Alert archive / North Dakota / Flash Flood Warnings in 2005

Flash Flood Warning 28, NWS Grand Forks, ND

June 29, 2005Eddy County, North Dakota

NWS Grand Forks, ND issued this flash flood warning at Jun 29, 2005, 7:58 AM CDT for Eddy County, North Dakota. It was in force for 7 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 29, 2005, 7:58 AM CDT (12:58 UTC)
Expired
Jun 29, 2005, 3:00 PM CDT
In force
7 hr
Issued by
NWS Grand Forks, ND
Area
Counties, with a storm outline in the text

County Eddy County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 129 km from the middle of the area, began a volume at 12:58 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

Bismarck Municip, ND (KBIS), launched 12:00Z, 1.0 hours before the alert went out and 167 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, Bismarck Municip, ND at 12:00Z on 2005-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 57 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, Bismarck Municip, ND at 12:00Z on 2005-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -38 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
57 J/kg
Mixed-layer CIN
-161 J/kg
Mixed-layer LCL
840 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
-38 m²/s²
0-3 km storm-relative helicity
-8 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KFGF 291301
FFWFGF
NDC027-292000-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
758 AM CDT WED JUN 29 2005

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EDDY COUNTY IN NORTHEAST NORTH DAKOTA

* UNTIL 300 PM CDT

* AT 753 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN FROM THUNDERSTORMS ALONG A LINE EXTENDING FROM 5
  MILES EAST OF SHEYENNE TO 10 MILES SOUTHEAST OF NEW ROCKFORD...OR
  ALONG A LINE EXTENDING FROM 19 MILES SOUTH OF DEVILS LAKE TO 35    
  MILES SOUTH OF DEVILS LAKE. ADDITIONAL THUNDERSTORMS WITH VERY     
  HEAVY RAIN WILLBE MOVING OVER THE SAME AREA THROUGH 9 AM. UP TO AN 
  ADDITIONAL INCH OF RAIN IS POSSIBLE THROUGH 9 AM.

* SOME LOCATIONS IN THE WARNING INCLUDE NEW ROCKFORD AND SHEYENNE.

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 4784 9925 4762 9923 4761 9865 4785 9872

$$

KENNEDY
2 follow-up statements
000 
WGUS73 KFGF 291655
FFSFGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
1155 AM CDT WED JUN 29 2005

NDC027-292000-
EDDY ND-
1155 AM CDT WED JUN 29 2005

...A FLASH FLOOD WARNING CONTINUES UNTIL 300 PM CDT FOR EDDY 
COUNTY...

AT 1150 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
LIGHT TO MODERATE RAIN CONTINUING OVER EDDY COUNTY. THUNDERSTORM 
ACTIVITY IS EXPECTED TO REDEVELOP IN CENTRAL NORTH DAKOTA THIS 
AFTERNOON AND MOVE INTO EDDY COUNTY. ADDITIONAL RAINFALL AMOUNTS OF 
1 TO 2 INCHES WILL BE POSSIBLE WITH THE THUNDERSTORMS.   

RADAR ESTIMATED PRECIPITATION AMOUNTS THIS MORNING OF 2.5 TO 3 
INCHES FELL IN CENTRAL EDDY COUNTY AS OF 8 AM. ANY ADDITIONAL 
RAINFALL WILL LIKELY PRODUCE OVERLAND FLOODING AND POSSIBLE BASEMENT 
FLOODING.  

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 4784 9925 4762 9923 4761 9865 4785 9872

$$

BRAMER
000 
WGUS73 KFGF 292003
FFSFGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
302 PM CDT WED JUN 29 2005

NDC027-292020-
EDDY ND-
302 PM CDT WED JUN 29 2005

...THE FLASH FLOOD WARNING FOR EDDY COUNTY EXPIRES AT 300 PM CDT...

AT 302 PM CDT...THE HEAVY RAIN IN EDDY COUNTY HAS MOVED OUT OF THE 
COUNTY. SO THE WARNING WAS ALLOWED TO EXPIRE AT 300 PM CDT.

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

LAT...LON 4784 9925 4762 9923 4761 9865 4785 9872

$$

BRAMER

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 5:06 AM CDTSevere Thunderstorm WarningFGFSargent53 min
Jun 29, 6:44 AM CDTFlash Flood WarningFGFSargent8 hr
Jun 29, 7:21 AM CDTSevere Thunderstorm WarningFGFRichland54 min
Jun 29, 8:16 AM CDTSevere Thunderstorm WarningFGFRichland44 min
Jun 29, 8:23 AM CDTFlash Flood WarningFGFRichland13 hr
Jun 29, 8:45 AM CDTSevere Thunderstorm WarningFGFRichland56 min
Jun 29, 8:47 AM CDTFlash Flood WarningFGFCass7 hr
Jun 29, 8:50 AM CDTFlash Flood WarningFGFCass12 hr
Jun 29, 2:03 PM CDTFlash Flood WarningFGFBenson18 hr
Jun 29, 3:11 PM CDTTornado WarningFGFSargent57 min
Jun 29, 3:20 PM CDTFlash Flood WarningFGFRansom17 hr
Jun 29, 3:22 PM CDTSevere Thunderstorm WarningFGFRichland53 min
Jun 29, 3:48 PM CDTTornado WarningFGFRansom, Richland59 min
Jun 29, 4:19 PM CDTSevere Thunderstorm WarningFGFRichland56 min
Jun 29, 4:28 PM CDTTornado WarningFGFCass60 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.