Alert archive / North Dakota / Mesoscale Discussions in 2008
Mesoscale Discussion 1690
The Storm Prediction Center issued this mesoscale discussion at Jul 5, 2008, 3:34 PM CDT for 7 counties in Minnesota; 30 counties in North Dakota; 25 counties in South Dakota. It was in force for 116 min.
The area
The outline as issued.
The facts
- Issued
- Jul 5, 2008, 3:34 PM CDT (20:34 UTC)
- Expired
- Jul 5, 2008, 5:30 PM CDT
- In force
- 116 min
- Issued by
- the Storm Prediction Center
All 62 counties
Clay County, MN, Kittson County, MN, Marshall County, MN, Norman County, MN, Polk County, MN, Red Lake County, MN, Wilkin County, MN, Barnes County, ND, Benson County, ND, Burleigh County, ND, Cass County, ND, Cavalier County, ND, Dickey County, ND, Eddy County, ND, Emmons County, ND, Foster County, ND, Grand Forks County, ND, Griggs County, ND, Kidder County, ND, LaMoure County, ND, Logan County, ND, McIntosh County, ND, Nelson County, ND, Pembina County, ND, Pierce County, ND, Ramsey County, ND, Ransom County, ND, Richland County, ND, Rolette County, ND, Sargent County, ND, Sheridan County, ND, Steele County, ND, Stutsman County, ND, Towner County, ND, Traill County, ND, Walsh County, ND, Wells County, ND, Aurora County, SD, Beadle County, SD, Brown County, SD, Brule County, SD, Buffalo County, SD, Campbell County, SD, Clark County, SD, Day County, SD, Dewey County, SD, Edmunds County, SD, Faulk County, SD, Hand County, SD, Hughes County, SD, Hyde County, SD, Jerauld County, SD, Jones County, SD, Lyman County, SD, Marshall County, SD, McPherson County, SD, Potter County, SD, Roberts County, SD, Spink County, SD, Stanley County, SD, Sully County, SD, Walworth County, SD
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, 8.6 hours before the alert went out and 142 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
- 806 J/kg
- Mixed-layer CIN
- -572 J/kg
- Mixed-layer LCL
- 1265 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 67 m²/s²
- 0-3 km storm-relative helicity
- 102 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 |
|---|---|---|---|---|
| Jul 5, 5:08 PM CDT | Tornado Watch | SPC | Clay, Kittson, Marshall, Norman, Pennington, Polk and 3 more | 7 hr |
| Jul 5, 2:48 AM CDT | Mesoscale Discussion | SPC | Bon Homme | 117 min |
Nearby
Mesoscale Discussions in North Dakota, 2008Mesoscale Discussions in South Dakota, 2008Mesoscale Discussions in Minnesota, 2008Every mesoscale discussion in 2008
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.