Alert archive / North Dakota / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 39, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at Jun 8, 2021, 2:45 PM MDT for Grant County, Morton County, North Dakota. It was in force for 60 min. 1 report 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 8, 2021, 2:45 PM MDT (20:45 UTC)
- Expired
- Jun 8, 2021, 3:45 PM MDT
- In force
- 60 min
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Grant County, ND, Morton County, ND
The radar
The Bismarck radar (KBIS), 76 km from the middle of the area, began a volume at 20:46 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 8, 2:48 PM MDT | HAIL 1 | 6 S Saint Gertrude, ND | TIME ESTIMATED FROM RADAR. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 12:00Z, 8.8 hours before the alert went out and 78 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
- 534 J/kg
- Mixed-layer CIN
- -518 J/kg
- Mixed-layer LCL
- 1161 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 267 m²/s²
- 0-3 km storm-relative helicity
- 165 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -1.5
The text
As transmitted.
380
WUUS53 KBIS 082045
SVRBIS
NDC037-059-082145-
/O.NEW.KBIS.SV.W.0039.210608T2045Z-210608T2145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Bismarck ND
345 PM CDT Tue Jun 8 2021
The National Weather Service in Bismarck has issued a
* Severe Thunderstorm Warning for...
South central Morton County in south central North Dakota...
Grant County in south central North Dakota...
* Until 445 PM CDT/345 PM MDT/.
* At 344 PM CDT/244 PM MDT/, severe thunderstorms were located along
a line extending from 7 miles east of Carson to 7 miles southeast
of Flasher, and are nearly stationary.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* This severe thunderstorm will be near...
Elgin around 255 PM MDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4610 10194 4654 10201 4660 10177 4664 10134
4657 10113 4630 10102 4628 10102 4627 10110
4622 10112 4619 10119 4615 10119 4615 10121
4613 10130 4609 10132 4607 10135 4608 10140
4606 10141 4605 10146
TIME...MOT...LOC 2044Z 168DEG 18KT 4637 10184
HAIL...1.00IN
WIND...60MPH
$$
HARGROVE2 follow-up statements
372
WWUS53 KBIS 082102
SVSBIS
Severe Weather Statement
National Weather Service Bismarck ND
402 PM CDT Tue Jun 8 2021
NDC037-059-082145-
/O.CON.KBIS.SV.W.0039.000000T0000Z-210608T2145Z/
Morton ND-Grant ND-
402 PM CDT Tue Jun 8 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM
CDT/345 PM MDT/ FOR SOUTH CENTRAL MORTON AND GRANT COUNTIES...
At 400 PM CDT/300 PM MDT/, severe thunderstorms were located in an
area from around Raleigh to St. Gertrude and up to Elgin, and are
nearly stationary.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
This severe thunderstorm will remain over mainly rural areas of south
central Morton and Grant Counties, including the following
locations... Leith, Lark, Heil, St. Gertrude and Raleigh.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4610 10194 4654 10201 4660 10177 4652 10145
4649 10110 4630 10102 4628 10102 4627 10110
4622 10112 4619 10119 4615 10119 4615 10121
4613 10130 4609 10132 4607 10135 4608 10140
4606 10141 4605 10146
TIME...MOT...LOC 2100Z 162DEG 8KT 4625 10134
HAIL...1.00IN
WIND...60MPH
$$
HARGROVE789
WWUS53 KBIS 082135
SVSBIS
Severe Weather Statement
National Weather Service Bismarck ND
335 PM MDT Tue Jun 8 2021
NDC059-082144-
/O.CAN.KBIS.SV.W.0039.000000T0000Z-210608T2145Z/
Morton ND-
335 PM MDT Tue Jun 8 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL MORTON COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4610 10194 4623 10196 4632 10179 4637 10118
4631 10105 4629 10105 4628 10102 4627 10110
4622 10112 4619 10119 4615 10119 4613 10130
4609 10132 4609 10134 4607 10135 4608 10140
4606 10141 4605 10146
TIME...MOT...LOC 2134Z 316DEG 20KT 4616 10124
$$
NDC037-082145-
/O.CON.KBIS.SV.W.0039.000000T0000Z-210608T2145Z/
Grant ND-
335 PM MDT Tue Jun 8 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 PM MDT
FOR SOUTHERN GRANT COUNTY...
