Alert archive / North Dakota / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 6, NWS Bismarck, ND

June 5, 20214 counties in North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jun 5, 2021, 11:39 PM MDT for 4 counties in North Dakota. It was in force for 51 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 5, 2021, 11:39 PM MDT (05:39 UTC)
Expired
Jun 6, 2021, 12:30 AM MDT
In force
51 min
Issued by
NWS Bismarck, ND
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Dunn County, ND, Mercer County, ND, Morton County, ND, Stark County, ND

The radar

The Bismarck radar (KBIS), 119 km from the middle of the area, began a volume at 05:42 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.

IssuedProductOfficeLasted
Jun 5, 9:21 PM MDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 5.7 hours before the alert went out and 123 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 2021-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1639 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Bismarck Municip, ND at 00:00Z on 2021-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 11 square meters per square second.19395878Sfc1 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
1639 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
3032 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
11 m²/s²
0-3 km storm-relative helicity
118 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.1

Open this sounding in Storm Lab

The text

As transmitted.

076 
WUUS53 KBIS 060539
SVRBIS
NDC025-057-059-089-060630-
/O.NEW.KBIS.SV.W.0006.210606T0539Z-210606T0630Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Bismarck ND
1239 AM CDT Sun Jun 6 2021

The National Weather Service in Bismarck has issued a

* Severe Thunderstorm Warning for...
  Southeastern Dunn County in southwestern North Dakota...
  Northwestern Morton County in south central North Dakota...
  Northeastern Stark County in southwestern North Dakota...
  Southwestern Mercer County in south central North Dakota...

* Until 130 AM CDT/1230 AM MDT/.

* At 1238 AM CDT/1138 PM MDT/, severe thunderstorms were located
  along a line extending from 10 miles east of Manning to 8 miles
  south of Marshall to 4 miles south of Richardton, moving east at 50
  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.

* Severe thunderstorms will be near...
  Hebron and Halliday around 1255 AM CDT.

Other locations in the path of these severe thunderstorms include
Dodge and Golden Valley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4748 10221 4719 10185 4680 10185 4677 10239
      4697 10246 4720 10269
TIME...MOT...LOC 0538Z 251DEG 41KT 4720 10255 4702 10236 4682 10228 

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

HOLLAN
3 follow-up statements
598 
WWUS53 KBIS 060556
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
1256 AM CDT Sun Jun 6 2021

NDC025-057-059-089-060630-
/O.CON.KBIS.SV.W.0006.000000T0000Z-210606T0630Z/
Dunn ND-Morton ND-Stark ND-Mercer ND-
1256 AM CDT Sun Jun 6 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 130 AM
CDT/1230 AM MDT/ FOR SOUTHEASTERN DUNN...NORTHWESTERN MORTON...
NORTHEASTERN STARK AND SOUTHWESTERN MERCER COUNTIES...

At 1255 AM CDT/1155 PM MDT/, severe thunderstorms were located along
a line extending from 6 miles southwest of Dodge to 11 miles
southeast of Marshall to near Hebron, moving northeast at 50 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.

Locations impacted include...
Hebron, Halliday, Golden Valley, Dodge, and Marshall. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4748 10221 4719 10185 4680 10185 4678 10223
      4714 10239 4729 10253
TIME...MOT...LOC 0555Z 246DEG 41KT 4726 10231 4707 10212 4687 10209 

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

HOLLAN
049 
WWUS53 KBIS 060611
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
111 AM CDT Sun Jun 6 2021

NDC025-059-089-060620-
/O.CAN.KBIS.SV.W.0006.000000T0000Z-210606T0630Z/
Dunn ND-Morton ND-Stark ND-
111 AM CDT Sun Jun 6 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN DUNN...
NORTHWESTERN MORTON AND NORTHEASTERN STARK COUNTIES IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 400 AM CDT for
south central and southwestern North Dakota.

