Alert archive / North Dakota / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 67, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at Jun 10, 2021, 10:51 PM MDT for 6 counties in North Dakota. It was in force for 54 min. 18 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 10, 2021, 10:51 PM MDT (04:51 UTC)
- Expired
- Jun 10, 2021, 11:45 PM MDT
- In force
- 54 min
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Dunn County, ND, Grant County, ND, Hettinger County, ND, Mercer County, ND, Morton County, ND, Stark County, ND
The radar
The Bismarck radar (KBIS), 116 km from the middle of the area, began a volume at 04:53 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 10, 10:51 PM MDT | TSTM WND GST 60 | 2 Ese Taylor, ND | |
| Jun 10, 10:52 PM MDT | HAIL 1 | 4 S Richardton, ND | |
| Jun 10, 10:54 PM MDT | HAIL 1 | 6 S Richardton, ND | REPORT FROM MPING: QUARTER (1.00 IN.). |
| Jun 10, 10:55 PM MDT | TSTM WND GST 60 | 3 S Richardton, ND | REPORT VIA SPOTTERNETWORK. MEASURED WITH HANDHELD METER. |
| Jun 10, 10:57 PM MDT | TSTM WND DMG | 8 S Richardton, ND | REPORT FROM MPING: 3-INCH TREE LIMBS BROKEN; POWER POLES BROKEN. |
| Jun 10, 10:58 PM MDT | TSTM WND GST 65 | 7 S Richardton, ND | TREE DAMAGE. |
| Jun 10, 11:01 PM MDT | TSTM WND GST 75 | 5 S Richardton, ND | 75MPH GUST WITH HANDHELD METER, 7 S RICHARDTON ON ROUTE 8. |
| Jun 10, 11:05 PM MDT | TSTM WND DMG | Richardton, ND | POWER LINE DOWN IN RICHARDTON. TIME BASED ON RADAR. |
| Jun 10, 11:10 PM MDT | TSTM WND DMG | Taylor, ND | REPORT FROM MPING: 1-INCH TREE LIMBS BROKEN; SHINGLES BLOWN OFF. |
| Jun 10, 11:13 PM MDT | TSTM WND GST 75 | Richardton, ND | TREE DOWN IN RICHARDTON. MEASURED 74MPH GUST WITHIN THE LAST 10 MINUTES AND 75MPH GUST FURTHER SOUTH OF RICHARDTON. |
| Jun 10, 11:14 PM MDT | TSTM WND DMG | 1 Ne Hebron, ND | REPORT FROM MPING: 3-INCH TREE LIMBS BROKEN; POWER POLES BROKEN. |
| Jun 10, 11:15 PM MDT | TSTM WND DMG | 1 Ene Hebron, ND | TREE DAMAGE IN HEBRON. |
| Jun 10, 11:15 PM MDT | TSTM WND DMG | 1 W Glen Ullin, ND | SOME OUTBUILDINGS BLOWN APART. A ROOF OFF OF AN INDUSTRIAL BUILDING. PICTURES RELAYED VIA BROADCAST MEDIA. TIME ESTIMATED FROM RADAR. |
| Jun 10, 11:15 PM MDT | TSTM WND GST 60 | 1 W Glen Ullin, ND | GLEN ULLIN AIRPORT OBSERVATION. |
| Jun 10, 11:20 PM MDT | TSTM WND DMG | Glen Ullin, ND | 5 INCH TREE TRUNK BROKEN. PICTURE RELAYED VIA SOCIAL MEDIA. |
| Jun 10, 11:30 PM MDT | TSTM WND DMG | 11 N Hebron, ND | PICTURES SHOWING RV TIPPED OVER AND SHED/GARAGE SHIFTED OFF FOUNDATION. |
| Jun 10, 11:31 PM MDT | HAIL 1.25 | 11 N Glen Ullin, ND | REPORT FROM MPING: HALF DOLLAR (1.25 IN.). |
| Jun 10, 11:43 PM MDT | TSTM WND DMG | 12 Ne Hebron, ND | DEMOLISHED CHICKEN COUP. TIME ESTIMATED VIA RADAR. RELAYED VIA BROADCAST MEDIA. |
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 10, 8:54 PM MDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 4.9 hours before the alert went out and 121 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.
