCHES OF RAIN HAS FALLEN IN A 15 MILE WIDE BAND...ALONG AND SOUTH OF HIGHWAY 2 EAST OF INTERSTATE 35. GREATEST RAINFALLS WERE LOCATED IN SOUTHWEST WAYNE COUNTY AROUND CLIO. 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 4087 9356 4059 9355 4062 9221 4090 9220 $$ MYERS
000 WGUS73 KDMX 270920 FFSDMX IAC007-051-185-271215- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 420 AM CDT FRI AUG 27 2004 ...A FLASH FLOOD WARNING CONTINUES FOR DAVIS...WAYNE AND APPANOOSE COUNTIES UNTIL 715 AM CDT... AT 415 AM CDT...NATIONAL WEATHER SERVICE RADAR CONTINUED TO INDICATE THUNDERSTORMS WITH HEAVY RAINS OVER PORTIONS OF APPANOOSE AND DAVIS COUNTIES. IN WAYNE COUNTY...ONLY A FEW STORMS WERE OCCURRING. WARNING LOCATIONS INCLUDE ALLERTON...BLOOMFIELD...CENTERVILLE... CINCINNATI...CLIO...CORYDON...DRAKESVILLE...EXLINE...FLORIS... HUMESTON...MILLERTON...MORAVIA...MOULTON...MYSTIC...NUMA...PLANO... PROMISE CITY...PULASKI...RATHBUN...SEYMOUR...UDELL AND UNIONVILLE. THUNDERSTORMS CONTINUE TO SHIFT EASTWARD INTO FAR SOUTHEAST IOWA...ALBEIT SLOWLY. MOST STORMS WILL OCCUR IN DAVIS COUNTY FOR THE NEXT HOUR OR TWO...WHILE SOME STORMS ROLL OVER SOUTHEAST APPANOOSE. STORMS CONTINUE TO DECREASE IN COVERAGE AS THE FOCUS FOR REDEVELOPMENT SHIFTS EAST AND SOUTH. RAINFALL RATES ARE BEGINNING TO DECREASE SOMEWHAT AS WELL. STILL...ADDITIONAL RAINFALL OF ONE TO TWO INCHES CAN BE EXPECTED IN PORTIONS OF DAVIS COUNTY. RADAR AND SATELLITE OBSERVATIONS INDICATED THAT THREE TO FIVE AND HALF INCHES OF RAIN HAS FALLEN IN A 15 MILE WIDE BAND...ALONG AND SOUTH OF HIGHWAY 2 EAST OF INTERSTATE 35. GREATEST RAINFALLS WERE LOCATED IN SOUTHWEST WAYNE COUNTY AROUND CLIO...IN APPANOOSE AROUND CENTERVILLE AND ACROSS CENTRAL AND SOUTHERN DAVIS COUNTY. FLASH FLOODS OCCUR QUICKLY. IF OUT DRIVING EARLY THIS MORNING...BE ON THE LOOKOUT FOR WATER COVERED ROADS. DO NOT DRIVE THROUGH WATER OF UNKNOWN DEPTH. PLEASE REPORT FLOODING TO LAW ENFORCEMENT. LAT...LON 4087 9356 4059 9355 4062 9221 4090 9220 $$ MYERS
000 WGUS73 KDMX 271008 FFSDMX IAC007-051-185-271215- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 520 AM CDT FRI AUG 27 2004 ...A FLASH FLOOD WARNING CONTINUES FOR DAVIS...WAYNE AND APPANOOSE COUNTIES UNTIL 715 AM CDT... AT 515 AM CDT...NATIONAL WEATHER SERVICE RADAR CONTINUED TO INDICATE THUNDERSTORMS WITH HEAVY RAINS OVER PORTIONS OF DAVIS COUNTY. IN APPANOOSE WAYNE COUNTIES..ONLY A FEW STORMS WERE OCCURRING. WARNING LOCATIONS INCLUDE ALLERTON...BLOOMFIELD...CENTERVILLE... CINCINNATI...CLIO...CORYDON...DRAKESVILLE...EXLINE...FLORIS... HUMESTON...MILLERTON...MORAVIA...MOULTON...MYSTIC...NUMA...PLANO... PROMISE CITY...PULASKI...RATHBUN...SEYMOUR...UDELL AND UNIONVILLE. THUNDERSTORMS CONTINUE TO SHIFT EASTWARD INTO FAR SOUTHEAST IOWA. MOST STORMS WILL OCCUR IN DAVIS COUNTY FOR THE NEXT HOUR. STORMS CONTINUE TO DECREASE IN COVERAGE AS THE FOCUS FOR REDEVELOPMENT SHIFTS EAST AND SOUTH. RAINFALL RATES ARE BEGINNING TO DECREASE SOMEWHAT AS WELL. STILL...ADDITIONAL RAINFALL OF ONE TO TWO INCHES CAN BE EXPECTED IN PORTIONS OF DAVIS COUNTY. RADAR AND SATELLITE OBSERVATIONS INDICATED THAT THREE TO FIVE AND HALF INCHES OF RAIN HAS FALLEN IN A 15 MILE WIDE BAND...ALONG AND SOUTH OF HIGHWAY 2 EAST OF INTERSTATE 35. GREATEST RAINFALLS WERE LOCATED IN SOUTHWEST WAYNE COUNTY AROUND CLIO...IN APPANOOSE AROUND CENTERVILLE AND ACROSS CENTRAL AND SOUTHERN DAVIS COUNTY. FLASH FLOODS OCCUR QUICKLY. IF OUT DRIVING EARLY THIS MORNING...BE ON THE LOOKOUT FOR WATER COVERED ROADS. DO NOT DRIVE THROUGH WATER OF UNKNOWN DEPTH. PLEASE REPORT FLOODING TO LAW ENFORCEMENT. LAT...LON 4087 9356 4059 9355 4062 9221 4090 9220 $$ MYERS/FORSTER
