Alert archive / Iowa / River Flood Warnings in 2008

River Flood Warning 154, NWS Des Moines, IA

June 10, 2008Polk County, Iowa

NWS Des Moines, IA issued this river flood warning at Jun 10, 2008, 9:56 PM CDT for Polk County, Iowa. It took effect at Jun 10, 2008, 10:10 PM CDT. It was in force for 71 hr.

The area

The counties it named.

The facts

Issued: Jun 10, 2008, 9:56 PM CDT (02:56 UTC)
In effect from: Jun 10, 2008, 10:10 PM CDT
Expired: Jun 13, 2008, 8:45 PM CDT
In force: 71 hr
Issued by: NWS Des Moines, IA
Flood severity: Minor

County Polk County, IA

The radar

The Des Moines radar (KDMX), 13 km from the middle of the area, began a volume at 02:58 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 river

Written for the forecast point Fourmile Creek at Des Moines Easton Blvd (DFMI4). The gauge peaked at 13.02 ft at Jun 12, 2008, 9:00 PM CDT.

Action stage: 9 ft
Minor stage: 12.5 ft
Moderate stage: 14 ft
Major stage: 16 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05485640, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Des Moines, IA wrote its last area forecast discussion before this river flood warning went out at Jun 10, 7:00 PM CDT, 2 hours 56 minutes earlier.

Area forecast discussion, Jun 10, 7:00 PM CDT, 2 hours 56 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DES MOINES IA
700 PM CDT TUE JUN 10 2008

...UPDATED FOR AVIATION DISCUSSION...

.DISCUSSION...
SFC RIDGE MOVG TO THE E OF IA NOW WITH INC SLY FLOW SETTING UP
OVER THE PLAINS. STRONG MSTR TRANSPORT ALREADY UNDERWAY AND
THETA-E ALREADY SHOWING UP IN CLOUDY FIELD IN ARC FM NEAR KDSM-
KFSD LINE. ATTM...DONT THINK THIS WILL FIRE...BUT WILL NEED TO BE
WATCHED. EXPECT AN MCS TO DVLP TO THE NW OF THE CWA OVR NGT AND
WILL MOVE SEWD INTO AT LEAST NRN IA THU MRNG. STTN GETS
COMPLICATED WITH POTENTIAL OUTFLOW BNDRYS FROM THE AM CONVECTION
AS WELL AS THE APPROACHING FNTL BNDRY. WITH VERY STRONG TRASNPORT
CONT INTO THE FRONT THU NGT, FEEL THE ECMWF AND GFS HAVE A GOOD
HANDLE ON THE POSITIONING. PCPN LIKELY OVER DONE AND TONED IT BACK
SOME, BUT STILL WENT 1.5 TO 3 INCHES ACROSS THE CWA IN THE NEXT 48
HRS. THATS THE BAD NEWS...THE GOOD NEWS IS THE PATTERN WILL
CHANGE AFTER THIS SYSTEM MOVS THROUGH...AT LEAST FOR A WHILE. THE
NEXT WEATHER FEATURE IS SLATED TO MOV THRU MON NGT INTO TUE...BUT
THAT LOOOKS MORE LIKE A TYPICAL SYSTEM FOR JUNE. RELATIVELY NORMAL
WEATHER IS LIKELY TO HOLD THROUGH MUCH OF NEXT WEEK BEFORE PTRN
STARTS TO RETURN TO A MORE ACTIVE REGIME. FEEL THE ECMWF HAS A
MUCH BETTER HANDLE ON THIS.

&&

.AVIATION...11/00Z
VFR CONDITION OVERNIGHT INTO WEDNESDAY IN MOST LOCATIONS AS WARM
FRONT SETS UP ACRS NORTHERN IA.  WNDS WL REMAIN STRONG FROM THE
SOUTH WITH SCATTERED THUNDERSTORMS ACRS THE NORTHWEST BY MORNING.

&&

.DMX WATCHES/WARNINGS/ADVISORIES...
FLASH FLOOD WATCH FROM WEDNESDAY AFTERNOON THROUGH THURSDAY
MORNING FOR AUDUBON-BOONE-BREMER-BUTLER-CALHOUN-CARROLL-CASS-
CERRO GORDO-CRAWFORD-DALLAS-EMMET-FRANKLIN-GREENE-GRUNDY-GUTHRIE-
HAMILTON-HANCOCK-HARDIN-HUMBOLDT-KOSSUTH-MARSHALL-PALO ALTO-
POCAHONTAS-SAC-STORY-WEBSTER-WINNEBAGO-WORTH-WRIGHT.

FLASH FLOOD WATCH THROUGH THURSDAY MORNING FOR BLACK HAWK.

