Alert archive / Minnesota / Flash Flood Warnings in 2012

Flash Flood Warning 8, NWS Twin Cities, MN

June 14, 2012Dakota County, Goodhue County, Rice County, Minnesota

NWS Twin Cities, MN issued this flash flood warning at Jun 14, 2012, 5:57 PM CDT for Dakota County, Goodhue County, Rice County, Minnesota. It was in force for 4 hr. 5 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 14, 2012, 5:57 PM CDT (22:57 UTC)
Expired
Jun 14, 2012, 10:00 PM CDT
In force
4 hr
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Flood severity
None

Counties Dakota County, MN, Goodhue County, MN, Rice County, MN

The radar

The Minneapolis radar (KMPX), 69 km from the middle of the area, began a volume at 22:59 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

TimeReportWhereRemark
Jun 14, 8:44 PM CDTFLASH FLOODNerstrand, MNHIGHWAY 246 CLOSED AT COUNTY ROAD 26 DUE TO HIGH WATER.
Jun 14, 8:44 PM CDTFLASH FLOODWastedo, MNHIGHWAY 52 CLOSED DUE TO HIGH WATER.
Jun 14, 8:46 PM CDTFLASH FLOODStanton, MNHIGHWAY 19 CLOSED BETWEEN STANTON AND NORTHFIELD DUE TO HIGH WATER.
Jun 14, 10:00 PM CDTFLASH FLOODStanton, MNHIGHWAY 19 CLOSED BETWEEN STANTON AND NORTHFIELD DUE TO HIGH WATER.
Jun 14, 10:00 PM CDTHEAVY RAIN 8.412 Sw Cannon Falls, MN

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, 11.0 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 12:00Z on 2012-06-14Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 2012-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 475 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
1268 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
475 m²/s²
0-3 km storm-relative helicity
442 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.8

Open this sounding in Storm Lab

The text

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

072 
WGUS53 KMPX 142257
FFWMPX
MNC037-049-131-150300-
/O.NEW.KMPX.FF.W.0008.120614T2257Z-120615T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
557 PM CDT THU JUN 14 2012

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  GOODHUE COUNTY IN SOUTHEAST MINNESOTA...
  NORTHERN RICE COUNTY IN SOUTH CENTRAL MINNESOTA...
  SOUTHERN DAKOTA COUNTY IN EAST CENTRAL MINNESOTA...

* UNTIL 1000 PM CDT

* AT 555 PM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED SLOW
  MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED    
  AREA. 3 TO 4 INCHES OF RAIN HAVE FALLEN SINCE THIS MORNING...AND    
  ADDITIONAL 1 TO 2 INCHES ARE POSSIBLE. 

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...RED
  WING...BOMBAY...CANNON FALLS...DENNISON...DUNDAS...GOODHUE...
  HADER...LONSDALE...MIESVILLE...NERSTRAND...NORTHFIELD...RANDOLPH...
  STANTON...VESELI...WANAMINGO...WASTEDO...WEBSTER...WELCH AND
  ZUMBROTA.

LAW ENFORCEMENT HAS REPORTED THAT SOME ROADS ARE IMPASSIBLE BETWEEN 
NORTHFIELD AND NERSTRAND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN THE
TWIN CITIES.

&&

LAT...LON 4433 9353 4454 9352 4454 9328 4456 9327
      4461 9261 4458 9254 4456 9254 4457 9252
      4450 9237 4439 9245 4437 9256 4428 9257
      4428 9302

$$

DWE
3 follow-up statements
598 
WGUS73 KMPX 142353
FFSMPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
653 PM CDT THU JUN 14 2012

MNC037-049-131-150300-
/O.CON.KMPX.FF.W.0008.000000T0000Z-120615T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DAKOTA MN-GOODHUE MN-RICE MN-
653 PM CDT THU JUN 14 2012

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTHERN RICE...GOODHUE
AND SOUTHERN DAKOTA COUNTIES UNTIL 1000 PM CDT...