- Mixed-layer CAPE
- 1785 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 2484 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 75 m²/s²
- 0-3 km storm-relative helicity
- 210 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.8
The text
As transmitted.
336
WUUS53 KBIS 110451
SVRBIS
NDC025-037-041-057-059-089-110545-
/O.NEW.KBIS.SV.W.0067.210611T0451Z-210611T0545Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Bismarck ND
1151 PM CDT Thu Jun 10 2021
The National Weather Service in Bismarck has issued a
* Severe Thunderstorm Warning for...
Southeastern Dunn County in southwestern North Dakota...
Hettinger County in southwestern North Dakota...
Northwestern Morton County in south central North Dakota...
Eastern Stark County in southwestern North Dakota...
Southwestern Mercer County in south central North Dakota...
Northwestern Grant County in south central North Dakota...
* Until 1245 AM CDT/1145 PM MDT/.
* At 1150 PM CDT/1050 PM MDT/, a severe thunderstorm was located 7
miles north of Mott, moving northeast at 55 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...
Glen Ullin and Hebron.
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 4621 10250 4628 10250 4628 10258 4655 10264
4716 10240 4720 10185 4718 10176 4691 10176
4620 10216
TIME...MOT...LOC 0450Z 212DEG 47KT 4649 10232
HAIL...1.00IN
WIND...60MPH
$$
ANGLIN4 follow-up statements
853
WWUS53 KBIS 110459
SVSBIS
Severe Weather Statement
National Weather Service Bismarck ND
1159 PM CDT Thu Jun 10 2021
NDC025-037-041-057-059-089-110545-
/O.CON.KBIS.SV.W.0067.000000T0000Z-210611T0545Z/
Dunn ND-Hettinger ND-Morton ND-Stark ND-Mercer ND-Grant ND-
1159 PM CDT Thu Jun 10 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 AM
CDT/1145 PM MDT/ FOR SOUTHEASTERN DUNN...CENTRAL HETTINGER...
NORTHWESTERN MORTON...EASTERN STARK...SOUTHWESTERN MERCER AND
NORTHWESTERN GRANT COUNTIES...
At 1159 PM CDT/1059 PM MDT/, a severe thunderstorm was located 15
miles north of Mott, moving northeast at 55 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Trained weather spotters near Richardton have reported
wind gusts near 60 mph and hail the size of quarters.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Glen Ullin, Mott, Hebron, Richardton, Regent, Taylor, Marshall, Burt
and Lefor.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4627 10232 4628 10250 4628 10258 4655 10264
4716 10240 4720 10185 4718 10176 4691 10176
4631 10210
TIME...MOT...LOC 0459Z 212DEG 47KT 4659 10223
HAIL...1.00IN
WIND...60MPH
$$
ANGLIN464
WWUS53 KBIS 110509
SVSBIS
Severe Weather Statement
National Weather Service Bismarck ND
1209 AM CDT Fri Jun 11 2021
NDC025-037-041-057-059-089-110545-
/O.CON.KBIS.SV.W.0067.000000T0000Z-210611T0545Z/
Dunn ND-Hettinger ND-Morton ND-Stark ND-Mercer ND-Grant ND-
1209 AM CDT Fri Jun 11 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 AM
CDT/1145 PM MDT/ FOR SOUTHEASTERN DUNN...NORTHEASTERN HETTINGER...
NORTHWESTERN MORTON...EASTERN STARK...SOUTHWESTERN MERCER AND
NORTHWESTERN GRANT COUNTIES...
At 1208 AM CDT/1108 PM MDT/, a severe thunderstorm was located 14
miles south of Hebron, or 16 miles southwest of Glen Ullin, moving
northeast at 55 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Trained weather spotters near Richardton have reported wind
gusts near 75 mph and hail the size of quarters.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
Locations impacted include...
Glen Ullin, Hebron, Richardton, Taylor, Marshall and Lefor.
