Alert archive / North Dakota / Tornado Warnings in 2009
Tornado Warning 49, NWS Bismarck, ND
NWS Bismarck, ND issued this tornado warning at Jul 11, 2009, 8:50 PM CDT for 4 counties in North Dakota. It was in force for 25 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 11, 2009, 8:50 PM CDT (01:50 UTC)
- Expired
- Jul 11, 2009, 9:15 PM CDT
- In force
- 25 min
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
Counties Burke County, ND, Divide County, ND, Mountrail County, ND, Williams County, ND
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 1.8 hours before the alert went out and 260 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
- 18 J/kg
- Mixed-layer CIN
- -156 J/kg
- Mixed-layer LCL
- 1635 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 84 m²/s²
- 0-3 km storm-relative helicity
- 169 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KBIS 120150 TORBIS NDC013-023-061-105-120215- /O.NEW.KBIS.TO.W.0049.090712T0150Z-090712T0215Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE BISMARCK ND 850 PM CDT SAT JUL 11 2009 THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A * TORNADO WARNING FOR... SOUTHWESTERN BURKE COUNTY IN NORTHWEST NORTH DAKOTA... SOUTHEASTERN DIVIDE COUNTY IN NORTHWEST NORTH DAKOTA... NORTHWESTERN MOUNTRAIL COUNTY IN NORTHWEST NORTH DAKOTA... NORTHEASTERN WILLIAMS COUNTY IN NORTHWEST NORTH DAKOTA... * UNTIL 915 PM CDT * AT 848 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED 10 MILES NORTHEAST OF HAMLET...OR 22 MILES SOUTHEAST OF CROSBY...AND MOVING SOUTHEAST AT 35 MPH. * THIS TORNADIC STORM WILL BE NEAR... BATTLEVIEW AROUND 905 PM CDT. POWERS LAKE AROUND 915 PM CDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE... LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. IN ADDITION TO THE TORNADO...THIS STORM IS EXPECTED TO PRODUCE LARGE DAMAGING HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS WELL AWAY FROM THE STORM CENTER. && LAT...LON 4859 10231 4840 10286 4885 10314 4893 10294 TIME...MOT...LOC 0150Z 316DEG 32KT 4871 10288 $$ PJA
1 follow-up statement
000 WWUS53 KBIS 120204 SVSBIS SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 904 PM CDT SAT JUL 11 2009 NDC013-023-061-105-120215- /O.CON.KBIS.TO.W.0049.000000T0000Z-090712T0215Z/ BURKE ND-MOUNTRAIL ND-WILLIAMS ND-DIVIDE ND- 904 PM CDT SAT JUL 11 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM CDT FOR SOUTHEASTERN DIVIDE...NORTHEASTERN WILLIAMS...NORTHWESTERN MOUNTRAIL AND SOUTHWESTERN BURKE COUNTIES... AT 902 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A POSSIBLE TORNADO. THIS TORNADO WAS LOCATED 6 MILES NORTH OF BATTLEVIEW...OR 29 MILES SOUTHEAST OF CROSBY...MOVING SOUTHEAST AT 35 MPH. THOSE IN AND NEAR BATTLEVIEW AND POWERS LAKE SHOULD SEEK SHELTER IMMEDIATELY. THE TORNADO WILL BE NEAR... BATTLEVIEW AROUND 910 PM CDT. POWERS LAKE AROUND 915 PM CDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE... LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. IN ADDITION TO THE TORNADO...THIS STORM IS EXPECTED TO PRODUCE LARGE DAMAGING HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. && LAT...LON 4874 10307 4885 10279 4859 10231 4840 10286 TIME...MOT...LOC 0203Z 315DEG 29KT 4866 10277 $$ PJA
The office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 11, 7:27 PM CDT | Tornado Warning | BIS | Stark | 33 min |
| Jul 11, 7:55 PM CDT | Tornado Warning | BIS | Stark | 35 min |
| Jul 11, 8:13 PM CDT | Severe Thunderstorm Warning | BIS | Grant, Hettinger | 62 min |
| Jul 11, 8:38 PM CDT | Severe Thunderstorm Warning | BIS | Burke, Divide, Mountrail | 52 min |
| Jul 11, 8:40 PM CDT | Tornado Warning | BIS | Grant, Hettinger | 35 min |
| Jul 11, 9:12 PM CDT | Tornado Warning | BIS | Grant | 33 min |
| Jul 11, 9:15 PM CDT | Tornado Warning | BIS | Burke, Mountrail | 30 min |
| Jul 11, 9:42 PM CDT | Tornado Warning | BIS | Mountrail | 33 min |
| Jul 11, 10:15 PM CDT | Tornado Warning | BIS | Mountrail, Ward | 30 min |
| Jul 11, 10:44 PM CDT | Severe Thunderstorm Warning | BIS | McLean, Mountrail, Ward | 20 min |
| Jul 11, 11:12 PM CDT | Severe Thunderstorm Warning | BIS | McLean, Mercer | 63 min |
| Jul 11, 11:48 PM CDT | Severe Thunderstorm Warning | BIS | McLean, Mercer, Oliver | 57 min |
| Jul 12, 12:00 AM CDT | Tornado Warning | BIS | McLean, Mercer, Oliver | 30 min |
| Jul 12, 12:29 AM CDT | Severe Thunderstorm Warning | BIS | Burleigh, McLean, Mercer, Morton, Oliver, Sheridan | 38 min |
| Jul 12, 1:49 AM CDT | Severe Thunderstorm Warning | BIS | Burleigh, Emmons, Kidder, Logan, McIntosh, Morton and 1 more | 56 min |
| Jul 12, 2:41 AM CDT | Severe Thunderstorm Warning | BIS | Dickey, Emmons, Kidder, LaMoure, Logan, McIntosh | 64 min |
| Jul 12, 2:57 AM CDT | Areal Flood Advisory | BIS | Emmons, McIntosh | 6 hr |
Nearby
Tornado Warnings in North Dakota, 2009Every tornado warning in 2009Tornadoes 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; the sounding from the Mesonet's radiosonde archive.