Alert archive / Minnesota / Flash Flood Warnings in 2001

Flash Flood Warning 9, NWS Grand Forks, ND

June 13, 2001Grant County, Otter Tail County, Minnesota

NWS Grand Forks, ND issued this flash flood warning at Jun 13, 2001, 6:20 PM CDT for Grant County, Otter Tail County, Minnesota. It was in force for 4 hr. 1 report came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued: Jun 13, 2001, 6:20 PM CDT (23:20 UTC)
Expired: Jun 13, 2001, 10:00 PM CDT
In force: 4 hr
Issued by: NWS Grand Forks, ND
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Grant County, MN, Otter Tail County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 184 km from the middle of the area, began a volume at 23:23 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.

What was reported inside it

Time	Report	Where	Remark
Jun 13, 8:00 PM CDT	Flash Flood	Wendell, MN	The railroad tracks were under water.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 12:00Z, 11.3 hours before the alert went out and 231 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: 5 J/kg
Mixed-layer CIN: -599 J/kg
Mixed-layer LCL: 1314 m above ground
0-6 km bulk shear: 57 kt
0-1 km storm-relative helicity: 110 m²/s²
0-3 km storm-relative helicity: 207 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 132326
FFWFAR
MNC051-111-132345-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EASTERN ND-GRAND FORKS
620 PM CDT WED JUN 13 2001...CORRECTED...

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  GRANT COUNTY IN WEST CENTRAL MINNESOTA... 
  OTTER TAIL COUNTY IN WEST CENTRAL MINNESOTA...
  THIS INCLUDES THE CITY OF FERGUS FALLS...

* UNTIL 1000 PM CDT

* AT 618 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH HEAVY RAIN CONTINUE TO MOVE ALONG A LINE
  EXTENDING FROM 5 MILES WEST OF WENDELL TO 22 MILES SOUTH OF ELBOW
  LAKE OR ALONG A LINE EXTENDING FROM 19 MILES SOUTH OF FERGUS FALLS
  TO 42 MILES SOUTH OF FERGUS FALLS...MOVEMENT WAS TO THE EAST AT 20
  MPH.

* WENDELL...AND ELBOW LAKE WILL BE AFFECTED BY THE HEAVY             
  RAIN. RAINFALL AMOUNTS OF 1.5 TO 2 INCHES HAVE BEEN REPORTED       
  IN GRANT COUNTY. THUNDERSTORMS WILL CONTINUE TO FORM OVER GRANT    
  AND OTTERTAIL COUNTY THROUGH THE EVENING.

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 4610 9622 4579 9614 4614 9579 4614 9515
          4665 9526 4657 9614


$$

DJK

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 13, 5:08 PM CDT	Tornado Warning	FGF	Grant	37 min
Jun 13, 5:43 PM CDT	Tornado Warning	FGF	Grant	32 min
Jun 13, 6:12 PM CDT	Tornado Warning	FGF	Otter Tail	48 min
Jun 13, 6:53 PM CDT	Tornado Warning	FGF	Grant	52 min
Jun 13, 6:57 PM CDT	Tornado Warning	FGF	Otter Tail	33 min

Nearby

Flash Flood Warnings in Minnesota, 2001 Every flash flood warning in 2001

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.