Alert archive / North Dakota / Flash Flood Warnings in 2002

Flash Flood Warning 18, NWS Grand Forks, ND

June 10, 2002Cavalier County, Pembina County, North Dakota; Kittson County, Minnesota

NWS Grand Forks, ND issued this flash flood warning at Jun 10, 2002, 1:08 PM CDT for Cavalier County, Pembina County, North Dakota; Kittson County, Minnesota. 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 10, 2002, 1:08 PM CDT (18:08 UTC)
Expired: Jun 10, 2002, 5:00 PM CDT
In force: 4 hr
Issued by: NWS Grand Forks, ND
Area: Counties, with a storm outline in the text

Counties Kittson County, MN, Cavalier County, ND, Pembina County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 145 km from the middle of the area, began a volume at 18:11 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, 6.1 hours before the alert went out and 325 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 667 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 146 m²/s²
0-3 km storm-relative helicity: 192 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.5

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KFGF 101808
FFWFAR
MNC069-NDC019-067-102200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
104 PM CDT MON JUN 10 2002

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* FLASH FLOOD WARNING FOR...

  EASTERN CAVALIER COUNTY IN NORTHEAST NORTH DAKOTA...
  PEMBINA COUNTY IN NORTHEAST NORTH DAKOTA AND
  KITTSON COUNTY IN NORTHWEST MINNESOTA.

* UNTIL 500 PM CDT.

* AT 101 PM...NWS DOPPLER RADAR INDICATED THUNDERSTORMS WITH HEAVY 
  RAIN CONTINUE TO MOVE ACROSS THE EAST HALF OF CAVALIER...MUCH OF 
  PEMBINA AND KITTSON COUNTIES. MOVEMENT WAS TO THE NORTHEAST AT 20 
  MPH.

* PEMBINA...HALLOCK...NECHE...CAVALIER AND WALHALLA WILL BE AFFECTED 
  BY THE HEAVY RAIN. RAINFALL AMOUNTS OF 2 TO 4 INCHES HAVE BEEN 
  INDICATED BY DOPPLER RADAR ACROSS MUCH OF THE EAST HALF OF 
  CAVALIER...MUCH OF PEMBINA AND KITTSON COUNTIES. DUE TO EARLIER 
  HEAVY RAINFALLS IN THESE AREA SIGNIFICANT FLOODING IS LIKELY.

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 4899 9837 4856 9837 4856 9642 4899 9646


$$
100
NNNN

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 10, 6:07 AM CDT	Severe Thunderstorm Warning	FGF	Benson, Towner	53 min
Jun 10, 6:48 AM CDT	Severe Thunderstorm Warning	FGF	Ramsey	42 min
Jun 10, 7:08 AM CDT	Severe Thunderstorm Warning	FGF	Cavalier, Towner	52 min
Jun 10, 7:29 AM CDT	Severe Thunderstorm Warning	FGF	Ramsey	31 min
Jun 10, 8:13 AM CDT	Severe Thunderstorm Warning	FGF	Benson	47 min
Jun 10, 9:22 AM CDT	Severe Thunderstorm Warning	FGF	Benson, Ramsey	38 min
Jun 10, 9:45 AM CDT	Flash Flood Warning	FGF	Pembina	3 hr
Jun 10, 11:09 AM CDT	Severe Thunderstorm Warning	FGF	Cavalier	51 min
Jun 9, 7:49 PM CDT	Severe Thunderstorm Warning	FGF	Lake of the Woods	41 min
Jun 9, 9:34 PM CDT	Flash Flood Warning	FGF	Beltrami, Lake of the Woods	3 hr
Jun 10, 7:54 AM CDT	Flash Flood Warning	FGF	Lake of the Woods, Roseau	6 hr
Jun 10, 8:09 AM CDT	Flash Flood Warning	FGF	Lake of the Woods, Roseau	6 hr
Jun 10, 12:46 PM CDT	Severe Thunderstorm Warning	FGF	Kittson	44 min

Nearby

Flash Flood Warnings in North Dakota, 2002 Flash Flood Warnings in Minnesota, 2002 Every 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.