Alert archive / Iowa / Flash Flood Warnings in 2006
Flash Flood Warning 2, NWS Des Moines, IA
NWS Des Moines, IA issued this flash flood warning at Aug 1, 2006, 9:44 PM CDT for Emmet 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 1, 2006, 9:44 PM CDT (02:44 UTC)
- Expired
- Aug 2, 2006, 3:30 AM CDT
- In force
- 6 hr
- Issued by
- NWS Des Moines, IA
- Area
- Counties, with a storm outline in the text
County Emmet County, IA
The radar
The Sioux Falls radar (KFSD), 170 km from the middle of the area, began a volume at 02:44 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
Minneapolis, MN (KMPX), launched 00:00Z, 2.7 hours before the alert went out and 181 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
- 778 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 476 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 215 m²/s²
- 0-3 km storm-relative helicity
- 479 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 7.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS53 KDMX 020246 FFWDMX IAC063-020830- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE DES MOINES IA 944 PM CDT TUE AUG 1 2006 THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A * FLASH FLOOD WARNING FOR... EMMET COUNTY IN NORTHWEST IOWA * UNTIL 330 AM CDT * AT 941 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. DOPPLER RADAR ESTIMATED. 2 TO 3 INCHES OF RAINFALL HAS OCCURRED SO FAR. * RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. COUNTY ROADS IN AND NEAR ESTHERVILLE ARE ESPECIALLY PRONE TO FLOODING. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE WARNED AREA. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS. LAT...LON 4350 9446 4326 9446 4326 9490 4349 9490 $$ KINNEY
4 follow-up statements
000 WGUS73 KDMX 020415 FFSDMX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 1111 PM CDT TUE AUG 1 2006 IAC063-020830- EMMET IA- 1111 PM CDT TUE AUG 1 2006 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR EMMET COUNTY UNTIL 330 AM CDT... AT 1112 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAINFALL MOVING INTO SOUTHERN EMMET COUNTY. OVER 3 INCHES OF RAIN HAS FALL SO FAR IN ESTHERVILLE...AND EMERGENCY MANAGMENT HAS RECEIVED REPORTS OF AROUND 4 INCHES NORTH OF ESTHERVILLE. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...ESTHERVILLE AND COUNTY ROADS AROUND ESTHERVILLE. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. LAT...LON 4350 9446 4326 9446 4326 9490 4349 9490 $$ KINNEY
000 WGUS73 KDMX 020523 FFSDMX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 1219 AM CDT WED AUG 2 2006 IAC063-020830- EMMET IA- 1219 AM CDT WED AUG 2 2006 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR EMMET COUNTY UNTIL 330 AM CDT... AT 1218 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT RAINFALL INTENSITY HAD DIMINISHED ACROSS EMMET COUNTY. HOWEVER...FLASH FLOODING ALONG RURAL COUNTY AND GRAVEL ROADS...AND ALONG SMALL STREAMS IS STILL POSSIBLE EARLY THIS MORNING. ADDITIONAL THUNDERSTORMS WILL LIKELY MOVE NORTHEAST INTO EMMET COUNTY AND COULD PRODUCE UP TO AN ADDITIONAL INCH BY 3 AM. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. IF FLOODING IS OBSERVED...ACT QUICKLY. DO NOT ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. LAT...LON 4350 9446 4326 9446 4326 9490 4349 9490 $$ KINNEY
000 WGUS73 KDMX 020619 FFSDMX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 117 AM CDT WED AUG 2 2006 IAC063-020830- EMMET IA- 117 AM CDT WED AUG 2 2006 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR EMMET COUNTY UNTIL 330 AM CDT... AT 112 AM CDT...THE PUBLIC REPORTED THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. DOPPLER RADAR ESTIMATED 2 TO 3 INCHES AND CONTINUING TO RAIN THOUGH THE RAIN HAS DECREASED IN INTENSITY. SLOW MOVING THUNDERSTORMS ARE PRODUCING VERY HEAVY RAINFALL IN THE WARNED AREA. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...ESTHERVILLE. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. LAT...LON 4350 9446 4326 9446 4326 9490 4349 9490 $$ FORSTER
000 WGUS73 KDMX 020830 FFSDMX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 327 AM CDT WED AUG 2 2006 IAC063-020837- EMMET IA- 327 AM CDT WED AUG 2 2006 ...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR EMMET COUNTY WILL EXPIRE AT 330 AM CDT... EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED... PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY. A LINE OF SHOWERS AND THUNDERSTORMS WILL MOVE ACROSS EMMET COUNTY THROUGH 4 AM. ADDITIONAL RAINFALL FROM THIS LINE WILL BE AROUND ONE HALF INCH OR LESS AND IS NOT EXPECTED TO PRODUCE ANY ADDITIONAL PROBLEMS. A FLASH FLOOD WATCH DOES REMAIN IN EFFECT FOR EMMET COUNTY UNTIL 7 AM. LAT...LON 4350 9446 4326 9446 4326 9490 4349 9490 $$ COGIL
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 7:56 PM CDT | Severe Thunderstorm Warning | DMX | Emmet | 34 min |
| Aug 1, 8:29 PM CDT | Severe Thunderstorm Warning | DMX | Emmet | 31 min |
| Aug 1, 9:01 PM CDT | Severe Thunderstorm Warning | DMX | Palo Alto | 37 min |
| Aug 1, 10:20 PM CDT | Flash Flood Warning | DMX | Kossuth, Palo Alto | 6 hr |
| Aug 1, 10:21 PM CDT | Flash Flood Warning | DMX | Cerro Gordo, Hancock, Winnebago, Worth | 6 hr |
| Aug 1, 10:37 PM CDT | Severe Thunderstorm Warning | DMX | Crawford | 38 min |
| Aug 1, 11:02 PM CDT | Flash Flood Warning | DMX | Pocahontas | 6 hr |
| Aug 2, 12:31 AM CDT | Severe Thunderstorm Warning | DMX | Franklin, Wright | 44 min |
| Aug 2, 12:50 AM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo | 25 min |
Nearby
Flash Flood Warnings in Iowa, 2006Every flash flood warning in 2006
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.