Alert archive / Kansas / Tornado Watches in 2008
Tornado Watch 747
The Storm Prediction Center issued this tornado watch at Jul 24, 2008, 5:00 PM CDT for 23 counties in Kansas; 19 counties in Missouri; 6 counties in Nebraska. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Jul 24, 2008, 5:00 PM CDT (22:00 UTC)
- Expired
- Jul 24, 2008, 10:55 PM CDT
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 2 in
- Strongest gust expected
- 60 kt
All 48 counties
Atchison County, KS, Brown County, KS, Clay County, KS, Cloud County, KS, Doniphan County, KS, Douglas County, KS, Franklin County, KS, Geary County, KS, Jackson County, KS, Jefferson County, KS, Johnson County, KS, Leavenworth County, KS, Marshall County, KS, Miami County, KS, Nemaha County, KS, Osage County, KS, Pottawatomie County, KS, Republic County, KS, Riley County, KS, Shawnee County, KS, Wabaunsee County, KS, Washington County, KS, Wyandotte County, KS, Andrew County, MO, Atchison County, MO, Bates County, MO, Buchanan County, MO, Caldwell County, MO, Cass County, MO, Clay County, MO, Clinton County, MO, Daviess County, MO, DeKalb County, MO, Gentry County, MO, Henry County, MO, Holt County, MO, Jackson County, MO, Johnson County, MO, Lafayette County, MO, Nodaway County, MO, Platte County, MO, Ray County, MO, Gage County, NE, Jefferson County, NE, Johnson County, NE, Nemaha County, NE, Pawnee County, NE, Richardson County, NE
The radar
The Topeka radar (KTWX), 80 km from the middle of the area, began a volume at 22:02 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.
What SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 40%
- One or more EF2 to EF5 tornadoes
- 20%
- Ten or more severe wind reports
- 40%
- One or more gusts of 65 knots or more
- 30%
- Ten or more severe hail reports
- 50%
- One or more hailstones of 2 inches or more
- 30%
- Six or more combined severe hail and wind reports
- 70%
Warnings issued inside it
3 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 24, 6:24 PM CDT | Severe Thunderstorm Warning | OAX | Pawnee, Richardson | 51 min |
| Jul 24, 6:52 PM CDT | Severe Thunderstorm Warning | TOP | Marshall, Nemaha | 38 min |
| Jul 24, 7:05 PM CDT | Severe Thunderstorm Warning | OAX | Richardson | 25 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 12:00Z, 10.0 hours before the alert went out and 79 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
- 831 J/kg
- Mixed-layer CIN
- -189 J/kg
- Mixed-layer LCL
- 1327 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 196 m²/s²
- 0-3 km storm-relative helicity
- 224 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.5
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 24, 3:43 PM CDT | Mesoscale Discussion | SPC | Atchison, Brown, Clay, Doniphan, Douglas, Franklin and 16 more | 92 min |
| Jul 23, 8:09 PM CDT | Mesoscale Discussion | SPC | Adams, Arthur, Blaine, Boone, Brown, Buffalo and 40 more | 96 min |
| Jul 23, 10:45 PM CDT | Severe Thunderstorm Watch | SPC | Antelope, Boone, Burt, Butler, Cass, Cedar and 18 more | 7 hr |
| Jul 24, 1:46 AM CDT | Mesoscale Discussion | SPC | Antelope, Boone, Burt, Butler, Cass, Cedar and 18 more | 89 min |
| Jul 24, 10:47 AM CDT | Mesoscale Discussion | SPC | Blaine, Brown, Cherry, Custer, Logan, Loup and 1 more | 118 min |
| Jul 24, 3:04 PM CDT | Severe Thunderstorm Watch | SPC | Blaine, Boyd, Brown, Cherry, Custer, Dawes and 8 more | 7 hr |
Nearby
Tornado Watches in Kansas, 2008Tornado Watches in Missouri, 2008Tornado Watches in Nebraska, 2008Every tornado watch 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.