Alert archive / North Dakota / Flash Flood Warnings in 2002

Flash Flood Warning 10, NWS Grand Forks, ND

June 9, 2002Barnes County, Cass County, North Dakota

NWS Grand Forks, ND issued this flash flood warning at Jun 9, 2002, 7:17 AM CDT for Barnes County, Cass County, North Dakota. It was in force for 4 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 9, 2002, 7:17 AM CDT (12:17 UTC)
Expired
Jun 9, 2002, 11:15 AM CDT
In force
4 hr
Issued by
NWS Grand Forks, ND
Area
Counties, with a storm outline in the text

Counties Barnes County, ND, Cass County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 81 km from the middle of the area, began a volume at 12:16 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, 0.3 hours before the alert went out and 220 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 2002-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Bismarck Municip, ND at 12:00Z on 2002-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 134 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
983 m above ground
0-6 km bulk shear
75 kt
0-1 km storm-relative helicity
134 m²/s²
0-3 km storm-relative helicity
491 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.1

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KFGF 091217 CCA
FFWFAR
NDC003-017-091615-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
714 AM CDT SUN JUN 9 2002

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* FLASH FLOOD WARNING FOR...

  SOUTHERN BARNES COUNTY IN SOUTHEAST NORTH DAKOTA AND
  SOUTHERN CASS COUNTY IN SOUTHEAST NORTH DAKOTA.

* UNTIL 1115 AM CDT.

* AT 710 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED       
  THUNDERSTORMS WITH HEAVY RAIN CONTINUE TO MOVE ACROSS THE SOUTHERN 
  HALF OF BARNES AND CASS COUNTIES...MOVEMENT WAS TO THE NORTHEAST   
  AT 20 MPH.

* FINGAL...HARWOOD...MAPLETON...CASSELTON AND FARGO WILL BE          
  AFFECTED BY THE HEAVY RAIN. RAINFALL AMOUNTS OF UP TO 3 INCHES     
  ARE POSSIBLE THROUGH 1000 AM.

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 4703 9844 4667 9842 4666 9686 4700 9688


21
NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 10:24 PM CDTSevere Thunderstorm WarningFGFGrand Forks36 min
Jun 8, 10:59 PM CDTSevere Thunderstorm WarningFGFCass, Traill46 min
Jun 8, 11:40 PM CDTSevere Thunderstorm WarningFGFEddy35 min
Jun 8, 11:58 PM CDTSevere Thunderstorm WarningFGFBenson, Ramsey47 min
Jun 9, 12:30 AM CDTSevere Thunderstorm WarningFGFNelson45 min
Jun 9, 12:37 AM CDTSevere Thunderstorm WarningFGFGrand Forks38 min
Jun 9, 1:10 AM CDTFlash Flood WarningFGFEddy6 hr
Jun 9, 1:18 AM CDTSevere Thunderstorm WarningFGFGriggs42 min
Jun 9, 1:45 AM CDTSevere Thunderstorm WarningFGFBenson, Ramsey45 min
Jun 9, 2:00 AM CDTSevere Thunderstorm WarningFGFGriggs, Steele45 min
Jun 9, 2:06 AM CDTFlash Flood WarningFGFGrand Forks6 hr
Jun 9, 3:34 AM CDTFlash Flood WarningFGFBenson, Nelson, Ramsey6 hr
Jun 9, 6:47 AM CDTSevere Thunderstorm WarningFGFBarnes, Cass, Ransom58 min
Jun 9, 7:15 AM CDTFlash Flood WarningFGFBarnes, Cass4 hr
Jun 9, 9:42 AM CDTSevere Thunderstorm WarningFGFCass48 min
Jun 9, 11:33 AM CDTFlash Flood WarningFGFGrand Forks6 hr

Nearby

Flash Flood Warnings in North Dakota, 2002Every flash flood warning in 2002

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.