Alert archive / Iowa / Flash Flood Warnings in 2008
Flash Flood Warning 9, NWS La Crosse, WI
NWS La Crosse, WI issued this flash flood warning at Jun 7, 2008, 6:03 PM CDT for Mitchell County, Iowa. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 7, 2008, 6:03 PM CDT (23:03 UTC)
- Expired
- Jun 8, 2008, 12:00 AM CDT
- In force
- 6 hr
- Issued by
- NWS La Crosse, WI
- Area
- Storm-based polygon
- Flood severity
- None
County Mitchell County, IA
The radar
The La Crosse radar (KARX), 142 km from the middle of the area, began a volume at 23:03 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
Minneapolis, MN (KMPX), launched 12:00Z, 11.1 hours before the alert went out and 174 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
- 131 J/kg
- Mixed-layer CIN
- -253 J/kg
- Mixed-layer LCL
- 1341 m above ground
- 0-6 km bulk shear
- 74 kt
- 0-1 km storm-relative helicity
- 318 m²/s²
- 0-3 km storm-relative helicity
- 357 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS53 KARX 072303 FFWARX IAC131-080500- /O.NEW.KARX.FF.W.0009.080607T2303Z-080608T0500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LA CROSSE WI 603 PM CDT SAT JUN 7 2008 THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A * FLASH FLOOD WARNING FOR... MITCHELL COUNTY IN NORTH CENTRAL IOWA... THIS INCLUDES THE CITY OF OSAGE... * UNTIL MIDNIGHT CDT * AT 559 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED FLASH FLOODING FROM A THUNDERSTORM OVER THE WARNED AREA WITH ESTIMATES OF 2 TO 3 INCHES OF RAIN THUS FAR AND THE POTENTIAL FOR ANOTHER 1 TO 2 INCHES. * LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ST. ANSGAR AND STACYVILLE A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IMMINENT. IF YOU ARE IN THE WARNED AREA MOVE TO HIGHER GROUND IMMEDIATELY. DO NOT ATTEMPT TO CROSS FLOODED ROADWAYS BY FOOT OR AUTOMOBILE. REMEMBER...TURN AROUND DONT DROWN. MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROAD. TWO FEET OF RUSHING WATER CAN CARRY AWAY MOST VEHICLES INCLUDING SPORT UTILITY VEHICLES AND PICKUPS. REMEMBER...TURN AROUND DONT DROWN. LAT...LON 4350 9303 4349 9256 4322 9257 4321 9303 TIME...MOT...LOC 2303Z 180DEG 0KT 4337 9285 $$ BINAU
3 follow-up statements
000 WGUS73 KARX 080012 FFSARX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LA CROSSE WI 710 PM CDT SAT JUN 7 2008 IAC131-080500- /O.CON.KARX.FF.W.0009.000000T0000Z-080608T0500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ MITCHELL IA- 710 PM CDT SAT JUN 7 2008 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR MITCHELL COUNTY... AT 709 PM CDT...A THUNDERSTORMS PRODUCING TORRENTIAL RAINFALL WERE REPORTED OVER THE WARNED AREA. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO STACYVILLE AND ST. ANSGAR. MOST AFFECTED THUS FAR HAVE BEEN THE NORTHERN PORTIONS OF THE COUNTY...WHERE 2 TO 3 INCHES OF RAIN HAS OCCURRED PER DOPPLER RADAR ESTIMATES. AN ADDITIONAL 1 TO 2 INCHES OF RAIN...WITH A SOUTHWARD DRIFT INTO THE SOUTHERN HALF THE COUNTY IS EXPECTED THROUGH 830 PM. IF YOU ARE IN THE WARNED AREA MOVE TO HIGHER GROUND IMMEDIATELY. DO NOT ATTEMPT TO CROSS FLOODED ROADWAYS BY FOOT OR AUTOMOBILE. REMEMBER...TURN AROUND DONT DROWN. MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROAD. TWO FEET OF RUSHING WATER CAN CARRY AWAY MOST VEHICLES INCLUDING SPORT UTILITY VEHICLES AND PICKUPS. REMEMBER...TURN AROUND DONT DROWN. PLEASE REPORT ANY SEVERE WEATHER TO YOUR LOCAL LAW ENFORCEMENT OFFICE AND TELL THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE. LAT...LON 4350 9303 4349 9256 4322 9257 4321 9303 TIME...MOT...LOC 0010Z 180DEG 0KT 4337 9285 $$ BINAU
