Alert archive / Minnesota / Flash Flood Warnings in 2003
Flash Flood Warning 4, NWS Grand Forks, ND
NWS Grand Forks, ND issued this flash flood warning at Jun 23, 2003, 11:32 AM CDT for Grant County, Minnesota. It was in force for 8 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 23, 2003, 11:32 AM CDT (16:32 UTC)
- Expired
- Jun 23, 2003, 7:30 PM CDT
- In force
- 8 hr
- Issued by
- NWS Grand Forks, ND
- Area
- Counties, with a storm outline in the text
County Grant County, MN
The radar
The Aberdeen radar (KABR), 188 km from the middle of the area, began a volume at 16:34 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
Aberdeen, SD (KABR), launched 12:00Z, 4.5 hours before the alert went out and 215 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.
- Mixed-layer CAPE
- 2802 J/kg
- Mixed-layer CIN
- -26 J/kg
- Mixed-layer LCL
- 685 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 132 m²/s²
- 0-3 km storm-relative helicity
- 173 m²/s²
- Significant tornado parameter
- 2.1
- Supercell composite
- 10.9
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS53 KFGF 231635
FFWFGF
MNC051-240030-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
1132 AM CDT MON JUN 23 2003
THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
GRANT COUNTY IN WEST CENTRAL MINNESOTA.
* UNTIL 730 PM CDT.
* AT 1126 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS WITH HEAVY RAIN CONTINUE TO MOVE INTO GRANT COUNTY.
* ELBOW LAKE...HOFFMAN...NORCROSS...HERMAN AND ASHBY WILL BE AFFECTED
BY THE HEAVY RAIN. RAINFALL AMOUNTS OF ONE TO THREE INCHES ARE
EXPECTED IN THE NEXT ONE TO TWO HOURS.
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 4597 9625 4577 9624 4577 9577 4610 9578
4610 9625
$$
843 follow-up statements
000 WGUS73 KFGF 231938 FFSFGF MNC051-240030- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS 238 PM CDT MON JUN 23 2003 ...A FLASH FLOOD WARNING CONTINUES FOR GRANT COUNTY UNTIL 730 PM CDT... STRONG THUNDERSTORMS MOVED OVER NORTHWEST PORTIONS OF GRAND COUNTY AND PRODUCED RAINFALL AMOUNTS OF ONE TO THREE INCHES ALONG A LINE FROM 5 MILES NORTHWEST OF NORCROSS TO WENDELL TO EXTREME NORTHERN GRANT COUNTY. PUBLIC REPORTS OF STANDING WATER HAVE BEEN RECEIVED IN NORTHWEST GRANT COUNTY. ADDITIONAL THUNDERSTORMS MAY REDEVELOP OVER WEST CENTRAL MINNESOTA BY LATE THIS AFTERNOON...CREATING ADDITIONAL FLOODING PROBLEMS. PERSONS IN THE WARNED AREA NEED TO TAKE STEPS TO PROTECT PROPERTY AND MOVE TO A SAFE LOCATION. REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT OFFICIALS. $$ DPORTER
000 WGUS73 KFGF 231950 CCA FFSFGF MNC051-240030- FLASH FLOOD STATEMENT...CORRECTED NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS 249 PM CDT MON JUN 23 2003 ...A FLASH FLOOD WARNING CONTINUES FOR GRANT COUNTY UNTIL 730 PM CDT... STRONG THUNDERSTORMS MOVED OVER NORTHWEST PORTIONS OF GRANT COUNTY AND PRODUCED RAINFALL AMOUNTS OF ONE TO THREE INCHES ALONG A LINE FROM 5 MILES NORTHWEST OF NORCROSS TO WENDELL TO EXTREME NORTHERN GRANT COUNTY. PUBLIC REPORTS OF STANDING WATER HAVE BEEN RECEIVED IN NORTHWEST GRANT COUNTY. ADDITIONAL THUNDERSTORMS MAY REDEVELOP OVER WEST CENTRAL MINNESOTA BY LATE THIS AFTERNOON...CREATING ADDITIONAL FLOODING PROBLEMS. PERSONS IN THE WARNED AREA NEED TO TAKE STEPS TO PROTECT PROPERTY AND MOVE TO A SAFE LOCATION. REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT OFFICIALS. $$ DPORTER
000 WGUS73 KFGF 232337 FFSFGF MNC051-111-232345- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS 635 PM CDT MON JUN 23 2003 ...THE FLASH FLOOD WARNING FOR GRANT AND OTTER TAIL COUNTIES HAS BEEN CANCELLED... AT 635 PM CDT...THE HEAVY RAIN HAS MOVED OUT OF NORTHERN GRANT AND OTTER TAIL COUNTIES SO THE FLASH FLOOD WARNING HAS BEEN CANCELLED. A FLASH FLOOD WATCH REMAINS IN EFFECT FOR TONIGHT...UNTIL 4 AM CDT. ADDITIONAL THUNDERSTORM ACTIVITY IS STILL POSSIBLE LATER THIS EVENING. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL TELEVISION...CABLE TELEVISION OR RADIO FOR THE LATEST WEATHER INFORMATION. CHECK OUT OUR WEB SITE AT WWW.CRH.NOAA.GOV/FGF/INDEX.HTML USING LOWER CASE. $$ GJG
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 23, 12:36 PM CDT | Severe Thunderstorm Warning | FGF | Grant | 54 min |
| Jun 23, 12:46 PM CDT | Flash Flood Warning | FGF | Otter Tail | 8 hr |
| Jun 23, 1:55 PM CDT | Severe Thunderstorm Warning | FGF | Otter Tail | 35 min |
Nearby
Flash Flood Warnings in Minnesota, 2003Every 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.