Alert archive / North Dakota / Tornado Warnings in 2008

Tornado Warning 39, NWS Bismarck, ND

July 28, 2008Logan County, North Dakota

NWS Bismarck, ND issued this tornado warning at Jul 28, 2008, 9:08 PM CDT for Logan County, North Dakota. It was in force for 37 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 28, 2008, 9:08 PM CDT (02:08 UTC)
Expired: Jul 28, 2008, 9:45 PM CDT
In force: 37 min
Issued by: NWS Bismarck, ND
Area: Storm-based polygon

County Logan County, ND

The radar

The Bismarck radar (KBIS), 98 km from the middle of the area, began a volume at 02:10 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.

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 28, 7:34 PM CDT	Tornado Watch	SPC	4 hr

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 2.1 hours before the alert went out and 192 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 4093 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 826 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 100 m²/s²
0-3 km storm-relative helicity: 360 m²/s²
Significant tornado parameter: 4.8
Supercell composite: 26.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS53 KBIS 290208
TORBIS
NDC047-290245-
/O.NEW.KBIS.TO.W.0039.080729T0208Z-080729T0245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
908 PM CDT MON JUL 28 2008

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL LOGAN COUNTY IN SOUTHEAST NORTH DAKOTA...

* UNTIL 945 PM CDT

* AT 905 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR BURNSTAD...
  OR 58 MILES SOUTHWEST OF JAMESTOWN...MOVING SOUTHEAST AT 16 MPH.

* THE TORNADO WILL BE NEAR...
  BURNSTAD BY 920 PM CDT...

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 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 CAPABLE OF PRODUCING LARGE
HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST
DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT TUESDAY MORNING
FOR SOUTHEASTERN NORTH DAKOTA.

LAT...LON 4643 9938 4628 9966 4642 9983 4650 9969
TIME...MOT...LOC 0208Z 295DEG 13KT 4642 9968

$$
PJA

3 follow-up statements

000 
WWUS53 KBIS 290219
SVSBIS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
919 PM CDT MON JUL 28 2008

NDC047-290245-
/O.CON.KBIS.TO.W.0039.000000T0000Z-080729T0245Z/
LOGAN ND-
918 PM CDT MON JUL 28 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM CDT FOR CENTRAL
LOGAN COUNTY...

AT 914 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR BURNSTAD...OR 58 
MILES SOUTHWEST OF JAMESTOWN...MOVING SOUTHEAST AT 15 MPH. THOSE IN 
AND NEAR THE TOWN OF BURNSTAD SHOULD TAKE IMMEDIATE COVER.

THE TORNADO WILL BE NEAR...
  BURNSTAD BY 925 PM CDT...

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT TUESDAY MORNING
FOR SOUTHEASTERN NORTH DAKOTA.

LAT...LON 4628 9966 4640 9980 4649 9965 4646 9953
      4646 9951 4645 9950 4646 9949 4643 9938
TIME...MOT...LOC 0218Z 295DEG 13KT 4639 9966

$$
PJA

000 
WWUS53 KBIS 290223
SVSBIS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
923 PM CDT MON JUL 28 2008

NDC047-290245-
/O.CON.KBIS.TO.W.0039.000000T0000Z-080729T0245Z/
LOGAN ND-
922 PM CDT MON JUL 28 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM CDT FOR CENTRAL
LOGAN COUNTY...

AT 919 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A POSSIBLE TORNADO.  THIS TORNADO MAY BE NEAR BURNSTAD...OR 
58 MILES SOUTHWEST OF JAMESTOWN...MOVING SOUTHEAST AT 15 MPH. THOSE 
IN AND SOUTHEAST OF BURNSTAD SHOULD TAKE IMMEDIATE COVER.

THE TORNADO WILL BE NEAR...
  RURAL SOUTHERN LOGAN COUNTY AT 940 PM CDT

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT TUESDAY MORNING
FOR SOUTHEASTERN NORTH DAKOTA.

