Alert archive / Missouri / Mesoscale Discussions in 2015
Mesoscale Discussion 675
The Storm Prediction Center issued this mesoscale discussion at May 16, 2015, 8:31 PM CDT for 4 counties in Kansas; 21 counties in Missouri. It was in force for 89 min.
The area
The outline as issued.
The facts
- Issued
- May 16, 2015, 8:31 PM CDT (01:31 UTC)
- Expired
- May 16, 2015, 10:00 PM CDT
- In force
- 89 min
- Issued by
- the Storm Prediction Center
All 25 counties
Johnson County, KS, Linn County, KS, Miami County, KS, Wyandotte County, KS, Andrew County, MO, Bates County, MO, Buchanan County, MO, Caldwell County, MO, Carroll County, MO, Cass County, MO, Clay County, MO, Clinton County, MO, Daviess County, MO, DeKalb County, MO, Gentry County, MO, Grundy County, MO, Harrison County, MO, Henry County, MO, Jackson County, MO, Johnson County, MO, Lafayette County, MO, Livingston County, MO, Nodaway County, MO, Platte County, MO, Ray County, MO
The watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Topeka, KS (KFOE), launched 00:00Z, 1.5 hours before the alert went out and 150 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
- 158 J/kg
- Mixed-layer CIN
- -114 J/kg
- Mixed-layer LCL
- 843 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 202 m²/s²
- 0-3 km storm-relative helicity
- 260 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.1
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 |
|---|---|---|---|---|
| May 16, 9:24 PM CDT | Mesoscale Discussion | SPC | Allen, Butler, Chautauqua, Cowley, Elk, Greenwood and 5 more | 96 min |
| May 16, 10:21 PM CDT | Tornado Watch | SPC | Bourbon, Cherokee, Crawford | 5 hr |
| May 16, 10:27 PM CDT | Severe Thunderstorm Watch | SPC | Linn, Miami | 4 hr |
| May 17, 1:43 AM CDT | Mesoscale Discussion | SPC | Barry, Benton, Camden, Christian, Cole, Dallas and 20 more | 92 min |
| May 17, 2:06 AM CDT | Severe Thunderstorm Watch | SPC | Camden, Dallas, Dent, Douglas, Howell, Laclede and 10 more | 5 hr |
| May 17, 4:27 AM CDT | Mesoscale Discussion | SPC | Carter, Crawford, Dent, Howell, Iron, Oregon and 6 more | 93 min |
Nearby
Mesoscale Discussions in Missouri, 2015Mesoscale Discussions in Kansas, 2015Every mesoscale discussion in 2015
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.