Alert archive / North Dakota / Flash Flood Warnings in 2011
Flash Flood Warning 34, NWS Bismarck, ND
NWS Bismarck, ND issued this flash flood warning at Jul 22, 2011, 7:49 PM MDT for 4 counties in North Dakota. It was in force for 6 hr. 4 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
- Jul 22, 2011, 7:49 PM MDT (01:49 UTC)
- Expired
- Jul 23, 2011, 1:20 AM MDT
- In force
- 6 hr
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
- Flood severity
- None
Counties Dunn County, ND, McLean County, ND, Mercer County, ND, Mountrail County, ND
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 22, 8:12 PM MDT | HEAVY RAIN 1.24 | 12 Nw Halliday, ND | FELL WITHIN LAST 25 MINUTES. |
| Jul 22, 8:40 PM MDT | HEAVY RAIN 1.8 | 11 N Zap, ND | REPORTED BY ND ATMOSPHERIC RESOURCE BOARD OBSERVER. |
| Jul 22, 8:53 PM MDT | HEAVY RAIN 2.45 | 10 Ne Dunn Center, ND | 2.45 INCHES IN 1 HOUR... |
| Jul 22, 10:03 PM MDT | FLASH FLOOD | New Town, ND | ESTIMATED 1 FOOT OF WATER ON MAIN STREET. |
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, 1.8 hours before the alert went out and 178 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
- 1986 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 1048 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 97 m²/s²
- 0-3 km storm-relative helicity
- 219 m²/s²
- Significant tornado parameter
- 1.4
- Supercell composite
- 7.2
The text
As transmitted, in the capitals the NWS used until 2016.
755
WGUS53 KBIS 230149
FFWBIS
NDC025-055-057-061-230800-
/O.NEW.KBIS.FF.W.0034.110723T0149Z-110723T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
849 PM CDT FRI JUL 22 2011
THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHEASTERN DUNN COUNTY IN SOUTHWEST NORTH DAKOTA...
NORTHWESTERN MCLEAN COUNTY IN SOUTH CENTRAL NORTH DAKOTA...
NORTHWESTERN MERCER COUNTY IN SOUTH CENTRAL NORTH DAKOTA...
SOUTHERN MOUNTRAIL COUNTY IN NORTHWEST NORTH DAKOTA...
* UNTIL 300 AM CDT SATURDAY/200 AM MDT SATURDAY/
* AT 848 PM CDT/748 PM MDT/...NATIONAL WEATHER SERVICE DOPPLER RADAR
INDICATED SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS
THE WARNED AREA. RAINFALL RATES OF ONE AND A HALF TO TWO INCHES
PER HOUR ARE OCCURRING WITH THESE STORMS.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. FLASH FLOODING IS EXPECTED TO OCCUR OVER MAINLY RURAL AREAS
OF NORTHEASTERN DUNN...NORTHWESTERN MCLEAN...NORTHWESTERN MERCER
AND SOUTHERN MOUNTRAIL COUNTIES...INCLUDING THE TOWNS OF DEEP WATER
CREEK RECREATION AREA...DODGE...DUNN CENTER...GOLDEN VALLEY...
HALLIDAY...INDIAN HILLS RECREATION AREA...MCKENZIE BAY RECREATION
AREA...NEW TOWN...PARSHALL...PARSHALL BAY RECREATION AREA...
PLAZA...POUCH POINT RECREATION AREA...ROSEGLEN...SKUNK CREEK BAY
RECREATION AREA..VAN HOOK PARK...WHITE EARTH BAY RECREATION
AREA...WHITE SHIELD AND ZAP.
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.
&&
LAT...LON 4812 10193 4802 10192 4802 10187 4785 10187
4784 10180 4720 10180 4721 10267 4768 10273
4768 10264 4790 10265 4800 10256 4804 10261
4805 10267 4809 10268 4810 10276 4812 10273
4814 10278
$$
TN/AYD2 follow-up statements
440
WGUS73 KBIS 230412
FFSBIS
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
1112 PM CDT FRI JUL 22 2011
NDC025-055-057-061-230800-
/O.CON.KBIS.FF.W.0034.000000T0000Z-110723T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MCLEAN ND-MERCER ND-MOUNTRAIL ND-DUNN ND-
1112 PM CDT FRI JUL 22 2011
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTHEASTERN DUNN...
SOUTHERN MOUNTRAIL...NORTHWESTERN MERCER AND NORTHWESTERN MCLEAN
COUNTIES UNTIL 300 AM CDT/200 AM MDT/...
AT 1106 PM CDT/1006 PM MDT/...NATIONAL WEATHER SERVICE DOPPLER RADAR
INDICATED THUNDERSTORMS WITH VERY HEAVY RAINFALL HAD MOVED OUT OF
THE AREA. HOWEVER...THERE WERE REPORTS OF FLOODING IN SOME AREAS.
