Alert archive / North Dakota / Flash Flood Warnings in 2011

Flash Flood Warning 3, NWS Bismarck, ND

June 12, 20117 counties in North Dakota

NWS Bismarck, ND issued this flash flood warning at Jun 12, 2011, 8:09 PM MDT for 7 counties in North Dakota. It was in force for 4 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
Jun 12, 2011, 8:09 PM MDT (02:09 UTC)
Expired
Jun 13, 2011, 12:22 AM MDT
In force
4 hr
Issued by
NWS Bismarck, ND
Area
Storm-based polygon
Flood severity
None

Counties Adams County, ND, Grant County, ND, Hettinger County, ND, Morton County, ND, Oliver County, ND, Sioux County, ND, Stark County, ND

The radar

The Bismarck radar (KBIS), 100 km from the middle of the area, began a volume at 02:11 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

TimeReportWhereRemark
Jun 12, 8:15 PM MDTFLASH FLOOD4 Se Hebron, NDINTERSTATE 94 UNDERPASS AT MILE MARKER 103 NEAR EXIT 102... RELAYED FROM STATE RADIO...
Jun 12, 8:33 PM MDTHEAVY RAIN 2.33Glen Ullin, ND2.33 INCHES SINCE 725 PM CDT...

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, 2.2 hours before the alert went out and 104 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.

Skew-T log-pSkew-T log-p diagram, Bismarck Municip, ND at 00:00Z on 2011-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1764 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Bismarck Municip, ND at 00:00Z on 2011-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 149 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1764 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
1108 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
149 m²/s²
0-3 km storm-relative helicity
227 m²/s²
Significant tornado parameter
1.2
Supercell composite
9.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

584 
WGUS53 KBIS 130209
FFWBIS
NDC001-037-041-059-065-085-089-130800-
/O.NEW.KBIS.FF.W.0003.110613T0209Z-110613T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
809 PM MDT SUN JUN 12 2011

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EASTERN ADAMS COUNTY IN SOUTHWEST NORTH DAKOTA...
  EASTERN HETTINGER COUNTY IN SOUTHWEST NORTH DAKOTA...
  EASTERN STARK COUNTY IN SOUTHWEST NORTH DAKOTA...
  EXTREME SOUTHWESTERN SIOUX COUNTY IN SOUTH CENTRAL NORTH DAKOTA...
  NORTHWESTERN MORTON COUNTY IN SOUTH CENTRAL NORTH DAKOTA...
  SOUTHWESTERN OLIVER COUNTY IN SOUTH CENTRAL NORTH DAKOTA...
  WESTERN GRANT COUNTY IN SOUTH CENTRAL NORTH DAKOTA...

* UNTIL 200 AM MDT MONDAY/300 AM CDT MONDAY/

* AT 758 PM MDT/858 PM CDT/...NATIONAL WEATHER SERVICE DOPPLER RADAR
  INDICATED SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS
  THE WARNED AREA. NATIONAL WEATHER SERVICE RADAR ESTIMATES THREE TO 
  FIVE INCHES OF RAINFALL AS OCCURRED OVER THE WARNED AREA. REPORTS OF
  AN INCH AN HOUR OR HALF AN INCH IN TEN MINUTES HAVE BEEN RECEIVED. 

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. FLASH FLOODING IS EXPECTED TO OCCUR OVER MAINLY RURAL AREAS
  OF EASTERN ADAMS...EASTERN HETTINGER...EASTERN STARK...EXTREME
  SOUTHWESTERN SIOUX...NORTHWESTERN MORTON...SOUTHWESTERN OLIVER AND
  WESTERN GRANT COUNTIES...INCLUDING THE TOWNS OF BENTLEY...BURT...
  ELGIN...GLEN ULLIN...HAYNES...HEART BUTTE DAM...HEBRON...HEIL...
  MOTT...NEW LEIPZIG AND RICHARDTON.

