Alert archive / North Dakota / Mesoscale Discussions in 2016
Mesoscale Discussion 1366
The Storm Prediction Center issued this mesoscale discussion at Jul 22, 2016, 8:38 PM MDT for 7 counties in Montana; 18 counties in North Dakota; Harding County, South Dakota. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Jul 22, 2016, 8:38 PM MDT (02:38 UTC)
- Expired
- Jul 22, 2016, 10:45 PM MDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
All 26 counties
Carter County, MT, Custer County, MT, Dawson County, MT, Fallon County, MT, Powder River County, MT, Prairie County, MT, Wibaux County, MT, Adams County, ND, Billings County, ND, Bowman County, ND, Burleigh County, ND, Dunn County, ND, Emmons County, ND, Golden Valley County, ND, Grant County, ND, Hettinger County, ND, McKenzie County, ND, McLean County, ND, Mercer County, ND, Morton County, ND, Oliver County, ND, Sheridan County, ND, Sioux County, ND, Slope County, ND, Stark County, ND, Harding County, SD
The radar
The Bismarck radar (KBIS), 210 km from the middle of the area, began a volume at 02:39 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 nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 2.6 hours before the alert went out and 214 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
- 2634 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 1350 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 20 m²/s²
- 0-3 km storm-relative helicity
- 199 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.2
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 23, 8:25 AM MDT | Mesoscale Discussion | SPC | Barnes, Cass, Dickey, Foster, Griggs, LaMoure and 8 more | 3 hr |
| Jul 23, 12:41 PM MDT | Mesoscale Discussion | SPC | Dickey, Ransom, Richland, Sargent | 3 hr |
| Jul 23, 2:54 PM MDT | Mesoscale Discussion | SPC | Barnes, Cass, Ransom, Richland, Sargent, Steele and 1 more | 3 hr |
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.