Alert archive / Kansas / Mesoscale Discussions in 2008
Mesoscale Discussion 2252
The Storm Prediction Center issued this mesoscale discussion at Sep 12, 2008, 3:56 PM CDT for 13 counties in Kansas; 11 counties in Missouri. It was in force for 94 min.
The area
The outline as issued.
The facts
- Issued
- Sep 12, 2008, 3:56 PM CDT (20:56 UTC)
- Expired
- Sep 12, 2008, 5:30 PM CDT
- In force
- 94 min
- Issued by
- the Storm Prediction Center
All 24 counties
Allen County, KS, Anderson County, KS, Bourbon County, KS, Coffey County, KS, Douglas County, KS, Franklin County, KS, Johnson County, KS, Leavenworth County, KS, Linn County, KS, Miami County, KS, Osage County, KS, Woodson County, KS, Wyandotte County, KS, Bates County, MO, Benton County, MO, Cass County, MO, Clay County, MO, Henry County, MO, Jackson County, MO, Johnson County, MO, Lafayette County, MO, Pettis County, MO, Ray County, MO, Saline County, MO
The radar
The Pleasant Hill radar (KEAX), 50 km from the middle of the area, began a volume at 20:58 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 (KTOP), launched 12:00Z, 8.9 hours before the alert went out and 101 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 595 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 76 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, 1:41 AM CDT | Mesoscale Discussion | SPC | Butler, Cowley, Harper, Sedgwick, Sumner | 2 hr |
| Sep 12, 4:28 PM CDT | Tornado Watch | SPC | Anderson, Coffey, Douglas, Franklin, Jefferson, Johnson and 7 more | 6 hr |
| Sep 12, 5:39 PM CDT | Mesoscale Discussion | SPC | Audrain, Callaway, Franklin, Lincoln, Monroe, Montgomery and 6 more | 96 min |
Nearby
Mesoscale Discussions in Kansas, 2008Mesoscale Discussions in Missouri, 2008Every mesoscale discussion in 2008
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.