Alert archive / Minnesota / Flash Flood Watches in 2014

Flash Flood Watch 8, NWS Twin Cities, MN

September 9, 201411 counties in Minnesota; 8 counties in Wisconsin

NWS Twin Cities, MN issued this flash flood watch at Sep 9, 2014, 4:00 AM CDT for 11 counties in Minnesota; 8 counties in Wisconsin. It took effect at Sep 9, 2014, 7:00 PM CDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Sep 9, 2014, 4:00 AM CDT (09:00 UTC)
In effect from
Sep 9, 2014, 7:00 PM CDT
Expired
Sep 10, 2014, 7:25 AM CDT
In force
12 hr
Issued by
NWS Twin Cities, MN
Flood severity
None

Counties Blue Earth County, MN, Dakota County, MN, Faribault County, MN, Freeborn County, MN, Goodhue County, MN, Le Sueur County, MN, Martin County, MN, Rice County, MN, Steele County, MN, Waseca County, MN, Watonwan County, MN, Barron County, WI, Chippewa County, WI, Dunn County, WI, Eau Claire County, WI, Pepin County, WI, Pierce County, WI, Rusk County, WI, Saint Croix County, WI

The radar

The Minneapolis radar (KMPX), 70 km from the middle of the area, began a volume at 09:05 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 00:00Z, 9.0 hours before the alert went out and 72 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.

Skew-T log-pSkew-T log-p diagram, Minneapolis, MN at 00:00Z on 2014-09-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 2014-09-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 146 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1224 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
146 m²/s²
0-3 km storm-relative helicity
378 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

866 
WGUS63 KMPX 090900
FFAMPX

URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
400 AM CDT TUE SEP 9 2014

...HEAVY RAINFALL EXPECTED TO DEVELOP TONIGHT ACROSS SOUTHERN
MINNESOTA AND WESTERN WISCONSIN...

.A MOISTURE LADEN STORM SYSTEM WILL TRACK FROM SOUTHEASTERN
NEBRASKA TO NORTHEASTERN IOWA LATE TONIGHT AND INTO NORTHERN LOWER
MICHIGAN WEDNESDAY. WIDESPREAD SHOWERS AND THUNDERSTORMS ARE
EXPECTED TO DEVELOP ALONG THIS TRACK TONIGHT INTO EARLY WEDNESDAY.
IT APPEARS LIKELY AT LEAST 1 TO 2 INCHES OF RAIN WILL FALL FROM
SOUTHERN MINNESOTA INTO NORTHERN AND CENTRAL WISCONSIN THROUGH
WEDNESDAY MORNING...WITH HIGHER TOTALS OF 3 OR 4 INCHES POSSIBLE.
THEREFORE...A FLASH FLOOD WATCH HAS BEEN ISSUED GENERALLY SOUTH OF
A LINE FROM ST JAMES TO LAKEVILLE MINNESOTA AND RICE LAKE
WISCONSIN. 

MNZ070-076>078-082>085-091>093-WIZ015-016-023>028-092100-
/O.NEW.KMPX.FF.A.0008.140910T0000Z-140910T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DAKOTA-LE SUEUR-RICE-GOODHUE-WATONWAN-BLUE EARTH-WASECA-STEELE-
MARTIN-FARIBAULT-FREEBORN-BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-
CHIPPEWA-EAU CLAIRE-
INCLUDING THE CITIES OF...BURNSVILLE...LE SUEUR...FARIBAULT...
RED WING...ST. JAMES...MANKATO...WASECA...OWATONNA...FAIRMONT...
BLUE EARTH...ALBERT LEA...RICE LAKE...BARRON...LADYSMITH...
HUDSON...NEW RICHMOND...RIVER FALLS...PRESCOTT...MENOMONIE...
BOYCEVILLE...DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...
EAU CLAIRE...ALTOONA
400 AM CDT TUE SEP 9 2014

...FLASH FLOOD WATCH IN EFFECT FROM THIS EVENING THROUGH
WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED
A

* FLASH FLOOD WATCH FOR PORTIONS OF MINNESOTA AND WISCONSIN... 
  INCLUDING THE FOLLOWING AREAS...IN MINNESOTA...BLUE EARTH... 
  DAKOTA...FARIBAULT...FREEBORN...GOODHUE...LE SUEUR...MARTIN... 
  RICE...STEELE...WASECA AND WATONWAN. IN WISCONSIN...BARRON... 
  CHIPPEWA...DUNN...EAU CLAIRE...PEPIN...PIERCE...RUSK AND ST. 
  CROIX. 