LAW ENFORCEMENT IN MOUNTRAIL COUNTY INDICATED A FOOT OF WATER OVER
ROADS IN NEW TOWN. ADDITIONAL THUNDERSTORMS ARE STILL POSSIBLE LATE
TONIGHT AND EARLY SATURDAY MORNING.
RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. IS EXPECTED TO OCCUR OVER MAINLY RURAL AREAS OF NORTHEASTERN
DUNN...NORTHWESTERN MCLEAN...NORTHWESTERN MERCER AND SOUTHERN
MOUNTRAIL COUNTIES...INCLUDING THE TOWNS OF DEEP WATER CREEK
RECREATION AREA...DODGE...DUNN CENTER...GOLDEN VALLEY...HALLIDAY...
INDIAN HILLS RECREATION AREA...MCKENZIE BAY RECREATION AREA...NEW
TOWN...PARSHALL...PARSHALL BAY RECREATION AREA...PLAZA...POUCH POINT
RECREATION AREA...RAUB...ROSEGLEN...SKUNK CREEK BAY RECREATION
AREA...TWIN BUTTES...VAN HOOK PARK...WHITE EARTH BAY RECREATION
AREA...WHITE SHIELD AND ZAP.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.
&&
LAT...LON 4812 10193 4802 10192 4802 10187 4785 10187
4784 10180 4720 10180 4721 10267 4768 10273
4768 10264 4790 10265 4800 10256 4804 10261
4805 10267 4809 10268 4810 10276 4812 10273
4814 10278
$$
HAMILTON953
WGUS73 KBIS 230720
FFSBIS
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
220 AM CDT SAT JUL 23 2011
NDC025-055-057-061-230730-
/O.CAN.KBIS.FF.W.0034.000000T0000Z-110723T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MCLEAN ND-MERCER ND-MOUNTRAIL ND-DUNN ND-
220 AM CDT SAT JUL 23 2011
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR NORTHEASTERN
DUNN...SOUTHERN MOUNTRAIL...NORTHWESTERN MERCER AND NORTHWESTERN
MCLEAN COUNTIES IS CANCELLED...
HEAVY RAIN HAS ENDED ACROSS THE AREA. THERE MAY BE ADDITIONAL
SCATTERED THUNDERSTORMS OVERNIGHT...BUT THERE IS NO LONGER A RISK
FOR SHORT TERM FLASH FLOODING. HOWEVER...FLOODING ALONG TOWNSHIP
ROADS AND SMALL STREAMS WILL LIKELY LINGER OVERNIGHT INTO SATURDAY
MORNING. THUS...A FLOOD WARNING HAS BEEN ISSUED FOR PARTS OF CENTRAL
MCKENZIE AND NORTHERN DUNN COUNTIES. IF FLOODING HAS BEEN
OBSERVED...PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.
LAT...LON 4812 10193 4802 10192 4802 10187 4785 10187
4784 10180 4720 10180 4721 10267 4768 10273
4768 10264 4790 10265 4800 10256 4804 10261
4805 10267 4809 10268 4810 10276 4812 10273
4814 10278
$$
KINNEYThe office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 22, 6:15 PM MDT | Severe Thunderstorm Warning | BIS | Billings, Bowman, Golden Valley, Slope | 60 min |
| Jul 22, 6:40 PM MDT | Severe Thunderstorm Warning | BIS | Billings, Dunn, Golden Valley, McKenzie, Williams | 65 min |
| Jul 22, 6:48 PM MDT | Flash Flood Warning | BIS | Dunn, McKenzie | 6 hr |
| Jul 22, 7:04 PM MDT | Flash Flood Warning | BIS | Billings, Dunn, Golden Valley, McKenzie, Stark | 6 hr |
| Jul 22, 7:06 PM MDT | Tornado Warning | BIS | Dunn, McKenzie | 39 min |
| Jul 22, 7:10 PM MDT | Severe Thunderstorm Warning | BIS | Billings, Dunn, Golden Valley, Stark | 65 min |
| Jul 22, 7:15 PM MDT | Severe Thunderstorm Warning | BIS | Adams, Bowman, Hettinger, Slope | 60 min |
| Jul 22, 7:18 PM MDT | Tornado Warning | BIS | Billings, Stark | 27 min |
| Jul 22, 7:32 PM MDT | Severe Thunderstorm Warning | BIS | Billings, Dunn, McKenzie, McLean, Mercer, Mountrail | 58 min |
| Jul 22, 7:41 PM MDT | Tornado Warning | BIS | Billings, Stark | 34 min |
