Alert archive / North Dakota / Flash Flood Warnings in 2003

Flash Flood Warning 8, NWS Grand Forks, ND

June 24, 2003Sargent County, North Dakota

NWS Grand Forks, ND issued this flash flood warning at Jun 24, 2003, 9:58 PM CDT for Sargent County, North Dakota. It was in force for 8 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 24, 2003, 9:58 PM CDT (02:58 UTC)
Expired
Jun 25, 2003, 5:45 AM CDT
In force
8 hr
Issued by
NWS Grand Forks, ND
Area
Counties, with a storm outline in the text

County Sargent County, ND

The radar

The Aberdeen radar (KABR), 89 km from the middle of the area, began a volume at 02:57 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 00:00Z, 3.0 hours before the alert went out and 142 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 00:00Z on 2003-06-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 728 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 00:00Z on 2003-06-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 249 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
728 J/kg
Mixed-layer CIN
-202 J/kg
Mixed-layer LCL
790 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
249 m²/s²
0-3 km storm-relative helicity
552 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KFGF 250258
FFWFGF
NDC081-251045-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
958 PM CDT TUE JUN 24 2003

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* FLASH FLOOD WARNING FOR...

  SARGENT COUNTY IN SOUTHEAST NORTH DAKOTA.

* UNTIL 545 AM CDT.

* AT 955 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH HEAVY RAIN CONTINUE TO MOVE...MOVEMENT WAS TO
  THE NORTHEAST AT 35 MPH.

* FORMAN...MILNOR...GWINNER...STRAUBVILLE AND STIRUM WILL BE AFFECTED
  BY THE HEAVY RAIN. RADAR ESTIMATED RAINFALL AMOUNTS OF 2 TO 3      
  INCHES ARE POSSIBLE THROUGH MIDNIGHT. DUE TO THE SATURATED SOIL 
  CONDITIONS CAUSED BY HEAVY RAINFALL OVER THE LAST FEW DAYS...RUNOFF
  SHOULD BE RAPID AND WILL CAUSE RIVER LEVELS TO RISE QUICKLY.  

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 4596 9799 4597 9728 4627 9730 4627 9800


$$

BRAMER
1 follow-up statement
000 
WGUS73 KFGF 250642
FFSFGF
NDC081-251230-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
136 AM CDT WED JUN 25 2003

...A FLASH FLOOD WARNING CONTINUES FOR SARGENT COUNTY UNTIL 545 AM
CDT...

AT 132 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
THAT THUNDERSTORMS WITH HEAVY RAIN HAVE LIFTED TO THE NORTHEAST 
OF THE AREA. HOWEVER ADDITIONAL THUNDERSTORMS FIRING SOUTH OF 
THE BORDER OVER NORTHEAST SOUTH DAKOTA SHOULD OVERSPREAD THE 
REGION OVERNIGHT. LATEST DOPPLER RAINFALL ESTIMATES INDICATE THAT 
ONE TO TWO INCHES OF RAINFALL HAVE ALREADY FALLEN ACROSS PARTS OF 
THE AREA TONIGHT. THIS RAINFALL COUPLED WITH VERY SATURATED 
GROUNDS CURRENTLY IN PLACE HAS LED TO LOCALIZED FLOODING OF LOW 
LYING AREAS AND DITCHES.   

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL TELEVISION...CABLE
TELEVISION OR RADIO FOR THE LATEST WEATHER INFORMATION. CHECK OUT OUR
WEB SITE AT WWW.CRH.NOAA.GOV/FGF/INDEX.HTML USING LOWER CASE.

$$
BERG

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 24, 8:31 PM CDTTornado WarningFGFRichland44 min
Jun 24, 9:40 PM CDTSevere Thunderstorm WarningFGFBarnes50 min
Jun 24, 9:43 PM CDTSevere Thunderstorm WarningFGFSargent47 min
Jun 24, 10:21 PM CDTSevere Thunderstorm WarningFGFCass39 min
Jun 24, 10:32 PM CDTSevere Thunderstorm WarningFGFBarnes13 min
Jun 24, 10:45 PM CDTFlash Flood WarningFGFRichland8 hr
Jun 24, 11:01 PM CDTSevere Thunderstorm WarningFGFCass44 min
Jun 24, 11:18 PM CDTSevere Thunderstorm WarningFGFTraill42 min
Jun 24, 11:55 PM CDTSevere Thunderstorm WarningFGFCass50 min

Nearby

Flash Flood Warnings in North Dakota, 2003Every flash flood warning in 2003

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.