Alert archive / North Dakota / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 18, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at Jun 7, 2021, 11:51 PM CDT for Logan County, McIntosh County, North Dakota. It was in force for 39 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 7, 2021, 11:51 PM CDT (04:51 UTC)
- Expired
- Jun 8, 2021, 12:30 AM CDT
- In force
- 39 min
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 60.0 mph
Counties Logan County, ND, McIntosh County, ND
The radar
The Bismarck radar (KBIS), 105 km from the middle of the area, began a volume at 04:54 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 7, 5:45 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 4.9 hours before the alert went out and 101 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
- 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
The text
As transmitted.
379
WUUS53 KBIS 080451
SVRBIS
NDC047-051-080530-
/O.NEW.KBIS.SV.W.0018.210608T0451Z-210608T0530Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Bismarck ND
1151 PM CDT Mon Jun 7 2021
The National Weather Service in Bismarck has issued a
* Severe Thunderstorm Warning for...
Southwestern Logan County in southeastern North Dakota...
Northwestern McIntosh County in southeastern North Dakota...
* Until 1230 AM CDT.
* At 1149 PM CDT, a severe thunderstorm was located near Wishek, or
15 miles southeast of Napoleon, moving east at 20 mph.
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.
* Locations impacted include...
Lehr.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4623 9976 4639 9978 4653 9927 4622 9921
TIME...MOT...LOC 0449Z 261DEG 17KT 4632 9958
HAIL...1.25IN
WIND...60MPH
$$
MJONES2 follow-up statements
940
WWUS53 KBIS 080508
SVSBIS
Severe Weather Statement
National Weather Service Bismarck ND
1208 AM CDT Tue Jun 8 2021
NDC047-051-080530-
/O.CON.KBIS.SV.W.0018.000000T0000Z-210608T0530Z/
Logan ND-McIntosh ND-
1208 AM CDT Tue Jun 8 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1230 AM CDT
FOR SOUTHWESTERN LOGAN AND NORTHWESTERN MCINTOSH COUNTIES...
At 1207 AM CDT, a severe thunderstorm was located 6 miles northwest
of Lehr, or 18 miles southeast of Napoleon, moving east at 20 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Wishek, Lehr, Burnstad and Beaver Lake State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4623 9976 4639 9978 4653 9927 4622 9921
TIME...MOT...LOC 0507Z 258DEG 17KT 4634 9945
HAIL...1.00IN
WIND...60MPH
$$
MJONES794
WWUS53 KBIS 080524
SVSBIS
Severe Weather Statement
National Weather Service Bismarck ND
1224 AM CDT Tue Jun 8 2021
NDC047-051-080534-
/O.EXP.KBIS.SV.W.0018.000000T0000Z-210608T0530Z/
Logan ND-McIntosh ND-
1224 AM CDT Tue Jun 8 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN LOGAN AND
NORTHWESTERN MCINTOSH COUNTIES WILL EXPIRE AT 1230 AM CDT...
The storm which prompted the warning has weakened below severe
limits. Therefore, the warning will be allowed to expire. However
small hail is still possible with this thunderstorm.
A Severe Thunderstorm Watch remains in effect until 200 AM CDT for
southeastern North Dakota.
LAT...LON 4623 9976 4639 9978 4653 9927 4622 9921
TIME...MOT...LOC 0524Z 261DEG 17KT 4635 9935
$$
MJONESThe office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 7:38 PM CDT | Severe Thunderstorm Warning | BIS | LaMoure, Stutsman | 67 min |
| Jun 7, 7:44 PM CDT | Special Weather Statement | BIS | Emmons | 31 min |
| Jun 7, 7:58 PM CDT | Tornado Warning | BIS | LaMoure, Stutsman | 32 min |
| Jun 7, 8:01 PM CDT | Severe Thunderstorm Warning | BIS | LaMoure, Logan, Stutsman | 44 min |
| Jun 7, 8:23 PM CDT | Severe Thunderstorm Warning | BIS | Logan, McIntosh | 52 min |
| Jun 7, 8:44 PM CDT | Severe Thunderstorm Warning | BIS | LaMoure, Logan, Stutsman | 61 min |
| Jun 7, 8:50 PM CDT | Tornado Warning | BIS | LaMoure, Stutsman | 25 min |
