Flash Flood Warning 1, NWS Des Moines, IA

Issued

May 8, 2004, 7:57 PM CDT (00:57 UTC)

Expired

Sep 14, 2004, 11:45 PM CDT

In force

129 days

Issued by

NWS Des Moines, IA

Area

Counties, with a storm outline in the text

Counties Greene County, IA, Guthrie County, IA, Kossuth County, IA

The Des Moines radar (KDMX), 61 km from the middle of the area, began a volume at 01:01 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 090100
FFWDMX
IAC073-077-090700-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
757 PM CDT SAT MAY 8 2004

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

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

* UNTIL 200 AM

* AT 756 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH FLASH FLOOD PRODUCING RAINS IN THE WARNING AREA.

* THUNDERSTORMS ARE CONTINUOUSLY REDEVELOPING...RESULTING IN   
EXCESSIVE RAINFALL. RAINFALL RATES WILL AVERAGE 1 TO 2 INCHES PER   
HOUR. THIS WILL PRODUCE FLASH FLOODING IN FAR SOUTHERN GREENE COUNTY 
AND NORTHERN GUTHRIE COUNTY.

LAW ENFORCEMENT HAS REPORTED WATER OVER HIGHWAY 141 NEAR BAYARD.

OTHER WARNING LOCATIONS INCLUDE...
BAGLEY...BAYARD...JAMAICA...RIPPEY AND YALE

FLASH FLOODS OCCUR QUICKLY...MOVE TO HIGHER GROUND. AVOID WATER
COVERED ROADS...THE ROAD MAY BE WASHED OUT. LESS THAN ONE FOOT OF
FAST FLOWING WATER CAN SWEEP AN AUTOMOBILE OFF THE ROAD.

LAT...LON 4198 9418 4187 9418 4186 9430 4171 9430
          4171 9476 4185 9475 4186 9464 4198 9463

$$

KINNEY

000 
WGUS53 KDMX 150047
FFWDMX
IAC109-150445-
/X.NEW.KDMX.FF.W.0001.040915T0041Z-040915T0445Z/
/0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
741 PM CDT TUE SEP 14 2004

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  KOSSUTH COUNTY IN NORTH CENTRAL IOWA.

* UNTIL 1145 PM CDT.

* AT 738 PM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED
  THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA.     
  DOPPLER RADAR ESTIMATED 1 TO 2 INCHES OF RAIN IN THE PAST 2 HOURS.

* SLOW MOVING THUNDERSTORMS ARE PRODUCING TORRENTIAL RAINFALL IN THE 
  WARNED AREA AND MAY CONTINUE TO DO SO UNTIL 11 PM. RUNOFF FROM     
  THIS EXCESSIVE RAINFALL WILL CAUSE FLASH   FLOODING TO OCCUR. SOME 
  LOCATIONS THAT WILL EXPERIENCE FLOODING                            
  INCLUDE...ALGONA...BANCROFT...ALGONA MUNICIPAL AIRPORT...BURT...   
  FENTON...LAKOTA...LEDYARD...LONE ROCK...SWEA                       
  CITY...TITONKA...WESLEY AND WHITTEMORE.

AT 738 PM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THAT   
EXCESSIVE RAINFALL WAS PRODUCING FLOODING ACROSS THE WARNED AREA. 
EXCESSIVE RAINFALL WAS CAUSING FLASH FLOODING IN BANCROFT AND        
ALONG HIGHWAY 9 AND HIGHWAY 169 NORTH OF BANCROFT. 

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. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

LAT...LON 4349 9400 4293 9399 4293 9445 4349 9445

$$

JAW

Flash Flood Warnings in Iowa, 2004Every flash flood warning in 2004

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.