Alert archive / North Dakota / Tornado Warnings in 2008

Tornado Warning 2, NWS Bismarck, ND

May 24, 2008Dickey County, North Dakota

NWS Bismarck, ND issued this tornado warning at May 24, 2008, 7:30 PM CDT for Dickey County, North Dakota. It was in force for 45 min. 3 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: May 24, 2008, 7:30 PM CDT (00:30 UTC)
Expired: May 24, 2008, 8:15 PM CDT
In force: 45 min
Issued by: NWS Bismarck, ND
Area: Storm-based polygon

County Dickey County, ND

The radar

The Aberdeen radar (KABR), 59 km from the middle of the area, began a volume at 00:31 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
May 24, 7:35 PM CDT	HAIL 1	5 Sse Ellendale, ND
May 24, 7:37 PM CDT	HAIL 1	3 Ssw Guelph, ND
May 24, 7:53 PM CDT	HAIL 0.75	7 W Oakes, ND	DICKEY COUNTY SHERIFF ALSO REPORTED ROTATION IN THE THUNDERSTORM.

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
May 24, 6:24 PM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 0.5 hours before the alert went out and 121 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: 189 J/kg
Mixed-layer CIN: -53 J/kg
Mixed-layer LCL: 853 m above ground
0-6 km bulk shear: 64 kt
0-1 km storm-relative helicity: 94 m²/s²
0-3 km storm-relative helicity: 20 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KBIS 250032
TORBIS
NDC021-250115-
/O.NEW.KBIS.TO.W.0002.080525T0030Z-080525T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
730 PM CDT SAT MAY 24 2008

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN DICKEY COUNTY IN SOUTHEAST NORTH DAKOTA...

* UNTIL 815 PM CDT

* AT 725 PM CDT...THE PUBLIC REPORTED A TORNADO ABOUT 3 MILES
  EAST OF FREDERICK SOUTH DAKOTA...OR ABOUT 17 MILES SOUTH OF
  ELLENDALE NORTH DAKOTA...MOVING NORTHEAST AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  GUELPH BY 755 PM CDT...
  6 MILES NORTHWEST OF LUDDEN BY 800 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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CDT SUNDAY MORNING FOR
SOUTHERN NORTH DAKOTA.

LAT...LON 4592 9838 4592 9839 4593 9856 4618 9836
      4609 9803 4593 9801
TIME...MOT...LOC 0030Z 221DEG 24KT 4590 9842

$$

JP MARTIN

2 follow-up statements

000 
WWUS53 KBIS 250044
SVSBIS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
740 PM CDT SAT MAY 24 2008

NDC021-250115-
/O.CON.KBIS.TO.W.0002.000000T0000Z-080525T0115Z/
DICKEY ND-
740 PM CDT SAT MAY 24 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR
SOUTHEASTERN DICKEY COUNTY...

AT 736 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A TORNADO 5 MILES SOUTHWEST OF GUELPH...OR ABOUT 10 MILES 
EAST OF ELLENDALE...MOVING NORTHEAST AT 25 MPH. EARLIER...THE PUBLIC 
REPORTED A TORNADO NEAR FREDERICK SOUTH DAKOTA WITH THIS STORM.

THE TORNADO WILL BE NEAR...
  GUELPH BY 755 PM CDT...
  LUDDEN BY 800 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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CDT SUNDAY MORNING FOR
SOUTHERN NORTH DAKOTA.

LAT...LON 4592 9838 4592 9839 4593 9856 4618 9836
      4609 9803 4593 9801
TIME...MOT...LOC 0040Z 221DEG 24KT 4595 9836

$$

JP MARTIN

000 
WWUS53 KBIS 250119
SVSBIS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
819 PM CDT SAT MAY 24 2008

NDC021-250129-
/O.EXP.KBIS.TO.W.0002.000000T0000Z-080525T0115Z/
DICKEY ND-
819 PM CDT SAT MAY 24 2008

...THE TORNADO WARNING FOR SOUTHEASTERN DICKEY COUNTY HAS EXPIRED...

THE THUNDERSTORM THAT PRODUCED THE TORNADO HAS MOVED OUT OF THE 
SOUTHEAST PART OF DICKEY COUNTY.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 100 AM CDT SUNDAY MORNING FOR
SOUTHERN NORTH DAKOTA.

LAT...LON 4592 9838 4592 9839 4593 9856 4618 9836
      4609 9803 4593 9801
TIME...MOT...LOC 0044Z 221DEG 24KT 4597 9833

$$

JP MARTIN

The office that day

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

Issued	Product	Office	Counties	Lasted
May 24, 7:14 PM CDT	Severe Thunderstorm Warning	BIS	Dickey	61 min
May 24, 7:46 PM CDT	Severe Thunderstorm Warning	BIS	Grant, Morton	44 min
May 24, 7:58 PM CDT	Tornado Warning	BIS	Dickey, LaMoure	32 min
May 24, 8:03 PM CDT	Tornado Warning	BIS	Morton	27 min
May 24, 8:11 PM CDT	Severe Thunderstorm Warning	BIS	LaMoure	35 min
May 24, 8:15 PM CDT	Tornado Warning	BIS	Morton, Oliver	30 min
May 24, 8:24 PM CDT	Severe Thunderstorm Warning	BIS	Morton	51 min
May 24, 8:26 PM CDT	Tornado Warning	BIS	Burleigh, Morton, Oliver	34 min
May 24, 8:33 PM CDT	Severe Thunderstorm Warning	BIS	Morton	42 min
May 24, 8:33 PM CDT	Severe Thunderstorm Warning	BIS	Morton	42 min
May 24, 8:44 PM CDT	Severe Thunderstorm Warning	BIS	Burleigh, Morton	61 min
May 24, 8:50 PM CDT	Tornado Warning	BIS	McLean, Oliver	25 min
May 24, 8:54 PM CDT	Tornado Warning	BIS	McLean, Mercer, Oliver	36 min
May 24, 9:41 PM CDT	Severe Thunderstorm Warning	BIS	Burleigh	49 min
May 24, 9:44 PM CDT	Severe Thunderstorm Warning	BIS	Burleigh	46 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.