Flash Flood Warning 33, NWS Sioux Falls, SD

Issued

Jun 21, 2005, 3:11 AM CDT (08:11 UTC)

Expired

Jun 21, 2005, 6:00 AM CDT

In force

3 hr

Issued by

NWS Sioux Falls, SD

Area

Counties, with a storm outline in the text

County Charles Mix County, SD

The Sioux Falls radar (KFSD), 151 km from the middle of the area, began a volume at 08:11 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.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

000 
WGUS53 KFSD 210815
FFWFSD
SDC023-211100-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
311 AM CDT TUE JUN 21 2005

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CHARLES MIX COUNTY IN SOUTH CENTRAL SOUTH DAKOTA

* UNTIL 600 AM CDT

* AT 311 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  YET ANOTHER LINE OF THUNDERSTORMS MOVING SOUTHWARD AT 20 MPH 
  THROUGH CHARLES MIX COUNTY...FROM NEAR PLATTE TO WAGNER. 

THIS EXTENDS THE PREVIOUS WARNING FOR CHARLES MIX COUNTY.

CHARLES MIX COUNTY LAW ENFORCEMENT REPORTED THAT HIGHWAY 50 EAST OF 
LAKE ANDES WAS CLOSED DUE TO HIGH WATER.  ALSO...AREAS NEAR WAGNER 
HAVE BEEN ESPECIALLY HARD HIT...WITH A CREEK ON SOUTH MAIN 
OVERFLOWING ITS BANKS WITH UP TO 3 FEET OF WATER IN CITY STREETS ON 
THE EAST SIDE OF TOWN.  AS THE LINE OF THUNDERSTORMS MOVES SOUTHWARD
THROUGH THE AREA BY AROUND 400 AM...AN ADDITIONAL HALF INCH TO INCH 
OF RAINFALL IS EXPECTED.

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

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

LAT...LON 4336 9872 4321 9886 4286 9818 4316 9811

$$

CHAPMAN

000 
WGUS73 KFSD 210953
FFSFSD

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
453 AM CDT TUE JUN 21 2005

SDC023-211100-
CHARLES MIX SD-
453 AM CDT TUE JUN 21 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 600 AM CDT FOR CHARLES MIX
COUNTY...

AT 448 AM CDT...RAINFALL HAD COME TO AN END ACROSS CHARLES MIX 
COUNTY. HOWEVER...RUNOFF FROM EARLIER HEAVY RAINFALL WILL CONTINUE 
TO CREATE A FLOODING RISK OVER MUCH OF THE AREA. NATIONAL WEATHER 
SERVICE DOPPLER RADAR ESTIMATED ANYWHERE FROM 3 TO 6 INCHES OF 
RAINFALL FROM NEAR PLATTE AND GEDDES...SOUTHWARD TO AROUND WAGNER.
REPORTS FROM LAW ENFORCEMENT INDICATE AREAS FROM AROUND RAVINIA TO 
WAGNER WERE ESPECIALLY HARD HIT BY THE RAINFALL...WITH SEVERAL ROADS 
UNDER WATER OR IMPASSABLE...INCLUDING HIGHWAY 50 EAST OF LAKE ANDES.

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

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

LAT...LON 4336 9872 4321 9886 4286 9818 4316 9811

$$

CHAPMAN

000 
WGUS73 KFSD 211104
FFSFSD

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
602 AM CDT TUE JUN 21 2005

SDC023-211112-
CHARLES MIX SD-
602 AM CDT TUE JUN 21 2005

...THE FLASH FLOOD WARNING FOR CHARLES MIX COUNTY EXPIRES AT 600 AM
CDT...

THE OVERNIGHT HEAVY RAINS HAVE ENDED...AND FLOODING HAS DECREASED...
THEREFORE THE FLASH FLOOD WARNING HAS BEEN ALLOWED TO EXPIRE.

LAT...LON 4336 9872 4321 9886 4286 9818 4316 9811

$$
RSR

Flash Flood Warnings in South Dakota, 2005Every flash flood warning in 2005

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.