Alert archive / North Dakota / Mesoscale Discussions in 2016
Mesoscale Discussion 1089
The Storm Prediction Center issued this mesoscale discussion at Jun 29, 2016, 12:13 PM MDT for Carter County, Fallon County, Montana; 16 counties in North Dakota; Corson County, Harding County, Perkins County, South Dakota. It was in force for 92 min.
The area
The outline as issued.
The facts
- Issued
- Jun 29, 2016, 12:13 PM MDT (18:13 UTC)
- Expired
- Jun 29, 2016, 1:45 PM MDT
- In force
- 92 min
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 20%
All 21 counties
Carter County, MT, Fallon County, MT, Adams County, ND, Billings County, ND, Bowman County, ND, Burleigh County, ND, Dunn County, ND, Emmons County, ND, Grant County, ND, Hettinger County, ND, Kidder County, ND, McLean County, ND, Mercer County, ND, Morton County, ND, Oliver County, ND, Sioux County, ND, Slope County, ND, Stark County, ND, Corson County, SD, Harding County, SD, Perkins County, SD
The radar
The Bismarck radar (KBIS), 126 km from the middle of the area, began a volume at 18:13 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, 6.2 hours before the alert went out and 131 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
- 3 J/kg
- Mixed-layer CIN
- -224 J/kg
- Mixed-layer LCL
- 1493 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- 34 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 |
|---|---|---|---|---|
| Jun 29, 12:47 PM MDT | Mesoscale Discussion | SPC | Big Horn, Carter, Golden Valley, Powder River, Treasure, Yellowstone | 88 min |
| Jun 29, 2:43 PM MDT | Severe Thunderstorm Watch | SPC | Bennett, Butte, Haakon, Harding, Jackson, Lawrence and 8 more | 5 hr |
| Jun 29, 4:15 PM MDT | Mesoscale Discussion | SPC | Butte, Dewey, Haakon, Jackson, Jones, Meade and 6 more | 2 hr |
| Jun 29, 4:36 PM MDT | Mesoscale Discussion | SPC | Clay, Davison, Hanson, Hutchinson, Lincoln, McCook and 4 more | 114 min |
Nearby
Mesoscale Discussions in North Dakota, 2016Mesoscale Discussions in South Dakota, 2016Mesoscale Discussions in Montana, 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.