Alert archive / Minnesota / Flash Flood Warnings in 2005

Flash Flood Warning 20, NWS Twin Cities, MN

August 26, 2005Kandiyohi County, Minnesota

NWS Twin Cities, MN issued this flash flood warning at Aug 26, 2005, 4:50 AM CDT for Kandiyohi County, Minnesota. It was in force for 3 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 26, 2005, 4:50 AM CDT (09:50 UTC)
Expired
Aug 26, 2005, 8:00 AM CDT
In force
3 hr
Issued by
NWS Twin Cities, MN
Area
Counties, with a storm outline in the text

County Kandiyohi County, MN

The radar

The Minneapolis radar (KMPX), 120 km from the middle of the area, began a volume at 09:54 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, 9.8 hours before the alert went out and 118 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 2005-08-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1374 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 2005-08-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 square meters per square second.1939Sfc1 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
1374 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
766 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
53 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.

000 
WGUS53 KMPX 260949
FFWMPX
MNC067-261300-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
450 AM CDT FRI AUG 26 2005

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  KANDIYOHI COUNTY IN CENTRAL MINNESOTA

* UNTIL 800 AM CDT

* AT 450 AM CDT...RADAR DETECTED THUNDERSTORMS PRODUCING VERY        
  HEAVY RAIN ACROSS MUCH OF THE WARNED AREA. THE STORMS PRODUCING    
  THE  HEAVIEST RAIN WERE OVER SOUTHERN PARTS OF THE COUNTY...NEAR   
  SVEA...RAYMOND AND WILLMAR. DOPPLER RADAR RAINFALL ESTIMATES INDICATE
  RAINFALL AMOUNTS OF 4 TO 6 INCHES ACROSS MUCH OF NORTHERN          
  KANDIYOHI COUNTY. THIS WARNING EXTENDS THE PREVIOUS FLASH FLOOD    
  WARNING ISSUED FOR KANDIYOHI COUNTY.

  EXPECT SLOW MOVING THUNDERSTORMS TO PRODUCE TORRENTIAL RAINFALL IN
  THE WARNED AREA.

* SOME LOCATIONS THAT MAY BE AFFECTED INCLUDE...ATWATER...BLOMKEST...
  KANDIYOHI...LAKE LILLIAN...NEW LONDON...WILLMAR...PENNOCK AND      
  PRINSBURG.

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 4490 9523 4491 9478 4540 9478 4540 9525

$$

DWE
1 follow-up statement
000 
WGUS73 KMPX 261251
FFSMPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
747 AM CDT FRI AUG 26 2005

MNC067-261305-
KANDIYOHI MN-
747 AM CDT FRI AUG 26 2005

...THE FLASH FLOOD WARNING WILL EXPIRE AT 8 AM FOR KANDIYOHI 
COUNTY...

AT 747 AM CDT...THE HEAVY RAIN PRODUCING THUNDERSTORMS HAVE MOVED 
EAST OF THE AREA.  LAW ENFORCEMENT OFFICIAL REPORT THAT FLOODING 
HAS RECEDED ON AREA ROADS.  RADAR RAINFALL ESTIMATES INDICATE THAT 
4 TO 6 INCHES OF RAIN HAS FALLEN OVER MUCH OF THE COUNTY OVERNIGHT. 
THE HEAVIER AMOUNTS OCCURRED IN THE NORTHEAST PART OF THE COUNTY 
NEAR SUNBURG.  

MOTORISTS ARE URGE TO EXERCISE CAUTION AS MANY ROADSIDE DITCHES MAY 
BE FULL OF WATER. 

LAT...LON 4490 9523 4491 9478 4540 9478 4540 9525

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 25, 7:56 PM CDTSevere Thunderstorm WarningMPXDouglas49 min
Aug 25, 8:23 PM CDTSevere Thunderstorm WarningMPXTodd52 min
Aug 25, 8:42 PM CDTSevere Thunderstorm WarningMPXDouglas63 min
Aug 25, 10:12 PM CDTFlash Flood WarningMPXDouglas2 hr
Aug 25, 10:22 PM CDTSevere Thunderstorm WarningMPXPope38 min
Aug 25, 10:41 PM CDTFlash Flood WarningMPXPope3 hr
Aug 25, 10:43 PM CDTSevere Thunderstorm WarningMPXStearns52 min
Aug 26, 12:25 AM CDTFlash Flood WarningMPXSwift3 hr
Aug 26, 12:44 AM CDTSevere Thunderstorm WarningMPXStearns61 min
Aug 26, 1:30 AM CDTSevere Thunderstorm WarningMPXMeeker60 min
Aug 26, 1:44 AM CDTSevere Thunderstorm WarningMPXStearns, Wright61 min
Aug 26, 1:53 AM CDTFlash Flood WarningMPXKandiyohi3 hr
Aug 26, 3:00 AM CDTFlash Flood WarningMPXStearns3 hr
Aug 26, 3:09 AM CDTFlash Flood WarningMPXChippewa3 hr
Aug 26, 3:17 AM CDTFlash Flood WarningMPXSwift3 hr

Nearby

Flash Flood Warnings in Minnesota, 2005Every flash flood warning in 2005

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.