Alert archive / Iowa / Flash Flood Warnings in 2005
Flash Flood Warning 3, NWS Des Moines, IA
NWS Des Moines, IA issued this flash flood warning at May 7, 2005, 4:06 AM CDT for Hancock County, Kossuth 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
- May 7, 2005, 4:06 AM CDT (09:06 UTC)
- Expired
- May 7, 2005, 10:00 AM CDT
- In force
- 6 hr
- Issued by
- NWS Des Moines, IA
- Area
- Counties, with a storm outline in the text
Counties Hancock County, IA, Kossuth County, IA
The radar
The Des Moines radar (KDMX), 154 km from the middle of the area, began a volume at 09:08 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, 9.1 hours before the alert went out and 194 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2600 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS53 KDMX 070915 FFWDMX IAC081-109-071500- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE DES MOINES IA 406 AM CDT SAT MAY 7 2005 THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A * FLASH FLOOD WARNING FOR... HANCOCK COUNTY IN NORTH CENTRAL IOWA. CENTRAL AND SOUTHERN KOSSUTH COUNTY IN NORTH CENTRAL IOWA. * UNTIL 1000 AM CDT. * AT 404 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. DOPPLER RADAR ESTIMATED 2 TO 3 INCHES OF RAINFALL IN THE PAST THREE HOURS. AN ADDITIONAL TWO INCHES IS POSSIBLE THROUGH 6 AM. THE HEAVIEST RAINFALL IS EXPECTED FROM NEAR ALGONA THROUGH WESLEY TO JUST SOUTH OF BRITT. SLOW MOVING THUNDERSTORMS ARE PRODUCING TORRENTIAL RAINFALL IN THE WARNED AREA. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE LINDSEY CREEK...PRAIRIE CREEK...AND THE BOONE RIVER. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW LYING AREAS ARE SUBJECT TO FLOODING. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. 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. TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN DES MOINES. LAT...LON 4323 9353 4293 9354 4294 9442 4324 9444 $$ JAW
4 follow-up statements
000 WGUS73 KDMX 071024 FFSDMX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 516 AM CDT SAT MAY 7 2005 IAC081-109-071500- KOSSUTH IA-HANCOCK IA- 516 AM CDT SAT MAY 7 2005 ...FLASH FLOOD WARNING CONTINUES FOR HANCOCK AND CENTRAL AND SOUTHERN KOSSUTH COUNTIES UNTIL 1000 AM CDT... AT 513 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. DOPPLER RADAR ESTIMATED 2 TO 4 INCHES OF RAIN HAD FALLEN OVER SOUTHERN HANCOCK COUNTY AND PORTIONS OF CENTRAL KOSSUTH COUNTY. THE HEAVIEST RAINFALL OCCURRED FROM GOODELL AND KANAWHA TO JUST SOUTH OF BRITT. OTHER HEAVY RAIN FELL BETWEEN ALGONA AND FENTON. SLOW MOVING THUNDERSTORMS ARE PRODUCING VERY HEAVY RAINFALL IN THE WARNED AREA. THROUGH 630 AM THE HEAVIEST ADDITIONAL RAIN WILL OCCUR OVER SOUTHERN HANCOCK COUNTY AND SOUTHEAST KOSSUTH COUNTY. AN ADDITIONAL INCH OR TWO OF RAIN MAY OCCUR. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE CORWITH...FENTON...GOODELL...KANAWHA...AND WESLEY. ADDITIONAL AREAS THAT WILL LIKELY EXPERIENCE FLOODING INCLUDE LINDSEY CREEK...PRAIRIE CREEK...AND THE BOONE RIVER. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. TURN AROUND...DONT DROWN REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY SO THAT THEY MAY TAKE APPROPRIATE ACTION TO CLOSE FLOODED ROADWAYS. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN DES MOINES. $$ JAW
