Alert archive / Missouri / Severe Thunderstorm Watches in 2014

Severe Thunderstorm Watch 402

July 7, 2014Bourbon County, Crawford County, Kansas; 31 counties in Missouri

The Storm Prediction Center issued this severe thunderstorm watch at Jul 7, 2014, 10:45 PM CDT for Bourbon County, Crawford County, Kansas; 31 counties in Missouri. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Jul 7, 2014, 10:45 PM CDT (03:45 UTC)
Expired
Jul 8, 2014, 3:46 AM CDT
In force
5 hr
Issued by
the Storm Prediction Center
Largest hail expected
2 in
Strongest gust expected
60 kt
All 33 counties

Bourbon County, KS, Crawford County, KS, Barton County, MO, Benton County, MO, Camden County, MO, Cedar County, MO, Christian County, MO, Dade County, MO, Dallas County, MO, Dent 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, Oregon County, MO, Ozark County, MO, Phelps County, MO, Polk County, MO, Pulaski County, MO, Shannon 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), 62 km from the middle of the area, began a volume at 03:48 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
10%
One or more EF2 to EF5 tornadoes
2%
Ten or more severe wind reports
70%
One or more gusts of 65 knots or more
10%
Ten or more severe hail reports
50%
One or more hailstones of 2 inches or more
30%
Six or more combined severe hail and wind reports
80%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jul 7, 11:11 PM CDTSevere Thunderstorm WarningSGFBenton, Morgan49 min
Jul 7, 11:38 PM CDTSevere Thunderstorm WarningSGFBenton, Camden, Maries, Miller, Morgan52 min
Jul 8, 12:26 AM CDTSevere Thunderstorm WarningSGFCamden, Maries, Miller, Morgan, Phelps, Pulaski64 min
Jul 8, 12:32 AM CDTSevere Thunderstorm WarningSGFSt. Clair, Vernon58 min
Jul 8, 12:39 AM CDTSevere Thunderstorm WarningSGFBourbon51 min
Jul 8, 2:14 AM CDTSevere Thunderstorm WarningSGFChristian, Dade, Douglas, Greene, Jasper, Lawrence and 2 more46 min
Jul 8, 2:24 AM CDTSevere Thunderstorm WarningSGFBarry, Christian, Douglas, Stone, Taney66 min
Jul 8, 2:32 AM CDTSevere Thunderstorm WarningSGFDouglas, Howell, Texas, Wright58 min

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 00:00Z, 3.8 hours before the alert went out and 104 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 00:00Z on 2014-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2274 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 00:00Z on 2014-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 108 square meters per square second.1939Sfc1 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
2274 J/kg
Mixed-layer CIN
-107 J/kg
Mixed-layer LCL
1430 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
108 m²/s²
0-3 km storm-relative helicity
208 m²/s²
Significant tornado parameter
0.3
Supercell composite
5.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 7, 7:26 PM CDTSevere Thunderstorm WatchSPCJohnson, Leavenworth, Linn, Miami, Wyandotte6 hr
Jul 7, 7:52 PM CDTMesoscale DiscussionSPCAtchison, Brown, Clay, Cloud, Doniphan, Douglas and 15 more83 min
Jul 7, 8:09 PM CDTMesoscale DiscussionSPCBarton, Edwards, Ellis, Ellsworth, Harvey, Hodgeman and 11 more66 min
Jul 7, 9:53 PM CDTMesoscale DiscussionSPCAllen, Anderson, Bourbon, Cherokee, Coffey, Crawford and 10 more97 min
Jul 7, 8:52 PM CDTSevere Thunderstorm WatchSPCAudrain, Boone, Callaway, Cole, Crawford, Franklin and 23 more6 hr
Jul 7, 11:33 PM CDTMesoscale DiscussionSPCAudrain, Boone, Callaway, Cole, Crawford, Franklin and 16 more87 min
Jul 8, 12:49 AM CDTMesoscale DiscussionSPCBollinger, Cape Girardeau, Franklin, Iron, Jefferson, Lincoln and 10 more86 min
Jul 8, 5:15 PM CDTMesoscale DiscussionSPCAdair, Sequoyah60 min
Jul 8, 6:06 PM CDTMesoscale DiscussionSPCCaddo, Cleveland, Coal, Comanche, Garvin, Grady and 9 more54 min

Nearby

Severe Thunderstorm Watches in Missouri, 2014Severe Thunderstorm Watches in Kansas, 2014Every severe thunderstorm watch in 2014

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.