  MINOR STREET FLOODING WAS REPORTED IN HETTINGER OF ADAMS COUNTY AND 
  IS REPORTED OVER INTERSTATE 94 AT MILE MARKER 106 IN WESTERN MORTON
  COUNTY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THUNDERSTORMS CONTINUE TO DEVELOP AND TRAIN OVER THE AREAS WHERE 
EXCESSIVE RAIN HAS ALREADY FALLEN. ADDITIONAL RAINFALL AMOUNTS OF
ONE TO THREE INCHES ARE POSSIBLE IN THE WARNED AREA.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...
COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND
OTHER LOW LYING AREAS ARE SUBJECT TO FLOODING.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. DO
NOT ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND TO
ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN
WATER BEGINS RISING.

&&

LAT...LON 4596 10263 4693 10236 4699 10193 4698 10177
      4700 10176 4705 10131 4596 10195

$$

WETZEL
2 follow-up statements
245 
WGUS73 KBIS 130453
FFSBIS

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
1153 PM CDT SUN JUN 12 2011

NDC001-037-041-059-065-085-089-130800-
/O.CON.KBIS.FF.W.0003.000000T0000Z-110613T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ADAMS ND-GRANT ND-HETTINGER ND-OLIVER ND-STARK ND-MORTON ND-SIOUX ND-
1053 PM MDT SUN JUN 12 2011

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR EXTREME SOUTHWESTERN
SIOUX...NORTHWESTERN MORTON...EASTERN STARK...SOUTHWESTERN OLIVER...
EASTERN HETTINGER...WESTERN GRANT AND EASTERN ADAMS COUNTIES UNTIL
200 AM MDT/300 AM CDT/...

AT 1040 PM MDT/1140 PM CDT/...NATIONAL WEATHER SERVICE DOPPLER RADAR 
ESTIMATED THAT TWO TO FOUR INCHES OF RAIN HAS FALLEN ON AVERAGE FROM 
GLEN ULLIN...THROUGH NEW LEIPZIG...BENTLEY AND HAYNES. IN ADDITION 
TO OVERLAND FLOODING OF COUNTY AND TOWNSHIP ROADS...RAPID RISES ARE 
ALSO LIKELY ON  AREA RIVERS AND CREEKS...INCLUDING THE LOWER REACH 
OF THIRTY MILE CREEK...THE CANNONBALL RIVER FROM NEAR BENTLEY 
THROUGH CENTRAL GRANT COUNTY...THE HEART RIVER ACROSS SOUTHEASTERN 
STARK AND NORTHERN GRANT COUNTIES...AND THE BIG MUDDY 
CREEK...INCLUDING THE TOWN OF ALMONT. THOSE NEAR THESE RIVERS AND 
CREEKS SHOULD PREPARE FOR POSSIBLE FLOODING. 

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. IS EXPECTED TO OCCUR OVER MAINLY RURAL AREAS OF EASTERN
ADAMS...EASTERN HETTINGER...EASTERN STARK...EXTREME SOUTHWESTERN
SIOUX...NORTHWESTERN MORTON...SOUTHWESTERN OLIVER AND WESTERN GRANT
COUNTIES...INCLUDING THE TOWNS OF BENTLEY...BURT...ELGIN...GLEN
ULLIN...HAYNES...HEART BUTTE DAM...HEBRON...HEIL...MOTT...NEW LEIPZIG
AND RICHARDTON.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF SMALL CREEKS
AND STREAMS...COUNTRY ROADS...NORMALLY DRY WASHES... AS WELL AS
FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLOODING IS OBSERVED...ACT QUICKLY. DO NOT
ENTER THE WATER. TURN AROUND AND MOVE UP TO HIGHER GROUND. DO NOT
STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

&&

LAT...LON 4596 10263 4693 10236 4699 10193 4698 10177
      4700 10176 4705 10131 4596 10195

$$

AYD
930 
WGUS73 KBIS 130622
FFSBIS

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
122 AM CDT MON JUN 13 2011

NDC001-037-041-059-065-085-089-130635-
/O.CAN.KBIS.FF.W.0003.000000T0000Z-110613T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ADAMS ND-GRANT ND-HETTINGER ND-OLIVER ND-STARK ND-MORTON ND-SIOUX ND-
1222 AM MDT MON JUN 13 2011

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR EXTREME
SOUTHWESTERN SIOUX...NORTHWESTERN MORTON...EASTERN STARK...
SOUTHWESTERN OLIVER...EASTERN HETTINGER...WESTERN GRANT AND EASTERN 
ADAMS COUNTIES HAS BEEN REPLACED BY AN AREAL FLOOD WARNING...

