Alert archive / North Dakota / Flash Flood Warnings in 2005
Flash Flood Warning 55, NWS Grand Forks, ND
NWS Grand Forks, ND issued this flash flood warning at Sep 9, 2005, 10:01 AM CDT for Cass County, Traill County, North Dakota. It was in force for 11 hr. 2 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
- Sep 9, 2005, 10:01 AM CDT (15:01 UTC)
- Expired
- Sep 9, 2005, 9:00 PM CDT
- In force
- 11 hr
- Issued by
- NWS Grand Forks, ND
- Area
- Counties, with a storm outline in the text
Counties Cass County, ND, Traill County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 33 km from the middle of the area, began a volume at 15:04 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 |
|---|---|---|---|
| Sep 9, 11:05 AM CDT | FLASH FLOOD | 2 Sse Kelso, ND | OVER 2 INCHES OF RAIN IN PAST HOUR. FARM YARDS AND FIELDS FLOODED. |
| Sep 9, 11:10 AM CDT | FLASH FLOOD | 7 W Grandin, ND | OVER ONE AND ONE HALF INCHES OF PRECIPITATION IN LESS THAN ONE HOUR. FARM YARDS AND FIELDS FLOODED. |
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 12:00Z, 3.0 hours before the alert went out and 257 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
- 1688 J/kg
- Mixed-layer CIN
- -419 J/kg
- Mixed-layer LCL
- 1328 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 109 m²/s²
- 0-3 km storm-relative helicity
- 150 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 091501
FFWFGF
NDC017-097-100200-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
1001 AM CDT FRI SEP 9 2005
THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHERN CASS COUNTY IN SOUTHEAST NORTH DAKOTA
TRAILL COUNTY IN SOUTHEAST NORTH DAKOTA
* UNTIL 900 PM CDT
* AT 1001 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
VERY HEAVY RAIN FROM A THUNDERSTORM 2 MILES NORTHWEST OF PAGE...OR
ABOUT 25 MILES NORTHEAST OF VALLEY CITY. THE STORM PRODUCING
VERY HEAVY RAIN WAS MOVING TO THE NORTHEAST AT 25 MPH.
* SOME LOCATIONS IN THE WARNING INCLUDE PORTLAND...HILLSBORO...
MAYVILLE...ROSEVILLE...GARDNER AND ARGUSVILLE.
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 4697 9766 4698 9686 4765 9691 4764 9745
4722 9741 4722 9769
$$
BRAMER3 follow-up statements
000
WGUS73 KFGF 091738
FFSFGF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
1238 PM CDT FRI SEP 9 2005
NDC017-097-100200-
TRAILL ND-CASS ND-
1238 PM CDT FRI SEP 9 2005
...A FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTHERN CASS AND
TRAILL COUNTIES UNTIL 900 PM CDT FRIDAY EVENING...
AT 1235 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
THUNDERSTORM PRODUCING VERY HEAVY RAIN. THIS STORM WAS LOCATED 5
MILES NORTHEAST OF MAYVILLE MOVING TO THE EAST AT 25 MPH.
THUNDERSTORMS ARE EXPECTED TO DEVELOP LATER THIS AFTERNOON WITH THE
POTENTIAL FOR HEAVY RAINFALL. DUE TO SATURATED SOILS...ANY
ADDITIONAL PRECIPITATION WILL RAPIDLY LEAD TO RUNOFF AND FLASH
FLOODING. EARLIER THIS MORNING...A WEATHER OBSERVER IN GRANDIN
REPORTED A RAINFALL TOTAL OF 1.5 INCHES IN LESS THAN ONE HOUR.
MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR
VEHICLE INTO WATER OF UNKNOWN DEPTH. ONE OR TWO FEET OF WATER WILL
FLOAT MOST CARS DOWNSTREAM.
LAT...LON 4697 9766 4698 9686 4765 9691 4764 9745
4722 9741 4722 9769
$$
BRAMER000
WGUS73 KFGF 092237
FFSFGF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
531 PM CDT FRI SEP 9 2005
NDC017-097-100200-
TRAILL ND-CASS ND-
531 PM CDT FRI SEP 9 2005
...A FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTHERN CASS AND
TRAILL COUNTIES UNTIL 900 PM CDT FRIDAY EVENING...
AT 527 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
CLUSTERS OF THUNDERSTORMS DEVELOPING INTO CASS AND TRAIL COUNTIES.
SINCE AREA DITCHES AND STREAMS ARE ALREADY RUNNING FULL...ANY
ADDITIONAL HEAVY RAINS COULD CAUSE WATER TO OVERFLOW ROADWAYS...FARM
YARDS AND FIELDS...ESPECIALLY IN THE ELM RIVER DRAINAGE FROM PAGE TO
BLANCHARD AND GRANDIN.
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 4697 9766 4698 9686 4765 9691 4764 9745
4722 9741 4722 9769
$$
GUST000
WGUS73 KFGF 100157
FFSFGF
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS
857 PM CDT FRI SEP 9 2005
NDC017-097-100207-
TRAILL ND-CASS ND-
857 PM CDT FRI SEP 9 2005
...THE FLASH FLOOD WARNING HAS EXPIRED FOR NORTHERN CASS AND TRAILL
COUNTIES...
AT 857 PM CDT...THE HEAVY RAIN HAS MOVED OUT OF TRAILL AND NORTHERN
CASS COUNTIES. SO THE WARNING WAS ALLOWED TO EXPIRE AT 855 PM CDT.
LAT...LON 4697 9766 4698 9686 4765 9691 4764 9745
4722 9741 4722 9769
$$
DKThe office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 9, 6:19 AM CDT | Severe Thunderstorm Warning | FGF | Eddy | 24 min |
| Sep 9, 6:35 AM CDT | Severe Thunderstorm Warning | FGF | Griggs, Nelson | 55 min |
| Sep 9, 7:11 AM CDT | Severe Thunderstorm Warning | FGF | Steele | 34 min |
| Sep 9, 7:20 AM CDT | Severe Thunderstorm Warning | FGF | Benson, Ramsey | 55 min |
| Sep 9, 7:32 AM CDT | Severe Thunderstorm Warning | FGF | Grand Forks | 57 min |
| Sep 9, 9:37 AM CDT | Severe Thunderstorm Warning | FGF | Cass | 38 min |
| Sep 9, 9:40 AM CDT | Severe Thunderstorm Warning | FGF | Traill | 50 min |
| Sep 9, 10:02 AM CDT | Severe Thunderstorm Warning | FGF | Barnes, Cass | 58 min |
| Sep 9, 10:31 AM CDT | Severe Thunderstorm Warning | FGF | Traill | 59 min |
| Sep 9, 10:58 AM CDT | Severe Thunderstorm Warning | FGF | Cass | 41 min |
Nearby
Flash Flood Warnings in North Dakota, 2005Every flash flood warning in 2005
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.