Alert archive / North Dakota / Flash Flood Warnings in 2009

Flash Flood Warning 13, NWS Bismarck, ND

August 14, 2009Stutsman County, North Dakota

NWS Bismarck, ND issued this flash flood warning at Aug 14, 2009, 6:28 PM CDT for Stutsman County, North Dakota. It was in force for 5 hr. 1 report 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
Aug 14, 2009, 6:28 PM CDT (23:28 UTC)
Expired
Aug 14, 2009, 10:59 PM CDT
In force
5 hr
Issued by
NWS Bismarck, ND
Area
Storm-based polygon
Flood severity
None

County Stutsman County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 134 km from the middle of the area, began a volume at 23:29 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
Aug 14, 7:20 PM CDTHEAVY RAIN 4.5Buchanan, NDALL FELL IN A 1 TO 2 HOUR PERIOD.

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, 11.5 hours before the alert went out and 137 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 12:00Z on 2009-08-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2309 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 12:00Z on 2009-08-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -135 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
2309 J/kg
Mixed-layer CIN
-172 J/kg
Mixed-layer LCL
972 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
-135 m²/s²
0-3 km storm-relative helicity
-172 m²/s²
Significant tornado parameter
-0.2
Supercell composite
-2.7

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KBIS 142328
FFWBIS
NDC093-150530-
/O.NEW.KBIS.FF.W.0013.090814T2328Z-090815T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
628 PM CDT FRI AUG 14 2009

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

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

* UNTIL 1230 AM CDT

* AT 626 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE   
WARNED AREA. RADAR ESTIMATES OF UP TO 2 INCHES PER HOUR HAVE BEEN 
INDICATED ACROSS THE WARNED AREA. THIS INCLUDES INTERSTATE 94 
BETWEEN MILE MARKERS 221 TO 242.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
  OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  BUCHANAN...CLEVELAND...EDMUNDS...KENSAL...MEDINA...PINGREE AND
  WINDSOR.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

ADDITIONAL RAINFALL AMOUNTS OF BETWEEN 2 AND 4 INCHES ARE ACROSS 
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.

&&

LAT...LON 4716 9847 4666 9926 4668 9945 4697 9945
      4733 9906 4733 9847

$$

BIRK
3 follow-up statements
833 
WGUS73 KBIS 150025
FFSBIS

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
725 PM CDT FRI AUG 14 2009

NDC093-150530-
/O.CON.KBIS.FF.W.0013.000000T0000Z-090815T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
STUTSMAN ND-
725 PM CDT FRI AUG 14 2009

...FLASH FLOOD WARNING FOR REMAINS IN EFFECT FOR STUTSMAN COUNTY
UNTIL 1230 AM CDT...

AT 720 PM CDT...THUNDERSTORMS WITH VERY HEAVY RAINFALL CONTINUED 
ACROSS STUTSMAN COUNTY IN EAST CENTRAL NORTH DAKOTA. THE PUBLIC 
REPORTED 4.5 INCHES OF RAINFALL IN THE TOWN OF BUCHANAN...IN EAST 
CENTRAL STUTSMAN COUNTY...BETWEEN 5 PM AND 7 PM CDT. 

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
BUCHANAN...CLEVELAND...EDMUNDS...KENSAL...MEDINA...PINGREE AND
WINDSOR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE
YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME
KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR
CREEKS.

&&

LAT...LON 4716 9847 4666 9926 4668 9945 4697 9945
      4733 9906 4733 9847

$$

ABELING
500 
WGUS73 KBIS 150216
FFSBIS

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
916 PM CDT FRI AUG 14 2009

NDC093-150530-
/O.CON.KBIS.FF.W.0013.000000T0000Z-090815T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
STUTSMAN ND-
916 PM CDT FRI AUG 14 2009

...FLASH FLOOD WARNING FOR REMAINS IN EFFECT FOR STUTSMAN COUNTY
UNTIL 1230 AM CDT...

THUNDERSTORMS WITH VERY HEAVY RAINFALL HAVE MOVED OUT OF THE WARNED 
REGION. HOWEVER...RUNOFF FROM THIS RAINFALL SHOULD CONTINUE TO 
PRODUCE EXCESSIVE FLOODING WITHIN THE WARNED AREA. ALSO...ADDITIONAL 
RAINFALL IS ANTICIPATED LATER TONIGHT...WHICH COULD CAUSE ADDITIONAL 
FLOODING. RAINFALL FROM EARLIER THIS EVENING PRODUCED 4.5 INCHES IN 
THE TOWN OF BUCHANAN...IN EAST CENTRAL STUTSMAN COUNTY.  

RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
BUCHANAN...CLEVELAND...EDMUNDS...KENSAL...MEDINA...PINGREE AND
WINDSOR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE
YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME
KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR
CREEKS.

&&

LAT...LON 4716 9847 4666 9926 4668 9945 4697 9945
      4733 9906 4733 9847

$$

BIRK
998 
WGUS73 KBIS 150359
FFSBIS

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
1059 PM CDT FRI AUG 14 2009

NDC093-150412-
/O.CAN.KBIS.FF.W.0013.000000T0000Z-090815T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
STUTSMAN ND-
1059 PM CDT FRI AUG 14 2009

...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR STUTSMAN COUNTY IS
CANCELLED...

EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN 
OBSERVED...PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF FLOODING WAS OBSERVED PLEASE RELAY YOUR REPORT TO LOCAL LAW
ENFORCEMENT OR TO THE NATIONAL WEATHER SERVICE IN BISMARCK.

&&

LAT...LON 4716 9847 4666 9926 4668 9945 4697 9945
      4733 9906 4733 9847

$$
HW

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 14, 12:32 AM CDTSevere Thunderstorm WarningBISDunn, McKenzie, Mountrail58 min
Aug 14, 1:18 AM CDTAreal Flood AdvisoryBISDunn, McKenzie, Mountrail6 hr
Aug 14, 1:31 AM CDTSevere Thunderstorm WarningBISDunn, McKenzie, McLean, Mountrail59 min
Aug 14, 1:54 AM CDTSevere Thunderstorm WarningBISDunn, McKenzie, McLean, Mountrail51 min
Aug 14, 2:22 AM CDTAreal Flood AdvisoryBISGolden Valley, McKenzie6 hr
Aug 14, 2:59 AM CDTSevere Thunderstorm WarningBISWard61 min
Aug 14, 3:35 AM CDTSevere Thunderstorm WarningBISBottineau, McHenry, Renville55 min
Aug 14, 3:42 AM CDTSevere Thunderstorm WarningBISDunn, McKenzie, Mountrail48 min
Aug 14, 4:07 AM CDTSevere Thunderstorm WarningBISBottineau, Rolette33 min
Aug 14, 4:30 AM CDTSevere Thunderstorm WarningBISMcLean, Mountrail, Ward45 min
Aug 14, 5:16 AM CDTSevere Thunderstorm WarningBISMcLean, Mercer41 min
Aug 14, 6:29 AM CDTSevere Thunderstorm WarningBISMcHenry, Pierce, Sheridan, Wells46 min
Aug 14, 4:58 PM CDTSevere Thunderstorm WarningBISDickey, McIntosh62 min
Aug 14, 5:43 PM CDTSevere Thunderstorm WarningBISKidder, Stutsman62 min
Aug 14, 6:03 PM CDTAreal Flood AdvisoryBISKidder, Logan, Stutsman6 hr
Aug 14, 6:17 PM CDTSevere Thunderstorm WarningBISKidder, Stutsman58 min

Nearby

Flash Flood Warnings in North Dakota, 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.