Alert archive / North Dakota / Flash Flood Warnings in 2011
Flash Flood Warning 43, NWS Bismarck, ND
NWS Bismarck, ND issued this flash flood warning at Aug 12, 2011, 12:53 PM CDT for Kidder County, Sheridan County, Wells County, North Dakota. It was in force for 6 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 12, 2011, 12:53 PM CDT (17:53 UTC)
- Expired
- Aug 12, 2011, 7:00 PM CDT
- In force
- 6 hr
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
- Flood severity
- None
Counties Kidder County, ND, Sheridan County, ND, Wells County, ND
The radar
The Bismarck radar (KBIS), 109 km from the middle of the area, began a volume at 17:54 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 |
|---|---|---|---|
| Aug 12, 1:20 PM CDT | HEAVY RAIN 1.8 | 11 Ne Fessenden, ND | FELL IN 20 MINUTES. PENNY SIZE HAIL. |
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, 5.9 hours before the alert went out and 106 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
- 1057 J/kg
- Mixed-layer CIN
- -82 J/kg
- Mixed-layer LCL
- 845 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- -7 m²/s²
- 0-3 km storm-relative helicity
- -21 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
704
WGUS53 KBIS 121753
FFWBIS
NDC043-083-103-130000-
/O.NEW.KBIS.FF.W.0043.110812T1753Z-110813T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
1253 PM CDT FRI AUG 12 2011
THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHERN KIDDER COUNTY IN SOUTH CENTRAL NORTH DAKOTA...
SOUTHEASTERN SHERIDAN COUNTY IN SOUTH CENTRAL NORTH DAKOTA...
WELLS COUNTY IN SOUTH CENTRAL NORTH DAKOTA...
* UNTIL 700 PM CDT.
* AT 1251 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE
WARNED AREA. THESE STORMS WERE LOCATED FROM WELLSBURG...TO
FESSENDEN...TO BOWDON TO TUTTLE. RAINFALL RATES OF UP TO TWO
INCHES PER HOUR ARE EXPECTED WITH THESE STORMS. THESE STORMS ARE
EXPECTED TO MOVE SLOWLY EAST NORTHEAST THROUGH THE AFTERNOON.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. FLASH FLOODING IS EXPECTED TO OCCUR OVER MAINLY RURAL AREAS
OF NORTHERN KIDDER...SOUTHEASTERN SHERIDAN AND WELLS COUNTIES...
INCLUDING THE TOWNS OF BOWDON...BREMEN...CATHAY...CHASELEY...
EMRICK...FESSENDEN...HAMBERG...HEATON...HEIMDAL...HURDSFIELD...
MANFRED...ROBINSON...SYKESTON...TUTTLE AND WELLSBURG.
THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...
LITTLE PIPESTEM CREEK...SHEYENNE RIVER...PIPESTEM CREEK...BIG
SLOUGH...JAMES RIVER...ROCKY RUN AND SCOTTS SLOUGH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.
&&
LAT...LON 4733 9947 4723 9948 4704 10011 4732 10011
4733 10014 4739 10015 4785 9987 4785 9930
4771 9927 4733 9927
$$
AYD2 follow-up statements
580
WGUS73 KBIS 121901
FFSBIS
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
201 PM CDT FRI AUG 12 2011
NDC043-083-103-130000-
/O.CON.KBIS.FF.W.0043.000000T0000Z-110813T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KIDDER ND-SHERIDAN ND-WELLS ND-
201 PM CDT FRI AUG 12 2011
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR WELLS...SOUTHEASTERN
SHERIDAN AND NORTHERN KIDDER COUNTIES UNTIL 700 PM CDT...
AT 158 PM CDT...DOPPLER RADAR INDICATED THAT ONE AND A HALF TO THREE
INCHES OF RAIN HAS FALLEN ACROSS NORTHEAST WELLS COUNTY...AND
NORTHWEST KIDDER COUNTY...INCLUDING THE TOWNS OF HAMBERG...FESSENDEN
AND MANFRED. AN ADDITIONAL ONE HALF TO ONE INCH OF RAINFALL IS
POSSIBLE THROUGH THE REMAINDER OF THE AFTERNOON AND INTO THE EARLY
EVENING ACROSS THE WARNED AREA.
