Alert archive / North Dakota / Mesoscale Discussions in 2018
Mesoscale Discussion 1019
The Storm Prediction Center issued this mesoscale discussion at Jul 8, 2018, 1:16 PM CDT for 10 counties in Minnesota; 13 counties in North Dakota; McPherson County, South Dakota. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Jul 8, 2018, 1:16 PM CDT (18:16 UTC)
- Expired
- Jul 8, 2018, 3:45 PM CDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 60%
All 24 counties
Becker County, MN, Beltrami County, MN, Clay County, MN, Clearwater County, MN, Hubbard County, MN, Mahnomen County, MN, Norman County, MN, Polk County, MN, Red Lake County, MN, Wilkin County, MN, Barnes County, ND, Cass County, ND, Dickey County, ND, Griggs County, ND, LaMoure County, ND, Logan County, ND, McIntosh County, ND, Ransom County, ND, Richland County, ND, Sargent County, ND, Steele County, ND, Stutsman County, ND, Traill County, ND, McPherson County, SD
The radar
The Fargo/Grand Forks radar (KMVX), 69 km from the middle of the area, began a volume at 18:20 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
Aberdeen, SD (KABR), launched 12:00Z, 6.3 hours before the alert went out and 238 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
- 1150 J/kg
- Mixed-layer CIN
- -332 J/kg
- Mixed-layer LCL
- 1241 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 223 m²/s²
- 0-3 km storm-relative helicity
- 232 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 |
|---|---|---|---|---|
| Jul 8, 2:35 AM CDT | Mesoscale Discussion | SPC | Beltrami, Clearwater, Kittson, Lake of the Woods, Marshall, Norman and 4 more | 85 min |
| Jul 8, 3:14 AM CDT | Severe Thunderstorm Watch | SPC | Beltrami, Clearwater, Kittson, Lake of the Woods, Marshall, Pennington and 3 more | 5 hr |
| Jul 8, 5:30 AM CDT | Mesoscale Discussion | SPC | Beltrami, Clearwater, Itasca, Kittson, Koochiching, Lake of the Woods and 5 more | 90 min |
| Jul 8, 6:59 AM CDT | Severe Thunderstorm Watch | SPC | Cook, Itasca, Koochiching, Lake, Saint Louis | 4 hr |
| Jul 8, 9:23 AM CDT | Mesoscale Discussion | SPC | Cook, Lake, Saint Louis | 97 min |
| Jul 8, 3:52 PM CDT | Severe Thunderstorm Watch | SPC | Aitkin, Becker, Big Stone, Carlton, Cass, Clay and 15 more | 7 hr |
| Jul 8, 5:46 PM CDT | Mesoscale Discussion | SPC | Aitkin, Becker, Benton, Big Stone, Carlton, Cass and 22 more | 119 min |
| Jul 7, 8:55 PM CDT | Mesoscale Discussion | SPC | Adams, Bowman, Burleigh, Emmons, Foster, Grant and 8 more | 65 min |
| Jul 7, 9:41 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Bowman, Burleigh, Dunn, Emmons, Foster and 14 more | 7 hr |
| Jul 7, 11:44 PM CDT | Mesoscale Discussion | SPC | Adams, Barnes, Burleigh, Eddy, Emmons, Foster and 12 more | 2 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.