Alert archive / North Dakota / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 21, NWS Bismarck, ND

June 8, 2021LaMoure County, Stutsman County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jun 8, 2021, 2:44 AM CDT for LaMoure County, Stutsman County, North Dakota. It was in force for 61 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, 2:44 AM CDT (07:44 UTC)
Expired
Jun 8, 2021, 3:45 AM CDT
In force
61 min
Issued by
NWS Bismarck, ND
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

Counties LaMoure County, ND, Stutsman County, ND

The radar

The Aberdeen radar (KABR), 130 km from the middle of the area, began a volume at 07:46 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 nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 7.7 hours before the alert went out and 168 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-pSkew-T log-p diagram, Bismarck Municip, ND at 00:00Z on 2021-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1478 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Bismarck Municip, ND at 00:00Z on 2021-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1478 J/kg
Mixed-layer CIN
-69 J/kg
Mixed-layer LCL
2452 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
184 m²/s²
Significant tornado parameter
0.0
Supercell composite
5.5

Open this sounding in Storm Lab

The text

As transmitted.

971 
WUUS53 KBIS 080744
SVRBIS
NDC045-093-080845-
/O.NEW.KBIS.SV.W.0021.210608T0744Z-210608T0845Z/

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

The National Weather Service in Bismarck has issued a

* Severe Thunderstorm Warning for...
  Eastern LaMoure County in southeastern North Dakota...
  Southeastern Stutsman County in southeastern North Dakota...

* Until 345 AM CDT.

* At 244 AM CDT, a severe thunderstorm was located near Litchville,
  or 24 miles southwest of Valley City, moving east at 40 mph.

  HAZARD...Ping pong ball size hail and 60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           wind damage to roofs, siding, and trees.

* This severe thunderstorm will remain over mainly rural areas of
  eastern LaMoure and southeastern Stutsman Counties, including the
  following locations... Nortonville, Grand Rapids and Millarton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4636 9879 4664 9881 4680 9872 4687 9847
      4687 9844 4663 9844 4663 9804 4645 9803
TIME...MOT...LOC 0744Z 255DEG 36KT 4660 9821 

HAIL...1.50IN
WIND...60MPH
 
$$

ANGLIN
3 follow-up statements
705 
WWUS53 KBIS 080801
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
301 AM CDT Tue Jun 8 2021

NDC045-093-080845-
/O.CON.KBIS.SV.W.0021.000000T0000Z-210608T0845Z/
LaMoure ND-Stutsman ND-
301 AM CDT Tue Jun 8 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 AM CDT
FOR NORTHEASTERN LAMOURE AND SOUTHEASTERN STUTSMAN COUNTIES...

At 301 AM CDT, a severe thunderstorm was located 10 miles east of
Litchville, or 19 miles south of Valley City, moving east at 40 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

Locations impacted include...
Marion, Ypsilanti, Adrian, Montpelier, Dickey, Grand Rapids,
Nortonville and Millarton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4642 9875 4664 9881 4680 9872 4687 9847
      4687 9844 4663 9844 4663 9804 4645 9803
TIME...MOT...LOC 0801Z 255DEG 36KT 4664 9797 

HAIL...1.50IN
WIND...60MPH
 
$$

ANGLIN
230 
WWUS53 KBIS 080820
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
320 AM CDT Tue Jun 8 2021

NDC045-093-080845-
/O.CON.KBIS.SV.W.0021.000000T0000Z-210608T0845Z/
LaMoure ND-Stutsman ND-
320 AM CDT Tue Jun 8 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 AM CDT
FOR NORTHEASTERN LAMOURE AND SOUTHEASTERN STUTSMAN COUNTIES...

At 319 AM CDT, a severe thunderstorm was located 6 miles northwest of
Enderlin, or 21 miles southeast of Valley City, moving east at 40
mph.

HAZARD...Two inch hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

Locations impacted include...
Marion, Ypsilanti, Adrian, Montpelier, Dickey, Nortonville and
Millarton.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4647 9875 4664 9881 4674 9868 4687 9847
      4687 9844 4663 9844 4663 9804 4645 9803
TIME...MOT...LOC 0819Z 255DEG 36KT 4669 9771 

HAIL...2.00IN
WIND...60MPH
 
$$

ANGLIN
040 
WWUS53 KBIS 080844
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
344 AM CDT Tue Jun 8 2021

NDC045-093-080853-
/O.EXP.KBIS.SV.W.0021.000000T0000Z-210608T0845Z/
LaMoure ND-Stutsman ND-
344 AM CDT Tue Jun 8 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN LAMOURE AND
SOUTHEASTERN STUTSMAN COUNTIES WILL EXPIRE AT 345 AM CDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However hail and 
gusty winds are still possible with this thunderstorm.