THIS FLASH FLOOD WARNING INCLUDES THE FOLLOWING STREAMS AND
DRAINAGES...LITTLE PIPESTEM CREEK...SHEYENNE RIVER...PIPESTEM
CREEK...BIG SLOUGH...JAMES RIVER...ROCKY RUN AND SCOTTS SLOUGH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE MINOR FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF SMALL CREEKS
AND STREAMS...COUNTRY ROADS...NORMALLY DRY WASHES... AS WELL AS
FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.
&&
LAT...LON 4733 9947 4723 9948 4704 10011 4732 10011
4733 10014 4739 10015 4785 9987 4785 9930
4771 9927 4733 9927
$$
AYD784
WGUS73 KBIS 130005
FFSBIS
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
705 PM CDT FRI AUG 12 2011
NDC043-083-103-130014-
/O.EXP.KBIS.FF.W.0043.000000T0000Z-110813T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KIDDER ND-SHERIDAN ND-WELLS ND-
705 PM CDT FRI AUG 12 2011
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR WELLS...
SOUTHEASTERN SHERIDAN AND NORTHERN KIDDER COUNTIES WILL BE ALLOWED TO
EXPIRE AT 700 PM CDT...
THE FLASH FLOOD WARNING HAS BEEN ALLOWED TO EXPIRE FOR SHERIDAN
COUNTY.
THE FLASH FLOOD WARNING HAS BEEN REPLACED BY AN AREAL FLOOD WARNING
FOR PARTS OF WELLS AND KIDDER COUNTY.
SEE THE NATIONAL WEATHER SERVICE FLOOD WARNING PRODUCT FOR THESE
AREAS. THIS IS AVAILABLE AT WWW.WEATHER.GOV/BIS AND IS SHADED ON THE
MAIN PAGE MAP. CLICK ON THE IMAGE FOR THE LATEST INFORMATION.
EXCESS RUNOFF FROM HEAVY RAIN CONTINUES BUT IT HAS NOW TRANSITIONED
TO A LONGER TERM FLOOD AND LESS OF A FLASH TYPE FLOOD.
LAT...LON 4733 9947 4723 9948 4704 10011 4732 10011
4733 10014 4739 10015 4785 9987 4785 9930
4771 9927 4733 9927
$$
SIMOSKO/MARTINThe office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 12, 4:19 AM CDT | Areal Flood Advisory | BIS | Divide, Williams | 3 hr |
| Aug 12, 12:41 PM CDT | Areal Flood Advisory | BIS | Bottineau, Pierce, Rolette | 6 hr |
| Aug 12, 1:53 PM CDT | Flash Flood Warning | BIS | Kidder, Stutsman | 5 hr |
| Aug 12, 2:27 PM CDT | Flash Flood Warning | BIS | Foster, Stutsman | 5 hr |
| Aug 12, 2:35 PM CDT | Severe Thunderstorm Warning | BIS | Stutsman | 55 min |
| Aug 12, 3:01 PM CDT | Tornado Warning | BIS | Stutsman | 16 min |
| Aug 12, 3:08 PM CDT | Severe Thunderstorm Warning | BIS | LaMoure | 67 min |
| Aug 12, 3:28 PM CDT | Tornado Warning | BIS | Stutsman | 32 min |
| Aug 12, 3:29 PM CDT | Severe Thunderstorm Warning | BIS | Stutsman | 31 min |
| Aug 12, 3:53 PM CDT | Severe Thunderstorm Warning | BIS | Dickey | 45 min |
| Aug 12, 3:59 PM CDT | Tornado Warning | BIS | LaMoure | 31 min |
| Aug 12, 4:15 PM CDT | Areal Flood Advisory | BIS | Dickey, LaMoure | 6 hr |
| Aug 12, 6:56 PM CDT | Areal Flood Warning | BIS | Foster, Kidder, Stutsman, Wells | 65 hr |
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.