Alert archive / North Dakota / Tornado Warnings in 2011
Tornado Warning 40, NWS Bismarck, ND
NWS Bismarck, ND issued this tornado warning at Jul 10, 2011, 3:58 PM CDT for Dickey County, LaMoure County, McIntosh County, North Dakota. It was in force for 32 min. 6 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 10, 2011, 3:58 PM CDT (20:58 UTC)
- Expired
- Jul 10, 2011, 4:30 PM CDT
- In force
- 32 min
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
Counties Dickey County, ND, LaMoure County, ND, McIntosh County, ND
The radar
The Aberdeen radar (KABR), 73 km from the middle of the area, began a volume at 21:00 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 |
|---|---|---|---|
| Jul 10, 4:02 PM CDT | TSTM WND GST 60 | 8 W Edgeley, ND | WINDS ESTIMATED AT 50 TO 60 MPH...PEA SIZE HAIL. |
| Jul 10, 4:04 PM CDT | TORNADO | Monango, ND | POWER LINES DOWN. |
| Jul 10, 4:30 PM CDT | TSTM WND DMG | 5 W Edgeley, ND | GRAIN BINS BLOWN OVER. |
| Jul 10, 4:31 PM CDT | TSTM WND DMG | 1 N Fullerton, ND | NUMEROUS TREE BRANCHES DOWN. WINDS ESTIMATED UP TO 80 MPH. |
| Jul 10, 4:35 PM CDT | TSTM WND DMG | 1 E Ellendale, ND | ROOF DAMAGE TO BUILDING AND SHEET METAL MISSING. |
| Jul 10, 4:35 PM CDT | TORNADO | 5 Nw Oakes, ND | OAKES POLICE DEPARTMENT REPORTS A TORNADO ON THE GROUND NEAR OAKES. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 10, 11:08 AM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
| Jul 10, 2:29 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Aberdeen, SD (KABR), launched 12:00Z, 9.0 hours before the alert went out and 135 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
- 1313 J/kg
- Mixed-layer CIN
- -72 J/kg
- Mixed-layer LCL
- 909 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 81 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.8
The text
As transmitted, in the capitals the NWS used until 2016.
625
WFUS53 KBIS 102058
TORBIS
NDC021-045-051-102130-
/O.NEW.KBIS.TO.W.0040.110710T2058Z-110710T2130Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
358 PM CDT SUN JUL 10 2011
THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A
* TORNADO WARNING FOR...
DICKEY COUNTY IN SOUTHEAST NORTH DAKOTA...
SOUTHWESTERN LAMOURE COUNTY IN SOUTHEAST NORTH DAKOTA...
NORTHEASTERN MCINTOSH COUNTY IN SOUTHEAST NORTH DAKOTA...
* UNTIL 430 PM CDT
* AT 355 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR MERRICOURT...OR 49 MILES SOUTH OF
JAMESTOWN...AND MOVING SOUTHEAST AT 50 MPH. THIS IS A VERY
DANGEROUS SITUATION. DOPPLER RADAR INDICATES THE POSSIBILITY OF A
LARGE TORNADO. THOSE IN AND NEAR MERRICOURT AND MONANGO SHOULD
SEEK SHELTER IMMEDIATELY.
* LOCATIONS IMPACTED INCLUDE...
MONANGO...FULLERTON...ELLENDALE...GUELPH AND OAKES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4598 9873 4616 9909 4642 9889 4630 9846
4617 9805 4592 9822 4593 9834
TIME...MOT...LOC 2056Z 293DEG 43KT 4620 9878
$$
HEINERT1 follow-up statement
235
WWUS53 KBIS 102113
SVSBIS
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
413 PM CDT SUN JUL 10 2011
NDC051-102123-
/O.CAN.KBIS.TO.W.0040.000000T0000Z-110710T2130Z/
MCINTOSH ND-
413 PM CDT SUN JUL 10 2011
...THE TORNADO WARNING FOR NORTHEASTERN MCINTOSH COUNTY IS
CANCELLED...
A TORNADO WARNING CONTINUES FOR SOUTH CENTRAL AND SOUTHEASTERN
MCINTOSH COUNTY
LAT...LON 4598 9873 4613 9900 4642 9889 4630 9846
4617 9805 4592 9822 4593 9834
TIME...MOT...LOC 2113Z 285DEG 39KT 4617 9852
$$
NDC021-045-102130-
/O.CON.KBIS.TO.W.0040.000000T0000Z-110710T2130Z/
DICKEY ND-LAMOURE ND-
413 PM CDT SUN JUL 10 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL LAMOURE AND
DICKEY COUNTIES UNTIL 430 PM CDT...
