Alert archive / Minnesota / Flash Flood Warnings in 2006

Flash Flood Warning 17, 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, 11:54 PM CDT for Faribault County, Freeborn County, Martin County, Minnesota. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 1, 2006, 11:54 PM CDT (04:54 UTC)
Expired
Aug 2, 2006, 2:15 AM CDT
In force
2 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 04:54 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, 4.9 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 020456
FFWMPX
MNC043-047-091-020715-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1154 PM CDT TUE AUG 1 2006

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS EXTENDED THE

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

* UNTIL 215 AM CDT

* AT 1154 PM CDT...RADAR DETECTED THUNDERSTORMS PRODUCING VERY       
  RAIN ACROSS MUCH OF THE WARNED AREA. OTHER STORMS IN NORTHERN IOWA 
  WERE SLOWLY LIFTING INTO SOUTH CENTRAL MINNESOTA AND COULD PRODUCE 
  ANOTHER 1 TO 2 INCHES OF RAIN.  THIS COULD CAUSE ADDITIONAL        
  FLOODING IN THOSE AREAS WHICH RECEIVED HEAVY RAIN EARLIER THIS     
  EVENING INCLUDING FAIRMONT AND BLUE EARTH. 

* SOME LOCATIONS THAT MAY BE AFFECTED INCLUDE...ALBERT LEA...ALDEN...
  BLUE EARTH...CLARKS GROVE...FAIRMONT 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 020635
FFSMPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
135 AM CDT WED AUG 2 2006

MNC043-047-091-020715-
FARIBAULT MN-FREEBORN MN-MARTIN MN-
135 AM CDT WED AUG 2 2006

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 215 AM CDT FOR
MARTIN...FREEBORN AND FARIBAULT COUNTIES...

AT 135 AM CDT...DOPPLER RADAR AND OBSERVATIONS INDICATE MODERATE 
RAIN OCCURRING OVER THE I-90 CORRIDOR OF SOUTH CENTRAL MINNESOTA. 
SUPPORT WILL REMAIN FOR THIS TO CONTINUE OFF AND ON THROUGH 500 AM. 
ACCORDING TO OBSERVATIONS AND MULTIPLE RADAR ESTIMATES...THIS AREA 
HAS SEEN TWO AND A HALF TO FOUR AND A HALF INCHES SINCE 700 PM. 
LOCAL LAW ENFORCEMENT REPORTS RECEDING WATERS IN EARLIER FLOODED 
AREAS. HOWEVER...RURAL LOW-LYING AREAS OR LOCALES NEAR HIGH CREEKS 
MAY STILL BE SUSCEPTIBLE TO FLOODING THROUGH THE NEXT HOUR. SOME 
LOCAL STREAMS THAT HAVE SEEN HEAVY RAIN OVER THEIR WATERSHEDS 
INCLUDE...THE EAST FORK OF THE DES MOINES RIVER...BADGER 
CREEK...SOUTH CREEK...THE BLUE EARTH RIVER...AND GOOSE CREEK.

SOME COMMUNITIES THAT MAY BE AFFECTED INCLUDE...ALBERT 
LEA...ALDEN...BLUE EARTH...BRICELYN...CEYLON...CLARKS GROVE AND 
CONGER. 

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

$$

MTF

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, 9:22 PM CDTFlash Flood WarningMPXFaribault, Freeborn, Martin3 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.