Alert archive / Kansas / Mesoscale Discussions in 2008
Mesoscale Discussion 516
The Storm Prediction Center issued this mesoscale discussion at Mar 31, 2008, 6:17 AM CDT for 21 counties in Kansas; 12 counties in Oklahoma. It was in force for 88 min.
The area
The outline as issued.
The facts
- Issued
- Mar 31, 2008, 6:17 AM CDT (11:17 UTC)
- Expired
- Mar 31, 2008, 7:45 AM CDT
- In force
- 88 min
- Issued by
- the Storm Prediction Center
All 33 counties
Allen County, KS, Anderson County, KS, Butler County, KS, Chase County, KS, Chautauqua County, KS, Cherokee County, KS, Coffey County, KS, Cowley County, KS, Crawford County, KS, Elk County, KS, Greenwood County, KS, Harvey County, KS, Labette County, KS, Lyon County, KS, Marion County, KS, Montgomery County, KS, Neosho County, KS, Sedgwick County, KS, Sumner County, KS, Wilson County, KS, Woodson County, KS, Craig County, OK, Delaware County, OK, Kay County, OK, Mayes County, OK, Nowata County, OK, Osage County, OK, Ottawa County, OK, Pawnee County, OK, Rogers County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK
The radar
The Tulsa radar (KINX), 117 km from the middle of the area, began a volume at 11:21 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
Lamont, OK (KLMN), launched 00:00Z, 11.3 hours before the alert went out and 116 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
- 1597 J/kg
- Mixed-layer CIN
- -54 J/kg
- Mixed-layer LCL
- 855 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 203 m²/s²
- 0-3 km storm-relative helicity
- 252 m²/s²
- Significant tornado parameter
- 2.1
- Supercell composite
- 10.5
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 |
|---|---|---|---|---|
| Mar 30, 8:50 PM CDT | Mesoscale Discussion | SPC | Butler, Cowley, Harper, Sedgwick, Sumner | 55 min |
| Mar 30, 9:51 PM CDT | Severe Thunderstorm Watch | SPC | Barber, Barton, Brown, Butler, Chase, Chautauqua and 37 more | 7 hr |
| Mar 30, 11:20 PM CDT | Mesoscale Discussion | SPC | Barber, Barton, Brown, Butler, Chase, Chautauqua and 37 more | 55 min |
| Mar 31, 1:45 AM CDT | Mesoscale Discussion | SPC | Barber, Barton, Butler, Chase, Clay, Cloud and 32 more | 2 hr |
| Mar 31, 3:31 AM CDT | Mesoscale Discussion | SPC | Allen, Anderson, Bourbon, Crawford, Franklin, Johnson and 5 more | 59 min |
| Mar 31, 4:09 AM CDT | Severe Thunderstorm Watch | SPC | Atchison, Doniphan | 3 hr |
| Mar 31, 4:29 AM CDT | Mesoscale Discussion | SPC | Allen, Anderson, Bourbon, Butler, Chase, Chautauqua and 45 more | 91 min |
| Mar 31, 5:05 AM CDT | Severe Thunderstorm Watch | SPC | Allen, Butler, Chase, Chautauqua, Cowley, Elk and 10 more | 7 hr |
| Mar 31, 5:59 AM CDT | Mesoscale Discussion | SPC | Atchison, Brown, Doniphan, Nemaha | 91 min |
| Mar 31, 7:50 AM CDT | Mesoscale Discussion | SPC | Allen, Bourbon, Chautauqua, Cherokee, Cowley, Crawford and 7 more | 85 min |
| Mar 31, 8:44 AM CDT | Tornado Watch | SPC | Bourbon, Chautauqua, Cherokee, Cowley, Crawford, Elk and 4 more | 7 hr |
| Mar 31, 10:30 AM CDT | Mesoscale Discussion | SPC | Allen, Anderson, Bourbon, Chautauqua, Cherokee, Cowley and 8 more | 60 min |
| Mar 30, 10:52 PM CDT | Tornado Watch | SPC | Alfalfa, Blaine, Caddo, Canadian, Cleveland, Creek and 16 more | 6 hr |
| Mar 31, 1:17 AM CDT | Mesoscale Discussion | SPC | Alfalfa, Blaine, Caddo, Canadian, Cleveland, Creek and 16 more | 88 min |
| Mar 31, 2:52 AM CDT | Mesoscale Discussion | SPC | Garfield, Grant, Kay, Logan, Noble, Osage and 2 more | 53 min |
| Mar 31, 4:00 AM CDT | Mesoscale Discussion | SPC | Pawnee | 90 min |
| Mar 31, 12:20 PM CDT | Mesoscale Discussion | SPC | Atoka, Bryan, Carter, Choctaw, Cotton, Jefferson and 4 more | 55 min |
| Mar 31, 2:00 PM CDT | Tornado Watch | SPC | Atoka, Bryan, Carter, Choctaw, Jefferson, Johnston and 3 more | 7 hr |
| Mar 31, 3:04 PM CDT | Mesoscale Discussion | SPC | Adair, Cherokee, Coal, Haskell, Hughes, Latimer and 6 more | 26 min |
| Mar 31, 3:45 PM CDT | Tornado Watch | SPC | Adair, Cherokee, Choctaw, Coal, Haskell, Hughes and 8 more | 7 hr |
| Mar 31, 3:49 PM CDT | Mesoscale Discussion | SPC | Atoka, Bryan, Carter, Choctaw, Jefferson, Johnston and 3 more | 56 min |
| Mar 31, 6:12 PM CDT | Tornado Watch | SPC | McCurtain | 7 hr |
Nearby
Mesoscale Discussions in Kansas, 2008Mesoscale Discussions in Oklahoma, 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.