Alert archive / Minnesota / Flash Flood Warnings in 2005
Flash Flood Warning 49, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this flash flood warning at Sep 24, 2005, 9:17 PM CDT for Cottonwood County, Jackson County, Minnesota. It was in force for 3 hr. 4 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
- Sep 24, 2005, 9:17 PM CDT (02:17 UTC)
- Expired
- Sep 25, 2005, 12:15 AM CDT
- In force
- 3 hr
- Issued by
- NWS Sioux Falls, SD
- Area
- Counties, with a storm outline in the text
Counties Cottonwood County, MN, Jackson County, MN
The radar
The Sioux Falls radar (KFSD), 130 km from the middle of the area, began a volume at 02:21 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 |
|---|---|---|---|
| Sep 24, 9:22 PM CDT | FLASH FLOOD | Windom, MN | WATER FLOWING INTO BASEMENTS. |
| Sep 24, 9:58 PM CDT | FLASH FLOOD | Windom, MN | HIGHWAY 71 UNDERPASS ON SOUTH SIDE OF TOWN FLOODED. ALSO UP TO 3 FEET OF WATER IN SOME PARKING LOTS FLOODING CARS. |
| Sep 24, 11:00 PM CDT | FLASH FLOOD | 3 Ne Heron Lake, MN | ROADS AND FIELDS FLOODED |
| Sep 25, 12:20 AM CDT | FLASH FLOOD | Windom, MN | PERKINS CREEK IS OUT OF ITS BANKS AND IS CONTINUING TO RISE. NUMEROUS INTERSECTIONS ARE UNDERWATER. INTERSECTION OF HIGHWAY 60 AND 71 HAS THREE FEET OF STANDING WATER WITH CARS STALLED OUT. WIDESPREAD BASEMENT FLOODING AND GARAGES ARE FLOODED OUT. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 2.3 hours before the alert went out and 160 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
- 638 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- -33 m²/s²
- 0-3 km storm-relative helicity
- 152 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 250219
FFWFSD
MNC033-063-250515-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
917 PM CDT SAT SEP 24 2005
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
COTTONWOOD COUNTY IN SOUTHWEST MINNESOTA
JACKSON COUNTY IN SOUTHWEST MINNESOTA
* UNTIL 1215 AM CDT
* AT 917 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
FLASH FLOODING FROM AN AREA OF THUNDERSTORMS FROM MOUNTAIN LAKE TO
ROCK RAPIDS IOWA. THIS AREA OF THUNDERSTORMS WAS MOVING NORTHEAST AT
25 MPH.
RAINFALL RATE OF ONE TO TWO INCHES PER HOUR WILL CREATE AREAS OF
URBAN AND LOWLAND FLOODING.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
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 4419 9547 4350 9546 4350 9488 4410 9485
4410 9510 4419 9511
$$
BT2 follow-up statements
000
WGUS73 KFSD 250226
FFSFSD
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
924 PM CDT SAT SEP 24 2005
MNC033-063-250515-
COTTONWOOD MN-JACKSON MN-
924 PM CDT SAT SEP 24 2005
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT FOR
JACKSON AND COTTONWOOD COUNTIES...
AT 924 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE AN AREA OF THUNDERSTORMS PRODUCING FLASH FLOODING. THIS
AREA OF STORMS EXTENDED FROM NEAR MOUNTAIN LAKE...TO NEAR SIBLEY
IOWA...MOVING NORTHEAST AT 25 MPH.
AT 922 PM...THE FIRE DEPARTMENT IN WINDOM REPORTED WATER FLOWING
INTO BASEMENTS IN WINDOM.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.
LAT...LON 4419 9547 4350 9546 4350 9488 4410 9485
4410 9510 4419 9511
$$
BT000
WGUS73 KFSD 250302
FFSFSD
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
959 PM CDT SAT SEP 24 2005
MNC033-063-250515-
COTTONWOOD MN-JACKSON MN-
959 PM CDT SAT SEP 24 2005
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT FOR
JACKSON AND COTTONWOOD COUNTIES...
AT 959 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A THUNDERSTORM PRODUCING FLASH FLOODING. THIS STORM WAS
LOCATED 7 MILES NORTH OF MOUNTAIN LAKE...MOVING NORTHEAST AT 25 MPH.
AT 958 PM...HIGHWAY 71 UNDERPASS ON THE SOUTH SIDE OF WINDOM IS
FLOODED. PARKING LOTS IN WINDOM HAVE BEEN REPORTED TO BE UNDER WATER
FLOODING CARS.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
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 4419 9547 4350 9546 4350 9488 4410 9485
4410 9510 4419 9511
$$
BTThe office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 24, 8:32 PM CDT | Severe Thunderstorm Warning | FSD | Nobles | 28 min |
| Sep 24, 11:53 PM CDT | Flash Flood Warning | FSD | Nobles | 4 hr |
| Sep 25, 12:04 AM CDT | Flash Flood Warning | FSD | Cottonwood | 4 hr |
| Sep 25, 1:14 AM CDT | Flash Flood Warning | FSD | Jackson | 4 hr |
Nearby
Flash Flood Warnings in Minnesota, 2005Every flash flood warning in 2005
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.