LAT...LON 4628 9966 4640 9980 4649 9965 4646 9953
      4646 9951 4645 9950 4646 9949 4643 9938
TIME...MOT...LOC 0222Z 294DEG 13KT 4637 9962

$$
PJA

000 
WWUS53 KBIS 290235
SVSBIS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
935 PM CDT MON JUL 28 2008

NDC047-290245-
/O.CON.KBIS.TO.W.0039.000000T0000Z-080729T0245Z/
LOGAN ND-
935 PM CDT MON JUL 28 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM CDT FOR SOUTH
CENTRAL LOGAN COUNTY...

AT 933 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED OVER SOUTH CENTRAL
LOGAN COUNTY...OR 57 MILES SOUTHWEST OF JAMESTOWN...MOVING SOUTHEAST
AT 17 MPH.

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT TUESDAY MORNING
FOR SOUTHEASTERN NORTH DAKOTA.

LAT...LON 4632 9971 4640 9959 4638 9948 4637 9949
      4636 9951 4631 9960 4631 9961 4628 9966
TIME...MOT...LOC 0235Z 302DEG 15KT 4631 9954

$$
PJA

The office that day

Everything else NWS Bismarck, ND issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 28, 7:10 PM CDT	Severe Thunderstorm Warning	BIS	Mercer	65 min
Jul 28, 7:14 PM CDT	Severe Thunderstorm Warning	BIS	McLean, Mercer	61 min
Jul 28, 7:39 PM CDT	Severe Thunderstorm Warning	BIS	Emmons, Kidder, Logan	51 min
Jul 28, 7:51 PM CDT	Severe Thunderstorm Warning	BIS	Morton	54 min
Jul 28, 7:56 PM CDT	Severe Thunderstorm Warning	BIS	McLean, Mercer, Oliver	49 min
Jul 28, 7:58 PM CDT	Tornado Warning	BIS	Emmons, Kidder, Logan	32 min
Jul 28, 8:26 PM CDT	Severe Thunderstorm Warning	BIS	Emmons, Kidder, Logan	49 min
Jul 28, 8:33 PM CDT	Severe Thunderstorm Warning	BIS	McLean, Mercer	12 min
Jul 28, 8:41 PM CDT	Areal Flood Advisory	BIS	Logan	3 hr
Jul 28, 8:42 PM CDT	Tornado Warning	BIS	Burleigh, McLean, Oliver	63 min
Jul 28, 9:13 PM CDT	Severe Thunderstorm Warning	BIS	Logan, McIntosh	47 min
Jul 28, 9:16 PM CDT	Severe Thunderstorm Warning	BIS	Burleigh, Oliver	59 min
Jul 28, 9:17 PM CDT	Tornado Warning	BIS	Burleigh	28 min
Jul 28, 9:28 PM CDT	Tornado Warning	BIS	Logan, McIntosh	32 min
Jul 28, 9:46 PM CDT	Tornado Warning	BIS	Burleigh	29 min
Jul 28, 9:48 PM CDT	Tornado Warning	BIS	Logan, McIntosh	27 min
Jul 28, 9:54 PM CDT	Severe Thunderstorm Warning	BIS	Dickey, LaMoure, Logan, McIntosh	51 min
Jul 28, 10:07 PM CDT	Severe Thunderstorm Warning	BIS	Bottineau	40 min
Jul 28, 10:13 PM CDT	Severe Thunderstorm Warning	BIS	Burleigh, Emmons, Kidder, Logan	15 min
Jul 28, 10:40 PM CDT	Severe Thunderstorm Warning	BIS	Dickey, McIntosh	65 min
Jul 28, 10:42 PM CDT	Severe Thunderstorm Warning	BIS	Rolette	53 min
Jul 28, 10:42 PM CDT	Tornado Warning	BIS	Dickey, McIntosh	33 min

Nearby

Tornado Warnings in North Dakota, 2008 Every tornado warning in 2008 Tornadoes in 2008

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; radar from the NEXRAD Level II archive.