Alert archive / Wisconsin / Flash Flood Warnings in 2010
Flash Flood Warning 14, NWS Twin Cities, MN
NWS Twin Cities, MN issued this flash flood warning at Aug 10, 2010, 11:01 PM CDT for 5 counties in Wisconsin. It was in force for 3 hr. 10 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
- Aug 10, 2010, 11:01 PM CDT (04:01 UTC)
- Expired
- Aug 11, 2010, 2:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Barron County, WI, Dunn County, WI, Pierce County, WI, Polk County, WI, Saint Croix County, WI
The radar
The Minneapolis radar (KMPX), 110 km from the middle of the area, began a volume at 04:02 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 |
|---|---|---|---|
| Aug 10, 11:33 PM CDT | FLASH FLOOD | River Falls, WI | LOTS OF STREET FLOODING WITH CARS STALLED. |
| Aug 11, 12:09 AM CDT | HEAVY RAIN 3.05 | Tainter Lake, WI | OCCURRED DURING THE PAST 2 HOURS. |
| Aug 11, 12:17 AM CDT | FLASH FLOOD | River Falls, WI | CARS STALLED IN TOWN. WATER OVER THE ROAD ON 690TH STREET AND WEST COUNTY ROAD E. |
| Aug 11, 12:17 AM CDT | FLASH FLOOD | Spring Valley, WI | SIX INCHES OF WATER ON ROADWAYS IN TOWN. |
| Aug 11, 12:37 AM CDT | HEAVY RAIN 4.91 | 2 Ne Menomonie, WI | OCCURRED OVER A THREE TO FOUR HOUR PERIOD. |
| Aug 11, 12:40 AM CDT | FLASH FLOOD | River Falls, WI | FOUR TO SIX FEET OF WATER REPORTED OVER COUNTY ROAD E JUST WEST OF RIVER FALLS. |
| Aug 11, 1:06 AM CDT | HEAVY RAIN 3.59 | Menomonie, WI | RAIN OCCURRED OVER A 4 HOUR PERIOD. |
| Aug 11, 1:55 AM CDT | FLASH FLOOD | Colfax, WI | FLOODING ACROSS MUCH OF NORTHERN HALF OF COUNTY. ROADS WASHED OUT IN COLFAX TOWNSHIP SOUTH OF COLFAX. ADDITIONAL ROAD WASHOUTS IN LUCAS TOWNSHIP. |
| Aug 11, 2:02 AM CDT | FLASH FLOOD | Baldwin, WI | APARTMENT BUILDING AND NURSING HOME EVACUATED. SOUTHEAST PORTION OF COUNTY WORST HIT. AREA IS SOUTH OF LINE FROM BALDWIN EAST TO COUNTY LINE. CONCRETE BRIDGES WASHED OUT...15 FEET OF ROADWAYS WASHED OUT, AND ROADWAYS UNDER CONSTRUCTION WASHED OUT. RESIDENTS OV |
| Aug 11, 2:02 AM CDT | FLASH FLOOD | Woodville, WI | FIFTY FEET OF WATER WASHING OVER ROAD IN TOWN, DEPTH UNKNOWN. RESIDENTS REPORTING MANY HOMES PARTIALLY FLOODED. |
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, 4.0 hours before the alert went out and 113 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
- 1596 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 830 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 84 m²/s²
- 0-3 km storm-relative helicity
- 110 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 4.3
The text
As transmitted, in the capitals the NWS used until 2016.
727
WGUS53 KMPX 110401
FFWMPX
WIC005-033-093-095-109-110700-
/O.NEW.KMPX.FF.W.0014.100811T0401Z-100811T0700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1101 PM CDT TUE AUG 10 2010
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* FLASH FLOOD WARNING FOR...
DUNN COUNTY IN WEST CENTRAL WISCONSIN...
NORTHERN PIERCE COUNTY IN WEST CENTRAL WISCONSIN...
SOUTHEASTERN POLK COUNTY IN NORTHWEST WISCONSIN...
SOUTHERN BARRON COUNTY IN NORTHWEST WISCONSIN...
ST. CROIX COUNTY IN WEST CENTRAL WISCONSIN...
