Alert archive / North Dakota / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 44, NWS Bismarck, ND

June 8, 2021McKenzie County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jun 8, 2021, 8:12 PM CDT for McKenzie County, North Dakota. It was in force for 20 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: Jun 8, 2021, 8:12 PM CDT (01:12 UTC)
Expired: Jun 8, 2021, 8:32 PM CDT
In force: 20 min
Issued by: NWS Bismarck, ND
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County McKenzie County, ND

The radar

The Minot AFB radar (KMBX), 231 km from the middle of the area, began a volume at 01:11 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 8, 6:15 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Glasgow Intl Airport, MT (KGGW), launched 00:00Z, 1.2 hours before the alert went out and 230 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: 558 J/kg
Mixed-layer CIN: -175 J/kg
Mixed-layer LCL: 1718 m above ground
0-6 km bulk shear: 63 kt
0-1 km storm-relative helicity: 279 m²/s²
0-3 km storm-relative helicity: 351 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 3.9

Open this sounding in Storm Lab

The text

As transmitted.

532 
WUUS53 KBIS 090112
SVRBIS
NDC053-090215-
/O.NEW.KBIS.SV.W.0044.210609T0112Z-210609T0215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Bismarck ND
812 PM CDT Tue Jun 8 2021

The National Weather Service in Bismarck has issued a

* Severe Thunderstorm Warning for...
  Southwestern McKenzie County in northwestern North Dakota...

* Until 915 PM CDT/815 PM MDT/.

* At 811 PM CDT/711 PM MDT/, a severe thunderstorm was located 18
  miles northeast of Trotters, or 25 miles southeast of Sidney,
  moving northeast at 25 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* This severe thunderstorm will remain over mainly rural areas of
  southwestern McKenzie County, including the following locations...
  Sather Dam.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4752 10391 4772 10382 4752 10329 4746 10348
      4745 10373
TIME...MOT...LOC 0111Z 210DEG 21KT 4754 10368 

HAIL...1.00IN
WIND...60MPH
 
$$

GALE

1 follow-up statement

719 
WWUS53 KBIS 090132
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
832 PM CDT Tue Jun 8 2021

NDC053-090140-
/O.CAN.KBIS.SV.W.0044.000000T0000Z-210609T0215Z/
McKenzie ND-
832 PM CDT Tue Jun 8 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN MCKENZIE COUNTY
IS CANCELLED...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning has
been cancelled.

A Severe Thunderstorm Watch remains in effect until 100 AM
CDT/midnight MDT/ for northwestern North Dakota.

Remember, a Severe Thunderstorm Warning still remains in effect for
southeastern McKenzie County.

LAT...LON 4752 10391 4772 10382 4752 10329 4746 10348
      4745 10373
TIME...MOT...LOC 0128Z 210DEG 21KT 4764 10360 

$$

GALE

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 8, 7:00 PM CDT	Areal Flood Warning	BIS	Grant, Morton	14 hr
Jun 8, 7:25 PM CDT	Severe Thunderstorm Warning	BIS	Golden Valley, McKenzie	65 min
Jun 8, 8:02 PM CDT	Special Weather Statement	BIS	Billings, Golden Valley	43 min
Jun 8, 8:08 PM CDT	Special Weather Statement	BIS	Burke, Mountrail	37 min
Jun 8, 8:22 PM CDT	Severe Thunderstorm Warning	BIS	Billings, Dunn, McKenzie	38 min
Jun 8, 8:57 PM CDT	Special Weather Statement	BIS	Dunn	48 min
Jun 8, 9:34 PM CDT	Special Weather Statement	BIS	Burke, Mountrail, Renville, Ward	41 min
Jun 8, 10:48 PM CDT	Special Weather Statement	BIS	Stark	27 min
Jun 8, 11:14 PM CDT	Severe Thunderstorm Warning	BIS	McKenzie, Williams	61 min
Jun 8, 11:28 PM CDT	Areal Flood Advisory	BIS	Hettinger, Stark	5 hr
Jun 8, 11:58 PM CDT	Severe Thunderstorm Warning	BIS	Adams, Grant, Hettinger, Sioux	47 min
Jun 9, 12:01 AM CDT	Severe Thunderstorm Warning	BIS	Grant, Hettinger, Morton, Stark	59 min
Jun 9, 12:43 AM CDT	Severe Thunderstorm Warning	BIS	Grant, Morton, Sioux	47 min
Jun 9, 8:37 AM CDT	River Flood Warning	BIS	Morton, Sioux	23 hr

Nearby

Severe Thunderstorm Warnings in North Dakota, 2021 Every severe thunderstorm warning in 2021

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; radar from the NEXRAD Level II archive.