Alert archive / Kansas / Mesoscale Discussions in 2019
Mesoscale Discussion 1713
The Storm Prediction Center issued this mesoscale discussion at Aug 12, 2019, 1:15 AM CDT for 4 states. It was in force for 90 min.
The area
The outline as issued.
The facts
- Issued
- Aug 12, 2019, 1:15 AM CDT (06:15 UTC)
- Expired
- Aug 12, 2019, 2:45 AM CDT
- In force
- 90 min
- Issued by
- the Storm Prediction Center
All 34 counties
Fremont County, IA, Atchison County, KS, Brown County, KS, Clay County, KS, Doniphan County, KS, Geary County, KS, Jackson County, KS, Jefferson County, KS, Leavenworth County, KS, Marshall County, KS, Nemaha County, KS, Pottawatomie County, KS, Riley County, KS, Shawnee County, KS, Wabaunsee County, KS, Washington County, KS, Wyandotte County, KS, Andrew County, MO, Atchison County, MO, Buchanan County, MO, Clinton County, MO, Holt County, MO, Platte County, MO, Gage County, NE, Jefferson County, NE, Johnson County, NE, Lancaster County, NE, Nemaha County, NE, Otoe County, NE, Pawnee County, NE, Richardson County, NE, Saline County, NE, Seward County, NE, York County, NE
The radar
The Topeka radar (KTWX), 100 km from the middle of the area, began a volume at 06:15 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 nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 6.3 hours before the alert went out and 388 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
- 1664 J/kg
- Mixed-layer CIN
- -37 J/kg
- Mixed-layer LCL
- 1229 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 43 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.6
The text
As transmitted.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 12, 3:46 PM CDT | Mesoscale Discussion | SPC | Benton, Cedar, Clinton, Davis, Des Moines, Henry and 21 more | 89 min |
| Aug 11, 9:11 PM CDT | Mesoscale Discussion | SPC | Barton, Cheyenne, Clay, Cloud, Decatur, Ellis and 30 more | 2 hr |
| Aug 11, 9:40 PM CDT | Severe Thunderstorm Watch | SPC | Clay, Cloud, Ellis, Graham, Jewell, Lincoln and 14 more | 7 hr |
| Aug 11, 11:30 PM CDT | Mesoscale Discussion | SPC | Clay, Cloud, Ellis, Graham, Jewell, Lincoln and 11 more | 2 hr |
| Aug 11, 7:13 PM CDT | Mesoscale Discussion | SPC | Arthur, Banner, Box Butte, Cherry, Cheyenne, Dawes and 10 more | 2 hr |
Nearby
Mesoscale Discussions in Kansas, 2019Mesoscale Discussions in Nebraska, 2019Mesoscale Discussions in Missouri, 2019Every mesoscale discussion in 2019
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.