Alert archive / North Dakota / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 50, NWS Bismarck, ND

June 10, 2021McKenzie County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jun 10, 2021, 4:51 PM CDT for McKenzie County, North Dakota. It was in force for 54 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 10, 2021, 4:51 PM CDT (21:51 UTC)
Expired: Jun 10, 2021, 5:45 PM CDT
In force: 54 min
Issued by: NWS Bismarck, ND
Area: Storm-based polygon
Hail: 1.75 in
Wind: 70.0 mph

County McKenzie County, ND

The radar

The Glasgow radar (KGGW), 207 km from the middle of the area, began a volume at 21:53 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 10, 3:30 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Glasgow Intl Airport, MT (KGGW), launched 12:00Z, 9.9 hours before the alert went out and 206 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: 929 J/kg
Mixed-layer CIN: -480 J/kg
Mixed-layer LCL: 774 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: 651 m²/s²
0-3 km storm-relative helicity: 663 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

Open this sounding in Storm Lab

The text

As transmitted.

401 
WUUS53 KBIS 102151
SVRBIS
NDC053-102245-
/O.NEW.KBIS.SV.W.0050.210610T2151Z-210610T2245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Bismarck ND
451 PM CDT Thu Jun 10 2021

The National Weather Service in Bismarck has issued a

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

* Until 545 PM CDT/445 PM MDT/.

* At 450 PM CDT/350 PM MDT/, a severe thunderstorm was located over
  Sidney, moving northeast at 30 mph.

  HAZARD...Golf ball size hail and 70 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           considerable tree damage. Wind damage is also likely to 
           mobile homes, roofs, and outbuildings.

* This severe thunderstorm will be near...
  Fairview and East Fairview around 410 PM MDT.

Other locations in the path of this severe thunderstorm include
Alexander.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1000 PM CDT/900 PM MDT/ for
northwestern North Dakota.

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

Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

&&

LAT...LON 4792 10405 4798 10396 4796 10391 4797 10387
      4799 10386 4801 10387 4801 10386 4800 10382
      4798 10382 4800 10380 4804 10380 4806 10378
      4771 10349 4755 10404
TIME...MOT...LOC 2150Z 242DEG 27KT 4770 10415 

HAIL...1.75IN
WIND...70MPH
 
$$

HARGROVE

2 follow-up statements

720 
WWUS53 KBIS 102213
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
513 PM CDT Thu Jun 10 2021

NDC053-102245-
/O.CON.KBIS.SV.W.0050.000000T0000Z-210610T2245Z/
McKenzie ND-
513 PM CDT Thu Jun 10 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM
CDT/445 PM MDT/ FOR NORTHWESTERN MCKENZIE COUNTY...

At 513 PM CDT/413 PM MDT/, a severe thunderstorm was located near
Sidney, moving northeast at 20 mph.

HAZARD...Golf ball size hail and 70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect 
         considerable tree damage. Wind damage is also likely to 
         mobile homes, roofs, and outbuildings.

Locations impacted include...
  Fairview and East Fairview.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1000 PM CDT/900 PM MDT/ for
northwestern North Dakota.

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

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

&&

LAT...LON 4792 10405 4798 10396 4796 10391 4797 10387
      4799 10386 4801 10387 4801 10386 4800 10382
      4798 10382 4800 10380 4804 10380 4806 10378
      4771 10349 4755 10404
TIME...MOT...LOC 2213Z 223DEG 19KT 4765 10417 

HAIL...1.75IN
WIND...70MPH
 
$$

HARGROVE

298 
WWUS53 KBIS 102225
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
525 PM CDT Thu Jun 10 2021

NDC053-102245-
/O.CON.KBIS.SV.W.0050.000000T0000Z-210610T2245Z/
McKenzie ND-
525 PM CDT Thu Jun 10 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM
CDT/445 PM MDT/ FOR NORTHWESTERN MCKENZIE COUNTY...

At 525 PM CDT/425 PM MDT/, a severe thunderstorm was located 5 miles
southeast of Sidney, moving northeast at 20 mph.

HAZARD...Golf ball size hail and 70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect 
         considerable tree damage. Wind damage is also likely to 
         mobile homes, roofs, and outbuildings.

Locations impacted include...
Fairview, Alexander, East Fairview, Sather Dam, Cartwright and
Charbonneau.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1000 PM CDT/900 PM MDT/ for
northwestern North Dakota.

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

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

&&

LAT...LON 4792 10405 4798 10396 4796 10391 4797 10387
      4799 10386 4801 10387 4801 10386 4800 10382
      4798 10382 4800 10380 4804 10380 4806 10378
      4771 10349 4755 10404
TIME...MOT...LOC 2225Z 245DEG 19KT 4765 10411 

HAIL...1.75IN
WIND...70MPH
 
$$

HARGROVE

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 10, 3:33 AM CDT	Heat Advisory	BIS	Dickey, Emmons, LaMoure, Logan, McIntosh	16 hr
Jun 10, 1:12 PM CDT	Wind Advisory	BIS	Billings, Divide, Golden Valley, McKenzie, Mountrail, Williams	5 hr
Jun 10, 5:45 PM CDT	Severe Thunderstorm Warning	BIS	McKenzie, Williams	60 min
Jun 10, 5:55 PM CDT	Tornado Warning	BIS	McKenzie	20 min
Jun 10, 6:06 PM CDT	Tornado Warning Tornado observed	BIS	McKenzie	24 min
Jun 10, 6:16 PM CDT	Tornado Warning	BIS	McKenzie	29 min
Jun 10, 6:30 PM CDT	Tornado Warning	BIS	McKenzie	30 min
Jun 10, 6:35 PM CDT	Tornado Warning Tornado observedConsiderable damage threat	BIS	McKenzie	25 min
Jun 10, 6:54 PM CDT	Tornado Warning	BIS	McKenzie	25 min

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.