Flash Flood Warning 9, NWS Des Moines, IA

Issued

Jun 12, 2001, 1:51 PM CDT (18:51 UTC)

Expired

Jun 12, 2001, 5:00 PM CDT

In force

3 hr

Issued by

NWS Des Moines, IA

Area

Whole counties; the outline is the Mesonet’s reconstruction

Counties Boone County, IA, Story County, IA

The Des Moines radar (KDMX), 30 km from the middle of the area, began a volume at 18:51 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.

000 
WGUS53 KDMX 121851
FFWDSM
IAC015-169-122200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
151 PM CDT TUE JUN 12 2001

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL AND SOUTHERN BOONE COUNTY IN CENTRAL IOWA
  CENTRAL AND SOUTHERN STORY COUNTY IN CENTRAL IOWA

* UNTIL 500 PM CDT

* AT 141 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH FLASH FLOOD PRODUCING RAINS 25 MILES WEST OF
  OGDEN...OR ABOUT 42 MILES SOUTHWEST OF FORT DODGE...MOVING EAST AT
  20 MPH.

  WARNING LOCATIONS INCLUDE HUXLEY...MAXWELL...KELLEY..AND CAMBRIDGE.

* THUNDERSTORMS ARE CONTINUOUSLY REDEVELOPING OVER THE WARNING
  AREA...RESULTING IN EXCESSIVE RAINFALL. RAINFALL RATES WILL AVERAGE
  1 TO 2 INCHES PER HOUR.  THIS WILL PRODUCE FLASH FLOODING ALONG
  BEAVER CREEK...BIG CREEK...BALLARD CREEK...AND INDIAN CREEK
  BASINS...AS WELL AS OTHER SMALL TRIBUTARIES OF THE DES MOINES AND
  SOUTH SKUNK RIVER SOUTH OF BOONE AND AMES.

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA...LIVING NEAR THE AFFECTED
WATERWAYS...YOU SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND
PROPERTY.

LAT...LON 4206 9418 4187 9418 4188 9325 4208 9326

SMALL

Flash Flood Warnings in Iowa, 2001Every flash flood warning in 2001

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.