Alert archive / South Dakota / Flash Flood Warnings in 2015
Flash Flood Warning 2, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this flash flood warning at Jun 6, 2015, 9:23 PM CDT for Lake County, Moody County, South Dakota; Pipestone County, Minnesota. It was in force for 3 hr. 3 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 6, 2015, 9:23 PM CDT (02:23 UTC)
- Expired
- Jun 7, 2015, 12:15 AM CDT
- In force
- 3 hr
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
- Flood severity
- None
Counties Pipestone County, MN, Lake County, SD, Moody County, SD
The radar
The Sioux Falls radar (KFSD), 48 km from the middle of the area, began a volume at 02:25 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 6, 9:45 PM CDT | FLASH FLOOD | 4 Nw Trent, SD | 6 INCHES OF RAIN AND NUMEROUS ROADS UNDER WATER |
| Jun 6, 10:02 PM CDT | HEAVY RAIN 3.25 | Egan, SD | SPOTTER REPORTS THAT IT IS STILL RAINING. |
| Jun 6, 10:23 PM CDT | FLASH FLOOD | 1 S Colman, SD | 6 TO 7 INCHES OF RAIN AND NUMEROUS ROADS FLOODING |
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, 2.4 hours before the alert went out and 186 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
- 673 J/kg
- Mixed-layer CIN
- -34 J/kg
- Mixed-layer LCL
- 1430 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.9
The text
As transmitted, in the capitals the NWS used until 2016.
234
WGUS53 KFSD 070223
FFWFSD
MNC117-SDC079-101-070515-
/O.NEW.KFSD.FF.W.0002.150607T0223Z-150607T0515Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
923 PM CDT SAT JUN 6 2015
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHERN PIPESTONE COUNTY IN SOUTHWESTERN MINNESOTA...
SOUTHERN MOODY COUNTY IN EAST CENTRAL SOUTH DAKOTA...
SOUTHEASTERN LAKE COUNTY IN EAST CENTRAL SOUTH DAKOTA...
* UNTIL 1215 AM CDT
* AT 922 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN HAVE
ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
PIPESTONE...FLANDREAU...EDGERTON...COLMAN...EGAN...TRENT...
WENTWORTH...WOODSTOCK...TROSKY...CHESTER...PIPESTONE NATIONAL
MONUMENT...IHLEN AND HATFIELD.
ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE
WARNED AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
&&
LAT...LON 4406 9607 4386 9607 4385 9708 4403 9700
$$
GILLISPIE3 follow-up statements
088 WGUS73 KFSD 070306 FFSFSD FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 1006 PM CDT SAT JUN 6 2015 MNC117-SDC079-101-070515- /O.CON.KFSD.FF.W.0002.000000T0000Z-150607T0515Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ PIPESTONE MN-MOODY SD-LAKE SD- 1006 PM CDT SAT JUN 6 2015 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT FOR SOUTHERN PIPESTONE...SOUTHERN MOODY AND SOUTHEASTERN LAKE COUNTIES... AT 1002 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. 3 TO 6 INCHES OF RAIN HAVE FALLEN. FLASH FLOODING IS OCCURRING. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... PIPESTONE...FLANDREAU...EDGERTON...COLMAN...EGAN...TRENT... WENTWORTH...WOODSTOCK...TROSKY...CHESTER...PIPESTONE NATIONAL MONUMENT...IHLEN AND HATFIELD. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN PARTS OF THE WARNED AREA. THE HEAVIEST RAINS HAVE BEEN OCCURRING IN THE BACHELOR CREEK BASIN IN SOUTHERN MOODY COUNTY. RAPID RISES ON THIS CREEK AND ITS TRIBUTARIES ARE LIKELY. PRECAUTIONARY/PREPAREDNESS ACTIONS... TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES. && LAT...LON 4406 9607 4386 9607 4385 9708 4403 9700 $$ GILLISPIE
627 WGUS73 KFSD 070407 FFSFSD FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 1107 PM CDT SAT JUN 6 2015 MNC117-SDC079-101-070515- /O.CON.KFSD.FF.W.0002.000000T0000Z-150607T0515Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ PIPESTONE MN-MOODY SD-LAKE SD- 1107 PM CDT SAT JUN 6 2015 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT FOR SOUTHERN PIPESTONE...SOUTHERN MOODY AND SOUTHEASTERN LAKE COUNTIES... AT 1106 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. 3 TO 6 INCHES OF RAIN HAVE FALLEN. FLASH FLOODING IS OCCURRING. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... PIPESTONE...FLANDREAU...EDGERTON...COLMAN...EGAN...TRENT... WENTWORTH...WOODSTOCK...TROSKY...CHESTER...PIPESTONE NATIONAL MONUMENT...IHLEN AND HATFIELD. ADDITIONAL RAINFALL AMOUNTS OF UP TO 1/2 INCH ARE POSSIBLE IN THE WARNED AREA THROUGH MIDNIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES. && LAT...LON 4406 9607 4386 9607 4385 9708 4403 9700 $$ GILLISPIE
969 WGUS73 KFSD 070507 FFSFSD FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 1207 AM CDT SUN JUN 7 2015 MNC117-SDC079-101-070517- /O.EXP.KFSD.FF.W.0002.000000T0000Z-150607T0515Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ PIPESTONE MN-MOODY SD-LAKE SD- 1207 AM CDT SUN JUN 7 2015 ...THE FLASH FLOOD WARNING FOR SOUTHERN PIPESTONE...SOUTHERN MOODY AND SOUTHEASTERN LAKE COUNTIES WILL EXPIRE AT 1215 AM CDT... THE HEAVY RAIN HAS ENDED...AND FLOODING IS NO LONGER EXPECTED TO POSE A THREAT. LAT...LON 4406 9607 4386 9607 4385 9708 4403 9700 $$ GILLISPIE
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 6, 7:02 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix | 24 min |
| Jun 6, 7:31 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Union | 44 min |
| Jun 6, 7:44 PM CDT | Tornado Warning | FSD | Clay | 31 min |
| Jun 6, 8:22 PM CDT | Severe Thunderstorm Warning | FSD | Lake, Moody | 38 min |
| Jun 6, 8:30 PM CDT | Tornado Warning | FSD | Clay, Turner, Yankton | 13 min |
| Jun 6, 10:11 PM CDT | Flash Flood Warning | FSD | Union | 3 hr |
| Jun 7, 10:47 AM CDT | River Flood Warning | FSD | Minnehaha, Moody | 40 hr |
| Jun 7, 4:08 PM CDT | Flash Flood Warning | FSD | Beadle | 3 hr |
| Jun 7, 4:34 PM CDT | Tornado Warning | FSD | Miner | 12 min |
| Jun 7, 4:52 PM CDT | Severe Thunderstorm Warning | FSD | Hanson, McCook, Miner | 23 min |
Nearby
Flash Flood Warnings in South Dakota, 2015Flash Flood Warnings in Minnesota, 2015Every flash flood warning in 2015
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.