Alert archive / North Dakota / Tornado Warnings in 2005

Tornado Warning 52, NWS Bismarck, ND

July 16, 2005McHenry County, North Dakota

NWS Bismarck, ND issued this tornado warning at Jul 16, 2005, 10:27 PM CDT for McHenry County, North Dakota. It was in force for 31 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 16, 2005, 10:27 PM CDT (03:27 UTC)
Expired: Jul 16, 2005, 10:58 PM CDT
In force: 31 min
Issued by: NWS Bismarck, ND
Area: Counties, with a storm outline in the text

County McHenry County, ND

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 16, 7:15 PM CDT	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 3.5 hours before the alert went out and 178 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: 2375 J/kg
Mixed-layer CIN: -104 J/kg
Mixed-layer LCL: 2709 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 157 m²/s²
0-3 km storm-relative helicity: 348 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 7.7

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KBIS 170326
TORBIS
NDC049-170415-
/O.NEW.KBIS.TO.W.0052.050717T0327Z-050717T0415Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
1027 PM CDT SAT JUL 16 2005

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL MCHENRY COUNTY IN NORTH CENTRAL NORTH DAKOTA

* UNTIL 1115 PM CDT

* AT 1023 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR DENBIGH...
  OR ABOUT 32 MILES EAST OF MINOT...MOVING NORTHEAST AT 40 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  TOWNER AROUND 1040 PM CDT
  BERWICK AROUND 1050 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.

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 SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT
SATURDAY EVENING FOR WESTERN NORTH DAKOTA. A SEVERE THUNDERSTORM
WATCH ALSO REMAINS IN EFFECT UNTIL 1100 PM CDT SATURDAY EVENING FOR
SOUTHERN NORTH DAKOTA.

LAT...LON 4838 10029 4837 10025 4830 10025 4816 10061
      4823 10066 4831 10075 4846 10044 4850 10032
      4852 10029

$$

JC

2 follow-up statements

000 
WWUS53 KBIS 170349
SVSBIS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
1049 PM CDT SAT JUL 16 2005

NDC049-170415-
/O.CON.KBIS.TO.W.0052.000000T0000Z-050717T0415Z/
MCHENRY ND-
1049 PM CDT SAT JUL 16 2005

...A TORNADO WARNING CONTINUES UNTIL 1115 PM CDT FOR CENTRAL MCHENRY
COUNTY...

AT 1045 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR TOWNER...OR ABOUT
32 MILES SOUTH OF BOTTINEAU...MOVING NORTHEAST AT 40 MPH.

THE TORNADO WILL BE NEAR...
  7 MILES NORTHWEST OF BERWICK AROUND 1055 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.

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT
SATURDAY EVENING FOR WESTERN NORTH DAKOTA. A SEVERE THUNDERSTORM
WATCH ALSO REMAINS IN EFFECT UNTIL 500 AM CDT SUNDAY MORNING FOR
WESTERN NORTH DAKOTA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN
EFFECT UNTIL 1100 PM CDT SATURDAY EVENING FOR SOUTHERN NORTH DAKOTA.

LAT...LON 4838 10029 4837 10025 4830 10025 4816 10061
      4823 10066 4831 10075 4846 10044 4850 10032
      4852 10029

$$

JC

000 
WWUS53 KBIS 170358
SVSBIS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
1059 PM CDT SAT JUL 16 2005

NDC049-170409-
/O.CAN.KBIS.TO.W.0052.000000T0000Z-050717T0415Z/
MCHENRY ND-
1059 PM CDT SAT JUL 16 2005

...THE TORNADO WARNING FOR CENTRAL MCHENRY COUNTY IS CANCELLED...

THE TORNADIC THUNDERSTORM HAS WEAKENED AND NO LONGER POSES A
SIGNIFICANT THREAT.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT
SATURDAY EVENING FOR WESTERN NORTH DAKOTA. A SEVERE THUNDERSTORM
WATCH ALSO REMAINS IN EFFECT UNTIL 500 AM CDT SUNDAY MORNING FOR
WESTERN NORTH DAKOTA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN
EFFECT UNTIL 1100 PM CDT SATURDAY EVENING FOR SOUTHERN NORTH DAKOTA.

LAT...LON 4838 10029 4837 10025 4830 10025 4816 10061
      4823 10066 4831 10075 4846 10044 4850 10032
      4852 10029

$$

JC

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 16, 7:40 PM CDT	Severe Thunderstorm Warning	BIS	Dunn	51 min
Jul 16, 7:51 PM CDT	Severe Thunderstorm Warning	BIS	McKenzie, Mountrail	54 min
Jul 16, 8:04 PM CDT	Severe Thunderstorm Warning	BIS	McKenzie	56 min
Jul 16, 8:16 PM CDT	Severe Thunderstorm Warning	BIS	Golden Valley	37 min
Jul 16, 8:24 PM CDT	Severe Thunderstorm Warning	BIS	McLean	51 min
Jul 16, 8:31 PM CDT	Severe Thunderstorm Warning	BIS	Ward	59 min
Jul 16, 8:36 PM CDT	Severe Thunderstorm Warning	BIS	Billings	39 min
Jul 16, 8:47 PM CDT	Severe Thunderstorm Warning	BIS	Mountrail	43 min
Jul 16, 8:52 PM CDT	Severe Thunderstorm Warning	BIS	Dunn, McKenzie	53 min
Jul 16, 9:17 PM CDT	Severe Thunderstorm Warning	BIS	Billings	28 min
Jul 16, 9:23 PM CDT	Severe Thunderstorm Warning	BIS	Mountrail	49 min
Jul 16, 9:27 PM CDT	Severe Thunderstorm Warning	BIS	Ward	66 min
Jul 16, 9:45 PM CDT	Severe Thunderstorm Warning	BIS	McHenry	60 min
Jul 16, 9:56 PM CDT	Severe Thunderstorm Warning	BIS	Billings, Golden Valley, McKenzie	64 min
Jul 16, 10:46 PM CDT	Severe Thunderstorm Warning	BIS	McKenzie, Williams	59 min
Jul 16, 10:51 PM CDT	Severe Thunderstorm Warning	BIS	McHenry	31 min
Jul 16, 10:56 PM CDT	Severe Thunderstorm Warning	BIS	Rolette	34 min
Jul 16, 11:44 PM CDT	Severe Thunderstorm Warning	BIS	Divide, Williams	61 min

Nearby

Tornado Warnings in North Dakota, 2005 Every tornado warning in 2005 Tornadoes in 2005

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.