Alert archive / Minnesota / Flash Flood Warnings in 2003

Flash Flood Warning 11, NWS Grand Forks, ND

July 2, 2003Otter Tail County, Wadena County, Minnesota

NWS Grand Forks, ND issued this flash flood warning at Jul 2, 2003, 9:43 PM CDT for Otter Tail County, Wadena County, Minnesota. It was in force for 5 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: Jul 2, 2003, 9:43 PM CDT (02:43 UTC)
Expired: Jul 3, 2003, 2:45 AM CDT
In force: 5 hr
Issued by: NWS Grand Forks, ND
Area: Counties, with a storm outline in the text

Counties Otter Tail County, MN, Wadena County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 191 km from the middle of the area, began a volume at 02:46 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

Minneapolis, MN (KMPX), launched 00:00Z, 2.7 hours before the alert went out and 223 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: 1209 J/kg
Mixed-layer CIN: -146 J/kg
Mixed-layer LCL: 1701 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 56 m²/s²
0-3 km storm-relative helicity: 198 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.6

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KFGF 030247
FFWFGF
MNC111-159-030845-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
943 PM CDT WED JUL 2 2003

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* FLASH FLOOD WARNING FOR...

  SOUTHERN WADENA COUNTY IN CENTRAL MINNESOTA AND
  SOUTHEASTERN OTTER TAIL COUNTY IN WEST CENTRAL MINNESOTA.

* UNTIL 245 AM CDT.

* AT 941 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED       
  THUNDERSTORMS WITH HEAVY RAIN CONTINUE TO MOVE ACROSS SOUTHERN AND 
  EASTERN OTTER TAIL INTO SOUTHERN WADENA COUNTIES...OR FROM NEAR    
  DALTON TO BATTLE LAKE TO NEW YORK MILLS TO WADENA.  MOVEMENT OF    
  THE ENTIRE AREA WAS SLOWLY SOUTHEAST.  

* BATTLE LAKE...VERNDALE...WADENA...NEW YORK MILLS AND HENNING       
  WILL BE AFFECTED BY THE HEAVY RAIN. RAINFALL AMOUNTS OF            
  3.42 INCHES HAS BEEN MEASURED AT NEW YORK MILLS BY SPOTTERS.  
  ADDITIONAL RAINFALL AMOUNTS OF 1 TO 3 INCHES WILL OCCUR. 
  LOW WATER CROSSINGS WILL LIKELY BECOME FLOODED.  MOTORISTS SHOULD
  USE EXTREME CAUTION.

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 4630 9587 4612 9567 4645 9487 4663 9515


$$

DTR/06

1 follow-up statement

000 
WGUS73 KFGF 030439
FFSFGF
MNC111-159-030845-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
1140 PM CDT WED JUL 2 2003

...THE FLASH FLOOD WARNING FOR SOUTHERN WADENA AND SOUTHEASTERN 
OTTER TAIL COUNTIES IN WEST CENTRAL MINNESOTA WAS ALLOWED TO EXPIRE
AT 1140 PM CDT...

THUNDERSTORMS WITH HEAVY RAINFALL HAVE MOVED SOUTHEAST OF THE 
REGION. ALSO...HEAVY RAINS FROM THIS EVENING HAVE BEEN RECEDING OVER 
THE AREA WITH NO SIGNIFICANT PROBLEMS REPORTED. THEREFORE THE FLASH 
FLOOD WARNING FOR WADENA AND OTTER TAIL COUNTIES WAS CANCELLED. 
THERE WILL LIKELY BE STANDING WATER IN FIELDS AND MAY BE SOME HIGH 
WATER NEAR RURAL ROADS THE NEXT SEVERAL HOURS...SO CAUTION IS 
ADVISED WHILE DRIVING IN THESE AREAS.
 
STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL TELEVISION...CABLE 
TELEVISION OR RADIO FOR THE LATEST WEATHER INFORMATION. CHECK OUT OUR
WEB SITE AT WWW.CRH.NOAA.GOV/FGF/INDEX.HTML USING LOWER CASE.

$$
GV

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 2, 7:29 PM CDT	Severe Thunderstorm Warning	FGF	Grant	46 min
Jul 2, 7:40 PM CDT	Severe Thunderstorm Warning	FGF	Wadena	35 min
Jul 2, 8:16 PM CDT	Severe Thunderstorm Warning	FGF	Otter Tail, Wadena	59 min
Jul 2, 8:18 PM CDT	Severe Thunderstorm Warning	FGF	Grant	42 min

Nearby

Flash Flood Warnings in Minnesota, 2003 Every flash flood warning in 2003

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.