&&

MS JUN 08/LEE

Hazardous weather outlook, Jun 10, 9:28 AM CDT, 12 hours 28 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DES MOINES IA
928 AM CDT TUE JUN 10 2008

IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>075-
081>086-092>097-111100-
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-SAC-CALHOUN-
WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-CRAWFORD-CARROLL-GREENE-
BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE-DALLAS-POLK-JASPER-
POWESHIEK-CASS-ADAIR-MADISON-WARREN-MARION-MAHASKA-ADAMS-UNION-
CLARKE-LUCAS-MONROE-WAPELLO-TAYLOR-RINGGOLD-DECATUR-WAYNE-
APPANOOSE-DAVIS-
928 AM CDT TUE JUN 10 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA.

.DAY ONE...TODAY AND TONIGHT

ISOLATED TO SCATTERED THUNDERSTORMS ARE POSSIBLE ALONG AND NORTH
OF HIGHWAY 20 TODAY AND TONIGHT. THERE IS A SMALL CHANCE THAT A
FEW STORMS COULD BECOME SEVERE WITH LARGE HAIL AND DAMAGING WIND
BEING THE MAIN THREAT.

NUMEROUS AREAL AND RIVER FLOOD WARNINGS ARE IN EFFECT ACROSS
CENTRAL IOWA. FOR ADDITIONAL INFORMATION PLEASE REFER TO THE
NATIONAL WEATHER SERVICE WEBSITE AT WEATHER.GOV/DESMOINES.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

MORE SIGNIFICANT THUNDERSTORM CHANCES RETURN TO THE FORECAST FOR
WEDNESDAY AND THURSDAY. SEVERE WEATHER IS POSSIBLE IN THE FORM OF
LARGE HAIL...DAMAGING WIND AND ISOLATED TORNADOES. HEAVY RAIN...
WHICH MAY EXCEED SEVERAL INCHES...MAY OCCUR AS WELL. THIS IS
ESPECIALLY TRUE OVER THE NORTHWEST THIRD OF IOWA. THE ADDITIONAL
HEAVY RAINFALL MAY CAUSE EXISTING FLOODING TO PERSIST OR WORSEN
OR DEVELOP IN OTHER AREAS.

CHANCES FOR THUNDERSTORMS ALSO EXIST IN SOME PARTS OF THE STATE
FRIDAY AND AGAIN ON SUNDAY. THE SEVERE WEATHER POTENTIAL AT THIS
TIME LOOKS TO BE MINIMAL WHILE THE HEAVY RAIN POTENTIAL HAS YET TO
BE DETERMINED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED WEDNESDAY AND AGAIN ON THURSDAY.

AN EMERGENCY MANAGER CONFERENCE CALL WILL BE HELD TODAY AT NOON.

In the hours before

Local storm report, Jun 10, 8:24 PM CDT, 1 hour 32 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 10, 7:56 PM CDT	Severe Thunderstorm Warning	DMX	Cerro Gordo, Worth	38 min
Jun 10, 8:51 PM CDT	Areal Flood Warning	DMX	Black Hawk, Boone, Bremer, Butler, Calhoun, Cerro Gordo and 19 more	12 hr
Jun 10, 8:54 PM CDT	Severe Thunderstorm Warning	DMX	Worth	36 min
Jun 11, 6:05 AM CDT	Flash Flood Warning	DMX	Crawford	4 hr
Jun 11, 7:05 AM CDT	Wind Advisory	DMX	Adams, Audubon, Calhoun, Carroll, Cass, Crawford and 5 more	6 hr
Jun 11, 8:39 AM CDT	Areal Flood Warning	DMX	Black Hawk, Boone, Bremer, Butler, Calhoun, Cerro Gordo and 19 more	24 hr
Jun 11, 8:48 AM CDT	Flash Flood Warning	DMX	Taylor	3 hr
Jun 11, 10:08 AM CDT	Areal Flood Warning	DMX	Crawford	5 hr
Jun 11, 11:03 AM CDT	Flash Flood Warning	DMX	Madison	118 min
Jun 11, 11:26 AM CDT	River Flood Warning	DMX	Greene	23 hr
Jun 11, 11:26 AM CDT	River Flood Warning	DMX	Madison, Warren	3 days
Jun 11, 11:26 AM CDT	River Flood Warning	DMX	Story	23 hr
Jun 11, 11:26 AM CDT	River Flood Warning	DMX	Palo Alto	9 hr
Jun 11, 11:26 AM CDT	River Flood Warning	DMX	Dallas, Guthrie	55 hr
Jun 11, 11:26 AM CDT	River Flood Warning	DMX	Warren	23 hr
Jun 11, 11:26 AM CDT	River Flood Warning	DMX	Story	40 hr
Jun 11, 6:59 PM CDT	Tornado Warning	DMX	Crawford	46 min

Nearby

River Flood Warnings in Iowa, 2008 Every river flood warning in 2008

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.