Alert archive / North Dakota / Mesoscale Discussions in 2016
Mesoscale Discussion 1358
The Storm Prediction Center issued this mesoscale discussion at Jul 22, 2016, 1:17 PM MDT for 7 counties in Montana; 26 counties in North Dakota; 6 counties in South Dakota. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Jul 22, 2016, 1:17 PM MDT (19:17 UTC)
- Expired
- Jul 22, 2016, 3:45 PM MDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 80%
All 39 counties
Carter County, MT, Custer County, MT, Dawson County, MT, Fallon County, MT, Prairie County, MT, Richland County, MT, Wibaux County, MT, Adams County, ND, Billings County, ND, Bowman County, ND, Burleigh County, ND, Dunn County, ND, Eddy County, ND, Emmons County, ND, Foster County, ND, Golden Valley County, ND, Grant County, ND, Griggs County, ND, Hettinger County, ND, Kidder County, ND, Logan County, ND, McKenzie County, ND, McLean County, ND, Mercer County, ND, Morton County, ND, Nelson County, ND, Oliver County, ND, Sheridan County, ND, Sioux County, ND, Slope County, ND, Stark County, ND, Stutsman County, ND, Wells County, ND, Campbell County, SD, Corson County, SD, Dewey County, SD, Harding County, SD, Perkins County, SD, Ziebach County, SD
The radar
The Bismarck radar (KBIS), 102 km from the middle of the area, began a volume at 19:20 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
Bismarck Municip, ND (KBIS), launched 12:00Z, 7.3 hours before the alert went out and 106 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
- 1508 J/kg
- Mixed-layer CIN
- -139 J/kg
- Mixed-layer LCL
- 1038 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- 181 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
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 22, 2:19 PM MDT | Mesoscale Discussion | SPC | Blaine, Chouteau, Fergus, Golden Valley, Hill, Judith Basin and 9 more | 2 hr |
| Jul 22, 3:06 PM MDT | Severe Thunderstorm Watch | SPC | Carter, Custer, Daniels, Dawson, Fallon, McCone and 6 more | 9 hr |
| Jul 22, 11:28 AM MDT | Mesoscale Discussion | SPC | Dickey, McIntosh, Sargent | 2 hr |
| Jul 22, 5:35 PM MDT | Mesoscale Discussion | SPC | Adams, Emmons, Grant, Hettinger, Logan, McIntosh and 2 more | 55 min |
| Jul 22, 1:16 PM MDT | Severe Thunderstorm Watch | SPC | Aurora, Beadle, Brookings, Brown, Buffalo, Clark and 23 more | 8 hr |
| Jul 22, 1:45 PM MDT | Mesoscale Discussion | SPC | Custer, Fall River | 60 min |
| Jul 22, 2:41 PM MDT | Mesoscale Discussion | SPC | Beadle, Brookings, Buffalo, Clark, Codington, Day and 16 more | 94 min |
Nearby
Mesoscale Discussions in North Dakota, 2016Mesoscale Discussions in Montana, 2016Mesoscale Discussions in South Dakota, 2016Every mesoscale discussion in 2016
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.