Flash Flood Warning 10, NWS Des Moines, IA

Issued

Jun 12, 2001, 2:12 PM CDT (19:12 UTC)

Expired

Jun 12, 2001, 4:15 PM CDT

In force

2 hr

Issued by

NWS Des Moines, IA

Area

Whole counties; the outline is the Mesonet’s reconstruction

County Greene County, IA

The Des Moines radar (KDMX), 67 km from the middle of the area, began a volume at 19:11 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 121913
FFWDMX
IAC073-122110-

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

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL AND SOUTHERN GREENE COUNTY IN WEST CENTRAL IOWA

* UNTIL 415 PM CDT

* AT 206 PM...AMATEUR RADIO OPERATORS REPORTED FLASH FLOODING ACROSS
  SOUTHERN GREENE COUNTY.  GRAVEL ROADS WERE BEING OVERRUN WITH RUNNING
  WATER 7 MILES NORTHWEST OF JAMAICA.  THE WATER WAS ESTIMATED TO RISE
  3 FEET IN 10 MINUTES.  3 MILES NORTH OF DAWSON AT COUNTY ROAD P46 AND
  320TH STREET...A CULVERT WAS RUNNING FULL WITH WATER WASHING OUT
  THE ROAD.

* THE GROUND IS ALREADY SATURATED BY RAINFALL IN THE WARNING AREA.
  THUNDERSTORMS HAVE ENDED AND PUSHED OFF TO THE EAST FOR THE TIME
  BEING...BUT WATER LEVELS MAY CONTINUE TO RISE DUE TO RUNOFF.

  THIS REPLACES THE URBAN AND SMALL STREAM FLOOD ADVISORY PREVIOUSLY
  IN EFFECT.

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 9464 4187 9463 4187 9419 4207 9418

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.