| Jun 7, 9:26 PM CDT | Severe Thunderstorm Warning | BIS | LaMoure | 64 min |
| Jun 7, 10:07 PM CDT | Special Weather Statement | BIS | Dickey | 38 min |
| Jun 7, 10:57 PM CDT | Special Weather Statement | BIS | Logan | 48 min |
| Jun 7, 11:36 PM CDT | Special Weather Statement | BIS | LaMoure | 39 min |
| Jun 7, 11:41 PM CDT | Severe Thunderstorm Warning | BIS | Dickey, LaMoure | 49 min |
| Jun 8, 12:26 AM CDT | Severe Thunderstorm Warning | BIS | LaMoure | 28 min |
| Jun 8, 1:44 AM CDT | Severe Thunderstorm Warning | BIS | LaMoure, Stutsman | 61 min |
| Jun 8, 1:53 AM CDT | Special Weather Statement | BIS | Stutsman | 37 min |
| Jun 8, 2:27 AM CDT | Special Weather Statement | BIS | Stutsman | 33 min |
| Jun 8, 2:44 AM CDT | Severe Thunderstorm Warning | BIS | LaMoure, Stutsman | 61 min |
| Jun 8, 2:56 AM CDT | Special Weather Statement | BIS | Stutsman | 34 min |
| Jun 8, 3:11 AM CDT | Severe Thunderstorm Warning | BIS | Stutsman | 28 min |
| Jun 8, 3:58 AM CDT | Areal Flood Advisory | BIS | LaMoure, Stutsman | 4 hr |
| Jun 8, 4:00 AM CDT | Severe Thunderstorm Warning | BIS | Stutsman | 60 min |
| Jun 8, 4:46 AM CDT | Severe Thunderstorm Warning | BIS | LaMoure | 59 min |
| Jun 8, 4:57 AM CDT | Severe Thunderstorm Warning | BIS | Stutsman | 63 min |
| Jun 8, 5:13 AM CDT | Areal Flood Advisory | BIS | Stutsman | 3 hr |
| Jun 8, 6:00 AM CDT | Severe Thunderstorm Warning | BIS | LaMoure, Stutsman | 60 min |
| Jun 8, 6:09 AM CDT | Severe Thunderstorm Warning | BIS | LaMoure | 66 min |
| Jun 8, 7:07 AM CDT | Severe Thunderstorm Warning | BIS | Stutsman | 38 min |
| Jun 8, 7:50 AM CDT | Severe Thunderstorm Warning | BIS | Stutsman | 55 min |
| Jun 8, 8:02 AM CDT | Severe Thunderstorm Warning | BIS | Kidder | 43 min |
| Jun 8, 8:15 AM CDT | Areal Flood Advisory | BIS | Kidder, Stutsman | 3 hr |
| Jun 8, 9:04 AM CDT | Severe Thunderstorm Warning | BIS | Kidder | 41 min |
| Jun 8, 10:06 AM CDT | Severe Thunderstorm Warning | BIS | Kidder | 39 min |
| Jun 8, 10:44 AM CDT | Severe Thunderstorm Warning | BIS | Emmons, Kidder, Logan | 46 min |
| Jun 8, 11:07 AM CDT | Flash Flood Warning | BIS | Kidder | 3 hr |
| Jun 8, 11:27 AM CDT | Severe Thunderstorm Warning | BIS | Emmons | 33 min |
| Jun 8, 11:44 AM CDT | Areal Flood Advisory | BIS | Kidder, LaMoure, Stutsman | 4 hr |
| Jun 8, 12:05 PM CDT | Special Weather Statement | BIS | Emmons | 55 min |
| Jun 8, 12:23 PM CDT | Severe Thunderstorm Warning | BIS | Burleigh, Emmons, Kidder | 52 min |
| Jun 8, 12:32 PM CDT | Flash Flood Warning | BIS | Burleigh, Emmons | 3 hr |
| Jun 8, 12:59 PM CDT | Severe Thunderstorm Warning | BIS | Sioux | 61 min |
| Jun 8, 1:39 PM CDT | Flash Flood Warning | BIS | Burleigh, Emmons, Kidder | 2 hr |
| Jun 8, 1:45 PM CDT | Severe Thunderstorm Warning | BIS | Grant, Morton, Sioux | 60 min |
| Jun 8, 2:00 PM CDT | Areal Flood Warning | BIS | Kidder | 2 hr |
| Jun 8, 2:43 PM CDT | Severe Thunderstorm Warning | BIS | Grant, Morton | 62 min |
| Jun 8, 3:34 PM CDT | Areal Flood Advisory | BIS | Grant, Morton, Sioux | 3 hr |
| Jun 8, 3:45 PM CDT | Severe Thunderstorm Warning | BIS | Grant, Morton | 60 min |
| Jun 8, 3:50 PM CDT | Flash Flood Warning | BIS | Grant, Morton | 3 hr |
| Jun 8, 3:57 PM CDT | Areal Flood Warning | BIS | Burleigh, Emmons, Kidder | 6 hr |
| Jun 8, 4:04 PM CDT | Areal Flood Advisory | BIS | LaMoure, Stutsman | 10 hr |
| Jun 8, 4:26 PM CDT | Special Weather Statement | BIS | Burleigh | 34 min |
| Jun 8, 4:41 PM CDT | Severe Thunderstorm Warning | BIS | Grant, Sioux | 49 min |
| Jun 8, 4:50 PM CDT | Special Weather Statement | BIS | Adams | 40 min |
| Jun 8, 5:28 PM CDT | Severe Thunderstorm Warning | BIS | Grant, Sioux | 32 min |
| Jun 8, 6:31 PM CDT | Areal Flood Advisory | BIS | Sioux | 10 hr |
| Jun 8, 6:32 PM CDT | 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.