Alert archive / Wisconsin / Flash Flood Warnings in 2015
Flash Flood Warning 8, NWS Twin Cities, MN
NWS Twin Cities, MN issued this flash flood warning at Sep 2, 2015, 1:03 PM CDT for Chippewa County, Dunn County, Wisconsin. It was in force for 4 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
- Sep 2, 2015, 1:03 PM CDT (18:03 UTC)
- Expired
- Sep 2, 2015, 5:00 PM CDT
- In force
- 4 hr
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Flood severity
- None
Counties Chippewa County, WI, Dunn County, WI
The radar
The La Crosse radar (KARX), 153 km from the middle of the area, began a volume at 18:04 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 2, 2:00 PM CDT | FLASH FLOOD | 1 Se Ridgeland, WI | PART OF HIGHWAY 25 AND COUNTY ROADS W AND WW ARE CLOSED DUE TO FLASH FLOODING. |
| Sep 2, 3:30 PM CDT | HEAVY RAIN 2.75 | 3 N Bloomer, WI | STORM TOTAL RAINFALL ACCUMULATION. |
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 12:00Z, 6.1 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
- 93 J/kg
- Mixed-layer CIN
- -227 J/kg
- Mixed-layer LCL
- 1030 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 124 m²/s²
- 0-3 km storm-relative helicity
- 166 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
656
WGUS53 KMPX 021803
FFWMPX
WIC017-033-022200-
/O.NEW.KMPX.FF.W.0008.150902T1803Z-150902T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
103 PM CDT WED SEP 2 2015
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHERN DUNN COUNTY IN WEST CENTRAL WISCONSIN...
NORTHWESTERN CHIPPEWA COUNTY IN WEST CENTRAL WISCONSIN...
* UNTIL 500 PM CDT
* AT 101 PM CDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. THREE TO FOUR INCHES OF RAIN
HAVE FALLEN. RAINFALL RATES OF 2 TO 3 INCHES AN HOUR ARE OCCURRING
AND ARE EXPECTED TO CONTINUE FOR THE NEXT FEW HOURS. FLASH
FLOODING IS EXPECTED TO BEGIN SHORTLY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
BLOOMER...NEW AUBURN...RIDGELAND...SAND CREEK...DOWNING...CHIPPEWA
MORAINE STATE REC AREA AND CONNORSVILLE.
ADDITIONAL RAINFALL AMOUNTS OF 1 TO 3 INCHES ARE POSSIBLE IN THE
WARNED AREA.
THIS INCLUDES U.S. HIGHWAY 53 BETWEEN MILE MARKERS 108 AND 119.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 4507 9131 4506 9213 4521 9215 4521 9155
4522 9154 4529 9132
$$
DWE1 follow-up statement
369
WGUS73 KMPX 022153
FFSMPX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
453 PM CDT WED SEP 2 2015
WIC017-033-022200-
/O.EXP.KMPX.FF.W.0008.000000T0000Z-150902T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DUNN WI-CHIPPEWA WI-
453 PM CDT WED SEP 2 2015
...THE FLASH FLOOD WARNING FOR NORTHERN DUNN AND NORTHWESTERN
CHIPPEWA COUNTIES WILL EXPIRE AT 500 PM CDT...
THE HEAVY RAIN HAS ENDED FOR THE WARNED AREA. LAW ENFORCEMENT
REPORTS SEVERAL ROADS REMAIN FLOODED. FURTHER FLOODING IS NOT
ANTICIPATED.
LAT...LON 4507 9131 4506 9213 4521 9215 4521 9155
4522 9154 4529 9132
$$
DWEThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 2, 12:38 PM CDT | Special Weather Statement | MPX | Dunn | 112 min |
| Sep 2, 1:49 PM CDT | Special Weather Statement | MPX | Eau Claire | 41 min |
| Sep 2, 2:04 PM CDT | Special Weather Statement | MPX | Chippewa | 116 min |
| Sep 2, 3:11 PM CDT | Flash Flood Warning | MPX | Chippewa | 2 hr |
Nearby
Flash Flood Warnings in Wisconsin, 2015Every flash flood warning in 2015
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.