Alert archive / South Dakota / Flash Flood Warnings in 2004
Flash Flood Warning 15, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this flash flood warning at Jun 16, 2004, 6:29 AM CDT for Minnehaha County, South Dakota. It was in force for 2 hr. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 16, 2004, 6:29 AM CDT (11:29 UTC)
- Expired
- Jun 16, 2004, 8:30 AM CDT
- In force
- 2 hr
- Issued by
- NWS Sioux Falls, SD
- Area
- Counties, with a storm outline in the text
County Minnehaha County, SD
The radar
The Sioux Falls radar (KFSD), 3 km from the middle of the area, began a volume at 11:32 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 16, 7:10 AM CDT | FLASH FLOOD | Sioux Falls, SD | REPORTS OF FLOODED BASEMENTS AND COLLAPSED BASEMENTS DUE TO HEAVY RAINS. |
| Jun 16, 7:10 AM CDT | FLASH FLOOD | Sioux Falls, SD | REPORTS OF FLOODED BASEMENTS AND COLLAPSED BASEMENTS DUE TO HEAVY RAINS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Aberdeen, SD (KABR), launched 00:00Z, 11.5 hours before the alert went out and 198 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 781 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 144 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS53 KFSD 161132
FFWFSD
SDC099-161330-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
629 AM CDT WED JUN 16 2004
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHERN MINNEHAHA COUNTY IN SOUTHEAST SOUTH DAKOTA
* UNTIL 830 AM CDT
* AT 627 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
MORE THUNDERSTORMS HEADING NORTHEAST INTO MINNEHAHA COUNTY. WITH
HEAVY RAINS FROM EARLIER THIS MORNING...ADDITIONAL FLOODING IS
EXPECTED. THE SKUNK CREEK AND THE BIG SIOUX RIVER IN SIOUX FALLS
ARE ALREADY NEAR FLOOD STAGE...AND ADDITIONAL RAINS MAY CAUSE
THESE RIVERS TO FLOOD.
ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN SIOUX
FALLS AS MORE THUNDERSTORMS ARE EXPECTED THIS MORNING.
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.
LAT...LON 4369 9649 4352 9647 4352 9676 4352 9701
4369 9698
$$
CPJ3 follow-up statements
000 WGUS73 KFSD 161206 FFSFSD SDC099-161300- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 705 AM CDT WED JUN 16 2004 ...FLASH FLOOD WARNING CONTINUES UNTIL 830 AM CDT FOR... ...SOUTHERN MINNEHAHA COUNTY IN SOUTHEAST SOUTH DAKOTA... RADAR ESTIMATES AND OBSERVED RAINFALL TOTALS OF 3 TO 6 INCHES HAVE BEEN REPORTED ACROSS SOUTHERN MINNEHAHA COUNTY SINCE 400 AM. ANOTHER LINE OF THUNDERSTORMS WILL BE MOVING THROUGH THIS AREA THROUGH 730 AM...AND AN ADDITIONAL 1 TO 2 INCHES OF RAIN IS LIKELY WITH THIS LINE OF STORMS. FLASH FLOODING WILL OCCUR ON SKUNK CREEK AND THE BIG SIOUX RIVER IN WESTERN AND SOUTHERN SIOUX FALLS. SIGNIFICANT URBAN FLOODING ACROSS THE CITY OF SIOUX FALLS IS ALSO LIKELY THROUGH 830 AM. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING. LAT...LON 4369 9649 4352 9647 4352 9676 4352 9701 4369 9698 $$ MG
000 WGUS73 KFSD 161304 FFSFSD SDC099-161330- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 804 AM CDT WED JUN 16 2004 ...FLASH FLOOD WARNING CONTINUES UNTIL 830 AM CDT FOR... ...SOUTHERN MINNEHAHA COUNTY IN SOUTHEAST SOUTH DAKOTA... AT 800 AM...NATIONAL WEATHER SERVICE RADAR INDICATED WIDESPREAD RAINFALL CONTINUING ACROSS MINNEHAHA COUNTY. 3 TO 7 INCHES OF RAIN HAS FALLEN ACROSS THE SOUTHERN PORTION OF THE COUNTY SINCE 400 AM... AND AN ADDITIONAL ONE HALF TO ONE INCH OF RAINFALL IS EXPECTED THROUGH THE REST OF THIS MORNING. THE HEAVIEST RAINFALL RATES WILL BE ENDING BY 830 AM. URBAN FLOODING AROUND SIOUX FALLS WILL CONTINUE THROUGH 830 AM...AND FLOODING ALONG SKUNK CREEK AND THE BIG SIOUX RIVER IN WESTERN AND SOUTHERN SIOUX FALLS IS ALSO LIKELY. 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. 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. LAT...LON 4369 9649 4352 9647 4352 9676 4352 9701 4369 9698 $$ MG
000 WGUS73 KFSD 161354 FFSFSD SDC099-161400- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 852 AM CDT WED JUN 16 2004 ...FLASH FLOOD WARNING EXPIRED FOR... ...SOUTHERN MINNEHAHA COUNTY IN SOUTHEAST SOUTH DAKOTA... AT 845...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE HEAVIEST RAINFALL HAD MOVED OUT OF MINNEHAHA COUNTY. SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE THROUGH THIS AFTERNOON...BUT THE INTENSE RAINFALL RATES ARE NO LONGER EXPECTED. URBAN AREAS OF SIOUX FALLS COULD STILL HAVE PROBLEMS WITH PONDING OF WATER...BUT WITH ONLY LIGHT TO MODERATE RAINFALL EXPECTED...NO SIGNIFICANT FLASH FLOODING IS EXPECTED. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. LAT...LON 4369 9649 4352 9647 4352 9676 4352 9701 4369 9698 $$ MG
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 7:52 PM CDT | Severe Thunderstorm Warning | FSD | Brookings, Kingsbury | 38 min |
| Jun 15, 8:25 PM CDT | Tornado Warning | FSD | Brookings | 50 min |
| Jun 16, 4:50 AM CDT | Flash Flood Warning | FSD | Minnehaha | 55 min |
| Jun 16, 5:44 AM CDT | Flash Flood Warning | FSD | Minnehaha | 46 min |
| Jun 16, 10:37 AM CDT | Flash Flood Warning | FSD | Union | 113 min |
Nearby
Flash Flood Warnings in South Dakota, 2004Every flash flood warning in 2004
Sources
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.