Alert archive / Missouri / Mesoscale Discussions in 2003
Mesoscale Discussion 1783
The Storm Prediction Center issued this mesoscale discussion at Jul 11, 2003, 7:04 PM CDT for 4 states. It was in force for 86 min.
The area
The outline as issued.
The facts
- Issued
- Jul 11, 2003, 7:04 PM CDT (00:04 UTC)
- Expired
- Jul 11, 2003, 8:30 PM CDT
- In force
- 86 min
- Issued by
- the Storm Prediction Center
All 68 counties
Boone County, AR, Carroll County, AR, Allen County, KS, Anderson County, KS, Bourbon County, KS, Chase County, KS, Cherokee County, KS, Coffey County, KS, Crawford County, KS, Douglas County, KS, Elk County, KS, Franklin County, KS, Geary County, KS, Greenwood County, KS, Johnson County, KS, Labette County, KS, Linn County, KS, Lyon County, KS, Miami County, KS, Montgomery County, KS, Morris County, KS, Neosho County, KS, Osage County, KS, Shawnee County, KS, Wabaunsee County, KS, Wilson County, KS, Woodson County, KS, Wyandotte County, KS, Barry County, MO, Barton County, MO, Bates County, MO, Benton County, MO, Camden County, MO, Cass County, MO, Cedar County, MO, Christian County, MO, Dade County, MO, Dallas County, MO, Douglas County, MO, Greene County, MO, Henry County, MO, Hickory County, MO, Howell County, MO, Jackson County, MO, Jasper County, MO, Johnson County, MO, Laclede County, MO, Lawrence County, MO, McDonald County, MO, Miller County, MO, Morgan County, MO, Newton County, MO, Oregon County, MO, Ozark County, MO, Pettis County, MO, Polk County, MO, Pulaski County, MO, St. Clair County, MO, Stone County, MO, Taney County, MO, Texas County, MO, Vernon County, MO, Webster County, MO, Wright County, MO, Craig County, OK, Nowata County, OK, Ottawa County, OK, Washington County, OK
The radar
The Pleasant Hill radar (KEAX), 105 km from the middle of the area, began a volume at 00:04 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
Springfield, MO (KSGF), launched 00:00Z, 0.1 hours before the alert went out and 119 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
- 1159 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 1763 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 67 m²/s²
- 0-3 km storm-relative helicity
- 309 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 4.0
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 |
|---|---|---|---|---|
| Jul 11, 9:16 PM CDT | Mesoscale Discussion | SPC | Baxter, Benton, Boone, Carroll, Fulton, Izard and 1 more | 29 min |
| Jul 11, 9:40 PM CDT | Severe Thunderstorm Watch | SPC | Baxter, Benton, Boone, Carroll, Fulton, Independence and 8 more | 5 hr |
| Jul 11, 11:51 PM CDT | Mesoscale Discussion | SPC | Baxter, Benton, Boone, Carroll, Cleburne, Crawford and 17 more | 84 min |
| Jul 12, 1:53 AM CDT | Mesoscale Discussion | SPC | Baxter, Benton, Boone, Carroll, Fulton, Izard and 8 more | 67 min |
| Jul 12, 3:10 AM CDT | Severe Thunderstorm Watch | SPC | Benton, Boone, Carroll, Crawford, Franklin, Johnson and 4 more | 5 hr |
| Jul 12, 6:33 AM CDT | Mesoscale Discussion | SPC | Baxter, Benton, Boone, Carroll, Franklin, Johnson and 6 more | 87 min |
| Jul 12, 4:26 PM CDT | Mesoscale Discussion | SPC | Benton | 2 hr |
| Jul 11, 7:35 PM CDT | Severe Thunderstorm Watch | SPC | Cheyenne, Greeley, Logan, Rawlins, Scott, Sherman and 3 more | 5 hr |
| Jul 11, 9:52 PM CDT | Mesoscale Discussion | SPC | Cheyenne, Greeley, Logan, Scott, Sherman, Thomas and 2 more | 83 min |
| Jul 11, 7:34 PM CDT | Mesoscale Discussion | SPC | Beaver, Beckham, Ellis, Greer, Harmon, Jackson and 3 more | 86 min |
Nearby
Mesoscale Discussions in Missouri, 2003Mesoscale Discussions in Kansas, 2003Mesoscale Discussions in Oklahoma, 2003Every mesoscale discussion in 2003
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.