Alert archive / North Dakota / Flash Flood Warnings in 2009
Flash Flood Warning 13, NWS Grand Forks, ND
NWS Grand Forks, ND issued this flash flood warning at Jun 26, 2009, 7:12 PM CDT for Grand Forks County, Nelson County, North Dakota; Polk County, Minnesota. It was in force for 14 hr. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 26, 2009, 7:12 PM CDT (00:12 UTC)
- Expired
- Jun 27, 2009, 9:00 AM CDT
- In force
- 14 hr
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Flood severity
- None
Counties Polk County, MN, Grand Forks County, ND, Nelson County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 56 km from the middle of the area, began a volume at 00:13 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 26, 8:56 PM CDT | FLASH FLOOD | Grand Forks, ND | UNIVERSITY AVENUE FROM CLOUMBIA ROAD TO 20TH STREET FLOODED TO APPROXIMATELY 18 INCHES. WATER UP ONTO BERMS. |
| Jun 26, 8:56 PM CDT | FLASH FLOOD | Grand Forks, ND | UNIVERSITY AVENUE FROM WASHINGTON TO 20TH STREET FLOODED TO APPROXIMATELY 18 INCHES. WATER UP ONTO BERMS. |
| Jun 27, 1:00 AM CDT | FLASH FLOOD | 11 N Niagara, ND | STATE HIGHWAY 32 WAS WASHED OUT JUST NORTH OF THE INTERSECTION WITH COUNTY 1. SEVERAL OTHER WASHOUTS OCCURED ON COUNTY ROADS IN ELKMONT AND INKSTER TOWNSHIPS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 0.2 hours before the alert went out and 286 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
- 1750 J/kg
- Mixed-layer CIN
- -32 J/kg
- Mixed-layer LCL
- 1586 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 99 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 3.8
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS53 KFGF 270012
FFWFGF
MNC119-NDC035-063-271400-
/O.NEW.KFGF.FF.W.0013.090627T0012Z-090627T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
712 PM CDT FRI JUN 26 2009
THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
GRAND FORKS COUNTY IN NORTHEAST NORTH DAKOTA...
THIS INCLUDES THE CITY OF GRAND FORKS...
EXTREME EAST CENTRAL NELSON COUNTY IN NORTHEAST NORTH DAKOTA...
NORTHWESTERN POLK COUNTY IN NORTHWEST MINNESOTA...
* UNTIL 900 AM CDT SATURDAY
* AT 710 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
VERY HEAVY RAIN FROM A THUNDERSTORM 3 MILES NORTHEAST OF
MEKINOCK...OR 14 MILES NORTHWEST OF GRAND FORKS. THE STORM
PRODUCING VERY HEAVY RAIN WAS MOVING TO THE EAST AT 30 MPH.
THUNDERSTORMS ARE EXPECTED TO REDEVELOP OVER THE AREA DURING THE
EVENING AND OVERNIGHT. RAINFALL RATES OF UP TO 3 INCHES PER HOUR
ARE POSSIBLE AS THESE THUNDERSTORMS PASS OVER.
* SOME LOCATIONS IN THE WARNING INCLUDE GRAND FORKS...EAST GRAND
FORKS...LARIMORE AND TABOR.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN THE DANGERS OF FLASH FLOODING
ARE HARD TO RECOGNIZE.
&&
LAT...LON 4804 9790 4819 9790 4818 9715 4815 9651
4781 9650 4781 9787
$$
BRAMER1 follow-up statement
000
WGUS73 KFGF 270345
FFSFGF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
1041 PM CDT FRI JUN 26 2009
MNC119-NDC035-063-271400-
/O.CON.KFGF.FF.W.0013.000000T0000Z-090627T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GRAND FORKS ND-NELSON ND-POLK MN-
1041 PM CDT FRI JUN 26 2009
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 900 AM CDT SATURDAY
FOR NORTHWESTERN POLK...EXTREME EAST CENTRAL NELSON AND GRAND FORKS
COUNTIES...
