Alert archive / North Dakota / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 9, NWS Bismarck, ND

June 7, 2021McIntosh County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jun 7, 2021, 6:06 PM CDT for McIntosh County, North Dakota. It was in force for 54 min. 4 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 7, 2021, 6:06 PM CDT (23:06 UTC)
Expired
Jun 7, 2021, 7:00 PM CDT
In force
54 min
Issued by
NWS Bismarck, ND
Area
Storm-based polygon
Hail
2.0 in
Wind
60.0 mph

County McIntosh County, ND

The radar

The Bismarck radar (KBIS), 116 km from the middle of the area, began a volume at 23:05 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

TimeReportWhereRemark
Jun 7, 6:54 PM CDTHAIL 1.755 E Green Lake, NDREPORT FROM MPING: GOLF BALL (1.75 IN.).
Jun 7, 6:58 PM CDTHAIL 12 N Ashley, NDTIME ESTIMATED FROM RADAR.
Jun 7, 7:05 PM CDTHAIL 1.55 E Danzig, NDA FEW LARGER STONES OF 1.5 INCH MIXED IN. TIME ESTIMATED FROM RADAR.
Jun 7, 7:06 PM CDTTSTM WND DMG4 S Lehr, NDREPORT FROM MPING: 1-INCH TREE LIMBS BROKEN; SHINGLES BLOWN OFF.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 7, 5:45 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 12:00Z, 11.1 hours before the alert went out and 113 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 12:00Z on 2021-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2021-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 127 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2578 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
127 m²/s²
0-3 km storm-relative helicity
598 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted.

358 
WUUS53 KBIS 072306
SVRBIS
NDC051-080000-
/O.NEW.KBIS.SV.W.0009.210607T2306Z-210608T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Bismarck ND
606 PM CDT Mon Jun 7 2021

The National Weather Service in Bismarck has issued a

* Severe Thunderstorm Warning for...
  Central McIntosh County in southeastern North Dakota...

* Until 700 PM CDT.

* At 605 PM CDT, a severe thunderstorm was located over Greenway, or
  11 miles northwest of Eureka, moving northeast at 30 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.

* This severe thunderstorm will be near...
  Venturia around 625 PM CDT.

Other locations in the path of this severe thunderstorm include
Wishek and Lehr.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4628 9969 4628 9907 4594 9946 4594 9982
TIME...MOT...LOC 2305Z 210DEG 26KT 4591 9973 

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

EDWARDS
3 follow-up statements
035 
WWUS53 KBIS 072316
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
616 PM CDT Mon Jun 7 2021

NDC051-080000-
/O.CON.KBIS.SV.W.0009.000000T0000Z-210608T0000Z/
McIntosh ND-
616 PM CDT Mon Jun 7 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CDT
FOR CENTRAL MCINTOSH COUNTY...

At 615 PM CDT, a severe thunderstorm was located near Venturia, or 12
miles west of Ashley, moving northeast at 30 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.

This severe storm will be near...
  Venturia around 620 PM CDT.

Other locations in the path of this severe thunderstorm include
Wishek and Lehr.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4628 9969 4628 9907 4594 9946 4594 9982
TIME...MOT...LOC 2315Z 211DEG 26KT 4598 9963 

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

EDWARDS
107 
WWUS53 KBIS 072333
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
633 PM CDT Mon Jun 7 2021

NDC051-080000-
/O.CON.KBIS.SV.W.0009.000000T0000Z-210608T0000Z/
McIntosh ND-
633 PM CDT Mon Jun 7 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CDT
FOR CENTRAL MCINTOSH COUNTY...

At 633 PM CDT, a severe thunderstorm was located 6 miles north of
Venturia, or 8 miles northwest of Ashley, moving northeast at 30 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.

This severe storm will be near...
  Wishek around 655 PM CDT.
  Lehr around 700 PM CDT.

Other locations impacted by this severe thunderstorm include Danzig
and Green Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4628 9907 4594 9946 4594 9977 4628 9966
TIME...MOT...LOC 2333Z 210DEG 26KT 4609 9953 

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

EDWARDS
612 
WWUS53 KBIS 072348
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
648 PM CDT Mon Jun 7 2021

NDC051-080000-
/O.CON.KBIS.SV.W.0009.000000T0000Z-210608T0000Z/
McIntosh ND-
648 PM CDT Mon Jun 7 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CDT
FOR CENTRAL MCINTOSH COUNTY...

At 648 PM CDT, a severe thunderstorm was located 7 miles southwest of
Lehr, or 11 miles north of Ashley, moving northeast at 30 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.

This severe storm will be near...
  Lehr around 700 PM CDT.

Other locations impacted by this severe thunderstorm include Danzig
and Green Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4628 9907 4594 9946 4600 9963 4610 9967
      4628 9963
TIME...MOT...LOC 2348Z 212DEG 28KT 4619 9943 

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

EDWARDS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 7, 2:16 AM CDTSpecial Weather StatementBISSlope29 min
Jun 7, 2:48 AM CDTSpecial Weather StatementBISSlope27 min
Jun 7, 5:06 AM CDTSpecial Weather StatementBISMountrail24 min
Jun 7, 6:39 PM CDTSevere Thunderstorm WarningBISStutsman66 min
Jun 7, 6:58 PM CDTSevere Thunderstorm WarningBISLaMoure, Logan, McIntosh62 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.