Alert archive / North Dakota / Flash Flood Warnings in 2013

Flash Flood Warning 2, NWS Grand Forks, ND

June 20, 2013Barnes County, North Dakota

NWS Grand Forks, ND issued this flash flood warning at Jun 20, 2013, 8:42 PM CDT for Barnes County, North Dakota. It was in force for 15 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 20, 2013, 8:42 PM CDT (01:42 UTC)
Expired
Jun 21, 2013, 12:00 PM CDT
In force
15 hr
Issued by
NWS Grand Forks, ND
Area
Storm-based polygon
Flood severity
None

County Barnes County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 80 km from the middle of the area, began a volume at 01:44 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 20, 9:04 PM CDTFLASH FLOODBald Hill Dam, ND3.10 INCHES OF RAINFALL MEASURED AT BALDHILL DAM. ROADS NEAR THE DAM HAVE WATER OVER THEM ALONG WITH LOCALIZED FLOODING IN FIELDS AND FARMYARDS BETWEEN BALDHILL DAM AND VALLEY CITY.
Jun 20, 9:04 PM CDTHEAVY RAIN 3.1Bald Hill Dam, ND3.10 INCHES AT BALDHILL DAM. ROADS AROUND THE DAM HAVE WATER OVER THEM AND QUITE A BIT OF FLOODING.
Jun 20, 9:30 PM CDTFLASH FLOODValley City, NDVERY HEAVY RAINS PRODUCED WIDESPREAD STREET FLOODING AROUND TOWN. IN ADDITION...POWER OUTAGES AND RAPID RUNOFF COMBINED TO PRODUCE FLOODING OF STORM DRAINS AND SOME SEWER BACKUP ISSUES. AT LEAST 4 HOMES HAD PARTICAL COLLAPSE OF THEIR BASEMENT WALLS.

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, 1.7 hours before the alert went out and 207 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 2013-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2429 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 2013-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 94 square meters per square second.19395878Sfc1 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
2429 J/kg
Mixed-layer CIN
-73 J/kg
Mixed-layer LCL
1000 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
94 m²/s²
0-3 km storm-relative helicity
52 m²/s²
Significant tornado parameter
0.7
Supercell composite
3.6

Open this sounding in Storm Lab

The text

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

274 
WGUS53 KFGF 210144
FFWFGF
NDC003-211700-
/O.NEW.KFGF.FF.W.0002.130621T0144Z-130621T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
842 PM CDT THU JUN 20 2013

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BARNES COUNTY IN SOUTHEAST NORTH DAKOTA...

* UNTIL NOON CDT FRIDAY

* AT 842 PM CDT...THE PUBLIC REPORTED THUNDERSTORMS WITH VERY        
  HEAVY   RAINFALL ACROSS MUCH OF BARNES COUNTY. A SPOTTER RECORDED  
  6.20 INCHES OF RAIN SINCE 6 PM 2 MILES NORTHWEST OF VALLEY CITY. 
  VALLEY CITY STATE UNIVERSITY WEATHER STATION HAS RECORDED OVER 4   
  INCHES OF RAIN.  

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  VALLEY CITY...BALD HILL DAM...ECKELSON...ORISKA...ROGERS AND
  SANBORN.

* ADDITIONAL THUNDERSTORMS WILL CONTINUE TO DEVELOP THROUGH THE      
  OVERNIGHT CAUSING MORE RAIN.  


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4716 9771 4679 9773 4665 9841 4706 9840

$$

DTR
4 follow-up statements
246 
WGUS73 KFGF 210432
FFSFGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
1131 PM CDT THU JUN 20 2013

NDC003-211700-
/O.CON.KFGF.FF.W.0002.000000T0000Z-130621T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BARNES ND-
1131 PM CDT THU JUN 20 2013

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL NOON CDT FRIDAY
FOR BARNES COUNTY...

AT 1131 PM CDT...4 TO 6 INCHES OF RAIN FELL IN THE VALLEY CITY AREA 
THIS EVENING RESULTING IN WIDESPREAD FLOODING.  THE THREAT EXISTS 
FOR ADDITIONAL STORMS OVERNIGHT AND ANY MORE RAIN WILL ONLY CAUSE 
FLOODING PROBLEMS TO WORSEN.  

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...VALLEY
CITY...BALD HILL DAM...ECKELSON...ORISKA...ROGERS AND SANBORN.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4716 9771 4679 9773 4665 9841 4706 9840

$$

DTR
114 
WGUS73 KFGF 210832
FFSFGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
332 AM CDT FRI JUN 21 2013

NDC003-211700-
/O.CON.KFGF.FF.W.0002.000000T0000Z-130621T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BARNES ND-
332 AM CDT FRI JUN 21 2013

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL NOON CDT FOR
BARNES COUNTY...

