Alert archive / North Dakota / Flash Flood Warnings in 2005

Flash Flood Warning 7, NWS Grand Forks, ND

June 11, 2005Cass County, Ransom County, Sargent County, North Dakota

NWS Grand Forks, ND issued this flash flood warning at Jun 11, 2005, 2:19 PM CDT for Cass County, Ransom County, Sargent County, North Dakota. It was in force for 11 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
Jun 11, 2005, 2:19 PM CDT (19:19 UTC)
Expired
Jun 12, 2005, 1:00 AM CDT
In force
11 hr
Issued by
NWS Grand Forks, ND
Area
Counties, with a storm outline in the text

Counties Cass County, ND, Ransom County, ND, Sargent County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 110 km from the middle of the area, began a volume at 19:23 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

Aberdeen, SD (KABR), launched 12:00Z, 7.3 hours before the alert went out and 199 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 2005-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 97 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 2005-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 square meters per square second.1939587897Sfc1 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
97 J/kg
Mixed-layer CIN
-44 J/kg
Mixed-layer LCL
861 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
76 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 111921
FFWFGF
NDC017-073-081-120600-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
219 PM CDT SAT JUN 11 2005

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHERN CASS COUNTY IN SOUTHEAST NORTH DAKOTA
  EASTERN RANSOM COUNTY IN SOUTHEAST NORTH DAKOTA
  EASTERN SARGENT COUNTY IN SOUTHEAST NORTH DAKOTA

* UNTIL 100 AM CDT

* AT 215 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN FROM THUNDERSTORMS ALONG A LINE EXTENDING FROM 4
  MILES NORTHWEST OF EMBDEN TO 2 MILES EAST OF RUTLAND...OR ALONG
  A LINE EXTENDING FROM 26 MILES EAST OF VALLEY CITY TO 44 MILES     
  WEST OF WAHPETON. THE STORMS PRODUCING VERY HEAVY RAIN WERE MOVING 
  TO THE NORTH AT 20 MPH.

* SOME LOCATIONS IN THE WARNING INCLUDE MILNOR...MAPLETON...HORACE
  AND FORMAN.

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 4690 9765 4633 9763 4598 9764 4599 9731
      4665 9732 4666 9687 4691 9688

$$

HOPKINS
2 follow-up statements
000 
WGUS73 KFGF 112144
FFSFGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
441 PM CDT SAT JUN 11 2005

NDC017-073-081-120600-
CASS ND-RANSOM ND-SARGENT ND-
441 PM CDT SAT JUN 11 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 100 AM CDT FOR EASTERN
SARGENT...EASTERN RANSOM AND CASS COUNTIES...

AT 438 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THUNDERSTORMS THAT PRODUCED VERY HEAVY RAIN. REPORTS OF 2 TO 4 
INCHES OF RAIN HAVE BEEN COMMON ALONG WITH STREET FLOODING.

SOME LOCATIONS IN THE WARNING INCLUDE 
MILNOR...MAPLETON...HORACE...FORMAN AND FARGO.

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 4720 9768 4633 9763 4598 9764 4599 9731
      4665 9732 4668 9680 4720 9685

$$
JCA
000 
WGUS73 KFGF 120356
FFSFGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
1055 PM CDT SAT JUN 11 2005

NDC017-073-081-120405-
CASS ND-RANSOM ND-SARGENT ND-
1055 PM CDT SAT JUN 11 2005

...THE FLASH FLOOD WARNING FOR EASTERN SARGENT...EASTERN RANSOM AND
CASS COUNTIES IS CANCELLED...

AT 1055 PM CDT...HEAVY RAINS HAVE MOVED OUT OF CASS...EASTERN RANSOM 
AND EASTERN SARGENT COUNTIES. THE FLASH FLOOD WARNING IS BEING 
REPLACED BY AN AREAL FLOOD WARNING. SO THE WARNING HAS BEEN 
CANCELLED. DITCHES REMAIN FULL AND SEVERAL ROADS HAVE BEEN WASHED 
OUT SO THE THREAT FOR FLOODING CONTINUES.

STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION 
FOR ADDITIONAL INFORMATION.

LAT...LON 4720 9768 4633 9763 4598 9764 4599 9731
      4665 9732 4668 9680 4720 9685

$$
JCA

The office that day

Everything else NWS Grand Forks, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 11, 1:05 PM CDTFlash Flood WarningFGFRichland12 hr
Jun 11, 6:14 PM CDTFlash Flood WarningFGFEddy12 hr
Jun 11, 6:16 PM CDTFlash Flood WarningFGFGrand Forks12 hr
Jun 11, 6:17 PM CDTFlash Flood WarningFGFTraill12 hr
Jun 11, 6:29 PM CDTFlash Flood WarningFGFBenson, Cavalier, Ramsey12 hr
Jun 11, 6:36 PM CDTTornado WarningFGFTraill39 min
Jun 11, 6:58 PM CDTTornado WarningFGFCass47 min

Nearby

Flash Flood Warnings in North Dakota, 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.