Alert archive / Minnesota / Flash Flood Warnings in 2007

Flash Flood Warning 3, NWS Grand Forks, ND

May 5, 2007Wilkin County, Minnesota

NWS Grand Forks, ND issued this flash flood warning at May 5, 2007, 10:38 AM CDT for Wilkin County, Minnesota. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 5, 2007, 10:38 AM CDT (15:38 UTC)
Expired
May 5, 2007, 5:00 PM CDT
In force
6 hr
Issued by
NWS Grand Forks, ND
Area
Whole counties

County Wilkin County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 146 km from the middle of the area, began a volume at 15:42 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

Aberdeen, SD (KABR), launched 12:00Z, 3.6 hours before the alert went out and 221 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, Aberdeen, SD at 12:00Z on 2007-05-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 302 joules per kilogram.LCLLFCEL10008507005003002001001 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, Aberdeen, SD at 12:00Z on 2007-05-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 177 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
302 J/kg
Mixed-layer CIN
-53 J/kg
Mixed-layer LCL
521 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
177 m²/s²
0-3 km storm-relative helicity
165 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 KFGF 051539
FFWFGF
MNC167-052200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
1038 AM CDT SAT MAY 5 2007

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  WILKIN COUNTY IN WEST CENTRAL MINNESOTA...

* UNTIL 500 PM CDT SATURDAY

* AT 1027 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR            
  INDICATED VERY HEAVY RAIN FROM THUNDERSTORMS MOVING NORTH THROUGH  
  WILKIN COUNTY. AN OBSERVER FROM 1 MILE SOUTHWEST OF TENNEY REPORTS 
  3.4 INCHES OF RAINFALL. RADAR IS SHOWING 1 TO 3 INCHES OF RAINFALL 
  HAS OCCURRED ACROSS MUCH OF WESTERN AND CENTRAL WILKIN COUNTY. AN
  ADDITIONAL INCH OF RAINFALL IS POSSIBLE THROUGH SATURDAY
  AFTERNOON. 

* MANY DITCHES ARE REPORTED FULL AND OVER FLOWING. THE RABBIT
  RIVER HAS RISEN ONE HALF FOOT IN THE PAST 3 HOURS...AND WILL    
  CONTINUE TO RISE RAPIDLY. OTHER SMALL STREAMS WILL SHOW SIMILAR
  RISES THROUGH THIS AFTERNOON. 

* SOME LOCATIONS IN THE WARNING INCLUDE TENNEY...LAWNDALE...EVERDELL
  AND DORAN.

MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR
VEHICLE INTO WATER OF UNKNOWN DEPTH. ONE OR TWO FEET OF WATER WILL
FLOAT MOST CARS DOWNSTREAM.

LAT...LON 4662 9633 4661 9662 4661 9675 4643 9669
      4634 9658 4610 9654 4603 9656 4603 9635

$$

TG
2 follow-up statements
000 
WGUS73 KFGF 051832
FFSFGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
132 PM CDT SAT MAY 5 2007

MNC167-052200-
WILKIN MN-
132 PM CDT SAT MAY 5 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR
WILKIN COUNTY...

AT 132 PM CDT...WEATHER SPOTTERS REPORT VERY HEAVY RAIN HAS FALLEN 
SINCE THIS MORNING. THE HEAVIEST RAINFALL HAS OCCURRED IN SOUTHWEST 
WILKIN COUNTY...INCLUDING THE CITIES OF TENNEY AND CAMPBELL. 3 TO 
3.5 INCHES OF RAINFALL HAS BEEN REPORTED ACROSS THIS AREA. THE 
RABBIT RIVER HAS RISEN ABOUT ONE FOOT SINCE THIS MORNING ALONG AND 
WEST OF CAMPBELL. THE RABBIT RIVER AND SMALL STREAMS WILL CONTINUE 
TO RAPIDLY RISE THROUGH THIS AFTERNOON. THERE IS PLENTY OF STANDING 
WATER AND DITCHES ARE NEAR FULL. 

THE REMAINDER OF WILKIN COUNTY HAS RECEIVED 1 TO 3 INCHES OF 
RAINFALL. THE HEAVIEST BAND OF 2 TO 3 INCHES HAS FALLEN FROM DORAN 
TO EVERDELL TO LAWNDALE. THE OTTERTAIL RIVER AND SMALL STREAMS MAY 
SHOW RAPID RISES THROUGH THE AFTERNOON.  

MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR 
VEHICLE INTO WATER OF UNKNOWN DEPTH. ONE OR TWO FEET OF WATER WILL 
FLOAT MOST CARS DOWNSTREAM.

LAT...LON 4662 9633 4661 9662 4661 9675 4643 9669
      4634 9658 4610 9654 4603 9656 4603 9635

$$

TG
000 
WGUS73 KFGF 052202
FFSFGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
459 PM CDT SAT MAY 5 2007

MNC167-052209-
WILKIN MN-
459 PM CDT SAT MAY 5 2007

...THE FLASH FLOOD WARNING WILL EXPIRE AT 500 PM CDT FOR WILKIN
COUNTY...

AT 455 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THAT ADDITIONAL LIGHT RAIN SHOWERS WILL MOVE THROUGH WILKIN COUNTY 
THIS EVENING...BUT IT APPEARS THAT ADDITIONAL HEAVY RAINFALL WILL 
STAY WEST OF THE AREA.  

LOCALIZED 3 TO 4 INCHES OF RAIN FELL FROM MIDNIGHT TO ABOUT 9 AM IN 
THE CAMPBELL...DORAN...AND TENNEY AREAS.  ADDITIONAL RAIN SINCE 9 AM 
HAS BEEN LIGHT ALLOWING WATER TO SOAK IN SOME AND FLOW INTO THE 
RIVERS.  CALLS TO SPOTTERS AND TO THE SHERIFF OFFICE INDICATE NO 
ROAD CLOSING AT THIS TIME. 

LAT...LON 4662 9633 4661 9662 4661 9675 4643 9669
      4634 9658 4610 9654 4603 9656 4603 9635

$$

DTR

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.