* FROM THIS EVENING THROUGH WEDNESDAY MORNING.

* WIDESPREAD HEAVY RAIN WILL MOVE IN THIS EVENING WITH RAINFALL
  TOTALS OF 1 TO 2 INCHES EXPECTED BY WEDNESDAY MORNING WITH
  LOCALLY HIGHER AMOUNTS POSSIBLE.

* DRIVING AT NIGHT DURING FLASH FLOOD SITUATION IS EXTREMELY
  DANGEROUS AS DRIVERS MAY UNDERESTIMATE THE DEPTH OF THE WATER OR
  MAY COME ACROSS AREAS PRONE TO WASHOUTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$

BORGHOFF
4 follow-up statements
529 
WGUS63 KMPX 092015
FFAMPX

FLOOD WATCH
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
315 PM CDT TUE SEP 9 2014

...WIDESPREAD RAINFALL TONIGHT ACROSS SOUTHERN AND EASTERN MINNESOTA
AND WESTERN WISCONSIN...

.A POWERFUL STORM SYSTEM WILL BRING WIDESPREAD RAINFALL ACROSS THE
UPPER MIDWEST. THE HEAVIEST RAIN WILL OCCUR IN SOUTHERN IOWA.
HOWEVER MODERATE RAINFALL IN SOUTHERN MN AND NEAR THE MN/WI BORDER
OVER SEVERAL HOURS COULD RESULT IN 1 TO 2 INCHES OF RAIN...WITH UP
TO 3 INCHES POSSIBLE. THIS WOULD LEAD TO PONDING OF WATER IN LOW
LYING AREAS AND INTERSECTIONS...WITH MORE SIGNIFICANT FLOODING
ISSUES POSSIBLE SHOULD GREATER PRECIPITATION AMOUNTS OCCUR.

MNZ070-076-077-082-083-092115-
/O.CAN.KMPX.FF.A.0008.140910T0000Z-140910T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DAKOTA-LE SUEUR-RICE-WATONWAN-BLUE EARTH-
INCLUDING THE CITIES OF...BURNSVILLE...LE SUEUR...FARIBAULT...
ST. JAMES...MANKATO
315 PM CDT TUE SEP 9 2014

...FLASH FLOOD WATCH IS CANCELLED...

THE FLASH FLOOD WATCH FOR PORTIONS OF EAST CENTRAL MINNESOTA AND
SOUTH CENTRAL MINNESOTA HAS BEEN CANCELLED. THE HEAVIEST RAINFALL
WILL BE SOUTH AND EAST OF THE AREA.

$$

MNZ078-084-085-091>093-WIZ015-016-023>028-100415-
/O.CON.KMPX.FF.A.0008.140910T0000Z-140910T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GOODHUE-WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-BARRON-RUSK-
ST. CROIX-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE-
INCLUDING THE CITIES OF...RED WING...WASECA...OWATONNA...
FAIRMONT...BLUE EARTH...ALBERT LEA...RICE LAKE...BARRON...
LADYSMITH...HUDSON...NEW RICHMOND...RIVER FALLS...PRESCOTT...
MENOMONIE...BOYCEVILLE...DURAND...PEPIN...CHIPPEWA FALLS...
BLOOMER...EAU CLAIRE...ALTOONA
315 PM CDT TUE SEP 9 2014

...FLASH FLOOD WATCH REMAINS IN EFFECT FROM 7 PM CDT THIS EVENING
THROUGH WEDNESDAY MORNING...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF MINNESOTA AND WISCONSIN...INCLUDING THE FOLLOWING 
  AREAS...IN MINNESOTA...FARIBAULT...FREEBORN...GOODHUE... 
  MARTIN...STEELE AND WASECA. IN WISCONSIN...BARRON...CHIPPEWA...
   DUNN...EAU CLAIRE...PEPIN...PIERCE...RUSK AND ST. CROIX. 