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 4641 10223 4642 10233 4642 10249 4655 10264
4716 10240 4720 10185 4718 10176 4691 10176
4643 10203
TIME...MOT...LOC 0508Z 212DEG 47KT 4669 10214
HAIL...1.00IN
WIND...70MPH
$$
ANGLIN699
WWUS53 KBIS 110526
SVSBIS
Severe Weather Statement
National Weather Service Bismarck ND
1226 AM CDT Fri Jun 11 2021
NDC041-110534-
/O.CAN.KBIS.SV.W.0067.000000T0000Z-210611T0545Z/
Hettinger ND-
1226 AM CDT Fri Jun 11 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN HETTINGER COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has weakened.
moved out of the warned area. Therefore, the warning has been
cancelled.
A Severe Thunderstorm Watch remains in effect until 300 AM CDT/200 AM
MDT/ for south central and southwestern North Dakota.
LAT...LON 4663 10206 4663 10261 4716 10240 4720 10185
4718 10176 4691 10176 4669 10191 4662 10205
TIME...MOT...LOC 0524Z 212DEG 47KT 4687 10197
$$
NDC025-037-057-059-089-110545-
/O.CON.KBIS.SV.W.0067.000000T0000Z-210611T0545Z/
Dunn ND-Morton ND-Stark ND-Mercer ND-Grant ND-
1226 AM CDT Fri Jun 11 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 AM
CDT/1145 PM MDT/ FOR SOUTHEASTERN DUNN...NORTHWESTERN MORTON...
EASTERN STARK...SOUTHWESTERN MERCER AND NORTHWESTERN GRANT
COUNTIES...
At 1224 AM CDT/1124 PM MDT/, a severe thunderstorm was located near
Hebron, or 7 miles northwest of Glen Ullin, moving northeast at 55
mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Trained weather spotters near Richardton have reported wind
gusts near 60 mph and hail the size of quarters. Strong
winds over 60 MPH were also observed at Glen Ullin.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
Locations impacted include...
Glen Ullin, Hebron, Richardton, Taylor, Marshall and Lefor.
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 4663 10206 4663 10261 4716 10240 4720 10185
4718 10176 4691 10176 4669 10191 4662 10205
TIME...MOT...LOC 0524Z 212DEG 47KT 4687 10197
HAIL...1.00IN
WIND...70MPH
$$
ANGLIN727
WWUS53 KBIS 110540
SVSBIS
Severe Weather Statement
National Weather Service Bismarck ND
1240 AM CDT Fri Jun 11 2021
NDC025-037-057-059-089-110550-
/O.EXP.KBIS.SV.W.0067.000000T0000Z-210611T0545Z/
Dunn ND-Morton ND-Stark ND-Mercer ND-Grant ND-
1240 AM CDT Fri Jun 11 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN DUNN...
NORTHWESTERN MORTON...EASTERN STARK...SOUTHWESTERN MERCER AND
NORTHWESTERN GRANT COUNTIES WILL EXPIRE AT 1245 AM CDT/1145 PM
MDT/...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire. However gusty
winds are still possible with this thunderstorm.
A Severe Thunderstorm Watch remains in effect until 300 AM CDT/200 AM
MDT/ for south central and southwestern North Dakota.