WEATHER SERVICE DOPPLER RADAR INDICATED AN AREA OF VERY HEAVY 
RAINFALL ACROSS THE WARNED AREA...ESPECIALLY TO THE NORTH OF VALLEY 
CITY. THIS HAS RESULTED IN WIDESPREAD FLOODING. THE WATER IS QUICKLY 
FLOWING TO THE LOW AREAS...AND SEVERAL ROADS ARE BEING REPORTED 
UNDERWATER. 

RUNOFF FROM THIS EXCESSIVE RAINFALL HAS CAUSED FLASH FLOODING TO 
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...VALLEY 
CITY...BALD HILL DAM...ECKELSON...ORISKA...ROGERS AND SANBORN.

THE FOLLOWING STREAMS ARE INCLUDED IN THE WARNING...SHEYENNE RIVER 
AND SPRING CREEK.

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 4716 9771 4679 9773 4665 9841 4706 9840

$$

TG
971 
WGUS73 KFGF 210836
FFSFGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
335 AM CDT FRI JUN 21 2013

NDC003-211700-
/O.CON.KFGF.FF.W.0002.000000T0000Z-130621T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BARNES ND-
335 AM CDT FRI JUN 21 2013

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL NOON CDT FOR
BARNES COUNTY...

WEATHER SERVICE DOPPLER RADAR INDICATED AN AREA OF VERY HEAVY 
RAINFALL ACROSS THE WARNED AREA...ESPECIALLY WITHIN AND TO THE NORTH 
OF VALLEY CITY. THIS HAS RESULTED IN WIDESPREAD FLOODING. THE WATER 
IS QUICKLY FLOWING TO THE LOW AREAS...AND SEVERAL ROADS ARE BEING 
REPORTED UNDERWATER. OBSERVATIONS AND RADAR ESTIMATES INDICATE THAT 
4 TO 7 INCHES OF RAIN FELL IN A SHORT DURATION. 

RUNOFF FROM THIS EXCESSIVE RAINFALL HAS CAUSED FLASH FLOODING TO 
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...VALLEY 
CITY...BALD HILL DAM...ECKELSON...ORISKA...ROGERS AND SANBORN.

THE FOLLOWING STREAMS ARE INCLUDED IN THE WARNING...SHEYENNE RIVER 
AND SPRING CREEK.

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 4716 9771 4679 9773 4665 9841 4706 9840

$$

TG
225 
WGUS73 KFGF 211701
FFSFGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
1158 AM CDT FRI JUN 21 2013

NDC003-211713-
/O.EXP.KFGF.FF.W.0002.000000T0000Z-130621T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BARNES ND-
1158 AM CDT FRI JUN 21 2013

...THE FLASH FLOOD WARNING WILL EXPIRE AT NOON CDT FOR BARNES
COUNTY...

EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA ARE BEGINNING TO RECEDE ALTHOUGH A FEW 
RURAL ROADS AND LOW LYING STREETS STILL HAVE WATER.  IF FLOODING HAS 
BEEN OBSERVED...PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT 
AGENCY. A FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH 7 AM CDT 
SUNDAY. 

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 4716 9771 4679 9773 4665 9841 4706 9840

$$

JR

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 20, 7:25 PM CDTSevere Thunderstorm WarningFGFBarnes, Cass, Steele50 min
Jun 20, 7:39 PM CDTSpecial Weather StatementFGFTraill66 min
Jun 20, 7:47 PM CDTSevere Thunderstorm WarningFGFBarnes, Cass58 min
Jun 20, 8:12 PM CDTSevere Thunderstorm WarningFGFBarnes, Cass48 min
Jun 20, 9:09 PM CDTAreal Flood AdvisoryFGFCass15 hr
Jun 20, 9:20 PM CDTSevere Thunderstorm WarningFGFCass40 min
Jun 20, 9:35 PM CDTRiver Flood WatchFGFRichland6 days
Jun 20, 9:35 PM CDTRiver Flood WatchFGFCass4 days
Jun 20, 9:35 PM CDTSevere Thunderstorm WarningFGFCass55 min
Jun 20, 9:44 PM CDTSevere Thunderstorm WarningFGFCass46 min
Jun 20, 10:05 PM CDTSevere Thunderstorm WarningFGFCass, Richland55 min
Jun 20, 10:17 PM CDTSevere Thunderstorm WarningFGFRansom, Richland, Sargent58 min
Jun 20, 10:44 PM CDTSevere Thunderstorm WarningFGFBarnes, Cass, Ransom, Sargent61 min
Jun 20, 11:31 PM CDTSevere Thunderstorm WarningFGFCass, Ransom, Richland59 min
Jun 21, 1:18 AM CDTAreal Flood AdvisoryFGFBenson11 hr
Jun 21, 12:03 PM CDTAreal Flood AdvisoryFGFBarnes19 hr
Jun 21, 12:49 PM CDTRiver Flood WarningFGFRichland7 days
Jun 21, 12:49 PM CDTRiver Flood WarningFGFCass14 days
Jun 21, 12:49 PM CDTRiver Flood WarningFGFRichland5 days

Nearby

Flash Flood Warnings in North Dakota, 2013Every flash flood warning in 2013

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.