At 334 PM MDT, a severe thunderstorm was located 7 miles southwest
of Shields, or 17 miles northwest of Selfridge, nearly stationary.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Shields, Raleigh and St. Gertrude.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4610 10194 4623 10196 4632 10179 4637 10118
4631 10105 4629 10105 4628 10102 4627 10110
4622 10112 4619 10119 4615 10119 4613 10130
4609 10132 4609 10134 4607 10135 4608 10140
4606 10141 4605 10146
TIME...MOT...LOC 2134Z 316DEG 20KT 4616 10124
HAIL...1.00IN
WIND...60MPH
$$
HARGROVEThe office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 6:38 PM MDT | Severe Thunderstorm Warning | BIS | LaMoure, Stutsman | 67 min |
| Jun 7, 6:44 PM MDT | Special Weather Statement | BIS | Emmons | 31 min |
| Jun 7, 6:58 PM MDT | Tornado Warning | BIS | LaMoure, Stutsman | 32 min |
| Jun 7, 7:01 PM MDT | Severe Thunderstorm Warning | BIS | LaMoure, Logan, Stutsman | 44 min |
| Jun 7, 7:23 PM MDT | Severe Thunderstorm Warning | BIS | Logan, McIntosh | 52 min |
| Jun 7, 7:44 PM MDT | Severe Thunderstorm Warning | BIS | LaMoure, Logan, Stutsman | 61 min |
| Jun 7, 7:50 PM MDT | Tornado Warning | BIS | LaMoure, Stutsman | 25 min |
| Jun 7, 8:26 PM MDT | Severe Thunderstorm Warning | BIS | LaMoure | 64 min |
| Jun 7, 9:07 PM MDT | Special Weather Statement | BIS | Dickey | 38 min |
| Jun 7, 9:57 PM MDT | Special Weather Statement | BIS | Logan | 48 min |
| Jun 7, 10:36 PM MDT | Special Weather Statement | BIS | LaMoure | 39 min |
| Jun 7, 10:41 PM MDT | Severe Thunderstorm Warning | BIS | Dickey, LaMoure | 49 min |
| Jun 7, 10:51 PM MDT | Severe Thunderstorm Warning | BIS | Logan, McIntosh | 39 min |
| Jun 7, 11:26 PM MDT | Severe Thunderstorm Warning | BIS | LaMoure | 28 min |
| Jun 8, 12:44 AM MDT | Severe Thunderstorm Warning | BIS | LaMoure, Stutsman | 61 min |
| Jun 8, 12:53 AM MDT | Special Weather Statement | BIS | Stutsman | 37 min |
| Jun 8, 1:27 AM MDT | Special Weather Statement | BIS | Stutsman | 33 min |
| Jun 8, 1:44 AM MDT | Severe Thunderstorm Warning | BIS | LaMoure, Stutsman | 61 min |
| Jun 8, 1:56 AM MDT | Special Weather Statement | BIS | Stutsman | 34 min |
| Jun 8, 2:11 AM MDT | Severe Thunderstorm Warning | BIS | Stutsman | 28 min |
| Jun 8, 2:58 AM MDT | Areal Flood Advisory | BIS | LaMoure, Stutsman | 4 hr |
| Jun 8, 3:00 AM MDT | Severe Thunderstorm Warning | BIS | Stutsman | 60 min |
| Jun 8, 3:46 AM MDT | Severe Thunderstorm Warning | BIS | LaMoure | 59 min |
| Jun 8, 3:57 AM MDT | Severe Thunderstorm Warning | BIS | Stutsman | 63 min |