AT 408 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR MONANGO...OR 50 MILES SOUTH OF JAMESTOWN...
MOVING EAST AT 45 MPH.
LOCATIONS IMPACTED INCLUDE...
ELLENDALE...FULLERTON...GUELPH AND OAKES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4598 9873 4613 9900 4642 9889 4630 9846
4617 9805 4592 9822 4593 9834
TIME...MOT...LOC 2113Z 285DEG 39KT 4617 9852
$$
HEINERT/AYDThe office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 10, 10:20 AM CDT | Severe Thunderstorm Warning | BIS | Grant, Hettinger, Morton, Stark | 55 min |
| Jul 10, 10:58 AM CDT | Severe Thunderstorm Warning | BIS | Stark | 62 min |
| Jul 10, 11:09 AM CDT | Severe Thunderstorm Warning | BIS | Grant, Morton | 66 min |
| Jul 10, 11:16 AM CDT | Severe Thunderstorm Warning | BIS | Grant, Morton | 59 min |
| Jul 10, 11:52 AM CDT | Severe Thunderstorm Warning | BIS | Mercer, Morton, Oliver, Stark | 26 min |
| Jul 10, 12:04 PM CDT | Severe Thunderstorm Warning | BIS | Burleigh, Morton | 37 min |
| Jul 10, 12:09 PM CDT | Areal Flood Advisory | BIS | Grant, Morton | 6 hr |
| Jul 10, 12:16 PM CDT | Severe Thunderstorm Warning | BIS | Morton | 47 min |
| Jul 10, 12:33 PM CDT | Severe Thunderstorm Warning | BIS | Grant | 15 min |
| Jul 10, 12:39 PM CDT | Severe Thunderstorm Warning | BIS | Burleigh, McLean, Oliver | 31 min |
| Jul 10, 1:01 PM CDT | Severe Thunderstorm Warning | BIS | Grant, Morton | 29 min |
| Jul 10, 1:20 PM CDT | Severe Thunderstorm Warning | BIS | Grant, Sioux | 55 min |
| Jul 10, 1:30 PM CDT | Severe Thunderstorm Warning | BIS | Burleigh, Emmons, Morton | 60 min |
| Jul 10, 1:50 PM CDT | Areal Flood Advisory | BIS | Burleigh, Morton | 4 hr |
| Jul 10, 2:12 PM CDT | Severe Thunderstorm Warning | BIS | Emmons, Sioux | 63 min |
| Jul 10, 2:22 PM CDT | Tornado Warning | BIS | Emmons, Sioux | 23 min |
| Jul 10, 2:23 PM CDT | Areal Flood Advisory | BIS | Grant, Sioux | 4 hr |
| Jul 10, 2:27 PM CDT | Tornado Warning | BIS | Emmons, Logan | 33 min |
| Jul 10, 2:30 PM CDT | Severe Thunderstorm Warning | BIS | Burleigh, Emmons, Kidder, Logan | 30 min |
| Jul 10, 2:51 PM CDT | Areal Flood Advisory | BIS | Burleigh, Emmons, Kidder, Logan, McIntosh, Stutsman | 3 hr |
| Jul 10, 2:51 PM CDT | Severe Thunderstorm Warning | BIS | Logan, McIntosh | 54 min |
| Jul 10, 2:57 PM CDT | Tornado Warning | BIS | Logan, McIntosh | 33 min |
| Jul 10, 3:26 PM CDT | Tornado Warning | BIS | Dickey, LaMoure, Logan, McIntosh | 34 min |
| Jul 10, 3:35 PM CDT | Severe Thunderstorm Warning | BIS | Dickey, McIntosh | 55 min |
| Jul 10, 3:38 PM CDT | Tornado Warning | BIS | McIntosh | 37 min |
| Jul 10, 4:08 PM CDT | Areal Flood Advisory | BIS | Dickey, LaMoure | 6 hr |
| Jul 10, 4:10 PM CDT | Tornado Warning | BIS | Dickey, LaMoure | 35 min |
| Jul 10, 4:29 PM CDT | Severe Thunderstorm Warning | BIS | Dickey, LaMoure | 51 min |
| Jul 10, 4:30 PM CDT | Tornado Warning | BIS | Dickey | 30 min |
| Jul 10, 4:36 PM CDT | Tornado Warning | BIS | Dickey | 24 min |
| Jul 10, 5:52 PM CDT | Areal Flood Warning | BIS | Grant, Morton | 24 hr |
Nearby
Tornado Warnings in North Dakota, 2011Every tornado warning in 2011Tornadoes 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.