Alert archive / Minnesota / Mesoscale Discussions in 2004
Mesoscale Discussion 2167
The Storm Prediction Center issued this mesoscale discussion at Sep 5, 2004, 4:42 PM CDT for 25 counties in Minnesota; Burnett County, Polk County, Wisconsin. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Sep 5, 2004, 4:42 PM CDT (21:42 UTC)
- Expired
- Sep 5, 2004, 6:45 PM CDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
All 27 counties
Aitkin County, MN, Anoka County, MN, Becker County, MN, Benton County, MN, Carlton County, MN, Cass County, MN, Chisago County, MN, Crow Wing County, MN, Douglas County, MN, Grant County, MN, Hubbard County, MN, Isanti County, MN, Itasca County, MN, Kanabec County, MN, Mille Lacs County, MN, Morrison County, MN, Otter Tail County, MN, Pine County, MN, Pope County, MN, Sherburne County, MN, Stearns County, MN, Stevens County, MN, Swift County, MN, Todd County, MN, Wadena County, MN, Burnett County, WI, Polk County, WI
The radar
The Minneapolis radar (KMPX), 156 km from the middle of the area, began a volume at 21:44 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
Minneapolis, MN (KMPX), launched 12:00Z, 9.7 hours before the alert went out and 155 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
- 246 J/kg
- Mixed-layer CIN
- -36 J/kg
- Mixed-layer LCL
- 698 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 282 m²/s²
- 0-3 km storm-relative helicity
- 329 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
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 |
|---|---|---|---|---|
| Sep 5, 2:34 PM CDT | Mesoscale Discussion | SPC | Anoka, Benton, Blue Earth, Brown, Carver, Cottonwood and 27 more | 56 min |
| Sep 5, 3:00 PM CDT | Tornado Watch | SPC | Blue Earth, Brown, Carver, Chippewa, Cottonwood, Dakota and 25 more | 6 hr |
| Sep 5, 5:39 PM CDT | Mesoscale Discussion | SPC | Blue Earth, Brown, Carver, Cottonwood, Dakota, Faribault and 23 more | 96 min |
| Sep 5, 6:30 PM CDT | Mesoscale Discussion | SPC | Fillmore, Goodhue, Houston, Olmsted, Wabasha, Winona | 2 hr |
Nearby
Mesoscale Discussions in Minnesota, 2004Mesoscale Discussions in Wisconsin, 2004Every mesoscale discussion in 2004
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.