* FROM 7 PM CDT THIS EVENING THROUGH WEDNESDAY MORNING

* RAINFALL TOTALS OF 1 TO 2 INCHES WITH LOCALLY HIGHER AMOUNTS
  POSSIBLE.

* DO NOT DRIVE THROUGH FLOODED ROADWAYS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$

JRB
752 
WGUS63 KMPX 100152
FFAMPX

FLOOD WATCH
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
852 PM CDT TUE SEP 9 2014

...WIDESPREAD RAINFALL TONIGHT ACROSS SOUTHERN AND EASTERN
MINNESOTA AND WESTERN WISCONSIN...

.A POWERFUL STORM SYSTEM WILL BRING WIDESPREAD RAINFALL ACROSS
THE UPPER MIDWEST. THE HEAVIEST RAIN WILL OCCUR IN SOUTHEASTERN
MINNESOTA INTO WESTERN WISCONSIN WHERE 1 TO 2 INCHES OF RAIN MAY
OCCUR...WITH UP TO 3 INCHES POSSIBLE. THIS WOULD LEAD TO PONDING
OF WATER IN LOW LYING AREAS AND INTERSECTIONS...WITH MORE
SIGNIFICANT FLOODING ISSUES POSSIBLE SHOULD GREATER PRECIPITATION
AMOUNTS OCCUR.

MNZ084-091-092-100300-
/O.CAN.KMPX.FF.A.0008.000000T0000Z-140910T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WASECA-MARTIN-FARIBAULT-
INCLUDING THE CITIES OF...WASECA...FAIRMONT...BLUE EARTH
852 PM CDT TUE SEP 9 2014

...FLASH FLOOD WATCH IS CANCELLED...

THE FLASH FLOOD WATCH FOR A PORTION OF SOUTH CENTRAL MINNESOTA
HAS BEEN CANCELLED. THE HEAVIEST RAINFALL WILL BE SOUTH AND EAST
OF THE AREA.

$$

MNZ078-085-093-WIZ015-016-023>028-101000-
/O.CON.KMPX.FF.A.0008.000000T0000Z-140910T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GOODHUE-STEELE-FREEBORN-BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-
CHIPPEWA-EAU CLAIRE-
INCLUDING THE CITIES OF...RED WING...OWATONNA...ALBERT LEA...
RICE LAKE...BARRON...LADYSMITH...HUDSON...NEW RICHMOND...
RIVER FALLS...PRESCOTT...MENOMONIE...BOYCEVILLE...DURAND...
PEPIN...CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA
852 PM CDT TUE SEP 9 2014

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH WEDNESDAY
MORNING...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF MINNESOTA AND WISCONSIN...INCLUDING THE FOLLOWING 
  AREAS...IN MINNESOTA...FREEBORN...GOODHUE AND STEELE. IN 
  WISCONSIN...BARRON...CHIPPEWA...DUNN...EAU CLAIRE...PEPIN... 
  PIERCE...RUSK AND ST. CROIX. 

* THROUGH WEDNESDAY MORNING.

* RAINFALL TOTALS OF 1 TO 2 INCHES WITH LOCALLY HIGHER AMOUNTS 
  POSSIBLE. 

* DO NOT DRIVE THROUGH FLOODED ROADWAYS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$
341 
WGUS63 KMPX 100814
FFAMPX

FLOOD WATCH
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
314 AM CDT WED SEP 10 2014

...WIDESPREAD RAINFALL INTO THE MORNING ACROSS WEST CENTRAL WISCONSIN...

