Alert archive / Minnesota / Mesoscale Discussions in 2003
Mesoscale Discussion 1897
The Storm Prediction Center issued this mesoscale discussion at Jul 19, 2003, 12:31 PM CDT for 14 counties in Minnesota; 11 counties in Wisconsin. It was in force for 89 min.
The area
The outline as issued.
The facts
- Issued
- Jul 19, 2003, 12:31 PM CDT (17:31 UTC)
- Expired
- Jul 19, 2003, 2:00 PM CDT
- In force
- 89 min
- Issued by
- the Storm Prediction Center
All 25 counties
Aitkin County, MN, Becker County, MN, Carlton County, MN, Cass County, MN, Chisago County, MN, Clearwater County, MN, Crow Wing County, MN, Hubbard County, MN, Isanti County, MN, Kanabec County, MN, Mille Lacs County, MN, Morrison County, MN, Pine County, MN, Wadena County, MN, Barron County, WI, Burnett County, WI, Chippewa County, WI, Douglas County, WI, Dunn County, WI, Polk County, WI, Price County, WI, Rusk County, WI, Saint Croix County, WI, Sawyer County, WI, Washburn County, WI
The radar
The Duluth radar (KDLH), 105 km from the middle of the area, began a volume at 17:34 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
Minneapolis, MN (KMPX), launched 12:00Z, 5.5 hours before the alert went out and 197 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
- 1684 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 111 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 19, 2:40 PM CDT | Severe Thunderstorm Watch | SPC | Aitkin, Anoka, Becker, Benton, Carlton, Carver and 24 more | 5 hr |
| Jul 19, 5:00 PM CDT | Mesoscale Discussion | SPC | Aitkin, Anoka, Becker, Beltrami, Benton, Carlton and 41 more | 90 min |
| Jul 19, 5:30 PM CDT | Severe Thunderstorm Watch | SPC | Beltrami, Clearwater, Itasca, Kittson, Koochiching, Lake of the Woods and 8 more | 6 hr |
| Jul 19, 6:50 PM CDT | Severe Thunderstorm Watch | SPC | Blue Earth, Brown, Douglas, Faribault, Freeborn, Grant and 12 more | 5 hr |
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.