Alert archive / Minnesota / Flash Flood Warnings in 2007

Flash Flood Warning 26, NWS Twin Cities, MN

August 19, 2007Faribault County, Minnesota

NWS Twin Cities, MN issued this flash flood warning at Aug 19, 2007, 6:20 PM CDT for Faribault County, Minnesota. It was in force for 115 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 19, 2007, 6:20 PM CDT (23:20 UTC)
Expired
Aug 19, 2007, 8:15 PM CDT
In force
115 min
Issued by
NWS Twin Cities, MN
Area
Whole counties

County Faribault County, MN

The radar

The Minneapolis radar (KMPX), 134 km from the middle of the area, began a volume at 23:23 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 12:00Z, 11.3 hours before the alert went out and 134 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 2007-08-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 12:00Z on 2007-08-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 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
510 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
73 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KMPX 192321
FFWMPX
MNC043-200115-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
620 PM CDT SUN AUG 19 2007

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

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

* UNTIL 815 PM CDT

* AT 620 PM CDT...RADAR DETECTED THUNDERSTORMS PRODUCING VERY HEAVY
  RAIN ACROSS MUCH OF THE WARNED AREA. THE STORMS PRODUCING THE
  HEAVIEST RAIN WERE 4 MILES NORTH OF EASTON...OR ABOUT 16 MILES
  NORTHEAST OF BLUE EARTH.  THESE STORMS WERE MOVING EAST AT 20      
  MPH.   ESTIMATES FROM RADAR INDICATED THAT 1 TO 2 INCHES OF RAIN   
  WILL BE POSSIBLE OVER THE NEXT HOUR. .

* SOME LOCATIONS THAT MAY BE AFFECTED INCLUDE...MINNESOTA LAKE AND
  WELLS.

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.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR VEHICLE
INTO AREAS WHERE THE WATER COVERS THE ROAD. JUST ONE FOOT OF RUSHING
WATER CAN SWEEP MOST VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

LAT...LON 4374 9404 4355 9366 4384 9366 4384 9404

$$

MDB
2 follow-up statements
000 
WGUS73 KMPX 200039
FFSMPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
735 PM CDT SUN AUG 19 2007

MNC043-200115-
FARIBAULT MN-
735 PM CDT SUN AUG 19 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR
FARIBAULT COUNTY...

AT 735 PM CDT...RADAR DETECTED THUNDERSTORMS PRODUCING VERY HEAVY 
RAIN 11 MILES SOUTHWEST OF HUNTLEY...OR ABOUT 4 MILES EAST OF 
FAIRMONT.  THESE STORMS WERE MOVING EAST AT 30 MPH. THESE STORMS 
WILL BE MOVING INTO THE WARNED AREA WHICH HAS SEEN VERY HEAVY RAIN 
FROM EARLIER STORMS. RAINFALL RATES OF AROUND 1 INCH PER HOUR WILL 
BE POSSIBLE WITH THESE STORMS.

SOME LOCATIONS THAT MAY BE AFFECTED INCLUDE...BLUE EARTH...
BRICELYN...DELAVAN...EASTON...FROST...KIESTER AND MINNESOTA LAKE.

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.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR VEHICLE
INTO AREAS WHERE THE WATER COVERS THE ROAD. JUST ONE FOOT OF RUSHING
WATER CAN SWEEP MOST VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

LAT...LON 4353 9420 4352 9368 4384 9366 4383 9420

$$

MDB
000 
WGUS73 KMPX 200116
FFSMPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
813 PM CDT SUN AUG 19 2007

MNC043-200123-
FARIBAULT MN-
813 PM CDT SUN AUG 19 2007

...THE FLASH FLOOD WARNING FOR FARIBAULT COUNTY EXPIRED AT 815 PM 
CDT...

SCATTERED SHOWERS AND THUNDERSTORMS WILL CONTINUE TO MOVE EASTWARD 
ALONG INTERSTATE 90 THROUGH 845 PM CDT. THESE SHOWERS HAVE WEAKENED 
AND RAINFALL RATES HAVE DECREASED. LOCALIZED PONDING OF WATER MAY BE 
STILL BE POSSIBLE AS THESE STORMS MOVE ACROSS. ADDITIONAL SHOWERS 
AND THUNDERSTORMS WILL BE POSSIBLE THROUGH THE EVENING.

LAT...LON 4353 9420 4352 9368 4384 9366 4383 9420

$$

MDB

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 18, 10:00 PM CDTFlash Flood WarningMPXGoodhue6 hr
Aug 18, 10:50 PM CDTFlash Flood WarningMPXLe Sueur, Nicollet, Rice, Sibley6 hr
Aug 19, 12:50 AM CDTFlash Flood WarningMPXSteele, Waseca4 hr
Aug 19, 12:50 AM CDTFlash Flood WarningMPXBlue Earth, Steele, Waseca4 hr
Aug 19, 1:18 AM CDTFlash Flood WarningMPXBrown, Redwood, Renville6 hr
Aug 19, 2:48 AM CDTFlash Flood WarningMPXFaribault, Freeborn6 hr
Aug 19, 3:04 AM CDTFlash Flood WarningMPXWatonwan6 hr
Aug 19, 8:53 AM CDTFlash Flood WatchMPXBlue Earth, Brown, Faribault, Freeborn, Goodhue, Le Sueur and 9 more16 hr
Aug 19, 12:04 PM CDTFlash Flood WarningMPXWatonwan3 hr
Aug 19, 2:48 PM CDTFlash Flood WarningMPXWatonwan3 hr

Nearby

Flash Flood Warnings in Minnesota, 2007Every flash flood warning in 2007

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.