000 WGUS73 KDMX 071126 FFSDMX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 617 AM CDT SAT MAY 7 2005 IAC081-109-071500- KOSSUTH IA-HANCOCK IA- 617 AM CDT SAT MAY 7 2005 ...FLASH FLOOD WARNING CONTINUES FOR HANCOCK AND CENTRAL AND SOUTHERN KOSSUTH COUNTIES UNTIL 1000 AM CDT... AT 613 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SCATTERED SHOWERS AND THUNDERSTORMS ACROSS THE WARNED AREA. DOPPLER RADAR ESTIMATED THAT 3 TO 5 INCHES OF RAIN FELL OVER SOUTHERN PORTIONS OF HANCOCK COUNTY WITH 2 TO 3.5 INCHES OVER PORTIONS OF KOSSUTH COUNTY. MODERATE RAIN CONTINUES TO FALL ACROSS THE WARNED AREA. ADDITIONAL RAINFALL AMOUNTS OF AN INCH REMAIN POSSIBLE THROUGH 8 AM. THE HEAVIEST RAINFALL WILL OCCUR OVER HANCOCK COUNTY. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE CORWITH...FENTON...GOODELL... KANAWHA...AND WESLEY. ADDITIONAL AREAS THAT WILL LIKELY EXPERIENCE FLOODING INCLUDE LINDSEY CREEK...PRAIRIE CREEK...AND THE BOONE RIVER. 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. TURN AROUND...DONT DROWN MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY SO THAT THEY MAY TAKE APPROPRIATE ACTION TO CLOSE FLOODED ROADWAYS. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN DES MOINES. $$ JAW
000 WGUS73 KDMX 071248 FFSDMX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 740 AM CDT SAT MAY 7 2005 IAC081-109-071500- KOSSUTH IA-HANCOCK IA- 740 AM CDT SAT MAY 7 2005 ...FLASH FLOOD WARNING CONTINUES FOR HANCOCK COUNTY AND CENTRAL AND SOUTHERN KOSSUTH COUNTY UNTIL 1000 AM CDT... AT 740 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SCATTERED LIGHT TO MODERATE SHOWERS ACROSS THE WARNED AREA. DOPPLER RADAR ESTIMATED THAT 3 TO 5 INCHES OF RAIN FELL OVERNIGHT IN PORTIONS OF THE WARNED AREA. THE HIGHEST RAINFALL AMOUNTS OCCURRED OVER SOUTHERN HANCOCK COUNTY FROM EAST OF GOODELL TO NORTHWEST OF KANAWHA. LITTLE ADDITIONAL RAINFALL IS EXPECTED THROUGH THE MORNING HOURS. AVERAGE ADDITIONAL RAINFALL AMOUNTS WILL BE AROUND A QUARTER INCH. RUNOFF FROM EARLIER EXCESSIVE RAINFALL MAY CAUSE A CONTINUATION OF FLOODING NEAR CREEKS AND LOW LYING DRAINAGE AREAS. SOME LOCATIONS THAT MAY EXPERIENCE FLOODING INCLUDE AREAS NEAR...WESLEY... CORWITH...KANAWHA...AND GOODELL. ADDITIONAL AREAS THAT MAY EXPERIENCE FLOODING INCLUDE LINDSEY CREEK...PRAIRIE CREEK...BLACK CAT CREEK AND THE BOONE RIVER. REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY SO THAT THEY MAY TAKE APPROPRIATE ACTION TO CLOSE FLOODED ROADWAYS. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN DES MOINES. $$ JAW
000 WGUS73 KDMX 071410 FFSDMX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 908 AM CDT SAT MAY 7 2005 IAC081-109-071418- KOSSUTH IA-HANCOCK IA- 908 AM CDT SAT MAY 7 2005 ...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR HANCOCK AND KOSSUTH COUNTIES HAS BEEN CANCELED... 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. SOME WATER WILL REMAIN STANDING IN FIELDS. IF FLOODING HAS BEEN OBSERVED...PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY. $$ JAW
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 6, 8:08 PM CDT | Severe Thunderstorm Warning | DMX | Carroll | 52 min |
| May 6, 9:12 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun | 49 min |
| May 6, 10:33 PM CDT | Severe Thunderstorm Warning | DMX | Humboldt | 42 min |
| May 6, 10:36 PM CDT | Severe Thunderstorm Warning | DMX | Calhoun, Webster | 39 min |
| May 6, 11:26 PM CDT | Severe Thunderstorm Warning | DMX | Hamilton, Webster | 49 min |
Nearby
Flash Flood Warnings in Iowa, 2005Every flash flood warning in 2005
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.