000 WGUS73 KARX 080130 FFSARX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LA CROSSE WI 827 PM CDT SAT JUN 7 2008 IAC131-080500- /O.CON.KARX.FF.W.0009.000000T0000Z-080608T0500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ MITCHELL IA- 827 PM CDT SAT JUN 7 2008 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR MITCHELL COUNTY... AT 825 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH THE HEAVIEST RAIN HAS MOVED SOUTH OF THE AREA. HOWEVER RUNOFF FROM THE PREVIOUS HEAVY RAIN WILL RESULT IN HIGH WATER ACROSS MUCH OF THE COUNTY. ADDITIONAL RAINFALL AMOUNTS UP TO ONE HALF INCH IS STILL POSSIBLE THE REMAINDER OF THE EVENING...ESPECIALLY ACROSS THE FAR SOUTHERN AREAS OF THE COUNTY. LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO STACYVILLE AND ST. ANSGAR IF YOU ARE IN THE WARNED AREA MOVE TO HIGHER GROUND IMMEDIATELY. DO NOT ATTEMPT TO CROSS FLOODED ROADWAYS BY FOOT OR AUTOMOBILE. REMEMBER...TURN AROUND DONT DROWN. MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROAD. TWO FEET OF RUSHING WATER CAN CARRY AWAY MOST VEHICLES INCLUDING SPORT UTILITY VEHICLES AND PICKUPS. REMEMBER...TURN AROUND DONT DROWN. LAT...LON 4350 9303 4349 9256 4322 9257 4321 9303 TIME...MOT...LOC 0127Z 180DEG 0KT 4337 9285 $$ RABERDING
000 WGUS73 KARX 080346 RRA FFSARX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LA CROSSE WI 1046 PM CDT SAT JUN 7 2008 IAC131-080500- /O.CON.KARX.FF.W.0009.000000T0000Z-080608T0500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ MITCHELL IA- 1046 PM CDT SAT JUN 7 2008 ...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR MITCHELL COUNTY... AT 1045 PM CDT...LAW ENFORCEMENT OFFICIALS REPORT SEVERAL ROADS STILL UNDER WATER FROM STORMS EARLIER THIS EVENING. THE HARDEST HIT AREA APPEARS TO BE ALONG THE LITTLE CEDAR RIVER AND ITS TRIBUTARIES...AFFECTING THE COMMUNITIES OF STACYVILLE AND LITTLE CEDAR...AS WELL AS THE PIONEER STATE PARK AREA. RAIN AMOUNTS OF AROUND 5 INCHES HAVE BEEN REPORTED. FLOODING WAS ALSO OCCURRING ALONG SOME OF THE TRIBUTARIES TO THE CEDAR RIVER IN THE NORTHWEST PART OF THE COUNTY...NEAR TOETERVILLE AND SAINT ANSGAR. USE EXTREME CAUTION IF DRIVING TONIGHT...AS SEVERAL ROADS ARE CLOSED AND THERE MAY BE SOME WASHOUTS. IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING AT NIGHT. MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROAD. TWO FEET OF RUSHING WATER CAN CARRY AWAY MOST VEHICLES INCLUDING SPORT UTILITY VEHICLES AND PICKUPS. REMEMBER...TURN AROUND DONT DROWN. LAT...LON 4350 9303 4349 9256 4322 9257 4321 9303 TIME...MOT...LOC 0339Z 180DEG 0KT 4337 9285 $$ MW
The office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 4:02 AM CDT | Flash Flood Watch | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 44 hr |
| Jun 7, 12:52 PM CDT | Tornado Warning | ARX | Clayton | 23 min |
| Jun 7, 1:17 PM CDT | Tornado Warning | ARX | Allamakee, Clayton | 43 min |
| Jun 7, 2:49 PM CDT | Tornado Warning | ARX | Chickasaw | 26 min |
| Jun 7, 3:35 PM CDT | Tornado Warning | ARX | Chickasaw, Howard | 40 min |
| Jun 7, 3:41 PM CDT | Tornado Warning | ARX | Chickasaw, Floyd | 34 min |
| Jun 7, 4:35 PM CDT | Tornado Warning | ARX | Mitchell | 40 min |
| Jun 7, 5:22 PM CDT | Tornado Warning | ARX | Mitchell | 38 min |
| Jun 7, 6:00 PM CDT | Severe Thunderstorm Warning | ARX | Mitchell | 30 min |
| Jun 7, 6:18 PM CDT | Flash Flood Warning | ARX | Howard | 6 hr |
| Jun 7, 6:21 PM CDT | Severe Thunderstorm Warning | ARX | Howard | 54 min |
Nearby
Flash Flood Warnings in Iowa, 2008Every flash flood warning in 2008
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.