AT 648 PM CDT...RADAR CONTINUED TO SHOW THUNDERSTORMS WITH VERY 
HEAVY RAINFALL ACROSS THE WARNED AREA. 3 TO 4 INCHES OF RAIN HAVE 
ALREADY FALLEN...AND AN ADDITIONAL 1 TO 2 INCHES ARE POSSIBLE.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO 
OCCUR...ESPECIALLY ALONG THE CANNON RIVER AND ITS TRIBUTARIES. SOME 
LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...RED 
WING...BOMBAY...CANNON FALLS...CASTLE ROCK...DENNISON... 
DUNDAS...GOODHUE...HADER...LONSDALE...NERSTRAND... 
NORTHFIELD...RANDOLPH...STANTON...VESELI...WANAMINGO...WASTEDO...
WEBSTER...WELCH AND ZUMBROTA. 

A FEW ROADS ARE ALREADY IMPASSIBLE IN RICE AND GOODHUE COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 4433 9353 4454 9352 4454 9328 4456 9327
      4461 9261 4458 9254 4456 9254 4457 9252
      4450 9237 4439 9245 4437 9256 4428 9257
      4428 9302

$$

JRB
315 
WGUS73 KMPX 150053
FFSMPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
753 PM CDT THU JUN 14 2012

MNC037-049-131-150300-
/O.CON.KMPX.FF.W.0008.000000T0000Z-120615T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DAKOTA MN-GOODHUE MN-RICE MN-
753 PM CDT THU JUN 14 2012

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTHERN RICE...GOODHUE
AND SOUTHERN DAKOTA COUNTIES UNTIL 1000 PM CDT...

AT 750 PM CDT...WEATHER SPOTTERS REPORTED THUNDERSTORMS WITH VERY 
HEAVY RAINFALL ACROSS THE WARNED AREA. AN OBSERVER REPORTED 5.86 
INCHES OF RAIN SO FAR TODAY. AN ADDITIONAL INCH OF RAINFALL IS 
POSSIBLE. 

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO 
OCCUR...ESPECIALLY ALONG THE CANNON RIVER AND ITS TRIBUTARIES. SOME 
LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...RED WING... 
BOMBAY...CANNON FALLS...CASTLE ROCK...DENNISON... 
DUNDAS...GOODHUE...HADER...LONSDALE...NERSTRAND... 
NORTHFIELD...RANDOLPH...STANTON...VESELI...WANAMINGO...WASTEDO...
WEBSTER...WELCH AND ZUMBROTA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 4433 9353 4454 9352 4454 9328 4456 9327
      4461 9261 4458 9254 4456 9254 4457 9252
      4450 9237 4439 9245 4437 9256 4428 9257
      4428 9302

$$

JRB
405 
WGUS73 KMPX 150201
FFSMPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
901 PM CDT THU JUN 14 2012

MNC037-049-131-150300-
/O.CON.KMPX.FF.W.0008.000000T0000Z-120615T0300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DAKOTA MN-GOODHUE MN-RICE MN-
901 PM CDT THU JUN 14 2012

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTHERN RICE...GOODHUE
AND SOUTHERN DAKOTA COUNTIES UNTIL 1000 PM CDT...

AT 847 PM CDT...THUNDERSTORMS WITH VERY HEAVY RAINFALL CONTINUED TO 
TRACK ACROSS THE WARNED AREA. RADAR ESTIMATES SHOW A BAND OF 6 TO 9 
INCHES OF RAIN HAS FALLEN TODAY ACROSS NORTHEAST RICE COUNTY...FAR 
SOUTHERN DAKOTA COUNTY...AND NORTHWEST GOODHUE COUNTY.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO 
CONTINUE. OF PARTICULAR CONCERN ARE AREAS ALONG THE CANNON RIVER AND 
IT TRIBUTARIES FROM DUNDAS DOWNSTREAM TO THE MISSISSIPPI RIVER NORTH 
OF RED WING. MANY OF THE TRIBUTARIES LEADING INTO THE CANNON RIVER 
ARE FLOWING OVER THEIR BANKS. INDIVIDUALS THAT LIVE ALONG THE CANNON 
RIVER OR ITS TRIBUTARIES...ESPECIALLY IN AND AROUND THE TOWNS OF 
NORTHFIELD AND CANNON FALLS...SHOULD PAY CLOSE ATTENTION TO WATER 
LEVELS AROUND AREA STREAMS. DO NOT ATTEMPT TO DRIVE ACROSS FLOODED 
ROADWAYS.