AT 1040 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
2 TO 4 INCHES OF RAIN HAD FALLEN THIS EVENING IN THE GRAND
FORKS...MANVEL...GILBY...LARIMORE AND INKSTER AREAS. LOCALLY HEAVY
RAINFALL IS FORECAST TO MOVE ACROSS THE WARNING AREA WITH AN
ADDITIONAL 1 TO 3 INCHES POSSIBLE OVERNIGHT. THIS WILL CAUSE RAPID
RISES ON AREA RIVERS...CREEKS AND STREAMS. CAMPERS IN THE LARIMORE
DAM AND TURTLE RIVER STATE PARK AREAS SHOULD BE ALERT TO 4 TO 6 FOOT
RISES ON THE TURTLE RIVER...WHICH COULD SWAMP LOWER LYING CAMP
GROUND AREAS OVERNIGHT. LOCAL COMMUNITY AND RURAL DRAINAGE SYSTEMS
WILL BE OVERWHELMED AND OVERLAND FLOODING IS LIKELY AS WELL.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR
VEHICLE INTO WATER OF UNKNOWN DEPTH. ONE OR TWO FEET OF WATER WILL
FLOAT MOST CARS DOWNSTREAM.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN THE DANGERS OF FLASH FLOODING
ARE HARD TO RECOGNIZE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT SATURDAY MORNING
FOR NORTHWEST MINNESOTA AND EASTERN NORTH DAKOTA.
&&
LAT...LON 4804 9790 4819 9790 4818 9715 4815 9651
4781 9650 4781 9787
$$
EWENSThe office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 26, 7:45 PM CDT | Tornado Warning | FGF | Grand Forks, Steele, Traill | 60 min |
| Jun 26, 8:45 PM CDT | Special Weather Statement | FGF | Traill | 60 min |
| Jun 26, 9:06 PM CDT | Tornado Warning | FGF | Traill | 54 min |
| Jun 26, 9:32 PM CDT | Flash Flood Warning | FGF | Benson, Eddy, Nelson, Ramsey, Towner, Walsh | 11 hr |
| Jun 26, 9:52 PM CDT | River Flood Warning | FGF | Walsh | 5 days |
| Jun 26, 10:11 PM CDT | Flash Flood Warning | FGF | Grand Forks, Traill | 11 hr |
| Jun 27, 7:04 AM CDT | Areal Flood Warning | FGF | Cavalier, Towner | 5 hr |
| Jun 27, 7:55 AM CDT | Areal Flood Warning | FGF | Nelson, Walsh | 3 days |
| Jun 27, 8:53 AM CDT | Areal Flood Warning | FGF | Grand Forks, Traill | 3 days |
| Jun 27, 10:10 AM CDT | Areal Flood Advisory | FGF | Benson, Ramsey | 26 hr |
| Jun 27, 10:33 AM CDT | River Flood Warning | FGF | Grand Forks | 5 days |
| Jun 27, 10:33 AM CDT | River Flood Warning | FGF | Grand Forks, Walsh | 6 days |
| Jun 27, 11:47 AM CDT | Areal Flood Advisory | FGF | Cavalier, Towner | 24 hr |
| Jun 27, 1:24 PM CDT | Severe Thunderstorm Warning | FGF | Cavalier, Ramsey, Towner | 51 min |
| Jun 27, 2:39 PM CDT | Special Weather Statement | FGF | Walsh | 21 min |
| Jun 27, 2:47 PM CDT | Tornado Warning | FGF | Towner | 28 min |
| Jun 27, 3:22 PM CDT | Severe Thunderstorm Warning | FGF | Ramsey, Towner | 53 min |
| Jun 27, 4:20 PM CDT | Special Weather Statement | FGF | Nelson | 55 min |
| Jun 27, 4:33 PM CDT | River Flood Warning | FGF | Richland | 4 days |
| Jun 27, 6:39 PM CDT | Special Weather Statement | FGF | Cass | 51 min |
| Jun 26, 8:51 PM CDT | Tornado Warning | FGF | Polk | 39 min |
| Jun 26, 10:01 PM CDT | Special Weather Statement | FGF | Norman | 59 min |
| Jun 27, 9:57 AM CDT | River Flood Warning | FGF | Kittson | 6 days |
Nearby
Flash Flood Warnings in North Dakota, 2009Flash Flood Warnings in Minnesota, 2009Every flash flood warning in 2009
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.