Alert archive / Missouri / Mesoscale Discussions in 2015
Mesoscale Discussion 899
The Storm Prediction Center issued this mesoscale discussion at Jun 5, 2015, 3:18 PM CDT for 23 counties in Arkansas; 28 counties in Missouri; Lauderdale County, Tipton County, Tennessee. It was in force for 87 min.
The area
The outline as issued.
The facts
- Issued
- Jun 5, 2015, 3:18 PM CDT (20:18 UTC)
- Expired
- Jun 5, 2015, 4:45 PM CDT
- In force
- 87 min
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 20%
All 53 counties
Baxter County, AR, Boone County, AR, Carroll County, AR, Clay County, AR, Cleburne County, AR, Craighead County, AR, Crittenden County, AR, Cross County, AR, Fulton County, AR, Greene County, AR, Independence County, AR, Izard County, AR, Jackson County, AR, Lawrence County, AR, Marion County, AR, Mississippi County, AR, Poinsett County, AR, Randolph County, AR, Searcy County, AR, Sharp County, AR, Stone County, AR, Van Buren County, AR, Woodruff County, AR, Barry County, MO, Butler County, MO, Carter County, MO, Cedar County, MO, Christian County, MO, Dade County, MO, Dallas County, MO, Douglas County, MO, Dunklin County, MO, Greene County, MO, Howell County, MO, Jasper County, MO, Laclede County, MO, Lawrence County, MO, New Madrid County, MO, Oregon County, MO, Ozark County, MO, Pemiscot County, MO, Polk County, MO, Ripley County, MO, Shannon County, MO, Stoddard County, MO, Stone County, MO, Taney County, MO, Texas County, MO, Wayne County, MO, Webster County, MO, Wright County, MO, Lauderdale County, TN, Tipton County, TN
The radar
The Springfield radar (KSGF), 151 km from the middle of the area, began a volume at 20:18 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 watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 8.3 hours before the alert went out and 166 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
- 1372 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 922 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 41 m²/s²
- 0-3 km storm-relative helicity
- 34 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.3
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 6:27 PM CDT | Severe Thunderstorm Watch | SPC | Arkansas, Baxter, Cleburne, Craighead, Crittenden, Cross and 23 more | 5 hr |
| Jun 5, 1:22 AM CDT | Mesoscale Discussion | SPC | Barton, Bates, Vernon | 113 min |
Nearby
Mesoscale Discussions in Missouri, 2015Mesoscale Discussions in Arkansas, 2015Mesoscale Discussions in Tennessee, 2015Every mesoscale discussion in 2015
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.