Flash Flood Warning 13, NWS Grand Forks, ND

Issued

Aug 1, 2011, 7:17 AM CDT (12:17 UTC)

Expired

Aug 1, 2011, 11:00 AM CDT

In force

4 hr

Issued by

NWS Grand Forks, ND

Area

Storm-based polygon

Flood severity

None

Counties Barnes County, ND, Cass County, ND, Griggs County, ND, Steele County, ND

The Fargo/Grand Forks radar (KMVX), 36 km from the middle of the area, began a volume at 12:20 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.

228 
WGUS53 KFGF 011217
FFWFGF
NDC003-017-039-091-011600-
/O.NEW.KFGF.FF.W.0013.110801T1217Z-110801T1600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
717 AM CDT MON AUG 1 2011

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  STEELE COUNTY IN SOUTHEAST NORTH DAKOTA...
  SOUTHERN GRIGGS COUNTY IN SOUTHEAST NORTH DAKOTA...
  NORTHERN BARNES COUNTY IN SOUTHEAST NORTH DAKOTA...
  NORTHWESTERN CASS COUNTY IN SOUTHEAST NORTH DAKOTA...

* UNTIL 1100 AM CDT

* AT 717 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED            
  THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. 
  ANOTHER ONE TO TWO INCHES OF RAIN IS POSSIBLE THIS MORNING IN      
  ADDITION TO THE REPORTED 3 TO 6 INCHES OF RAIN FROM OVERNIGHT.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  COOPERSTOWN...FINLEY...BLABON...COLGATE...DAZEY...HANNAFORD AND
  HOPE.


THE FOLLOWING STREAMS ARE INCLUDED IN THE WARNING...MAPLE RIVER...
SHEYENNE RIVER...MIDDLE BRANCH GOOSE RIVER...BALDHILL CREEK AND SOUTH
BRANCH GOOSE RIVER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND DONT DROWN. AVOID DRIVING ON FLOODED ROADS. MOST FLOOD
RELATED DEATHS OCCUR IN AUTOMOBILES.

&&

LAT...LON 4757 9747 4733 9748 4732 9745 4711 9745
      4716 9845 4753 9848

$$

JK

267 
WGUS73 KFGF 011348
FFSFGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
845 AM CDT MON AUG 1 2011

NDC003-017-039-091-011600-
/O.CON.KFGF.FF.W.0013.000000T0000Z-110801T1600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BARNES ND-CASS ND-GRIGGS ND-STEELE ND-
845 AM CDT MON AUG 1 2011

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1100 AM CDT FOR
STEELE...SOUTHERN GRIGGS...NORTHWESTERN CASS AND NORTHERN BARNES
COUNTIES IN SOUTHEAST NORTH DAKOTA...

AT 845 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED MANY COUNTY 
ROADS WERE WASHED OUT AND SOME BRIDGES ARE UNDER WATER. THE STEELE 
COUNTY SHERIFF IS ADVISING NO TRAVEL IN THE COUNTY.

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
COOPERSTOWN...FINLEY...BLABON...COLGATE...DAZEY...HANNAFORD AND HOPE.

SOUTH OF FINLEY...ROADS ARE UNDER WATER AND STATE ROUTE 32 NORTH OF 
FINLEY IS UNDER WATER. ONE LOCATION IN THE FINLEY AREA RECEIVED 6 TO 
7 INCHES OF RAIN.

THE FOLLOWING STREAMS ARE INCLUDED IN THE WARNING...MAPLE RIVER...
SHEYENNE RIVER...MIDDLE BRANCH GOOSE RIVER...BALDHILL CREEK AND SOUTH
BRANCH GOOSE RIVER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND DONT DROWN. AVOID DRIVING ON FLOODED ROADS. MOST FLOOD
RELATED DEATHS OCCUR IN AUTOMOBILES.

&&

LAT...LON 4757 9747 4733 9748 4732 9745 4711 9745
      4716 9845 4753 9848

$$

HOPKINS

Flash Flood Warnings in North Dakota, 2011Every flash flood warning in 2011

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.