Alert archive / Minnesota / Flash Flood Warnings in 2002

Flash Flood Warning 8, NWS Grand Forks, ND

June 9, 2002Becker County, Clay County, Minnesota

NWS Grand Forks, ND issued this flash flood warning at Jun 9, 2002, 6:07 AM CDT for Becker County, Clay County, Minnesota. It was in force for 6 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, 6:07 AM CDT (11:07 UTC)
Expired
Jun 9, 2002, 12:00 PM CDT
In force
6 hr
Issued by
NWS Grand Forks, ND
Area
Counties, with a storm outline in the text

Counties Becker County, MN, Clay County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 130 km from the middle of the area, began a volume at 11:11 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

International Fa, MN (KINL), launched 00:00Z, 11.1 hours before the alert went out and 261 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, International Fa, MN at 00:00Z 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, International Fa, MN at 00:00Z on 2002-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2278 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
68 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 091107
FFWFAR
MNC005-027-091700-

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

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* FLASH FLOOD WARNING FOR...

  BECKER COUNTY IN NORTHWEST MINNESOTA AND
  CLAY COUNTY IN NORTHWEST MINNESOTA.

* UNTIL NOON CDT.

* AT 556 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED       
  THUNDERSTORMS WITH HEAVY RAIN CONTINUE TO MOVE ACROSS BECKER AND   
  CLAY COUNTIES..MOVEMENT WAS TO THE SOUTHEAST AT 40 MPH.

* DETROIT LAKES...LAKE PARK...GLYNDON...WOLF LAKE AND WHITE EARTH    
  WILL BE AFFECTED BY THE HEAVY RAIN. RAINFALL AMOUNTS OF UP TO 4 
  INCHES ARE POSSIBLE WITH THE THUNDERSTORMS. LARGE RAINFALL RATES
  IN URBAN AREAS MAY CAUSE RAPID STREET 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 4710 9524 4710 9669 4669 9670 4676 9527


21
NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 10:59 PM CDTSevere Thunderstorm WarningFGFNorman46 min
Jun 9, 12:07 AM CDTSevere Thunderstorm WarningFGFNorman38 min
Jun 9, 12:37 AM CDTSevere Thunderstorm WarningFGFPolk38 min
Jun 9, 1:30 AM CDTSevere Thunderstorm WarningFGFBecker, Mahnomen45 min
Jun 9, 2:36 AM CDTFlash Flood WarningFGFPolk6 hr
Jun 9, 3:31 AM CDTSevere Thunderstorm WarningFGFMahnomen, Norman44 min
Jun 9, 4:14 AM CDTSevere Thunderstorm WarningFGFBecker, Clay, Mahnomen, Norman46 min
Jun 9, 4:16 AM CDTFlash Flood WarningFGFNorman6 hr
Jun 9, 4:57 AM CDTSevere Thunderstorm WarningFGFBecker, Clay, Mahnomen, Norman63 min
Jun 9, 5:04 AM CDTFlash Flood WarningFGFMahnomen6 hr
Jun 9, 5:23 AM CDTFlash Flood WarningFGFPennington, Polk, Red Lake6 hr
Jun 9, 5:53 AM CDTTornado WarningFGFBecker, Clay37 min
Jun 9, 5:57 AM CDTSevere Thunderstorm WarningFGFMahnomen, Norman63 min
Jun 9, 6:29 AM CDTSevere Thunderstorm WarningFGFBecker, Clay61 min
Jun 9, 7:35 AM CDTSevere Thunderstorm WarningFGFBecker55 min
Jun 9, 7:47 AM CDTSevere Thunderstorm WarningFGFClearwater43 min
Jun 9, 7:53 AM CDTSevere Thunderstorm WarningFGFBeltrami, Hubbard67 min
Jun 9, 7:56 AM CDTFlash Flood WarningFGFClearwater4 hr
Jun 9, 8:28 AM CDTSevere Thunderstorm WarningFGFBecker, Clearwater62 min
Jun 9, 10:51 AM CDTSevere Thunderstorm WarningFGFPolk39 min
Jun 9, 11:33 AM CDTFlash Flood WarningFGFPennington, Polk, Red Lake6 hr
Jun 9, 1:48 PM CDTSevere Thunderstorm WarningFGFPolk42 min
Jun 9, 5:25 PM CDTFlash Flood WarningFGFMarshall, Pennington, Red Lake4 hr

Nearby

Flash Flood Warnings in Minnesota, 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.