Alert archive / North Dakota / Tornado Warnings in 2001

Tornado Warning 10, NWS Bismarck, ND

July 17, 2001Stutsman County, North Dakota

NWS Bismarck, ND issued this tornado warning at Jul 17, 2001, 5:58 PM CDT for Stutsman County, North Dakota. It was in force for 47 min. 1 report came from 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, with what was reported inside it.

The facts

Issued: Jul 17, 2001, 5:58 PM CDT (22:58 UTC)
Expired: Jul 17, 2001, 6:45 PM CDT
In force: 47 min
Issued by: NWS Bismarck, ND
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Stutsman County, ND

The radar

The Bismarck radar (KBIS), 126 km from the middle of the area, began a volume at 23:02 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
Jul 17, 6:30 PM CDT	Hail 2	Cleveland, ND

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

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 17, 2:00 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 11.0 hours before the alert went out and 122 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: 1827 J/kg
Mixed-layer CIN: -176 J/kg
Mixed-layer LCL: 1544 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 50 m²/s²
0-3 km storm-relative helicity: 183 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.0

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KBIS 172300
TORBIS

NDC093-172345-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
558 PM CDT TUE JUL 17 2001

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN STUTSMAN COUNTY IN SOUTHEAST NORTH DAKOTA

* UNTIL 645 PM CDT

* AT 558 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 7 MILES NORTH OF MEDINA...OR ABOUT 27 MILES WEST OF   
JAMESTOWN...MOVING SOUTHEAST AT 20 MPH. THERE WERE NUMEROUS REPORTS 
OF THIS TORNADO ON THE GROUND.

* THE TORNADO IS EXPECTED TO BE NEAR...
  CLEVELAND AT 620 PM CDT
  WINDSOR AT 630 PM CDT
  ELDRIDGE AT 645 PM CDT

IF YOU SEE THIS STORM APPROACHING...TAKE COVER IMMEDIATELY.

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 SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM CDT
TUESDAY EVENING FOR SOUTHERN NORTH DAKOTA.

LAT...LON 4712 9932 4691 9943 4672 9886 4695 9870

JV

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 16, 8:02 PM CDT	Severe Thunderstorm Warning	BIS	Ward	58 min
Jul 17, 4:00 PM CDT	Severe Thunderstorm Warning	BIS	Morton	60 min
Jul 17, 4:11 PM CDT	Severe Thunderstorm Warning	BIS	Kidder, Wells	64 min
Jul 17, 4:42 PM CDT	Tornado Warning	BIS	Kidder	33 min
Jul 17, 4:58 PM CDT	Severe Thunderstorm Warning	BIS	Morton	62 min
Jul 17, 5:16 PM CDT	Tornado Warning	BIS	Kidder, Stutsman	44 min
Jul 17, 5:42 PM CDT	Severe Thunderstorm Warning	BIS	Wells	63 min
Jul 17, 5:48 PM CDT	Tornado Warning	BIS	Morton	27 min
Jul 17, 6:45 PM CDT	Tornado Warning	BIS	Stutsman	45 min

Nearby

Tornado Warnings in North Dakota, 2001 Every tornado warning in 2001 Tornadoes in 2001

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.