Alert archive / Minnesota / Mesoscale Discussions in 2005
Mesoscale Discussion 1923
The Storm Prediction Center issued this mesoscale discussion at Aug 3, 2005, 1:58 AM CDT for 18 counties in Minnesota; Richland County, Sargent County, North Dakota; 5 counties in South Dakota. It was in force for 92 min.
The area
The outline as issued.
The facts
- Issued
- Aug 3, 2005, 1:58 AM CDT (06:58 UTC)
- Expired
- Aug 3, 2005, 3:30 AM CDT
- In force
- 92 min
- Issued by
- the Storm Prediction Center
All 25 counties
Aitkin County, MN, Becker County, MN, Big Stone County, MN, Cass County, MN, Crow Wing County, MN, Douglas County, MN, Grant County, MN, Hubbard County, MN, Mille Lacs County, MN, Morrison County, MN, Otter Tail County, MN, Pope County, MN, Stevens County, MN, Swift County, MN, Todd County, MN, Traverse County, MN, Wadena County, MN, Wilkin County, MN, Richland County, ND, Sargent County, ND, Codington County, SD, Day County, SD, Grant County, SD, Marshall County, SD, Roberts County, SD
The radar
The Fargo/Grand Forks radar (KMVX), 198 km from the middle of the area, began a volume at 07:01 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 00:00Z, 7.0 hours before the alert went out and 216 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
- 2501 J/kg
- Mixed-layer CIN
- -126 J/kg
- Mixed-layer LCL
- 1470 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 56 m²/s²
- 0-3 km storm-relative helicity
- 144 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 4.1
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 |
|---|---|---|---|---|
| Aug 3, 1:29 PM CDT | Mesoscale Discussion | SPC | Cook, Itasca, Lake, Saint Louis | 2 hr |
| Aug 3, 3:16 PM CDT | Mesoscale Discussion | SPC | Houston | 89 min |
| Aug 3, 5:45 PM CDT | Mesoscale Discussion | SPC | Lincoln, Pipestone | 90 min |
| Aug 2, 7:30 PM CDT | Severe Thunderstorm Watch | SPC | Benson, Cavalier, Eddy, Foster, Grand Forks, Griggs and 10 more | 4 hr |
| Aug 2, 11:30 PM CDT | Mesoscale Discussion | SPC | Traill | 60 min |
| Aug 3, 12:54 PM CDT | Mesoscale Discussion | SPC | Aurora, Beadle, Brown, Brule, Buffalo, Campbell and 26 more | 3 hr |
| Aug 3, 3:05 PM CDT | Severe Thunderstorm Watch | SPC | Aurora, Beadle, Brookings, Brown, Brule, Buffalo and 33 more | 7 hr |
Nearby
Mesoscale Discussions in Minnesota, 2005Mesoscale Discussions in South Dakota, 2005Mesoscale Discussions in North Dakota, 2005Every mesoscale discussion in 2005
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.