Alert archive / North Dakota / Mesoscale Discussions in 2018
Mesoscale Discussion 936
The Storm Prediction Center issued this mesoscale discussion at Jun 29, 2018, 2:02 AM CDT for 4 states. It was in force for 118 min.
The area
The outline as issued.
The facts
- Issued
- Jun 29, 2018, 2:02 AM CDT (07:02 UTC)
- Expired
- Jun 29, 2018, 4:00 AM CDT
- In force
- 118 min
- Issued by
- the Storm Prediction Center
All 77 counties
Aitkin County, MN, Becker County, MN, Beltrami County, MN, Carlton County, MN, Cass County, MN, Clay County, MN, Clearwater County, MN, Crow Wing County, MN, Douglas County, MN, Grant County, MN, Hubbard County, MN, Itasca County, MN, Kanabec County, MN, Kittson County, MN, Koochiching County, MN, Lake County, MN, Lake of the Woods County, MN, Mahnomen County, MN, Marshall County, MN, Mille Lacs County, MN, Morrison County, MN, Norman County, MN, Otter Tail County, MN, Pennington County, MN, Pine County, MN, Polk County, MN, Red Lake County, MN, Roseau County, MN, Saint Louis County, MN, Todd County, MN, Wadena County, MN, Wilkin County, MN, Adams County, ND, Barnes County, ND, Benson County, ND, Bowman County, ND, Burleigh County, ND, Cass County, ND, Cavalier County, ND, Dickey County, ND, Eddy County, ND, Emmons County, ND, Foster County, ND, Grand Forks County, ND, Grant County, ND, Griggs County, ND, Hettinger County, ND, Kidder County, ND, LaMoure County, ND, Logan County, ND, McHenry County, ND, McIntosh County, ND, Mercer County, ND, Morton County, ND, Nelson County, ND, Oliver County, ND, Pembina County, ND, Pierce County, ND, Ramsey County, ND, Ransom County, ND, Richland County, ND, Rolette County, ND, Sargent County, ND, Sheridan County, ND, Sioux County, ND, Slope County, ND, Stark County, ND, Steele County, ND, Stutsman County, ND, Towner County, ND, Traill County, ND, Walsh County, ND, Wells County, ND, Campbell County, SD, Corson County, SD, McPherson County, SD, Douglas County, WI
The radar
The Fargo/Grand Forks radar (KMVX), 73 km from the middle of the area, began a volume at 07:04 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 watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
International Fa, MN (KINL), launched 00:00Z, 7.0 hours before the alert went out and 259 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
- 968 J/kg
- Mixed-layer CIN
- -39 J/kg
- Mixed-layer LCL
- 1276 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- 60 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.5
The text
As transmitted.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 28, 10:21 PM CDT | Mesoscale Discussion | SPC | Becker, Clay, Clearwater, Mahnomen, Marshall, Norman and 4 more | 84 min |
| Jun 28, 10:54 PM CDT | Severe Thunderstorm Watch | SPC | Becker, Beltrami, Clay, Clearwater, Hubbard, Kittson and 11 more | 9 hr |
| Jun 29, 4:14 AM CDT | Mesoscale Discussion | SPC | Aitkin, Becker, Beltrami, Benton, Carlton, Cass and 28 more | 2 hr |
| Jun 29, 4:41 AM CDT | Severe Thunderstorm Watch | SPC | Aitkin, Carlton, Cass, Cook, Crow Wing, Douglas and 9 more | 5 hr |
| Jun 29, 6:41 AM CDT | Mesoscale Discussion | SPC | Aitkin, Carlton, Cass, Cook, Crow Wing, Itasca and 7 more | 2 hr |
| Jun 28, 9:06 PM CDT | Mesoscale Discussion | SPC | Adams, Barnes, Benson, Billings, Bowman, Burleigh and 33 more | 84 min |
| Jun 29, 5:57 PM CDT | Mesoscale Discussion | SPC | Emmons, Sioux | 63 min |
| Jun 29, 2:06 PM CDT | Severe Thunderstorm Watch | SPC | Butte, Custer, Fall River, Harding, Lawrence, Meade and 3 more | 9 hr |
| Jun 29, 3:29 PM CDT | Mesoscale Discussion | SPC | Butte, Custer, Fall River, Harding, Lawrence, Meade and 4 more | 91 min |
| Jun 29, 6:19 PM CDT | Severe Thunderstorm Watch | SPC | Bennett, Buffalo, Campbell, Corson, Dewey, Edmunds and 18 more | 8 hr |
Nearby
Mesoscale Discussions in North Dakota, 2018Mesoscale Discussions in Minnesota, 2018Mesoscale Discussions in South Dakota, 2018Every mesoscale discussion in 2018
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.