Alert archive / Kansas / Mesoscale Discussions in 2014
Mesoscale Discussion 1346
The Storm Prediction Center issued this mesoscale discussion at Jul 12, 2014, 5:14 PM CDT for 22 counties in Kansas; Atchison County, Holt County, Missouri; 9 counties in Nebraska. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Jul 12, 2014, 5:14 PM CDT (22:14 UTC)
- Expired
- Jul 12, 2014, 7:15 PM CDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 20%
All 33 counties
Brown County, KS, Clay County, KS, Cloud County, KS, Ellis County, KS, Graham County, KS, Jackson County, KS, Jewell County, KS, Lincoln County, KS, Marshall County, KS, Mitchell County, KS, Nemaha County, KS, Ness County, KS, Osborne County, KS, Ottawa County, KS, Pottawatomie County, KS, Republic County, KS, Riley County, KS, Rooks County, KS, Russell County, KS, Smith County, KS, Trego County, KS, Washington County, KS, Atchison County, MO, Holt County, MO, Gage County, NE, Jefferson County, NE, Johnson County, NE, Nemaha County, NE, Nuckolls County, NE, Otoe County, NE, Pawnee County, NE, Richardson County, NE, Thayer County, NE
The radar
The Topeka radar (KTWX), 120 km from the middle of the area, began a volume at 22:17 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, 10.2 hours before the alert went out and 191 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
- 422 J/kg
- Mixed-layer CIN
- -122 J/kg
- Mixed-layer LCL
- 743 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 92 m²/s²
- 0-3 km storm-relative helicity
- 67 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 3.7
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 12, 3:48 PM CDT | Mesoscale Discussion | SPC | Atchison, Worth | 117 min |
| Jul 12, 4:58 PM CDT | Tornado Watch | SPC | Adair, Atchison, Clark, Gentry, Grundy, Harrison and 7 more | 6 hr |
Nearby
Mesoscale Discussions in Kansas, 2014Mesoscale Discussions in Nebraska, 2014Mesoscale Discussions in Missouri, 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.