Alert archive / Missouri / Severe Thunderstorm Watches in 2016

Severe Thunderstorm Watch 294

June 23, 201630 counties in Missouri

The Storm Prediction Center issued this severe thunderstorm watch at Jun 23, 2016, 6:38 PM CDT for 30 counties in Missouri. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Jun 23, 2016, 6:38 PM CDT (23:38 UTC)
Expired
Jun 23, 2016, 11:39 PM CDT
In force
5 hr
Issued by
the Storm Prediction Center
Largest hail expected
1.5 in
Strongest gust expected
60 kt
All 30 counties

Barry County, MO, Barton County, MO, Benton County, MO, Camden County, MO, Cedar County, MO, Christian County, MO, Dade County, MO, Dallas County, MO, Douglas County, MO, Greene County, MO, Hickory County, MO, Howell County, MO, Jasper County, MO, Laclede County, MO, Lawrence County, MO, Maries County, MO, Miller County, MO, Morgan County, MO, Newton County, MO, Ozark County, MO, Phelps County, MO, Polk County, MO, Pulaski County, MO, St. Clair County, MO, Stone County, MO, Taney County, MO, Texas County, MO, Vernon County, MO, Webster County, MO, Wright County, MO

The radar

The Springfield radar (KSGF), 45 km from the middle of the area, began a volume at 23:39 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
5%
One or more EF2 to EF5 tornadoes
2%
Ten or more severe wind reports
40%
One or more gusts of 65 knots or more
20%
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

10 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Jun 23, 6:39 PM CDTSevere Thunderstorm WarningSGFChristian, Greene51 min
Jun 23, 6:57 PM CDTSevere Thunderstorm WarningSGFChristian34 min
Jun 23, 7:04 PM CDTSevere Thunderstorm WarningSGFBarton41 min
Jun 23, 7:13 PM CDTFlash Flood WarningSGFBarton6 hr
Jun 23, 7:27 PM CDTSevere Thunderstorm WarningSGFVernon35 min
Jun 23, 7:47 PM CDTSevere Thunderstorm WarningSGFBarton, Jasper24 min
Jun 23, 8:17 PM CDTSevere Thunderstorm WarningSGFDade24 min
Jun 23, 8:45 PM CDTSevere Thunderstorm WarningSGFPolk30 min
Jun 23, 9:10 PM CDTSevere Thunderstorm WarningSGFCamden, Dallas, Hickory36 min
Jun 23, 9:32 PM CDTFlash Flood WarningSGFDouglas, Howell, Texas, Wright6 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

Springfield, MO (KSGF), launched 12:00Z, 11.6 hours before the alert went out and 91 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.

Skew-T log-pSkew-T log-p diagram, Springfield, MO at 12:00Z on 2016-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2211 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 2016-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 154 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2211 J/kg
Mixed-layer CIN
-76 J/kg
Mixed-layer LCL
987 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
154 m²/s²
0-3 km storm-relative helicity
270 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 23, 3:10 PM CDTSevere Thunderstorm WatchSPCBates, Henry6 hr
Jun 23, 6:15 PM CDTMesoscale DiscussionSPCBarry, Barton, Bates, Cass, Cedar, Dade and 10 more2 hr

Nearby

Severe Thunderstorm Watches in Missouri, 2016Every severe thunderstorm watch 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.