THE FLASH FLOOD WARNING THAT WAS IN EFFECT HAS BEEN REPLACED BY AN 
AREAL FLOOD WARNING. THIS AREAL FLOOD WARNING IS IN EFFECT THROUGH 
MONDAY NIGHT.

LAT...LON 4596 10263 4693 10236 4699 10193 4698 10177
      4700 10176 4705 10131 4596 10195

$$

AYD

The office that day

Everything else NWS Bismarck, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 12, 6:07 PM MDTSevere Thunderstorm WarningBISBowman, Slope53 min
Jun 12, 6:08 PM MDTTornado WarningBISGrant, Morton22 min
Jun 12, 6:36 PM MDTSevere Thunderstorm WarningBISMercer, Morton, Oliver39 min
Jun 12, 6:47 PM MDTSevere Thunderstorm WarningBISMcLean, Mercer43 min
Jun 12, 6:54 PM MDTSevere Thunderstorm WarningBISGrant, Hettinger, Morton, Stark51 min
Jun 12, 7:01 PM MDTSevere Thunderstorm WarningBISGrant, Hettinger44 min
Jun 12, 7:05 PM MDTSevere Thunderstorm WarningBISMorton, Oliver28 min
Jun 12, 7:14 PM MDTSevere Thunderstorm WarningBISMorton, Oliver28 min
Jun 12, 7:17 PM MDTSevere Thunderstorm WarningBISMercer, Morton, Oliver28 min
Jun 12, 7:25 PM MDTSevere Thunderstorm WarningBISAdams, Bowman50 min
Jun 12, 7:25 PM MDTTornado WarningBISMorton35 min
Jun 12, 7:38 PM MDTSevere Thunderstorm WarningBISAdams, Hettinger57 min
Jun 12, 7:40 PM MDTTornado WarningBISMorton, Oliver35 min
Jun 12, 7:46 PM MDTSevere Thunderstorm WarningBISGrant, Hettinger59 min
Jun 12, 7:56 PM MDTTornado WarningBISMorton34 min
Jun 12, 7:59 PM MDTSevere Thunderstorm WarningBISHettinger46 min
Jun 12, 8:07 PM MDTSevere Thunderstorm WarningBISAdams, Grant, Hettinger, Sioux53 min
Jun 12, 8:24 PM MDTTornado WarningBISMorton, Oliver36 min
Jun 12, 8:28 PM MDTFlash Flood WarningBISMcLean, Mercer, Oliver4 hr
Jun 12, 8:28 PM MDTTornado WarningBISGrant19 min
Jun 12, 8:39 PM MDTSevere Thunderstorm WarningBISGrant, Morton66 min
Jun 12, 9:02 PM MDTAreal Flood AdvisoryBISAdams, Dunn, Hettinger, McLean, Mercer, Oliver and 1 more17 hr
Jun 12, 9:03 PM MDTSevere Thunderstorm WarningBISBurleigh, Emmons, Logan, McIntosh, Morton, Sioux57 min
Jun 12, 9:09 PM MDTSevere Thunderstorm WarningBISBurleigh, McLean, Morton, Oliver41 min
Jun 12, 9:23 PM MDTAreal Flood AdvisoryBISBurleigh, Emmons, Grant, Morton, Sioux8 hr
Jun 12, 10:04 PM MDTSevere Thunderstorm WarningBISBurleigh, Kidder, Sheridan, Wells40 min
Jun 13, 12:18 AM MDTAreal Flood WarningBISAdams, Grant, Hettinger, Morton, Oliver, Stark62 hr
Jun 13, 12:59 AM MDTAreal Flood AdvisoryBISBottineau, Burke, McHenry, Mountrail, Pierce, Renville and 2 more6 hr
Jun 13, 1:59 PM MDTAreal Flood WarningBISBurleigh, Emmons, McLean, Mercer, Morton, Oliver and 1 more70 days

Nearby

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

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.