Alert archive / Iowa / River Flood Warnings in 2009

River Flood Warning 86, NWS Des Moines, IA

August 17, 2009Lucas County, Wayne County, Iowa

NWS Des Moines, IA issued this river flood warning at Aug 17, 2009, 2:30 PM CDT for Lucas County, Wayne County, Iowa. It took effect at Aug 17, 2009, 3:43 PM CDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued: Aug 17, 2009, 2:30 PM CDT (19:30 UTC)
In effect from: Aug 17, 2009, 3:43 PM CDT
Expired: Aug 18, 2009, 3:25 AM CDT
In force: 12 hr
Issued by: NWS Des Moines, IA
Flood severity: Minor

Counties Lucas County, IA, Wayne County, IA

The radar

The Des Moines radar (KDMX), 100 km from the middle of the area, began a volume at 19:31 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 Chariton River near Chariton (CHTI4). The gauge peaked at 15.84 ft at Aug 17, 2009, 8:00 PM CDT.

Action stage: 16 ft
Minor stage: 19.5 ft
Moderate stage: 26 ft
Major stage: 29 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 06903400, 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 Aug 17, 12:38 PM CDT, 1 hour 52 minutes earlier.

Area forecast discussion, Aug 17, 12:38 PM CDT, 1 hour 52 minutes before

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Hazardous weather outlook, Aug 17, 2:29 PM CDT, 1 minute before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DES MOINES IA
229 PM CDT MON AUG 17 2009

IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>075-081>084-
092>094-181930-
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-TAYLOR-RINGGOLD-DECATUR-
229 PM CDT MON AUG 17 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL AND
NORTH CENTRAL IOWA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THUNDERSTORMS WILL SPREAD INTO THE AREA LATE TUESDAY NIGHT...WITH
THE CHANCE FOR THUNDERSTORMS CONTINUING INTO THURSDAY. SEVERE
THUNDERSTORMS ARE A DEFINITE POSSIBILITY WEDNESDAY AFTERNOON AND
EVENING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED WEDNESDAY AND WEDNESDAY EVENING.

IAZ085-086-095>097-181930-
MONROE-WAPELLO-WAYNE-APPANOOSE-DAVIS-
229 PM CDT MON AUG 17 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF FAR SOUTH CENTRAL IOWA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

ISOLATED NON SEVERE THUNDERSTORMS ARE POSSIBLE THROUGH 4 PM.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THUNDERSTORMS WILL SPREAD INTO THE AREA LATE TUESDAY NIGHT...WITH
THE CHANCE FOR THUNDERSTORMS CONTINUING INTO THURSDAY. SEVERE
THUNDERSTORMS ARE A DEFINITE POSSIBILITY WEDNESDAY AFTERNOON AND
EVENING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED WEDNESDAY AND WEDNESDAY EVENING.

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 17, 2:55 AM CDT	Flash Flood Watch	DMX	Appanoose, Clarke, Davis, Decatur, Lucas, Monroe and 3 more	9 hr
Aug 17, 4:56 AM CDT	Areal Flood Advisory	DMX	Appanoose	5 hr

Nearby

River Flood Warnings in Iowa, 2009 Every river flood warning in 2009

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.