Alert archive / North Dakota / Tornado Warnings in 2011
Tornado Warning 62, NWS Bismarck, ND
NWS Bismarck, ND issued this tornado warning at Jul 17, 2011, 3:58 PM CDT for Kidder County, Stutsman County, North Dakota. It was in force for 32 min. 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
- Jul 17, 2011, 3:58 PM CDT (20:58 UTC)
- Expired
- Jul 17, 2011, 4:30 PM CDT
- In force
- 32 min
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
Counties Kidder County, ND, Stutsman County, ND
The radar
The Bismarck radar (KBIS), 117 km from the middle of the area, began a volume at 20:58 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 17, 4:07 PM CDT | TSTM WND GST 60 | 4 Wnw Medina, ND | ROTATION IN THE STORM. NO HAIL. FUNNEL CLOUDS HAVE DISSIPATED. |
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 17, 3:37 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 12:00Z, 9.0 hours before the alert went out and 113 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
- 4227 J/kg
- Mixed-layer CIN
- -184 J/kg
- Mixed-layer LCL
- 1037 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 156 m²/s²
- 0-3 km storm-relative helicity
- 276 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 37.4
The text
As transmitted, in the capitals the NWS used until 2016.
731 WFUS53 KBIS 172058 TORBIS NDC043-093-172130- /O.NEW.KBIS.TO.W.0062.110717T2058Z-110717T2130Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE BISMARCK ND 358 PM CDT SUN JUL 17 2011 THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A * TORNADO WARNING FOR... EAST CENTRAL KIDDER COUNTY IN SOUTH CENTRAL NORTH DAKOTA... WESTERN STUTSMAN COUNTY IN SOUTHEAST NORTH DAKOTA... * UNTIL 430 PM CDT * AT 353 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR CHASE LAKE...OR 36 MILES WEST OF JAMESTOWN...AND MOVING EAST AT 20 MPH. AT 350 PM CDT...THE PUBLIC REPORTED A FUNNEL CLOUD OVER CRYSTAL SPRINGS LAKE. * LOCATIONS IMPACTED INCLUDE... WOODWORTH...MEDINA AND CLEVELAND. 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 4726 9906 4678 9905 4690 9961 4714 9960 TIME...MOT...LOC 2058Z 273DEG 18KT 4699 9943 $$ AYD
2 follow-up statements
208 WWUS53 KBIS 172112 SVSBIS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 412 PM CDT SUN JUL 17 2011 NDC043-093-172130- /O.CON.KBIS.TO.W.0062.000000T0000Z-110717T2130Z/ KIDDER ND-STUTSMAN ND- 412 PM CDT SUN JUL 17 2011 ...A TORNADO WARNING REMAINS IN EFFECT FOR WESTERN STUTSMAN AND EAST CENTRAL KIDDER COUNTIES UNTIL 430 PM CDT... AT 408 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR CHASE LAKE...OR 32 MILES WEST OF JAMESTOWN... MOVING EAST AT 25 MPH. AT 407 PM CDT...A TRAINED SPOTTER REPORTED 60 MPH WINDS AND ROTATION IN THE STORM 3 MILES NORTH AND 5 MILES WEST OF MEDINA. LOCATIONS IMPACTED INCLUDE... WOODWORTH...MEDINA AND CLEVELAND. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS. && LAT...LON 4690 9960 4714 9959 4726 9906 4678 9905 TIME...MOT...LOC 2111Z 270DEG 20KT 4697 9935 $$ AYD
537
WWUS53 KBIS 172120
SVSBIS
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
420 PM CDT SUN JUL 17 2011
NDC043-172129-
/O.CAN.KBIS.TO.W.0062.000000T0000Z-110717T2130Z/
KIDDER ND-
420 PM CDT SUN JUL 17 2011
...THE TORNADO WARNING FOR EAST CENTRAL KIDDER COUNTY IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED INTO STUTSMAN
COUNTY.
LAT...LON 4679 9905 4678 9906 4689 9945 4698 9945
4698 9948 4701 9948 4716 9949 4726 9906
TIME...MOT...LOC 2119Z 284DEG 19KT 4694 9929
$$
NDC093-172130-
/O.CON.KBIS.TO.W.0062.000000T0000Z-110717T2130Z/
STUTSMAN ND-
420 PM CDT SUN JUL 17 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR WESTERN STUTSMAN COUNTY
UNTIL 430 PM CDT...
