Alert archive / Minnesota / Flash Flood Warnings in 2011
Flash Flood Warning 3, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this flash flood warning at Jun 14, 2011, 9:21 AM CDT for Nobles County, Rock County, Minnesota. It was in force for 2 hr. 1 report 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 14, 2011, 9:21 AM CDT (14:21 UTC)
- Expired
- Jun 14, 2011, 11:30 AM CDT
- In force
- 2 hr
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
- Flood severity
- None
Counties Nobles County, MN, Rock County, MN
The radar
The Sioux Falls radar (KFSD), 52 km from the middle of the area, began a volume at 14:23 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 14, 10:20 AM CDT | FLASH FLOOD | 1 N Luverne, MN | STREET AND YARD FLOODING, WATER RUNNING THROUGH YARD LIKE A RIVER. |
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 12:00Z, 2.4 hours before the alert went out and 229 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
- 1348 J/kg
- Mixed-layer CIN
- -42 J/kg
- Mixed-layer LCL
- 527 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 88 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
717
WGUS53 KFSD 141421
FFWFSD
MNC105-133-141630-
/O.NEW.KFSD.FF.W.0003.110614T1421Z-110614T1630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
921 AM CDT TUE JUN 14 2011
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
ROCK COUNTY IN SOUTHWEST MINNESOTA
NORTHWEST NOBLES COUNTY IN SOUTHWEST MINNESOTA
* UNTIL 1130 AM CDT
* AT 914 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. 1
TO 2 INCHES OF RAIN HAVE FALLEN OVER THE WARNED AREA IN A SHORT
TIME...WITH RAINFALL RATES UP TO 2 INCHES PER HOUR. AN ADDITIONAL
1 TO 2 INCHES OF RAIN IS EXPECTED FALL OVER THE WARNED AREA.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
LUVERNE...BEAVER CREEK...BLUE MOUNDS STATE PARK...HARDWICK...HILLS
AND LISMORE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 4367 9595 4367 9605 4350 9604 4350 9642
4385 9641 4384 9584
$$
LIEBL2 follow-up statements
822
WGUS73 KFSD 141511
FFSFSD
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1011 AM CDT TUE JUN 14 2011
MNC105-133-141630-
/O.CON.KFSD.FF.W.0003.000000T0000Z-110614T1630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NOBLES MN-ROCK MN-
1011 AM CDT TUE JUN 14 2011
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR ROCK AND WESTERN NOBLES
COUNTIES UNTIL 1130 AM CDT...
AT 1001 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA.
DOPPLER RADAR ESTIMATED 2 TO 3 INCHES OF RAIN FALLING IN A SHORT
PERIOD OF TIME. THESE AMOUNTS HAVE BEEN CONFIRMED BY LOCAL GROUND
OBSERVATIONS. 1 TO 2 INCHES OF ADDITIONAL RAIN IS POSSIBLE THIS
MORNING. THE HEAVIEST RAIN HAS SHIFTED INTO FAR EASTERN ROCK COUNTY
AND NORTHWEST NOBLES COUNTY AT THIS TIME.
SLOW MOVING THUNDERSTORMS ARE PRODUCING VERY HEAVY RAINFALL IN THE
WARNED AREA. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH
FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING
INCLUDE...LUVERNE...BEAVER CREEK...BLUE MOUNDS STATE PARK...
HARDWICK...HILLS AND LISMORE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF SMALL CREEKS
AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS
AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW LYING
AREAS ARE ALSO SUBJECT TO FLOODING.
MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE
ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON
FOOT OR IN A VEHICLE.
FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE
YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME
KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR
CREEKS.
&&
LAT...LON 4367 9595 4367 9605 4350 9604 4350 9642
4385 9641 4384 9584
$$
LIEBL084
WGUS73 KFSD 141639
FFSFSD
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1139 AM CDT TUE JUN 14 2011
MNC105-133-141654-
/O.EXP.KFSD.FF.W.0003.000000T0000Z-110614T1630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
NOBLES MN-ROCK MN-
1139 AM CDT TUE JUN 14 2011
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR ROCK AND WESTERN
NOBLES COUNTIES HAS BEEN ALLOWED TO EXPIRE...
EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT. LOCALLY HEAVY RAIN IS STILL
POSSIBLE WITH SOME STORMS THIS AFTERNOON. IF FLOODING HAS BEEN
OBSERVED...PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.
LAT...LON 4367 9595 4367 9605 4350 9604 4350 9642
4385 9641 4384 9584
$$
LIEBLThe office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 11:24 AM CDT | Severe Thunderstorm Warning | FSD | Pipestone, Rock | 36 min |
| Jun 14, 1:19 PM CDT | Flash Flood Warning | FSD | Murray, Pipestone | 3 hr |
| Jun 14, 1:35 PM CDT | Flash Flood Warning | FSD | Cottonwood | 3 hr |
| Jun 14, 1:41 PM CDT | Flash Flood Warning | FSD | Rock | 3 hr |
| Jun 14, 3:01 PM CDT | Flash Flood Warning | FSD | Jackson, Murray, Nobles | 3 hr |
| Jun 14, 4:25 PM CDT | Flash Flood Warning | FSD | Pipestone, Rock | 3 hr |
Nearby
Flash Flood Warnings in Minnesota, 2011Every flash flood warning in 2011
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.