| Jun 8, 4:13 AM MDT | Areal Flood Advisory | BIS | Stutsman | 3 hr |
| Jun 8, 5:00 AM MDT | Severe Thunderstorm Warning | BIS | LaMoure, Stutsman | 60 min |
| Jun 8, 5:09 AM MDT | Severe Thunderstorm Warning | BIS | LaMoure | 66 min |
| Jun 8, 6:07 AM MDT | Severe Thunderstorm Warning | BIS | Stutsman | 38 min |
| Jun 8, 6:50 AM MDT | Severe Thunderstorm Warning | BIS | Stutsman | 55 min |
| Jun 8, 7:02 AM MDT | Severe Thunderstorm Warning | BIS | Kidder | 43 min |
| Jun 8, 7:15 AM MDT | Areal Flood Advisory | BIS | Kidder, Stutsman | 3 hr |
| Jun 8, 8:04 AM MDT | Severe Thunderstorm Warning | BIS | Kidder | 41 min |
| Jun 8, 9:06 AM MDT | Severe Thunderstorm Warning | BIS | Kidder | 39 min |
| Jun 8, 9:44 AM MDT | Severe Thunderstorm Warning | BIS | Emmons, Kidder, Logan | 46 min |
| Jun 8, 10:07 AM MDT | Flash Flood Warning | BIS | Kidder | 3 hr |
| Jun 8, 10:27 AM MDT | Severe Thunderstorm Warning | BIS | Emmons | 33 min |
| Jun 8, 10:44 AM MDT | Areal Flood Advisory | BIS | Kidder, LaMoure, Stutsman | 4 hr |
| Jun 8, 11:05 AM MDT | Special Weather Statement | BIS | Emmons | 55 min |
| Jun 8, 11:23 AM MDT | Severe Thunderstorm Warning | BIS | Burleigh, Emmons, Kidder | 52 min |
| Jun 8, 11:32 AM MDT | Flash Flood Warning | BIS | Burleigh, Emmons | 3 hr |
| Jun 8, 11:59 AM MDT | Severe Thunderstorm Warning | BIS | Sioux | 61 min |
| Jun 8, 12:39 PM MDT | Flash Flood Warning | BIS | Burleigh, Emmons, Kidder | 2 hr |
| Jun 8, 12:45 PM MDT | Severe Thunderstorm Warning | BIS | Grant, Morton, Sioux | 60 min |
| Jun 8, 1:00 PM MDT | Areal Flood Warning | BIS | Kidder | 2 hr |
| Jun 8, 1:43 PM MDT | Severe Thunderstorm Warning | BIS | Grant, Morton | 62 min |
| Jun 8, 2:34 PM MDT | Areal Flood Advisory | BIS | Grant, Morton, Sioux | 3 hr |
| Jun 8, 2:50 PM MDT | Flash Flood Warning | BIS | Grant, Morton | 3 hr |
| Jun 8, 2:57 PM MDT | Areal Flood Warning | BIS | Burleigh, Emmons, Kidder | 6 hr |
| Jun 8, 3:04 PM MDT | Areal Flood Advisory | BIS | LaMoure, Stutsman | 10 hr |
| Jun 8, 3:26 PM MDT | Special Weather Statement | BIS | Burleigh | 34 min |
| Jun 8, 3:41 PM MDT | Severe Thunderstorm Warning | BIS | Grant, Sioux | 49 min |
| Jun 8, 3:50 PM MDT | Special Weather Statement | BIS | Adams | 40 min |
| Jun 8, 4:28 PM MDT | Severe Thunderstorm Warning | BIS | Grant, Sioux | 32 min |
| Jun 8, 5:31 PM MDT | Areal Flood Advisory | BIS | Sioux | 10 hr |
| Jun 8, 5:32 PM MDT | Severe Thunderstorm Warning | BIS | Golden Valley, McKenzie | 58 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.