Alert archive / Missouri / Mesoscale Discussions in 2017
Mesoscale Discussion 260
The Storm Prediction Center issued this mesoscale discussion at Mar 6, 2017, 6:31 PM CST for 15 counties in Kansas; 38 counties in Missouri. It was in force for 119 min.
The area
The outline as issued.
The facts
- Issued
- Mar 6, 2017, 6:31 PM CST (00:31 UTC)
- Expired
- Mar 6, 2017, 8:30 PM CST
- In force
- 119 min
- Issued by
- the Storm Prediction Center
All 53 counties
Anderson County, KS, Atchison County, KS, Coffey County, KS, Doniphan County, KS, Douglas County, KS, Franklin County, KS, Jefferson County, KS, Johnson County, KS, Leavenworth County, KS, Linn County, KS, Lyon County, KS, Miami County, KS, Osage County, KS, Shawnee County, KS, Wyandotte County, KS, Adair County, MO, Andrew County, MO, Bates County, MO, Benton County, MO, Buchanan County, MO, Caldwell County, MO, Carroll County, MO, Cass County, MO, Chariton County, MO, Clay County, MO, Clinton County, MO, Cooper County, MO, Daviess County, MO, DeKalb County, MO, Gentry County, MO, Grundy County, MO, Harrison County, MO, Henry County, MO, Howard County, MO, Jackson County, MO, Johnson County, MO, Lafayette County, MO, Linn County, MO, Livingston County, MO, Macon County, MO, Mercer County, MO, Morgan County, MO, Nodaway County, MO, Pettis County, MO, Platte County, MO, Putnam County, MO, Randolph County, MO, Ray County, MO, Saline County, MO, Schuyler County, MO, St. Clair County, MO, Sullivan County, MO, Worth County, MO
The radar
The Pleasant Hill radar (KEAX), 27 km from the middle of the area, began a volume at 00:34 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
Topeka, KS (KFOE), launched 00:00Z, 0.5 hours before the alert went out and 100 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
- 707 J/kg
- Mixed-layer CIN
- -62 J/kg
- Mixed-layer LCL
- 1970 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 333 m²/s²
- 0-3 km storm-relative helicity
- 349 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 9.4
The text
As transmitted.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 6, 6:02 PM CST | Mesoscale Discussion | SPC | Allen, Bourbon, Chautauqua, Cherokee, Cowley, Crawford and 9 more | 58 min |
| Mar 6, 6:51 PM CST | Tornado Watch | SPC | Allen, Bourbon, Butler, Chautauqua, Cherokee, Cowley and 8 more | 8 hr |
| Mar 6, 7:19 PM CST | Mesoscale Discussion | SPC | Johnson, Miami, Wyandotte | 116 min |
| Mar 6, 8:10 PM CST | Mesoscale Discussion | SPC | Bollinger, Butler, Cape Girardeau, Carter, Dunklin, Howell and 10 more | 3 hr |
| Mar 6, 8:22 PM CST | Mesoscale Discussion | SPC | Audrain, Boone, Callaway, Clark, Cole, Crawford and 19 more | 2 hr |
| Mar 6, 8:52 PM CST | Tornado Watch | SPC | Audrain, Boone, Callaway, Clark, Cole, Crawford and 25 more | 6 hr |
| Mar 6, 9:16 PM CST | Mesoscale Discussion | SPC | Barry, McDonald | 119 min |
| Mar 6, 9:21 PM CST | Tornado Watch | SPC | Bollinger, Butler, Cape Girardeau, Carter, Dunklin, Perry and 3 more | 8 hr |
| Mar 6, 11:13 PM CST | Mesoscale Discussion | SPC | Bollinger, Butler, Cape Girardeau, Carter, Christian, Crawford and 38 more | 2 hr |
| Mar 7, 2:58 AM CST | Mesoscale Discussion | SPC | Butler, Cape Girardeau, Dunklin, Mississippi, New Madrid, Pemiscot and 2 more | 92 min |
| Mar 7, 3:37 AM CST | Severe Thunderstorm Watch | SPC | Pemiscot | 8 hr |
Nearby
Mesoscale Discussions in Missouri, 2017Mesoscale Discussions in Kansas, 2017Every mesoscale discussion in 2017
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.