Alert archive / Nebraska / Mesoscale Discussions in 2014
Mesoscale Discussion 1468
The Storm Prediction Center issued this mesoscale discussion at Jul 26, 2014, 12:40 PM CDT for 16 counties in Nebraska. It was in force for 65 min.
The area
The outline as issued.
The facts
- Issued
- Jul 26, 2014, 12:40 PM CDT (17:40 UTC)
- Expired
- Jul 26, 2014, 1:45 PM CDT
- In force
- 65 min
- Issued by
- the Storm Prediction Center
Counties Antelope County, NE, Burt County, NE, Cedar County, NE, Colfax County, NE, Cuming County, NE, Dakota County, NE, Dixon County, NE, Dodge County, NE, Douglas County, NE, Madison County, NE, Pierce County, NE, Platte County, NE, Stanton County, NE, Thurston County, NE, Washington County, NE, Wayne County, NE
The radar
The Omaha radar (KOAX), 121 km from the middle of the area, began a volume at 17:40 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
Omaha, NE (KOAX), launched 12:00Z, 5.7 hours before the alert went out and 121 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
- 1367 J/kg
- Mixed-layer CIN
- -442 J/kg
- Mixed-layer LCL
- 1152 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- -63 m²/s²
- 0-3 km storm-relative helicity
- 23 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 26, 9:44 AM CDT | Mesoscale Discussion | SPC | Burt, Cedar, Cuming, Dakota, Dixon, Knox and 4 more | 91 min |
| Jul 26, 10:15 AM CDT | Severe Thunderstorm Watch | SPC | Antelope, Boone, Burt, Butler, Cedar, Colfax and 13 more | 6 hr |
Nearby
Mesoscale Discussions in Nebraska, 2014Every mesoscale discussion in 2014
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.