Alert archive / North Dakota / Tornado Warnings in 2000

Tornado Warning 21, NWS Bismarck, ND

August 2, 2000Renville County, North Dakota

NWS Bismarck, ND issued this tornado warning at Aug 2, 2000, 4:46 PM CDT for Renville County, North Dakota. It was in force for 34 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: Aug 2, 2000, 4:46 PM CDT (21:46 UTC)
Expired: Aug 2, 2000, 5:20 PM CDT
In force: 34 min
Issued by: NWS Bismarck, ND
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Renville 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
Aug 2, 3:00 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 9.8 hours before the alert went out and 213 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1461 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 18 m²/s²
0-3 km storm-relative helicity: 97 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.

080 
WFUS53 KBIS 022148
TORBIS
NDC075-022215-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
446 PM CDT WED AUG 2 2000

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN RENVILLE COUNTY IN NORTH CENTRAL NORTH DAKOTA

* UNTIL 520 PM CDT

* AT 446 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 11 MILES SOUTHWEST OF GRANO...OR ABOUT 31 MILES NORTHWEST
  OF MINOT...MOVING SOUTHEAST AT 15 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  RURAL SOUTHERN RENVILLE COUNTY...ALONG HIGHWAY 28...UNTIL 520 PM
  CDT

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4865 10181 4847 10184 4847 10143 4860 10147

JP MARTIN

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 2, 2:57 PM CDT	Severe Thunderstorm Warning	BIS	McKenzie	63 min
Aug 2, 3:29 PM CDT	Severe Thunderstorm Warning	BIS	Williams	61 min
Aug 2, 4:24 PM CDT	Severe Thunderstorm Warning	BIS	Renville, Ward	66 min
Aug 2, 5:46 PM CDT	Severe Thunderstorm Warning	BIS	Dunn	59 min
Aug 2, 6:45 PM CDT	Severe Thunderstorm Warning	BIS	Dunn, Mercer	60 min
Aug 2, 6:55 PM CDT	Severe Thunderstorm Warning	BIS	Mountrail	50 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.