LAT...LON 4647 9875 4664 9881 4674 9868 4687 9847
      4687 9844 4663 9844 4663 9804 4645 9803
TIME...MOT...LOC 0843Z 255DEG 36KT 4675 9737 

$$

ANGLIN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 7, 7:38 PM CDTSevere Thunderstorm WarningBISLaMoure, Stutsman67 min
Jun 7, 7:44 PM CDTSpecial Weather StatementBISEmmons31 min
Jun 7, 7:58 PM CDTTornado WarningBISLaMoure, Stutsman32 min
Jun 7, 8:01 PM CDTSevere Thunderstorm WarningBISLaMoure, Logan, Stutsman44 min
Jun 7, 8:23 PM CDTSevere Thunderstorm WarningBISLogan, McIntosh52 min
Jun 7, 8:44 PM CDTSevere Thunderstorm WarningBISLaMoure, Logan, Stutsman61 min
Jun 7, 8:50 PM CDTTornado WarningBISLaMoure, Stutsman25 min
Jun 7, 9:26 PM CDTSevere Thunderstorm WarningBISLaMoure64 min
Jun 7, 10:07 PM CDTSpecial Weather StatementBISDickey38 min
Jun 7, 10:57 PM CDTSpecial Weather StatementBISLogan48 min
Jun 7, 11:36 PM CDTSpecial Weather StatementBISLaMoure39 min
Jun 7, 11:41 PM CDTSevere Thunderstorm WarningBISDickey, LaMoure49 min
Jun 7, 11:51 PM CDTSevere Thunderstorm WarningBISLogan, McIntosh39 min
Jun 8, 12:26 AM CDTSevere Thunderstorm WarningBISLaMoure28 min
Jun 8, 1:44 AM CDTSevere Thunderstorm WarningBISLaMoure, Stutsman61 min
Jun 8, 1:53 AM CDTSpecial Weather StatementBISStutsman37 min
Jun 8, 2:27 AM CDTSpecial Weather StatementBISStutsman33 min
Jun 8, 2:56 AM CDTSpecial Weather StatementBISStutsman34 min
Jun 8, 3:11 AM CDTSevere Thunderstorm WarningBISStutsman28 min
Jun 8, 3:58 AM CDTAreal Flood AdvisoryBISLaMoure, Stutsman4 hr
Jun 8, 4:00 AM CDTSevere Thunderstorm WarningBISStutsman60 min
Jun 8, 4:46 AM CDTSevere Thunderstorm WarningBISLaMoure59 min
Jun 8, 4:57 AM CDTSevere Thunderstorm WarningBISStutsman63 min
Jun 8, 5:13 AM CDTAreal Flood AdvisoryBISStutsman3 hr
Jun 8, 6:00 AM CDTSevere Thunderstorm WarningBISLaMoure, Stutsman60 min
Jun 8, 6:09 AM CDTSevere Thunderstorm WarningBISLaMoure66 min
Jun 8, 7:07 AM CDTSevere Thunderstorm WarningBISStutsman38 min
Jun 8, 7:50 AM CDTSevere Thunderstorm WarningBISStutsman55 min
Jun 8, 8:02 AM CDTSevere Thunderstorm WarningBISKidder43 min
Jun 8, 8:15 AM CDTAreal Flood AdvisoryBISKidder, Stutsman3 hr
Jun 8, 9:04 AM CDTSevere Thunderstorm WarningBISKidder41 min
Jun 8, 10:06 AM CDTSevere Thunderstorm WarningBISKidder39 min
Jun 8, 10:44 AM CDTSevere Thunderstorm WarningBISEmmons, Kidder, Logan46 min
Jun 8, 11:07 AM CDTFlash Flood WarningBISKidder3 hr
Jun 8, 11:27 AM CDTSevere Thunderstorm WarningBISEmmons33 min
Jun 8, 11:44 AM CDTAreal Flood AdvisoryBISKidder, LaMoure, Stutsman4 hr
Jun 8, 12:05 PM CDTSpecial Weather StatementBISEmmons55 min
Jun 8, 12:23 PM CDTSevere Thunderstorm WarningBISBurleigh, Emmons, Kidder52 min
Jun 8, 12:32 PM CDTFlash Flood WarningBISBurleigh, Emmons3 hr
Jun 8, 12:59 PM CDTSevere Thunderstorm WarningBISSioux61 min
Jun 8, 1:39 PM CDTFlash Flood Warning Considerable damage threatBISBurleigh, Emmons, Kidder2 hr
Jun 8, 1:45 PM CDTSevere Thunderstorm WarningBISGrant, Morton, Sioux60 min
Jun 8, 2:00 PM CDTAreal Flood WarningBISKidder2 hr
Jun 8, 2:43 PM CDTSevere Thunderstorm WarningBISGrant, Morton62 min
Jun 8, 3:34 PM CDTAreal Flood AdvisoryBISGrant, Morton, Sioux3 hr
Jun 8, 3:45 PM CDTSevere Thunderstorm WarningBISGrant, Morton60 min
Jun 8, 3:50 PM CDTFlash Flood WarningBISGrant, Morton3 hr
Jun 8, 3:57 PM CDTAreal Flood WarningBISBurleigh, Emmons, Kidder6 hr
Jun 8, 4:04 PM CDTAreal Flood AdvisoryBISLaMoure, Stutsman10 hr
Jun 8, 4:26 PM CDTSpecial Weather StatementBISBurleigh34 min
Jun 8, 4:41 PM CDTSevere Thunderstorm WarningBISGrant, Sioux49 min
Jun 8, 4:50 PM CDTSpecial Weather StatementBISAdams40 min
Jun 8, 5:28 PM CDTSevere Thunderstorm WarningBISGrant, Sioux32 min
Jun 8, 6:31 PM CDTAreal Flood AdvisoryBISSioux10 hr
Jun 8, 6:32 PM CDTSevere Thunderstorm WarningBISGolden Valley, McKenzie58 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 2021Every 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.