Alert archive / Minnesota / Flash Flood Warnings in 1998
Flash Flood Warning 9, NWS Grand Forks, ND
NWS Grand Forks, ND issued this flash flood warning at Jun 26, 1998, 7:30 PM CDT for Clay County, Wilkin County, Minnesota. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 26, 1998, 7:30 PM CDT (00:30 UTC)
- Expired
- Jun 26, 1998, 9:30 PM CDT
- In force
- 2 hr
- Issued by
- NWS Grand Forks, ND
- Area
- Whole counties
Counties Clay County, MN, Wilkin County, MN
The radar
The Fargo/Grand Forks radar (KMVX), 119 km from the middle of the area, began a volume at 00:33 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, 0.5 hours before the alert went out and 298 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
- 1872 J/kg
- Mixed-layer CIN
- -138 J/kg
- Mixed-layer LCL
- 810 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 311 m²/s²
- 0-3 km storm-relative helicity
- 469 m²/s²
- Significant tornado parameter
- 3.0
- Supercell composite
- 26.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KFAR 270031 FFWFAR MNC027-167-270230- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 730 PM CDT FRI JUN 26 1998 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * FLASH FLOOD WARNING FOR... SOUTHERN CLAY COUNTY IN WEST CENTRAL MINNESOTA WILKIN COUNTY IN WEST CENTRAL MINNESOTA * UNTIL 930 PM CDT * AT 725 PM CDT DOPPLER RADAR INDICATED A LINE OF INTENSE THUNDERSTORMS EXTENDING FROM FARGO/MOORHEAD TO WAHPETON BRECKENRIDGE. THE LINE WAS MOVING NORTHEAST AT 25 MPH. FLOODING WAS REPORTED AT 715 IN THE FARGO AND CHRISTINE AREAS OF SOUTHEAST NORTH DAKOTA. RAINFALLS ON 2 INCHES...HAVING FALLEN IN LESS THAN ONE HOUR...WERE COMMON IN THIS AREA. DOPPLER RADAR INDICATES THE SAME INTENSITY THUNDERSTORMS WILL CROSS CLAY AND WILKIN COUNTIES. * FLOODING IS LIKELY IN THE HAWLEY...DOWNER...LAWNDALE...FOXHOME ... DORAN AND CAMPBELL. RAIN FALLS OF 2 TO 3 INCHES IN UNDER ONE HOUR ARE EXPECTED. IF FLASH FLOODING IS OBSERVED...MOVE QUICKLY TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. EWENS
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 26, 8:14 PM CDT | Severe Thunderstorm Warning | FGF | Becker, Otter Tail | 46 min |
| Jun 26, 8:58 PM CDT | Severe Thunderstorm Warning | FGF | Becker, Otter Tail | 47 min |
| Jun 26, 9:21 PM CDT | Flash Flood Warning | FGF | Becker, Otter Tail | 119 min |
| Jun 27, 5:20 PM CDT | Severe Thunderstorm Warning | FGF | Kittson | 30 min |
| Jun 27, 5:50 PM CDT | Severe Thunderstorm Warning | FGF | Marshall, Roseau | 35 min |
| Jun 27, 6:24 PM CDT | Severe Thunderstorm Warning | FGF | Roseau | 36 min |
| Jun 27, 6:55 PM CDT | Severe Thunderstorm Warning | FGF | Lake of the Woods | 30 min |
Nearby
Flash Flood Warnings in Minnesota, 1998Every flash flood warning in 1998
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.