* UNTIL 200 AM CDT
* AT 1059 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE
WARNED AREA. DOPPLER RADAR RAINFALL ESTIMATES INDICATE 2 TO 3
INCHES OF RAIN HAVE FALLEN ACROSS PORTIONS OF THE WARNED AREA.
AN ADDITIONAL 1 TO 2 INCHES OF RAIN CAN BE EXPECTED ACROSS THE
AREA BEFORE IT TAPERS OFF AFTER MIDNIGHT.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
AMERY...ELLSWORTH...MENOMONIE...NEW RICHMOND...RIVER FALLS...
BALDWIN...BARRON...BELDENVILLE...BURKHARDT...CAMERON...CANTON...
CHETEK...CLEAR LAKE...COLFAX...CONNORSVILLE...CYLON...DEER PARK...
DERONDA...ELK MOUND...ELMWOOD...EMERALD...FOREST...GLENWOOD CITY...
HAMMOND...HERSEY...HILLSDALE...HOULTON...HUDSON...KNAPP AND MARTEL.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. DO
NOT ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND TO
ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN
WATER BEGINS RISING.
&&
LAT...LON 4524 9156 4520 9167 4512 9165 4482 9168
4466 9266 4471 9274 4475 9278 4491 9278
4492 9275 4509 9278 4543 9238 4545 9156
$$1 follow-up statement
632
WGUS73 KMPX 110507
FFSMPX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1207 AM CDT WED AUG 11 2010
WIC005-033-093-095-109-110700-
/O.CON.KMPX.FF.W.0014.000000T0000Z-100811T0700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
POLK WI-BARRON WI-ST. CROIX WI-DUNN WI-PIERCE WI-
1207 AM CDT WED AUG 11 2010
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTHERN PIERCE...
DUNN...ST. CROIX...SOUTHERN BARRON AND SOUTHEASTERN POLK COUNTIES
UNTIL 200 AM CDT...
AT 1202 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH VERY HEAVY RAINFALL...CONTINUING TO MOVE ACROSS
SOUTHEAST ST CROIX AND EASTERN PIERCE COUNTIES. RADAR WAS SUGGESTING
RAINFALL AMOUNTS OF NEAR 2 INCHES AN HOUR. AS OF 1130 PM...NUMEROUS
REPORTS OF STREET FLOODING IN THE CITY OF RIVER HAVE BEEN RECEIVED.
RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
AMERY...ELLSWORTH...MENOMONIE...NEW RICHMOND...RIVER
FALLS...BALDWIN...BELDENVILLE...BURKHARDT...CANTON...CLEAR
LAKE...COLFAX...CONNORSVILLE...CYLON...ELK MOUND...ELMWOOD...EMERALD...
FOREST...GLENWOOD CITY...HAMMOND...HERSEY...HILLSDALE...HOULTON...
HUDSON...KNAPP AND MARTEL.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLOODING IS OBSERVED...ACT QUICKLY. DO NOT
ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND. DO NOT
STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.
&&
LAT...LON 4524 9156 4520 9167 4512 9165 4482 9168
4466 9266 4471 9274 4475 9278 4491 9278
4492 9275 4509 9278 4543 9238 4545 9156
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 10, 8:00 PM CDT | Special Weather Statement | MPX | Barron | 60 min |
| Aug 10, 8:41 PM CDT | Areal Flood Advisory | MPX | Barron, Dunn, Polk, Saint Croix | 3 hr |
| Aug 11, 12:23 AM CDT | Flash Flood Warning | MPX | Chippewa, Eau Claire, Rusk | 5 hr |
| Aug 11, 1:05 AM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Eau Claire | 40 min |
| Aug 11, 2:07 AM CDT | Special Weather Statement | MPX | Rusk | 53 min |
| Aug 11, 2:21 AM CDT | Areal Flood Warning | MPX | Dunn, Pierce, Saint Croix | 3 hr |
| Aug 11, 6:14 AM CDT | Areal Flood Warning | MPX | Chippewa, Dunn, Pierce, Saint Croix | 6 hr |
Nearby
Flash Flood Warnings in Wisconsin, 2010Every flash flood warning in 2010
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.