LAT...LON 4663 10206 4663 10261 4716 10240 4720 10185
4718 10176 4691 10176 4669 10191 4662 10205
TIME...MOT...LOC 0540Z 212DEG 47KT 4703 10182
$$
ANGLINThe office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 10, 6:10 PM MDT | Severe Thunderstorm Warning | BIS | McKenzie, Williams | 65 min |
| Jun 10, 6:17 PM MDT | Severe Thunderstorm Warning | BIS | Golden Valley, McKenzie | 58 min |
| Jun 10, 6:30 PM MDT | Areal Flood Advisory | BIS | McKenzie | 3 hr |
| Jun 10, 6:47 PM MDT | Severe Thunderstorm Warning | BIS | Burke, Divide, Williams | 43 min |
| Jun 10, 6:49 PM MDT | Tornado Warning | BIS | McKenzie | 26 min |
| Jun 10, 7:12 PM MDT | Tornado Warning | BIS | McKenzie | 33 min |
| Jun 10, 7:23 PM MDT | Severe Thunderstorm Warning | BIS | Burke, Divide, Mountrail, Williams | 52 min |
| Jun 10, 7:45 PM MDT | Severe Thunderstorm Warning | BIS | McKenzie, Williams | 45 min |
| Jun 10, 8:28 PM MDT | Severe Thunderstorm Warning | BIS | Divide, McKenzie, Williams | 62 min |
| Jun 10, 8:49 PM MDT | Tornado Warning | BIS | Williams | 26 min |
| Jun 10, 8:53 PM MDT | Severe Thunderstorm Warning | BIS | Burke, Mountrail | 52 min |
| Jun 10, 9:23 PM MDT | Severe Thunderstorm Warning | BIS | McKenzie, Williams | 52 min |
| Jun 10, 9:28 PM MDT | Flash Flood Warning | BIS | McKenzie, Williams | 4 hr |
| Jun 10, 9:29 PM MDT | Severe Thunderstorm Warning | BIS | Burke, Divide, Mountrail, Williams | 61 min |
| Jun 10, 9:35 PM MDT | Severe Thunderstorm Warning | BIS | Billings, Golden Valley, McKenzie, Williams | 40 min |
| Jun 10, 9:40 PM MDT | Special Weather Statement | BIS | Renville | 50 min |
| Jun 10, 9:57 PM MDT | Severe Thunderstorm Warning | BIS | Burke, Renville, Ward | 39 min |
| Jun 10, 10:01 PM MDT | Severe Thunderstorm Warning | BIS | Billings, Golden Valley, Slope | 59 min |
| Jun 10, 10:14 PM MDT | Severe Thunderstorm Warning | BIS | Divide, McKenzie, Williams | 46 min |
| Jun 10, 10:29 PM MDT | Severe Thunderstorm Warning | BIS | Burke, Divide, Mountrail, Williams | 61 min |
| Jun 10, 10:45 PM MDT | Severe Thunderstorm Warning | BIS | Burke, Divide, McKenzie, Mountrail, Williams | 45 min |
| Jun 10, 11:21 PM MDT | Severe Thunderstorm Warning | BIS | Grant, Morton, Sioux | 54 min |
| Jun 10, 11:30 PM MDT | Severe Thunderstorm Warning | BIS | Bottineau, Burke, McKenzie, McLean, Mountrail, Renville and 2 more | 60 min |
| Jun 10, 11:37 PM MDT | Severe Thunderstorm Warning | BIS | Dunn, Mercer, Morton, Oliver, Stark | 38 min |
| Jun 10, 11:55 PM MDT | Severe Thunderstorm Warning | BIS | Burleigh, Morton, Oliver | 35 min |
| Jun 11, 12:11 AM MDT | Severe Thunderstorm Warning | BIS | Emmons, Grant, Morton, Sioux | 34 min |
| Jun 11, 12:26 AM MDT | Severe Thunderstorm Warning | BIS | Bottineau, McHenry, McLean, Renville, Rolette, Sheridan and 1 more | 64 min |
| Jun 11, 12:27 AM MDT | Severe Thunderstorm Warning | BIS | Burleigh, McLean, Morton, Oliver, Sheridan | 33 min |
| Jun 11, 1:00 AM MDT | Severe Thunderstorm Warning | BIS | Burleigh, Emmons, Kidder | 45 min |
| Jun 11, 1:26 AM MDT | Severe Thunderstorm Warning | BIS | Bottineau, McHenry, Pierce, Renville, Rolette, Ward | 64 min |
| Jun 11, 1:33 AM MDT | Severe Thunderstorm Warning | BIS | Emmons, Kidder, Logan, Stutsman | 57 min |
| Jun 11, 2:31 AM MDT | Special Weather Statement | BIS | Dickey, Foster, LaMoure, Logan, McIntosh, Stutsman | 29 min |
| Jun 11, 2:43 AM MDT | Severe Thunderstorm Warning | BIS | Dickey, Foster, LaMoure, Logan, McIntosh, Stutsman | 47 min |
| Jun 11, 4:19 AM MDT | Wind Advisory | BIS | Adams, Billings, Bottineau, Bowman, Burke, Divide and 19 more | 16 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.