Alert archive / Kansas / Severe Thunderstorm Watches in 2003
Severe Thunderstorm Watch 730
The Storm Prediction Center issued this severe thunderstorm watch at Jul 12, 2003, 3:10 AM CDT for 4 states. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- Jul 12, 2003, 3:10 AM CDT (08:10 UTC)
- Expired
- Jul 12, 2003, 8:00 AM CDT
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
All 58 counties
Benton County, AR, Boone County, AR, Carroll County, AR, Crawford County, AR, Franklin County, AR, Johnson County, AR, Madison County, AR, Newton County, AR, Pope County, AR, Washington County, AR, Allen County, KS, Bourbon County, KS, Butler County, KS, Chase County, KS, Chautauqua County, KS, Cherokee County, KS, Cowley County, KS, Crawford County, KS, Elk County, KS, Greenwood County, KS, Harvey County, KS, Labette County, KS, Marion County, KS, McPherson County, KS, Montgomery County, KS, Neosho County, KS, Sedgwick County, KS, Sumner County, KS, Wilson County, KS, Woodson County, KS, Barry County, MO, Barton County, MO, Christian County, MO, Dade County, MO, Greene County, MO, Jasper County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO, Stone County, MO, Taney County, MO, Vernon County, MO, Adair County, OK, Cherokee County, OK, Craig County, OK, Delaware County, OK, Grant County, OK, Kay County, OK, Mayes County, OK, Noble 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), 134 km from the middle of the area, began a volume at 08:11 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.
Warnings issued inside it
9 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 12, 3:44 AM CDT | Severe Thunderstorm Warning | SGF | Greene | 61 min |
| Jul 12, 3:50 AM CDT | Severe Thunderstorm Warning | SGF | Newton | 55 min |
| Jul 12, 3:56 AM CDT | Severe Thunderstorm Warning | SGF | Jasper | 64 min |
| Jul 12, 4:08 AM CDT | Severe Thunderstorm Warning | SGF | Barry | 52 min |
| Jul 12, 5:28 AM CDT | Severe Thunderstorm Warning | SGF | Barry | 47 min |
| Jul 12, 5:41 AM CDT | Tornado Warning | SGF | Barry | 34 min |
| Jul 12, 5:52 AM CDT | Severe Thunderstorm Warning | TSA | Carroll | 53 min |
| Jul 12, 6:09 AM CDT | Flash Flood Warning | SGF | Dallas, Greene, Polk, Webster | 4 hr |
| Jul 12, 6:55 AM CDT | Severe Thunderstorm Warning | TSA | Adair | 50 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 8.2 hours before the alert went out and 185 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
- 2885 J/kg
- Mixed-layer CIN
- -21 J/kg
- Mixed-layer LCL
- 1641 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 163 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 8.3
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 11, 7:04 PM CDT | Mesoscale Discussion | SPC | Boone, Carroll | 86 min |
| 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, 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
Severe Thunderstorm Watches in Kansas, 2003Severe Thunderstorm Watches in Oklahoma, 2003Severe Thunderstorm Watches in Missouri, 2003Every severe thunderstorm watch 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.