000 WGUS73 KDMX 271141 FFSDMX IAC007-051-185-271215- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 630 AM CDT FRI AUG 27 2004 ...A FLASH FLOOD WARNING FOR DAVIS...WAYNE AND APPANOOSE COUNTIES HAS BEEN CANCELLED... AT 630 AM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED THUNDERSTORMS WITH HEAVY RAINS HAVE MOVED OUT OF THE AREA OF CONCERN. RADAR AND SATELLITE OBSERVATIONS INDICATED THAT THREE TO FIVE INCHES OF RAIN HAS FALLEN IN A 15 MILE WIDE BAND...ALONG AND SOUTH OF HIGHWAY 2 EAST OF INTERSTATE 35. GREATEST RAINFALL WAS LOCATED IN SOUTHWEST WAYNE COUNTY AROUND CLIO...IN APPANOOSE AROUND CENTERVILLE AND ACROSS CENTRAL AND SOUTHERN DAVIS COUNTY. REPORTS OF BASEMENT FLOODING WERE RECEIVED FROM APPANOOSE AND WAYNE COUNTIES VIA LAW ENFORCEMENT. REDEVELOPMENT IS EXPECTED LATER TODAY AND THE AREA REMAINS IN A FLOOD WATCH FOR THIS MORNING AND EVENING. $$ FORSTER
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 26, 7:02 PM CDT | Tornado Warning | DMX | Carroll | 43 min |
| Aug 26, 7:10 PM CDT | Tornado Warning | DMX | Boone | 50 min |
| Aug 26, 7:41 PM CDT | Severe Thunderstorm Warning | DMX | Ringgold, Taylor | 49 min |
| Aug 26, 7:46 PM CDT | Severe Thunderstorm Warning | DMX | Webster | 44 min |
| Aug 26, 7:49 PM CDT | Tornado Warning | DMX | Story | 41 min |
| Aug 26, 7:53 PM CDT | Severe Thunderstorm Warning | DMX | Polk | 37 min |
| Aug 26, 8:00 PM CDT | Tornado Warning | DMX | Boone | 30 min |
| Aug 26, 8:04 PM CDT | Severe Thunderstorm Warning | DMX | Adams | 41 min |
| Aug 26, 8:26 PM CDT | Tornado Warning | DMX | Story | 34 min |
| Aug 26, 8:29 PM CDT | Tornado Warning | DMX | Jasper, Marshall | 46 min |
| Aug 26, 8:33 PM CDT | Severe Thunderstorm Warning | DMX | Decatur, Ringgold | 57 min |
| Aug 26, 8:36 PM CDT | Tornado Warning | DMX | Butler | 54 min |
| Aug 26, 8:47 PM CDT | Severe Thunderstorm Warning | DMX | Marshall | 43 min |
| Aug 26, 9:04 PM CDT | Severe Thunderstorm Warning | DMX | Tama | 41 min |
| Aug 26, 9:17 PM CDT | Flash Flood Warning | DMX | Ringgold, Taylor | 6 hr |
| Aug 26, 9:17 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marshall | 28 min |
| Aug 26, 9:20 PM CDT | Severe Thunderstorm Warning | DMX | Black Hawk, Bremer, Grundy | 40 min |
| Aug 26, 9:25 PM CDT | Severe Thunderstorm Warning | DMX | Wayne | 50 min |
| Aug 26, 9:33 PM CDT | Severe Thunderstorm Warning | DMX | Clarke, Union | 42 min |
| Aug 26, 9:37 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 38 min |
| Aug 26, 9:44 PM CDT | Severe Thunderstorm Warning | DMX | Jasper, Marshall | 46 min |
| Aug 26, 10:07 PM CDT | Severe Thunderstorm Warning | DMX | Lucas, Monroe | 38 min |
| Aug 26, 10:16 PM CDT | Severe Thunderstorm Warning | DMX | Decatur | 44 min |
| Aug 26, 10:28 PM CDT | Severe Thunderstorm Warning | DMX | Poweshiek, Wayne | 47 min |
| Aug 26, 11:04 PM CDT | Severe Thunderstorm Warning | DMX | Monroe | 41 min |
| Aug 26, 11:10 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose | 50 min |
| Aug 26, 11:17 PM CDT | Severe Thunderstorm Warning | DMX | Wapello | 43 min |
| Aug 26, 11:25 PM CDT | Severe Thunderstorm Warning | DMX | Davis | 50 min |
| Aug 27, 4:05 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose | 55 min |
| Aug 27, 5:58 PM CDT | Severe Thunderstorm Warning | DMX | Jasper | 47 min |
| Aug 27, 6:05 PM CDT | Severe Thunderstorm Warning | DMX | Madison | 55 min |
| Aug 27, 6:09 PM CDT | Severe Thunderstorm Warning | DMX | Poweshiek | 51 min |
| Aug 27, 6:19 PM CDT | Severe Thunderstorm Warning | DMX | Clarke | 56 min |
| Aug 27, 6:29 PM CDT | Severe Thunderstorm Warning | DMX | Tama | 61 min |
| Aug 27, 6:46 PM CDT | Severe Thunderstorm Warning | DMX | Jasper | 44 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.