Alert archive / Minnesota / Flash Flood Warnings in 2011
Flash Flood Warning 26, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this flash flood warning at Jul 14, 2011, 5:35 AM CDT for Pipestone County, Rock County, Minnesota. It was in force for 115 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 14, 2011, 5:35 AM CDT (10:35 UTC)
- Expired
- Jul 14, 2011, 7:30 AM CDT
- In force
- 115 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
- Flood severity
- None
Counties Pipestone County, MN, Rock County, MN
The radar
The Sioux Falls radar (KFSD), 53 km from the middle of the area, began a volume at 10:35 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.
The nearest sounding before it
Aberdeen, SD (KABR), launched 00:00Z, 10.6 hours before the alert went out and 212 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
- 5 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 537 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
746
WGUS53 KFSD 141035
FFWFSD
MNC117-133-141230-
/O.NEW.KFSD.FF.W.0026.110714T1035Z-110714T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
535 AM CDT THU JUL 14 2011
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
PIPESTONE COUNTY IN SOUTHWEST MINNESOTA
ROCK COUNTY IN SOUTHWEST MINNESOTA
* UNTIL 730 AM CDT
* AT 530 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAINFALL MOVING INTO THE WARNED
AREA. RAINFALL AMOUNTS NEAR 2 INCHES WILL FALL WITH THESE STORMS
THROUGH 7 AM CDT.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
LUVERNE...PIPESTONE...BEAVER CREEK...BLUE MOUNDS STATE PARK...
EDGERTON...HARDWICK...HILLS...HOLLAND...JASPER...PIPESTONE NATIONAL
MONUMENT...RUTHTON...TROSKY AND WOODSTOCK.
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 4385 9607 4385 9605 4351 9605 4350 9645
4419 9645 4420 9607
$$
CJ2 follow-up statements
169
WGUS73 KFSD 141128
FFSFSD
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
628 AM CDT THU JUL 14 2011
MNC117-133-141230-
/O.CON.KFSD.FF.W.0026.000000T0000Z-110714T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PIPESTONE MN-ROCK MN-
628 AM CDT THU JUL 14 2011
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR ROCK AND PIPESTONE
COUNTIES UNTIL 730 AM CDT...
AT 626 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAINFALL MOVING ACROSS THE WARNED AREA.
RAINFALL AMOUNTS NEAR 2 INCHES WILL BE POSSIBLE IN THE STRONGER
STORMS WHICH WOULD CAUSE URBAN FLOODING.
SLOW MOVING THUNDERSTORMS ARE PRODUCING VERY HEAVY RAINFALL IN THE
WARNED AREA. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH
FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING
INCLUDE...LUVERNE...PIPESTONE...BEAVER CREEK...BLUE MOUNDS STATE
PARK...EDGERTON...HARDWICK...HILLS...HOLLAND...JASPER...PIPESTONE
NATIONAL MONUMENT...RUTHTON...TROSKY AND WOODSTOCK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF SMALL CREEKS
AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS
AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW LYING
AREAS ARE ALSO SUBJECT TO FLOODING.
&&
LAT...LON 4385 9607 4385 9605 4351 9605 4350 9645
4419 9645 4420 9607
$$
CJ131
WGUS73 KFSD 141228
FFSFSD
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
728 AM CDT THU JUL 14 2011
MNC117-133-141242-
/O.EXP.KFSD.FF.W.0026.000000T0000Z-110714T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PIPESTONE MN-ROCK MN-
728 AM CDT THU JUL 14 2011
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR ROCK AND PIPESTONE
COUNTIES WILL BE ALLOWED TO EXPIRE AT 730 AM CDT...
HEAVY RAIN HAS IS MOVING OUT OF THE AREA...ALLOWING STREAMS AND
CREEKS IN THE WARNED AREA TO BEGIN RECEDING...ENDING THE FLOOD
THREAT. IF FLOODING HAS BEEN OBSERVED...PLEASE REPORT IT TO YOUR
LOCAL LAW ENFORCEMENT AGENCY.
LAT...LON 4385 9607 4385 9605 4351 9605 4350 9645
4419 9645 4420 9607
$$
JHThe office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 14, 7:41 AM CDT | Flash Flood Warning | FSD | Jackson, Nobles | 3 hr |
| Jul 14, 8:16 AM CDT | River Flood Warning | FSD | Jackson | 8 days |
| Jul 14, 9:28 AM CDT | River Flood Warning | FSD | Rock | 5 days |
| Jul 14, 9:42 AM CDT | River Flood Warning | FSD | Pipestone | 12 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.