SEVERAL COUNTY ROADS ACROSS THE WARNED AREA ARE CLOSED DUE TO 
STANDING WATER...WITH HIGH WATER SLOWING OR STOPPING TRAFFIC ON 
MINNESOTA HIGHWAY 50 EAST OF HAMPTON AND ALONG US 52 IN THE HADER 
AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 4433 9353 4454 9352 4454 9328 4456 9327
      4461 9261 4458 9254 4456 9254 4457 9252
      4450 9237 4439 9245 4437 9256 4428 9257
      4428 9302

$$

MPG

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 14, 4:31 AM CDTSpecial Weather StatementMPXDouglas44 min
Jun 14, 4:36 AM CDTSpecial Weather StatementMPXIsanti39 min
Jun 14, 4:53 AM CDTSevere Thunderstorm WarningMPXDouglas, Pope, Stearns, Todd67 min
Jun 14, 5:57 AM CDTSevere Thunderstorm WarningMPXMeeker, Stearns63 min
Jun 14, 7:12 AM CDTSevere Thunderstorm WarningMPXMeeker, Stearns, Wright48 min
Jun 14, 8:09 AM CDTSpecial Weather StatementMPXMcLeod, Wright51 min
Jun 14, 8:48 AM CDTAreal Flood AdvisoryMPXAnoka, Carver, Hennepin, McLeod, Meeker, Ramsey and 3 more3 hr
Jun 14, 9:11 AM CDTSpecial Weather StatementMPXAnoka, Carver, Chisago, Hennepin, Isanti, McLeod and 5 more49 min
Jun 14, 9:22 AM CDTSevere Thunderstorm WarningMPXCarver, McLeod, Scott, Sibley27 min
Jun 14, 9:41 AM CDTAreal Flood AdvisoryMPXDakota, Hennepin, Ramsey, Scott, Washington3 hr
Jun 14, 10:22 AM CDTSpecial Weather StatementMPXCarver, Dakota, Hennepin, Le Sueur, Rice, Scott38 min
Jun 14, 11:52 AM CDTSpecial Weather StatementMPXCarver, Dakota, Le Sueur, Nicollet, Ramsey, Rice and 2 more68 min
Jun 14, 12:00 PM CDTSevere Thunderstorm WarningMPXCarver, Le Sueur, Scott, Sibley45 min
Jun 14, 12:26 PM CDTSevere Thunderstorm WarningMPXAnoka, Dakota, Hennepin, Ramsey, Scott, Washington49 min
Jun 14, 12:44 PM CDTSevere Thunderstorm WarningMPXCarver, Le Sueur, Nicollet, Rice, Scott, Sibley46 min
Jun 14, 2:30 PM CDTSevere Thunderstorm WarningMPXDakota, Le Sueur, Rice45 min
Jun 14, 2:58 PM CDTSevere Thunderstorm WarningMPXChisago47 min
Jun 14, 2:59 PM CDTSevere Thunderstorm WarningMPXDakota, Goodhue, Rice46 min
Jun 14, 3:29 PM CDTSpecial Weather StatementMPXCarver, Le Sueur, Nicollet, Scott, Sibley46 min
Jun 14, 3:45 PM CDTSevere Thunderstorm WarningMPXGoodhue45 min
Jun 14, 4:23 PM CDTSpecial Weather StatementMPXLe Sueur52 min
Jun 14, 4:37 PM CDTSpecial Weather StatementMPXNicollet38 min
Jun 14, 4:54 PM CDTSevere Thunderstorm WarningMPXGoodhue36 min
Jun 14, 5:14 PM CDTSpecial Weather StatementMPXGoodhue46 min
Jun 14, 5:22 PM CDTSpecial Weather StatementMPXLe Sueur38 min
Jun 14, 5:32 PM CDTAreal Flood AdvisoryMPXDakota, Goodhue, Le Sueur, Rice, Scott3 hr
Jun 14, 6:58 PM CDTSpecial Weather StatementMPXGoodhue32 min
Jun 14, 6:59 PM CDTSevere Thunderstorm WarningMPXGoodhue46 min

Nearby

Flash Flood Warnings in Minnesota, 2012Every flash flood warning in 2012

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.