Alert archive / Nebraska / Mesoscale Discussions in 2005
Mesoscale Discussion 2179
The Storm Prediction Center issued this mesoscale discussion at Sep 12, 2005, 5:31 PM CDT for Jewell County, Phillips County, Smith County, Kansas; 24 counties in Nebraska. It was in force for 59 min.
The area
The outline as issued.
The facts
- Issued
- Sep 12, 2005, 5:31 PM CDT (22:31 UTC)
- Expired
- Sep 12, 2005, 6:30 PM CDT
- In force
- 59 min
- Issued by
- the Storm Prediction Center
All 27 counties
Jewell County, KS, Phillips County, KS, Smith County, KS, Adams County, NE, Antelope County, NE, Boone County, NE, Buffalo County, NE, Clay County, NE, Franklin County, NE, Garfield County, NE, Greeley County, NE, Hall County, NE, Hamilton County, NE, Harlan County, NE, Holt County, NE, Howard County, NE, Kearney County, NE, Knox County, NE, Loup County, NE, Merrick County, NE, Nance County, NE, Nuckolls County, NE, Phelps County, NE, Sherman County, NE, Valley County, NE, Webster County, NE, Wheeler County, NE
The radar
The Grand Island radar (KUEX), 63 km from the middle of the area, began a volume at 22:34 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
N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 10.5 hours before the alert went out and 139 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
- 136 J/kg
- Mixed-layer CIN
- -421 J/kg
- Mixed-layer LCL
- 1172 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 148 m²/s²
- 0-3 km storm-relative helicity
- 189 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 |
|---|---|---|---|---|
| Sep 12, 5:20 PM CDT | Mesoscale Discussion | SPC | Clark, Comanche, Edwards, Ford, Hodgeman, Kiowa and 4 more | 115 min |
| Sep 12, 5:55 PM CDT | Severe Thunderstorm Watch | SPC | Jewell, Mitchell, Osborne, Smith | 4 hr |
| Sep 12, 3:40 PM CDT | Tornado Watch | SPC | Boyd | 4 hr |
| Sep 12, 5:25 PM CDT | Mesoscale Discussion | SPC | Dawes | 2 hr |
| Sep 12, 6:47 PM CDT | Mesoscale Discussion | SPC | Boyd | 88 min |
Nearby
Mesoscale Discussions in Nebraska, 2005Mesoscale Discussions in Kansas, 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.