| Jul 22, 7:55 PM MDT | Tornado Warning | BIS | Dunn | 35 min |
| Jul 22, 8:08 PM MDT | Tornado Warning | BIS | Hettinger, Slope, Stark | 37 min |
| Jul 22, 8:13 PM MDT | Severe Thunderstorm Warning | BIS | Dunn, Mercer, Morton, Oliver, Stark | 62 min |
| Jul 22, 8:15 PM MDT | Severe Thunderstorm Warning | BIS | Adams, Bowman, Grant, Hettinger | 60 min |
| Jul 22, 8:22 PM MDT | Severe Thunderstorm Warning | BIS | Dunn, McLean, Mercer, Mountrail, Oliver, Ward | 53 min |
| Jul 22, 8:33 PM MDT | Tornado Warning | BIS | Hettinger, Slope | 27 min |
| Jul 22, 8:51 PM MDT | Tornado Warning | BIS | McLean, Mercer | 24 min |
| Jul 22, 8:56 PM MDT | Tornado Warning | BIS | Adams, Grant, Hettinger | 34 min |
| Jul 22, 9:00 PM MDT | Tornado Warning | BIS | Morton, Oliver | 30 min |
| Jul 22, 9:12 PM MDT | Severe Thunderstorm Warning | BIS | Burleigh, Morton, Oliver | 63 min |
| Jul 22, 9:14 PM MDT | Severe Thunderstorm Warning | BIS | Burleigh, McLean, Mercer, Oliver, Sheridan | 61 min |
| Jul 22, 9:16 PM MDT | Severe Thunderstorm Warning | BIS | Adams, Burleigh, Emmons, Grant, Hettinger, Morton and 1 more | 59 min |
| Jul 22, 9:25 PM MDT | Tornado Warning | BIS | Adams, Grant, Hettinger, Sioux | 35 min |
| Jul 22, 9:27 PM MDT | Tornado Warning | BIS | Burleigh, Morton, Oliver | 33 min |
| Jul 22, 9:51 PM MDT | Tornado Warning | BIS | Burleigh, Emmons, Morton, Sioux | 24 min |
| Jul 22, 10:02 PM MDT | Tornado Warning | BIS | Adams, Sioux | 13 min |
| Jul 22, 10:07 PM MDT | Severe Thunderstorm Warning | BIS | Burleigh, Foster, Kidder, Morton, Sheridan, Stutsman and 1 more | 68 min |
| Jul 22, 10:08 PM MDT | Severe Thunderstorm Warning | BIS | McLean, Oliver, Sheridan, Wells | 67 min |
| Jul 22, 10:11 PM MDT | Severe Thunderstorm Warning | BIS | Adams, Emmons, Grant, Logan, Morton, Sioux | 64 min |
| Jul 22, 10:55 PM MDT | High Wind Warning | BIS | Burke, Divide, Dunn, McKenzie, Mountrail, Renville and 1 more | 3 hr |
| Jul 22, 10:59 PM MDT | Areal Flood Advisory | BIS | Dickey, Foster, Kidder, LaMoure, Logan, McIntosh and 2 more | 6 hr |
| Jul 22, 11:08 PM MDT | Severe Thunderstorm Warning | BIS | Dickey, Emmons, LaMoure, Logan, McIntosh, Sioux | 52 min |
| Jul 22, 11:14 PM MDT | Flash Flood Warning | BIS | Foster, Kidder, Stutsman, Wells | 6 hr |
| Jul 22, 11:16 PM MDT | Severe Thunderstorm Warning | BIS | Kidder, Stutsman | 59 min |
| Jul 22, 11:21 PM MDT | Severe Thunderstorm Warning | BIS | Adams, Bowman, Hettinger | 54 min |
| Jul 22, 11:57 PM MDT | Severe Thunderstorm Warning | BIS | Dickey, Kidder, LaMoure, Logan, McIntosh | 63 min |
| Jul 23, 12:09 AM MDT | Severe Thunderstorm Warning | BIS | Stutsman | 66 min |
| Jul 23, 12:15 AM MDT | Severe Thunderstorm Warning | BIS | Adams, Hettinger | 60 min |
| Jul 23, 12:28 AM MDT | Areal Flood Advisory | BIS | Adams, Hettinger | 4 hr |
| Jul 23, 12:55 AM MDT | Severe Thunderstorm Warning | BIS | Dickey, LaMoure | 50 min |
| Jul 23, 1:01 AM MDT | Areal Flood Warning | BIS | Dunn, McKenzie | 12 hr |
| Jul 23, 2:04 AM MDT | Wind Advisory | BIS | Bottineau, Burke, Burleigh, Dickey, Emmons, Foster and 15 more | 4 hr |
| Jul 23, 5:01 AM MDT | Areal Flood Warning | BIS | Foster, Kidder, Stutsman, Wells | 8 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.