Alert archive / Wisconsin / Flash Flood Warnings in 2013
Flash Flood Warning 12, NWS Twin Cities, MN
NWS Twin Cities, MN issued this flash flood warning at Jun 21, 2013, 9:26 PM CDT for Chippewa County, Eau Claire County, Wisconsin. It was in force for 3 hr. 2 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
- Jun 21, 2013, 9:26 PM CDT (02:26 UTC)
- Expired
- Jun 22, 2013, 12:30 AM CDT
- In force
- 3 hr
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Chippewa County, WI, Eau Claire County, WI
The radar
The La Crosse radar (KARX), 108 km from the middle of the area, began a volume at 02:29 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 21, 10:15 PM CDT | FLASH FLOOD | Altoona, WI | LOCALIZED STREET FLOODING ACROSS THE CITY. |
| Jun 21, 10:55 PM CDT | FLASH FLOOD | Eau Claire, WI | CARS STALLED IN STANDING WATER THROUGH THE CITY. |
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, 2.4 hours before the alert went out and 176 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
- 971 J/kg
- Mixed-layer CIN
- -76 J/kg
- Mixed-layer LCL
- 973 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 68 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.8
The text
As transmitted, in the capitals the NWS used until 2016.
794
WGUS53 KMPX 220226
FFWMPX
WIC017-035-220530-
/O.NEW.KMPX.FF.W.0012.130622T0226Z-130622T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
926 PM CDT FRI JUN 21 2013
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EAU CLAIRE COUNTY IN WEST CENTRAL WISCONSIN...
SOUTHERN CHIPPEWA COUNTY IN WEST CENTRAL WISCONSIN...
* UNTIL 1230 AM CDT
* AT 926 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE
WARNED AREA. VERY HEAVY RAINFALL HAS BEEN RECORDED UPSTREAM OF
THE AREA...INCLUDING RAINFALL RATES OF AROUND 1.5 TO 2 INCHES IN
A HALF AN HOUR.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
CHIPPEWA FALLS AND EAU CLAIRE.
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.
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 4462 9109 4464 9165 4468 9166 4508 9165
4507 9105
$$
SPD1 follow-up statement
872
WGUS73 KMPX 220408
FFSMPX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1108 PM CDT FRI JUN 21 2013
WIC017-035-220530-
/O.CON.KMPX.FF.W.0012.000000T0000Z-130622T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CHIPPEWA WI-EAU CLAIRE WI-
1108 PM CDT FRI JUN 21 2013
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR EAU CLAIRE AND SOUTHERN
CHIPPEWA COUNTIES IN WEST CENTRAL WISCONSIN UNTIL 1230 AM CDT...
AT 1106 PM CDT...WEATHER SPOTTERS AND LOCAL LAW ENFORCEMENT REPORTED
THUNDERSTORMS CAUSED FLOODED ROADWAYS IN EAU CLAIRE AND ALTOONA.
RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR.
REPORTS OF STALLED CARS IN WATER IN EAU CLAIRE HAVE BEEN RECEIVED.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLOODING IS OBSERVED...ACT QUICKLY. DO NOT
ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND. DO NOT
STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.
REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY SO THAT THEY
MAY TAKE APPROPRIATE ACTION TO CLOSE FLOODED ROADWAYS. THEY WILL
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES.
&&
LAT...LON 4462 9109 4464 9165 4468 9166 4508 9165
4507 9105
$$
SPDThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 8:11 PM CDT | Severe Thunderstorm Warning | MPX | Pierce, Saint Croix | 64 min |
| Jun 21, 8:27 PM CDT | Flash Flood Warning | MPX | Pierce, Saint Croix | 4 hr |
| Jun 21, 8:38 PM CDT | Special Weather Statement | MPX | Pepin | 67 min |
| Jun 21, 8:57 PM CDT | Special Weather Statement | MPX | Chippewa, Dunn, Eau Claire | 78 min |
| Jun 21, 9:02 PM CDT | Flash Flood Warning | MPX | Dunn, Saint Croix | 3 hr |
Nearby
Flash Flood Warnings in Wisconsin, 2013Every flash flood warning in 2013
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.