Alert archive / Kansas / Severe Thunderstorm Watches in 2017
Severe Thunderstorm Watch 79
The Storm Prediction Center issued this severe thunderstorm watch at Mar 24, 2017, 5:15 PM CDT for 15 counties in Kansas. It was in force for 4 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 24, 2017, 5:15 PM CDT (22:15 UTC)
- Expired
- Mar 24, 2017, 8:56 PM CDT
- In force
- 4 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 1.5 in
- Strongest gust expected
- 60 kt
Counties Butler County, KS, Chase County, KS, Chautauqua County, KS, Cowley County, KS, Dickinson County, KS, Elk County, KS, Greenwood County, KS, Harvey County, KS, Lyon County, KS, Marion County, KS, McPherson County, KS, Morris County, KS, Saline County, KS, Sedgwick County, KS, Sumner County, KS
The radar
The Wichita radar (KICT), 57 km from the middle of the area, began a volume at 22:18 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
- 10%
- One or more EF2 to EF5 tornadoes
- 2%
- Ten or more severe wind reports
- 30%
- One or more gusts of 65 knots or more
- 10%
- Ten or more severe hail reports
- 30%
- One or more hailstones of 2 inches or more
- 10%
- Six or more combined severe hail and wind reports
- 60%
Warnings issued inside it
2 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 24, 5:58 PM CDT | Severe Thunderstorm Warning | ICT | McPherson | 30 min |
| Mar 24, 8:05 PM CDT | Flash Flood Warning | TOP | Lyon, Morris, Wabaunsee | 2 hr |
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 (KFOE), launched 12:00Z, 10.3 hours before the alert went out and 163 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
- 2129 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 367 m²/s²
- 0-3 km storm-relative helicity
- 272 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 23, 9:31 PM CDT | Mesoscale Discussion | SPC | Clark, Finney, Gove, Grant, Gray, Greeley and 13 more | 59 min |
| Mar 24, 2:00 PM CDT | Mesoscale Discussion | SPC | Allen, Anderson, Butler, Chase, Chautauqua, Coffey and 16 more | 2 hr |
Nearby
Severe Thunderstorm Watches in Kansas, 2017Every severe thunderstorm watch in 2017
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.