LAT...LON 4733 10214 4733 10221 4748 10220 4719 10185
      4698 10185 4698 10214
TIME...MOT...LOC 0610Z 240DEG 38KT 4737 10210 4717 10191 4697 10188 

$$

NDC057-060630-
/O.CON.KBIS.SV.W.0006.000000T0000Z-210606T0630Z/
Mercer ND-
111 AM CDT Sun Jun 6 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 130 AM CDT
FOR SOUTHWESTERN MERCER COUNTY...

At 110 AM CDT, severe thunderstorms were located along a line
extending from 5 miles north of Golden Valley to 7 miles south of Zap
to 9 miles northeast of Hebron, moving northeast at 45 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.

Locations impacted include...
Golden Valley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4733 10214 4733 10221 4748 10220 4719 10185
      4698 10185 4698 10214
TIME...MOT...LOC 0610Z 240DEG 38KT 4737 10210 4717 10191 4697 10188 

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

HOLLAN
463 
WWUS53 KBIS 060621
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
121 AM CDT Sun Jun 6 2021

NDC057-060631-
/O.EXP.KBIS.SV.W.0006.000000T0000Z-210606T0630Z/
Mercer ND-
121 AM CDT Sun Jun 6 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN MERCER COUNTY
WILL EXPIRE AT 130 AM CDT...
    
The storms which prompted the warning have weakened below severe
limits, and have exited the warned area. Therefore, the warning will
be allowed to expire.

A Severe Thunderstorm Watch remains in effect until 400 AM CDT for
south central and southwestern North Dakota.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Bismarck.

LAT...LON 4733 10214 4733 10221 4748 10220 4719 10185
      4698 10185 4698 10214
TIME...MOT...LOC 0621Z 251DEG 41KT 4740 10197 4720 10178 4700 10175 

$$

HOLLAN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 5, 8:25 PM MDTSpecial Weather StatementBISBillings, Bowman, Golden Valley, McKenzie, Slope, Williams50 min
Jun 5, 8:36 PM MDTSevere Thunderstorm WarningBISBowman, Golden Valley, Slope39 min
Jun 5, 9:16 PM MDTSpecial Weather StatementBISBillings, Bowman, Golden Valley, McKenzie, Slope, Williams44 min
Jun 5, 9:58 PM MDTSpecial Weather StatementBISBillings, Dunn, Mountrail, Stark47 min
Jun 5, 10:08 PM MDTSpecial Weather StatementBISSlope37 min
Jun 5, 10:11 PM MDTSevere Thunderstorm WarningBISBillings, Dunn, Stark37 min
Jun 5, 10:41 PM MDTSpecial Weather StatementBISBowman34 min
Jun 5, 10:45 PM MDTSpecial Weather StatementBISMcLean, Mercer, Morton, Oliver45 min
Jun 5, 10:50 PM MDTSpecial Weather StatementBISStark40 min
Jun 5, 10:59 PM MDTSevere Thunderstorm WarningBISDunn, Stark46 min
Jun 5, 11:10 PM MDTSpecial Weather StatementBISSlope35 min
Jun 5, 11:13 PM MDTSevere Thunderstorm WarningBISBurleigh, McLean, Mercer, Oliver62 min
Jun 5, 11:35 PM MDTSpecial Weather StatementBISSlope25 min
Jun 5, 11:43 PM MDTSevere Thunderstorm WarningBISBottineau, McHenry, Renville, Ward47 min
Jun 6, 12:01 AM MDTSpecial Weather StatementBISHettinger29 min
Jun 6, 12:27 AM MDTSpecial Weather StatementBISStark33 min
Jun 6, 12:35 AM MDTSpecial Weather StatementBISMcLean, Mercer, Sheridan40 min
Jun 6, 12:52 AM MDTSevere Thunderstorm WarningBISMcHenry, Pierce, Sheridan, Wells38 min
Jun 6, 1:02 AM MDTSpecial Weather StatementBISOliver28 min
Jun 6, 2:09 AM MDTRed Flag WarningBISBillings, Bottineau, Burke, Burleigh, Divide, Dunn and 19 more18 hr

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.