Alert archive / North Dakota / Tornado Warnings in 2000

Tornado Warning 12, NWS Bismarck, ND

July 4, 2000McHenry County, North Dakota

NWS Bismarck, ND issued this tornado warning at Jul 4, 2000, 3:25 PM CDT for McHenry County, North Dakota. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: Jul 4, 2000, 3:25 PM CDT (20:25 UTC)
Expired: Jul 4, 2000, 4:00 PM CDT
In force: 35 min
Issued by: NWS Bismarck, ND
Area: Whole counties; the outline is the Mesonet’s reconstruction

County McHenry County, ND

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 8.4 hours before the alert went out and 142 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: 326 J/kg
Mixed-layer CIN: -247 J/kg
Mixed-layer LCL: 848 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 174 m²/s²
0-3 km storm-relative helicity: 128 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KBIS 042026
TORBIS

NDC049-042100-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
325 PM CDT TUE JUL 4 2000

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

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

* UNTIL 400 PM CDT

* AT 325 PM CDT...THE PUBLIC REPORTED A TORNADO 2 MILES NORTH OF     
  BALFOUR...OR   ABOUT 40 MILES SOUTHEAST OF                         
  MINOT...MOVING NORTHEAST AT 20 MPH.

* THE TORNADO IS EXPECTED TO BE OVER...
  RURAL SOUTHEASTERN MCHENRY COUNTY AT 340 PM CDT
  RURAL EASTERN MCHENRY COUNTY AT 350 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.

LAT...LON 4800 10069 4787 10050 4801 10023 4829 10030

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 3, 11:18 PM CDT	Severe Thunderstorm Warning	BIS	McKenzie, Williams	57 min
Jul 4, 12:20 AM CDT	Severe Thunderstorm Warning	BIS	McKenzie, Williams	55 min
Jul 4, 8:42 AM CDT	Severe Thunderstorm Warning	BIS	Mountrail	63 min
Jul 4, 3:00 PM CDT	Flash Flood Warning	BIS	Bottineau, McHenry, Renville	4 hr
Jul 4, 5:05 PM CDT	Severe Thunderstorm Warning	BIS	Wells	40 min
Jul 4, 5:17 PM CDT	Tornado Warning	BIS	Pierce, Rolette	28 min
Jul 4, 5:52 PM CDT	Severe Thunderstorm Warning	BIS	Wells	38 min
Jul 4, 6:25 PM CDT	Severe Thunderstorm Warning	BIS	Foster, Kidder, Stutsman, Wells	65 min
Jul 4, 6:44 PM CDT	Tornado Warning	BIS	Stutsman	31 min

Nearby

Tornado Warnings in North Dakota, 2000 Every tornado warning in 2000 Tornadoes in 2000

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.