Alert archive / North Dakota / Mesoscale Discussions in 2009
Mesoscale Discussion 37
The Storm Prediction Center issued this mesoscale discussion at Jan 13, 2009, 11:50 AM CST for Big Stone County, Stevens County, Traverse County, Minnesota; 26 counties in North Dakota; 19 counties in South Dakota. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Jan 13, 2009, 11:50 AM CST (17:50 UTC)
- Expired
- Jan 13, 2009, 5:45 PM CST
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 48 counties
Big Stone County, MN, Stevens County, MN, Traverse County, MN, Barnes County, ND, Benson County, ND, Bottineau County, ND, Burke County, ND, Burleigh County, ND, Dickey County, ND, Eddy County, ND, Emmons County, ND, Foster County, ND, Griggs County, ND, Kidder County, ND, LaMoure County, ND, Logan County, ND, McHenry County, ND, McIntosh County, ND, McLean County, ND, Oliver County, ND, Pierce County, ND, Ransom County, ND, Renville County, ND, Richland County, ND, Sargent County, ND, Sheridan County, ND, Stutsman County, ND, Ward County, ND, Wells County, ND, Beadle County, SD, Brown County, SD, Campbell County, SD, Clark County, SD, Codington County, SD, Day County, SD, Deuel County, SD, Edmunds County, SD, Faulk County, SD, Grant County, SD, Hamlin County, SD, Hand County, SD, Hyde County, SD, Marshall County, SD, McPherson County, SD, Potter County, SD, Roberts County, SD, Spink County, SD, Walworth County, SD
The radar
The Bismarck radar (KBIS), 91 km from the middle of the area, began a volume at 17:48 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
Aberdeen, SD (KABR), launched 12:00Z, 5.8 hours before the alert went out and 226 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 918 m above ground
- 0-6 km bulk shear
- 85 kt
- 0-1 km storm-relative helicity
- 139 m²/s²
- 0-3 km storm-relative helicity
- 315 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 12, 6:27 PM CST | Mesoscale Discussion | SPC | Faribault, Jackson, Martin, Nobles | 4 hr |
Nearby
Mesoscale Discussions in North Dakota, 2009Mesoscale Discussions in South Dakota, 2009Mesoscale Discussions in Minnesota, 2009Every mesoscale discussion in 2009
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.