Alert archive / North Dakota / Flash Flood Warnings in 2008
Flash Flood Warning 9, NWS Grand Forks, ND
NWS Grand Forks, ND issued this flash flood warning at Nov 6, 2008, 8:52 AM CST for Benson County, Ramsey County, North Dakota. 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
- Nov 6, 2008, 8:52 AM CST (14:52 UTC)
- Expired
- Nov 6, 2008, 2:27 PM CST
- In force
- 6 hr
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Flood severity
- None
Counties Benson County, ND, Ramsey County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 135 km from the middle of the area, began a volume at 14:54 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
Bismarck Municip, ND (KBIS), launched 12:00Z, 2.9 hours before the alert went out and 213 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 566 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 440 m²/s²
- 0-3 km storm-relative helicity
- 460 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS53 KFGF 061452
FFWFGF
NDC005-071-070200-
/O.NEW.KFGF.FF.W.0009.081106T1452Z-081107T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
852 AM CST THU NOV 6 2008
THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
BENSON COUNTY IN NORTHEAST NORTH DAKOTA...
RAMSEY COUNTY IN NORTHEAST NORTH DAKOTA...
THIS INCLUDES THE CITY OF DEVILS LAKE...
* UNTIL 800 PM CST THURSDAY
* AT 850 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
VERY HEAVY RAIN FROM A THUNDERSTORM 5 MILES EAST OF LAWTON...OR 30
MILES NORTHEAST OF DEVILS LAKE. THE STORM PRODUCING VERY HEAVY RAIN
WAS MOVING TO THE WEST AT 30 MPH. A SERIES OF HEAVY RAIN BANDS ARE
EXPECTED TO MOVE ACROSS THE DEVILS LAKE BASIN THIS MORNING WITH
AN ADDITIONAL 1 TO 2 INCHES OF ADDITIONAL LIQUID EQUIVALENT
PRECIPITATION POSSIBLE. A CHANGEOVER TO SNOW WILL OCCUR ACROSS THE
DEVILS LAKE BASIN LATER TODAY.
* SOME LOCATIONS IN THE WARNING INCLUDE DEVILS LAKE...MADDOCK...LEEDS
AND YORK.
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 4808 9852 4786 9856 4788 9981 4836 9982
4835 9897 4854 9892 4854 9835 4822 9833
4821 9848
$$
BRAMER2 follow-up statements
000
WGUS73 KFGF 061819
FFSFGF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
1218 PM CST THU NOV 6 2008
NDC005-071-070200-
/O.CON.KFGF.FF.W.0009.000000T0000Z-081107T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BENSON ND-RAMSEY ND-
1208 PM CST THU NOV 6 2008
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 800 PM CST FOR
RAMSEY AND BENSON COUNTIES...
AT 1215 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
BAND OF MODERATE FREEZING RAIN. THIS BAND WAS LOCATED NEAR DEVILS
LAKE AND MOVING SOUTHWEST AT 30 MPH. THE AUTOMATED WEATHER OBSERVING
STATION AT THE DEVILS LAKE AIRPORT REPORTED AN ADDITIONAL 0.82
INCHES OF RAINFALL IN THE LAST 6 HOURS...SINCE 6 AM CST. THIS
MORNING...A WEATHER OBSERVER 4 MILES NORTH OF OBERON REPORTED AN
OVERNIGHT PRECIPITATION TOTAL OF 2.71 INCHES.
PRECIPITATION IS EXPECTED TO CONTINUE INTO THE AFTERNOON HOURS. THE
FREEZING RAIN WILL EVENTUALLY TRANSITION TO SNOW LATER THIS
AFTERNOON. AN ADDITIONAL ONE HALF INCH OF PRECIPITATION IS POSSIBLE
THIS AFTERNOON.
MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR
VEHICLE INTO WATER OF UNKNOWN DEPTH. ONE OR TWO FEET OF WATER WILL
FLOAT MOST CARS DOWNSTREAM.
REPORT ANY FLOODING TO LOCAL LAW ENFORCEMENT FOR RELAY TO THE
NATIONAL WEATHER SERVICE.
LAT...LON 4808 9852 4786 9856 4788 9981 4836 9982
4835 9897 4854 9892 4854 9835 4822 9833
4821 9848
$$
BRAMER000
WGUS73 KFGF 062027
FFSFGF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
226 PM CST THU NOV 6 2008
NDC005-071-062033-
/O.CAN.KFGF.FF.W.0009.000000T0000Z-081107T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BENSON ND-RAMSEY ND-
226 PM CST THU NOV 6 2008
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR RAMSEY AND BENSON
COUNTIES...
AT 223 PM CST...THE PRECIPITATION ACROSS BENSON AND RAMSEY COUNTIES
HAS NOW TRANSITIONED TO SNOW AND FLOODING IS NO LONGER A THREAT.
THUS...THE WARNING HAS BEEN CANCELLED.
SNOWFALL WILL CONTINUE FOR THE REMAINDER OF THE AFTERNOON INTO
TONIGHT. REFER TO THE WINTER STORM WARNING STATEMENTS FOR MORE
INFORMATION ON THIS ASPECT OF THE STORM.
STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL RADIO OR TELEVISION OR
CABLE TELEVISION FOR ADDITIONAL INFORMATION.
LAT...LON 4808 9852 4786 9856 4788 9981 4836 9982
4835 9897 4854 9892 4854 9835 4822 9833
4821 9848
$$
BRAMERThe office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 5, 6:24 PM CST | Wind Advisory | FGF | Benson, Cavalier, Eddy, Ramsey, Towner | 10 hr |
| Nov 5, 8:48 PM CST | River Flood Warning | FGF | Cass, Richland | 61 hr |
| Nov 5, 8:48 PM CST | River Flood Warning | FGF | Cass | 4 days |
| Nov 5, 8:48 PM CST | River Flood Warning | FGF | Cass | 61 hr |
| Nov 6, 4:48 AM CST | Wind Advisory | FGF | Grand Forks, Griggs, Nelson, Pembina, Steele, Walsh | 7 hr |
Nearby
Flash Flood Warnings in North Dakota, 2008Every flash flood warning in 2008
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.