Alert archive / Minnesota / Mesoscale Discussions in 2003
Mesoscale Discussion 1664
The Storm Prediction Center issued this mesoscale discussion at Jul 6, 2003, 10:31 PM CDT for 8 counties in Minnesota; Douglas County, Wisconsin. It was in force for 119 min.
The area
The outline as issued.
The facts
- Issued
- Jul 6, 2003, 10:31 PM CDT (03:31 UTC)
- Expired
- Jul 7, 2003, 12:30 AM CDT
- In force
- 119 min
- Issued by
- the Storm Prediction Center
Counties Aitkin County, MN, Carlton County, MN, Cook County, MN, Crow Wing County, MN, Kanabec County, MN, Morrison County, MN, Pine County, MN, Todd County, MN, Douglas County, WI
The radar
The Duluth radar (KDLH), 33 km from the middle of the area, began a volume at 03:32 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
International Fa, MN (KINL), launched 00:00Z, 3.5 hours before the alert went out and 201 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
- 1757 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- -184 m²/s²
- 0-3 km storm-relative helicity
- 34 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.2
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 |
|---|---|---|---|---|
| Jul 6, 7:45 PM CDT | Tornado Watch | SPC | Anoka, Benton, Big Stone, Brown, Carver, Chippewa and 30 more | 6 hr |
| Jul 6, 8:05 PM CDT | Tornado Watch | SPC | Aitkin, Carlton, Cass, Cook, Crow Wing, Itasca and 6 more | 6 hr |
| Jul 6, 11:06 PM CDT | Mesoscale Discussion | SPC | Anoka, Benton, Brown, Carver, Chippewa, Chisago and 28 more | 114 min |
| Jul 7, 1:25 AM CDT | Mesoscale Discussion | SPC | Carver, Dakota, Dodge, Fillmore, Freeborn, Goodhue and 14 more | 95 min |
| Jul 7, 2:40 AM CDT | Severe Thunderstorm Watch | SPC | Dodge, Fillmore, Goodhue, Houston, Mower, Olmsted and 4 more | 4 hr |
| Jul 7, 2:56 AM CDT | Mesoscale Discussion | SPC | Anoka, Benton, Carver, Chisago, Dakota, Hennepin and 9 more | 2 hr |
| Jul 7, 4:22 AM CDT | Mesoscale Discussion | SPC | Fillmore, Houston, Olmsted, Winona | 83 min |
| Jul 6, 8:46 PM CDT | Mesoscale Discussion | SPC | Kenosha, Milwaukee, Racine, Rock, Walworth, Waukesha | 59 min |
| Jul 7, 12:54 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Calumet, Columbia, Dane, Dodge and 21 more | 66 min |
| Jul 7, 2:35 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Calumet, Columbia, Crawford, Dane and 32 more | 115 min |
Nearby
Mesoscale Discussions in Minnesota, 2003Mesoscale Discussions in Wisconsin, 2003Every mesoscale discussion in 2003
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.