Alert archive / Illinois / Mesoscale Discussions in 2016
Mesoscale Discussion 216
The Storm Prediction Center issued this mesoscale discussion at Mar 15, 2016, 2:24 PM CDT for 43 counties in Illinois; 11 counties in Iowa; 9 counties in Missouri. It was in force for 66 min.
The area
The outline as issued.
The facts
- Issued
- Mar 15, 2016, 2:24 PM CDT (19:24 UTC)
- Expired
- Mar 15, 2016, 3:30 PM CDT
- In force
- 66 min
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 95%
All 63 counties
Cedar County, IA, Clinton County, IA, Des Moines County, IA, Henry County, IA, Jefferson County, IA, Lee County, IA, Louisa County, IA, Muscatine County, IA, Scott County, IA, Van Buren County, IA, Washington County, IA, Adams County, IL, Brown County, IL, Bureau County, IL, Carroll County, IL, Cass County, IL, Christian County, IL, DeWitt County, IL, Fulton County, IL, Greene County, IL, Grundy County, IL, Hancock County, IL, Henderson County, IL, Henry County, IL, Knox County, IL, LaSalle County, IL, Lee County, IL, Livingston County, IL, Logan County, IL, Macon County, IL, Macoupin County, IL, Marshall County, IL, Mason County, IL, McDonough County, IL, McLean County, IL, Menard County, IL, Mercer County, IL, Montgomery County, IL, Morgan County, IL, Moultrie County, IL, Peoria County, IL, Piatt County, IL, Pike County, IL, Putnam County, IL, Rock Island County, IL, Sangamon County, IL, Schuyler County, IL, Scott County, IL, Shelby County, IL, Stark County, IL, Tazewell County, IL, Warren County, IL, Whiteside County, IL, Woodford County, IL, Clark County, MO, Knox County, MO, Lewis County, MO, Marion County, MO, Monroe County, MO, Pike County, MO, Ralls County, MO, Scotland County, MO, Shelby County, MO
The radar
The Lincoln radar (KILX), 109 km from the middle of the area, began a volume at 19:24 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 watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 7.4 hours before the alert went out and 127 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
- 2 J/kg
- Mixed-layer CIN
- -270 J/kg
- Mixed-layer LCL
- 736 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 119 m²/s²
- 0-3 km storm-relative helicity
- 196 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.2
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 15, 3:31 PM CDT | Tornado Watch | SPC | Adams, Brown, Bureau, Calhoun, Carroll, Cass and 40 more | 7 hr |
| Mar 15, 5:32 PM CDT | Mesoscale Discussion | SPC | Bond, Clay, Clinton, Crawford, Cumberland, Edwards and 21 more | 88 min |
| Mar 15, 6:29 PM CDT | Mesoscale Discussion | SPC | Bureau, Cass, Fulton, Henry, Knox, Logan and 11 more | 91 min |
Nearby
Mesoscale Discussions in Illinois, 2016Mesoscale Discussions in Iowa, 2016Mesoscale Discussions in Missouri, 2016Every mesoscale discussion in 2016
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.