Alert archive / Minnesota / Flash Flood Warnings in 2006

Flash Flood Warning 16, NWS Twin Cities, MN

August 1, 2006Faribault County, Freeborn County, Martin County, Minnesota

NWS Twin Cities, MN issued this flash flood warning at Aug 1, 2006, 9:22 PM CDT for Faribault County, Freeborn County, Martin County, Minnesota. It was in force for 3 hr. 1 report 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 1, 2006, 9:22 PM CDT (02:22 UTC)
Expired
Aug 2, 2006, 12:15 AM CDT
In force
3 hr
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

Counties Faribault County, MN, Freeborn County, MN, Martin County, MN

The radar

The Minneapolis radar (KMPX), 142 km from the middle of the area, began a volume at 02:25 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
Aug 1, 10:05 PM CDTFLASH FLOODBlue Earth, MNSTREET FLOODING. WATER FLOWING INTO SOME BASEMENTS.

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 141 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 2006-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 778 joules per kilogram.LCLEL10008507005003002001001 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 2006-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 215 square meters per square second.19395878Sfc1 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
778 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
476 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
215 m²/s²
0-3 km storm-relative helicity
479 m²/s²
Significant tornado parameter
1.1
Supercell composite
7.9

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KMPX 020226
FFWMPX
MNC043-047-091-020515-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
922 PM CDT TUE AUG 1 2006

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  FARIBAULT COUNTY IN SOUTH CENTRAL MINNESOTA...
  FREEBORN COUNTY IN SOUTH CENTRAL MINNESOTA...
  MARTIN COUNTY IN SOUTH CENTRAL MINNESOTA...

* UNTIL 1215 AM CDT

* AT 922 PM CDT...RADAR DETECTED THUNDERSTORMS PRODUCING VERY HEAVY
  RAIN ACROSS MUCH OF THE WARNED AREA. THE STORMS PRODUCING THE      
  HEAVIEST RAIN WERE OVER FAIRMONT...BLUE EARTH AND WELLS.           
  ESTIMATES FROM RADAR INDICATED THAT NEARLY 2 INCHES OF RAIN HAS    
  FALLEN DURING THE PAST HOUR OVER THE FAIRMONT AREA.                
  ADDITIONAL THUNDERSTORMS WILL MOVE INTO SOUTH CENTRAL MINNESOTA    
  FROM IOWA AND PASS OVER THE WARNED AREA...RESULTING IN EXCESSIVE   
  RAINFALL. HEAVY RAIN PRODUCING THUNDERSTORMS SHOULD REACH ALBERT
  LEA AND CLARKS GROVE BY 10 PM. 

* SOME LOCATIONS THAT MAY BE AFFECTED INCLUDE...ALBERT LEA...ALDEN...
  BLUE EARTH...CLARKS GROVE AND WINNEBAGO.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IMMINENT.
IF YOU ARE IN THE WARNED AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS. IF FLOODING IS OBSERVED ACT QUICKLY. MOVE TO
HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO
FLOODING WHEN WATER BEGINS RISING.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR VEHICLE
INTO AREAS WHERE THE WATER COVERS THE ROAD. TWO FEET OF RUSHING WATER
CAN CARRY AWAY MOST VEHICLES INCLUDING SPORT UTILITY VEHICLES AND
PICKUPS.

LAT...LON 4352 9467 4354 9331 4379 9326 4382 9467

$$

BAP
1 follow-up statement
000 
WGUS73 KMPX 020433
FFSMPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1129 PM CDT TUE AUG 1 2006

MNC043-047-091-020515-
FARIBAULT MN-FREEBORN MN-MARTIN MN-
1129 PM CDT TUE AUG 1 2006

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT FOR
MARTIN...FREEBORN AND FARIBAULT COUNTIES...

AT 1129 PM CDT...RADAR SHOWED THAT THE HEAVIEST RAIN PRODUCING 
THUNDERSTORMS WERE SOUTH OF IOWA BORDER.  HOWEVER...PERIODS OF 
SHOWERS AND THUNDERSTORMS ARE EXPECTED TO CONTINUE THROUGH THE 
NIGHT.  REPORTS FROM LAW ENFORCEMENT OFFICIALS INDICATE THAT THE 
FLOODING WHICH WAS EARLIER REPORTED IN FAIRMONT AND BLUE EARTH HAD 
SUBSIDED. RADAR ESTIMATES ARE THAT FROM 3 TO 4 INCHES OF RAIN MAY 
HAVE FALLEN FROM THE CEYLON AREA TO JUST SOUTH OF FAIRMONT AND THAT 
2 TO 3 INCHES OF RAIN MAY HAVE FALLEN IN BLUE EARTH. 

SOME LOCATIONS THAT REMAIN IN THE FLASH FLOOD WARNING INCLUDE... 
ALBERT LEA...ALDEN...BLUE EARTH...BRICELYN...CEYLON...CLARKS GROVE 
AND CONGER.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IMMINENT.
IF YOU ARE IN THE WARNED 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 FORGE
FLOODED ROADWAYS BY FOOT OR AUTOMOBILE. IF YOUR VEHICLE STALLS...
ABANDON IT IMMEDIATELY AND SEEK HIGHER GROUND.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS. IF FLOODING IS OBSERVED ACT QUICKLY. MOVE TO
HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO
FLOODING WHEN WATER BEGINS RISING.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR VEHICLE
INTO AREAS WHERE THE WATER COVERS THE ROAD. TWO FEET OF RUSHING WATER
CAN CARRY AWAY MOST VEHICLES INCLUDING SPORT UTILITY VEHICLES AND
PICKUPS. MOVE TO HIGHER GROUND.

LAT...LON 4352 9467 4354 9331 4379 9326 4382 9467

$$

BAP

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 1, 7:03 PM CDTTornado WarningMPXWatonwan42 min
Aug 1, 7:39 PM CDTTornado WarningMPXWatonwan51 min
Aug 1, 7:46 PM CDTSevere Thunderstorm WarningMPXMartin59 min
Aug 1, 8:07 PM CDTTornado WarningMPXBlue Earth38 min
Aug 1, 8:31 PM CDTSevere Thunderstorm WarningMPXFaribault44 min
Aug 1, 9:14 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Faribault, Freeborn, Waseca61 min
Aug 1, 11:54 PM CDTFlash Flood WarningMPXFaribault, Freeborn, Martin2 hr

Nearby

Flash Flood Warnings in Minnesota, 2006Every flash flood warning in 2006

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.