Alert archive / Missouri / Mesoscale Discussions in 2020
Mesoscale Discussion 235
The Storm Prediction Center issued this mesoscale discussion at Mar 27, 2020, 1:20 AM CDT for 6 counties in Illinois; 7 counties in Kansas; 27 counties in Missouri. It was in force for 85 min.
The area
The outline as issued.
The facts
- Issued
- Mar 27, 2020, 1:20 AM CDT (06:20 UTC)
- Expired
- Mar 27, 2020, 2:45 AM CDT
- In force
- 85 min
- Issued by
- the Storm Prediction Center
All 40 counties
Bond County, IL, Calhoun County, IL, Jersey County, IL, Madison County, IL, Monroe County, IL, Saint Clair County, IL, Anderson County, KS, Douglas County, KS, Franklin County, KS, Johnson County, KS, Linn County, KS, Miami County, KS, Wyandotte County, KS, Audrain County, MO, Bates County, MO, Benton County, MO, Boone County, MO, Callaway County, MO, Cass County, MO, City of Saint Louis, MO, Cole County, MO, Cooper County, MO, Franklin County, MO, Gasconade County, MO, Henry County, MO, Howard County, MO, Jackson County, MO, Johnson County, MO, Lafayette County, MO, Lincoln County, MO, Miller County, MO, Moniteau County, MO, Montgomery County, MO, Morgan County, MO, Osage County, MO, Pettis County, MO, Saint Charles County, MO, Saint Louis County, MO, Saline County, MO, Warren County, MO
The radar
The Pleasant Hill radar (KEAX), 119 km from the middle of the area, began a volume at 06:18 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.
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 6.3 hours before the alert went out and 228 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
- 585 J/kg
- Mixed-layer CIN
- -163 J/kg
- Mixed-layer LCL
- 1868 m above ground
- 0-6 km bulk shear
- 78 kt
- 0-1 km storm-relative helicity
- 133 m²/s²
- 0-3 km storm-relative helicity
- 236 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.4
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 |
|---|---|---|---|---|
| Mar 26, 9:51 PM CDT | Mesoscale Discussion | SPC | Calhoun, Greene, Jersey, Macoupin, Madison, Monroe and 5 more | 84 min |
| Mar 26, 10:27 PM CDT | Severe Thunderstorm Watch | SPC | Bond, Calhoun, Clinton, Fayette, Greene, Jersey and 8 more | 7 hr |
| Mar 27, 3:43 AM CDT | Mesoscale Discussion | SPC | Bond, Clay, Clinton, Crawford, Edwards, Effingham and 10 more | 92 min |
| Mar 27, 5:15 PM CDT | Mesoscale Discussion | SPC | Monroe, Randolph | 90 min |
| Mar 27, 5:46 PM CDT | Severe Thunderstorm Watch | SPC | Randolph | 3 hr |
| Mar 27, 1:00 PM CDT | Mesoscale Discussion | SPC | Chautauqua, Cowley, Elk, Labette, Montgomery, Neosho and 1 more | 2 hr |
| Mar 27, 3:45 PM CDT | Mesoscale Discussion | SPC | Cherokee, Crawford, Labette | 2 hr |
| Mar 27, 4:06 PM CDT | Severe Thunderstorm Watch | SPC | Barry, Camden, Christian, Dade, Dallas, Dent and 19 more | 5 hr |
Nearby
Mesoscale Discussions in Missouri, 2020Mesoscale Discussions in Kansas, 2020Mesoscale Discussions in Illinois, 2020Every mesoscale discussion in 2020
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.