Alert archive / Minnesota / Flash Flood Warnings in 2002

Flash Flood Warning 26, NWS Grand Forks, ND

June 22, 2002Clearwater County, Minnesota

NWS Grand Forks, ND issued this flash flood warning at Jun 22, 2002, 2:43 PM CDT for Clearwater 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 22, 2002, 2:43 PM CDT (19:43 UTC)
Expired
Jun 22, 2002, 9:00 PM CDT
In force
6 hr
Issued by
NWS Grand Forks, ND
Area
Counties, with a storm outline in the text

County Clearwater County, MN

The nearest sounding before it

International Fa, MN (KINL), launched 12:00Z, 7.7 hours before the alert went out and 196 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 12:00Z on 2002-06-22Temperature 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 12:00Z on 2002-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 96 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
962 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
96 m²/s²
0-3 km storm-relative helicity
160 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KFGF 221943 CCA
FFWFAR
MNC029-230200-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING...CORRECTED FOR SPELLING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
238 PM CDT SAT JUN 22 2002

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* FLASH FLOOD WARNING FOR...

  CLEARWATER COUNTY IN NORTHWEST MINNESOTA.

* UNTIL 900 PM CDT.

* AT 234 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
THUNDERSTORMS WITH HEAVY RAIN CONTINUE TO MOVE ACROSS A LARGE PART 
OF CLEARWATER COUNTY. MOVEMENT WAS TO THE NORTHEAST AT 20 MPH.

* BAGLEY...CLEARBROOK AND ZERKEL WILL BE AFFECTED BY THE HEAVY 
RAIN.   RAINFALL AMOUNTS OF 2 TO 3 INCHES ARE POSSIBLE ACROSS THE 
AREA. THIS WILL RESULT IN PONDING OF WATER AND FLOODED ROADWAYS. 

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 4758 9555 4731 9547 4724 9531 4797 9531


04

NNNN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 22, 8:25 AM CDTSevere Thunderstorm WarningFGFKittson, Marshall50 min
Jun 22, 11:21 AM CDTSevere Thunderstorm WarningFGFNorman39 min
Jun 22, 12:58 PM CDTFlash Flood WarningFGFLake of the Woods8 hr
Jun 22, 2:40 PM CDTFlash Flood WarningFGFClearwater6 hr
Jun 22, 3:01 PM CDTSevere Thunderstorm WarningFGFBeltrami, Clearwater44 min
Jun 22, 3:11 PM CDTSevere Thunderstorm WarningFGFHubbard34 min
Jun 22, 3:18 PM CDTTornado WarningFGFHubbard27 min

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.