Alert archive / Missouri / Severe Thunderstorm Watches in 2008

Severe Thunderstorm Watch 521

June 13, 20084 states

The Storm Prediction Center issued this severe thunderstorm watch at Jun 13, 2008, 3:48 AM CDT for 4 states. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jun 13, 2008, 3:48 AM CDT (08:48 UTC)
Expired
Jun 13, 2008, 9:27 AM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 47 counties

Benton County, AR, Carroll County, AR, Chautauqua County, KS, Cherokee County, KS, Cowley County, KS, Crawford County, KS, Elk County, KS, Labette County, KS, Montgomery County, KS, Neosho County, KS, Sumner County, KS, Wilson County, KS, Barry County, MO, Barton County, MO, Camden County, MO, Cedar County, MO, Christian County, MO, Dade County, MO, Dallas County, MO, Greene County, MO, Hickory County, MO, Jasper County, MO, Laclede County, MO, Lawrence County, MO, McDonald County, MO, Miller County, MO, Newton County, MO, Polk County, MO, St. Clair County, MO, Stone County, MO, Taney County, MO, Vernon County, MO, Webster County, MO, Craig County, OK, Delaware County, OK, Garfield County, OK, Grant County, OK, Kay County, OK, Mayes County, OK, Noble County, OK, Nowata County, OK, Osage County, OK, Ottawa County, OK, Pawnee County, OK, Rogers County, OK, Tulsa County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 120 km from the middle of the area, began a volume at 08:49 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.

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jun 13, 4:02 AM CDTSevere Thunderstorm WarningICTChautauqua, Cowley58 min
Jun 13, 4:02 AM CDTSevere Thunderstorm WarningTSAOsage58 min
Jun 13, 4:12 AM CDTSevere Thunderstorm WarningOUNKay18 min
Jun 13, 4:36 AM CDTFlash Flood WarningSGFCherokee6 hr
Jun 13, 4:51 AM CDTFlash Flood WarningICTAllen, Neosho, Woodson6 hr
Jun 13, 4:55 AM CDTSevere Thunderstorm WarningTSANowata, Osage, Washington65 min
Jun 13, 4:56 AM CDTSevere Thunderstorm WarningICTMontgomery34 min
Jun 13, 8:31 AM CDTFlash Flood WarningSGFNewton9 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

Lamont, OK (KLMN), launched 00:00Z, 8.8 hours before the alert went out and 170 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, Lamont, OK at 00:00Z on 2008-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2525 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, Lamont, OK at 00:00Z on 2008-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 151 square meters per square second.19395878Sfc1 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
2525 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
1445 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
151 m²/s²
0-3 km storm-relative helicity
197 m²/s²
Significant tornado parameter
1.3
Supercell composite
12.9

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 13, 3:12 PM CDTMesoscale DiscussionSPCBaxter, Benton, Boone, Carroll, Crawford, Franklin and 7 more93 min
Jun 13, 4:58 PM CDTMesoscale DiscussionSPCBaxter, Boone, Carroll, Clay, Cleburne, Conway and 22 more62 min
Jun 13, 5:27 PM CDTSevere Thunderstorm WatchSPCBaxter, Boone, Clay, Cleburne, Conway, Craighead and 20 more6 hr
Jun 12, 8:18 PM CDTMesoscale DiscussionSPCAllen, Anderson, Atchison, Butler, Chase, Coffey and 27 more87 min
Jun 12, 10:11 PM CDTSevere Thunderstorm WatchSPCAllen, Anderson, Bourbon, Butler, Chautauqua, Cherokee and 16 more6 hr
Jun 12, 11:52 PM CDTMesoscale DiscussionSPCAllen, Anderson, Bourbon, Butler, Chase, Chautauqua and 22 more113 min
Jun 13, 3:06 AM CDTMesoscale DiscussionSPCAllen, Bourbon, Butler, Chautauqua, Cherokee, Cowley and 12 more84 min
Jun 12, 7:48 PM CDTTornado WatchSPCClark, Scotland6 hr
Jun 12, 11:15 PM CDTMesoscale DiscussionSPCClark, Lewis90 min
Jun 13, 1:57 AM CDTSevere Thunderstorm WatchSPCAudrain, Boone, Callaway, Cole, Gasconade, Lincoln and 7 more6 hr
Jun 13, 10:44 AM CDTMesoscale DiscussionSPCBollinger, Cape Girardeau, Perry2 hr
Jun 13, 11:27 AM CDTSevere Thunderstorm WatchSPCPerry7 hr
Jun 13, 2:22 PM CDTMesoscale DiscussionSPCAdair, Caldwell, Carroll, Chariton, Clay, Clinton and 11 more113 min

Nearby

Severe Thunderstorm Watches in Missouri, 2008Severe Thunderstorm Watches in Oklahoma, 2008Severe Thunderstorm Watches in Kansas, 2008Every severe thunderstorm watch in 2008

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.