.A POWERFUL STORM SYSTEM WILL MOVE ACROSS NORTHEAST IOWA AND
SOUTHERN WISCONSIN TODAY. THIS WILL BRING WIDESPREAD RAINFALL
ACROSS WEST CENTRAL WISCONSIN. RAINFALL AMOUNTS OF 1 TO 2 INCHES
ARE LIKELY OVER WEST CENTRAL WISCONSIN...WITH UP TO 3 INCHES
POSSIBLE. THIS WOULD LEAD TO PONDING OF WATER IN LOW LYING AREAS
AND INTERSECTIONS...WITH MORE SIGNIFICANT FLOODING ISSUES POSSIBLE
SHOULD GREATER PRECIPITATION AMOUNTS OCCUR.

MNZ078-085-093-100915-
/O.CAN.KMPX.FF.A.0008.000000T0000Z-140910T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GOODHUE-STEELE-FREEBORN-
INCLUDING THE CITIES OF...RED WING...OWATONNA...ALBERT LEA
314 AM CDT WED SEP 10 2014

...FLASH FLOOD WATCH IS CANCELLED...

THE FLASH FLOOD WATCH FOR PORTIONS OF SOUTH CENTRAL MINNESOTA AND
SOUTHEAST MINNESOTA HAS BEEN CANCELLED. THE HEAVIEST RAIN WILL
OCCUR EAST OF THE AREA INTO THE MORNING.

$$

WIZ015-016-023>028-101500-
/O.CON.KMPX.FF.A.0008.000000T0000Z-140910T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE-
INCLUDING THE CITIES OF...RICE LAKE...BARRON...LADYSMITH...
HUDSON...NEW RICHMOND...RIVER FALLS...PRESCOTT...MENOMONIE...
BOYCEVILLE...DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...
EAU CLAIRE...ALTOONA
314 AM CDT WED SEP 10 2014

...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 10 AM CDT THIS
MORNING...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF NORTHWEST WISCONSIN AND WEST CENTRAL WISCONSIN...
  INCLUDING THE FOLLOWING AREAS...IN NORTHWEST WISCONSIN...BARRON
  AND RUSK. IN WEST CENTRAL WISCONSIN...CHIPPEWA... DUNN...EAU CLAIRE...
  PEPIN...PIERCE AND ST. CROIX.

* UNTIL 10 AM CDT THIS MORNING

* RAINFALL TOTALS OF 1 TO 2 INCHES WITH LOCALLY HIGHER AMOUNTS 
  POSSIBLE. 

* DO NOT DRIVE THROUGH FLOODED ROADWAYS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$
303 
WGUS63 KMPX 101225
FFAMPX

FLOOD WATCH
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
725 AM CDT WED SEP 10 2014

WIZ015-016-023>028-101330-
/O.CAN.KMPX.FF.A.0008.000000T0000Z-140910T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BARRON-RUSK-ST. CROIX-PIERCE-DUNN-PEPIN-CHIPPEWA-EAU CLAIRE-
INCLUDING THE CITIES OF...RICE LAKE...BARRON...LADYSMITH...
HUDSON...NEW RICHMOND...RIVER FALLS...PRESCOTT...MENOMONIE...
BOYCEVILLE...DURAND...PEPIN...CHIPPEWA FALLS...BLOOMER...
EAU CLAIRE...ALTOONA
725 AM CDT WED SEP 10 2014

...FLASH FLOOD WATCH IS CANCELLED...

THE FLASH FLOOD WATCH FOR PORTIONS OF NORTHWEST WISCONSIN AND
WEST CENTRAL WISCONSIN HAS BEEN CANCELLED. THE HEAVY RAINS HAVE
ENDED ACROSS WESTERN WISCONSIN...WITH LIGHT RAIN SLOWLY TAPERING
OFF THROUGH THE MORNING. AS A RESULT...THE REMAINDER OF THE FLASH
FLOOD WATCH HAS BEEN CACELLED.

$$

Nearby

Flash Flood Watches in Minnesota, 2014Flash Flood Watches in Wisconsin, 2014Every flash flood watch in 2014

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.