AT 417 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR MEDINA...OR 28 MILES WEST OF JAMESTOWN...
MOVING EAST AT 20 MPH.
LOCATIONS IMPACTED INCLUDE...
MEDINA AND CLEVELAND.
SPOTTERS HAVE REPORTED ROTATION IN THE CLOUDS AND WIND SPEEDS OF 60
MPH. THOSE IN THE MEDINA TO CLEVELAND AREAS SHOULD BE IN A SAFE
BASEMENT SHELTER NOW.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING.
AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO
THE CLOSEST SUBSTANTIAL SHELTER.
&&
LAT...LON 4679 9905 4678 9906 4689 9945 4698 9945
4698 9948 4701 9948 4716 9949 4726 9906
TIME...MOT...LOC 2119Z 284DEG 19KT 4694 9929
$$
AYDThe office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 16, 7:20 PM CDT | Flash Flood Warning | BIS | Foster, Wells | 6 hr |
| Jul 16, 7:25 PM CDT | Severe Thunderstorm Warning | BIS | Burleigh, Emmons | 65 min |
| Jul 16, 7:36 PM CDT | Tornado Warning | BIS | Wells | 24 min |
| Jul 16, 8:00 PM CDT | Tornado Warning | BIS | Wells | 45 min |
| Jul 16, 8:13 PM CDT | Tornado Warning | BIS | Emmons | 32 min |
| Jul 16, 8:44 PM CDT | Tornado Warning | BIS | Wells | 46 min |
| Jul 16, 8:59 PM CDT | Tornado Warning | BIS | Kidder | 31 min |
| Jul 16, 9:30 PM CDT | Tornado Warning | BIS | Kidder, Stutsman, Wells | 45 min |
| Jul 16, 9:38 PM CDT | Flash Flood Warning | BIS | Foster, Stutsman | 4 hr |
| Jul 16, 9:44 PM CDT | Tornado Warning | BIS | Emmons | 31 min |
| Jul 17, 1:31 AM CDT | Areal Flood Warning | BIS | Foster, Stutsman, Wells | 18 hr |
| Jul 17, 9:40 AM CDT | Severe Thunderstorm Warning | BIS | Ward | 50 min |
| Jul 17, 9:54 AM CDT | Tornado Warning | BIS | Ward | 36 min |
| Jul 17, 10:13 AM CDT | Severe Thunderstorm Warning | BIS | McHenry, Ward | 47 min |
| Jul 17, 10:25 AM CDT | Tornado Warning | BIS | McHenry, McLean, Sheridan, Ward | 35 min |
| Jul 17, 10:57 AM CDT | Tornado Warning | BIS | McHenry, McLean, Pierce, Sheridan | 33 min |
| Jul 17, 11:26 AM CDT | Tornado Warning | BIS | McHenry, Pierce, Sheridan, Wells | 49 min |
| Jul 17, 11:29 AM CDT | River Flood Warning | BIS | Ward | 9 days |
| Jul 17, 12:13 PM CDT | Tornado Warning | BIS | Wells | 32 min |
| Jul 17, 12:44 PM CDT | Severe Thunderstorm Warning | BIS | Wells | 16 min |
| Jul 17, 1:11 PM CDT | Tornado Warning | BIS | Foster | 64 min |
| Jul 17, 2:11 PM CDT | Tornado Warning | BIS | Foster, Stutsman | 49 min |
| Jul 17, 2:33 PM CDT | Flash Flood Warning | BIS | Foster | 6 hr |
| Jul 17, 3:31 PM CDT | Tornado Warning | BIS | Kidder, Stutsman | 29 min |
| Jul 17, 4:29 PM CDT | Tornado Warning | BIS | Stutsman | 46 min |
| Jul 17, 4:44 PM CDT | Flash Flood Warning | BIS | Stutsman | 3 hr |
| Jul 17, 5:13 PM CDT | Tornado Warning | BIS | LaMoure, Stutsman | 47 min |
| Jul 17, 6:02 PM CDT | Tornado Warning | BIS | LaMoure | 43 min |
| Jul 17, 6:28 PM CDT | Tornado Warning | BIS | Dickey | 62 min |
| Jul 17, 6:45 PM CDT | Tornado Warning | BIS | LaMoure | 30 min |
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.