Alert archive / Missouri / Severe Thunderstorm Watches in 2005

Severe Thunderstorm Watch 822

September 28, 200519 counties in Arkansas; 22 counties in Missouri; 15 counties in Oklahoma

The Storm Prediction Center issued this severe thunderstorm watch at Sep 28, 2005, 3:15 PM CDT for 19 counties in Arkansas; 22 counties in Missouri; 15 counties in Oklahoma. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Sep 28, 2005, 3:15 PM CDT (20:15 UTC)
Expired
Sep 28, 2005, 8:48 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 56 counties

Baxter County, AR, Benton County, AR, Boone County, AR, Carroll County, AR, Crawford County, AR, Franklin County, AR, Johnson County, AR, Logan County, AR, Madison County, AR, Marion County, AR, Montgomery County, AR, Newton County, AR, Polk County, AR, Pope County, AR, Scott County, AR, Searcy County, AR, Sebastian County, AR, Washington County, AR, Yell County, AR, Barry County, MO, Barton County, MO, Cedar County, MO, Christian County, MO, Dade County, MO, Dallas County, MO, Dent County, MO, Douglas County, MO, Greene County, MO, Howell County, MO, Jasper County, MO, Laclede County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO, Ozark County, MO, Polk County, MO, Stone County, MO, Taney County, MO, Texas County, MO, Webster County, MO, Wright County, MO, Adair County, OK, Atoka County, OK, Cherokee County, OK, Coal County, OK, Delaware County, OK, Haskell County, OK, Latimer County, OK, LeFlore County, OK, Mayes County, OK, McIntosh County, OK, Muskogee County, OK, Ottawa County, OK, Pittsburg County, OK, Pushmataha County, OK, Sequoyah County, OK

The radar

The Springfield radar (KSGF), 113 km from the middle of the area, began a volume at 20:15 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

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

IssuedProductOfficeCountiesLasted
Sep 28, 3:19 PM CDTSevere Thunderstorm WarningSGFLawrence39 min
Sep 28, 3:22 PM CDTSevere Thunderstorm WarningSGFCamden, Dallas, Hickory34 min
Sep 28, 3:33 PM CDTSevere Thunderstorm WarningSGFGreene49 min
Sep 28, 3:52 PM CDTSevere Thunderstorm WarningSGFChristian33 min
Sep 28, 3:54 PM CDTSevere Thunderstorm WarningSGFNewton25 min
Sep 28, 4:03 PM CDTSevere Thunderstorm WarningTSACarroll57 min
Sep 28, 4:07 PM CDTSevere Thunderstorm WarningSGFDouglas68 min
Sep 28, 4:08 PM CDTSevere Thunderstorm WarningSGFBarry30 min
Sep 28, 4:20 PM CDTSevere Thunderstorm WarningTSACrawford, Sebastian55 min
Sep 28, 4:20 PM CDTSevere Thunderstorm WarningSGFTexas, Wright40 min
Sep 28, 4:22 PM CDTSevere Thunderstorm WarningTSAMadison, Washington53 min
Sep 28, 4:27 PM CDTSevere Thunderstorm WarningTSAFranklin78 min
Sep 28, 4:37 PM CDTSevere Thunderstorm WarningSGFOzark68 min
Sep 28, 4:38 PM CDTSevere Thunderstorm WarningOUNCoal31 min
Sep 28, 4:46 PM CDTSevere Thunderstorm WarningTSAPushmataha59 min
Sep 28, 4:50 PM CDTSevere Thunderstorm WarningTSAPittsburg40 min
Sep 28, 5:01 PM CDTSevere Thunderstorm WarningTSABenton29 min
Sep 28, 5:14 PM CDTSevere Thunderstorm WarningLZKBaxter, Boone, Marion46 min
Sep 28, 5:15 PM CDTSevere Thunderstorm WarningTSASebastian60 min
Sep 28, 5:18 PM CDTSevere Thunderstorm WarningLZKJohnson, Logan, Yell42 min
Sep 28, 5:21 PM CDTSevere Thunderstorm WarningSGFHowell54 min
Sep 28, 5:27 PM CDTSevere Thunderstorm WarningTSAHaskell53 min
Sep 28, 5:45 PM CDTSevere Thunderstorm WarningTSAPushmataha60 min
Sep 28, 5:49 PM CDTSevere Thunderstorm WarningLZKScott41 min
Sep 28, 5:56 PM CDTSevere Thunderstorm WarningLZKBaxter, Fulton, Izard, Marion, Searcy, Stone64 min
Sep 28, 6:01 PM CDTSevere Thunderstorm WarningLZKYell44 min
Sep 28, 6:33 PM CDTSevere Thunderstorm WarningTSASebastian36 min
Sep 28, 6:43 PM CDTSevere Thunderstorm WarningLZKGarland, Montgomery, Perry, Saline, Yell47 min
Sep 28, 6:45 PM CDTFlash Flood WarningLZKScott2 hr
Sep 28, 7:43 PM CDTSevere Thunderstorm WarningLZKClark, Garland, Hot Spring, Montgomery, Pike32 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 12:00Z, 8.3 hours before the alert went out and 65 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 2005-09-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 56 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 2005-09-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 153 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
56 J/kg
Mixed-layer CIN
-436 J/kg
Mixed-layer LCL
1001 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
153 m²/s²
0-3 km storm-relative helicity
179 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
Sep 28, 2:59 PM CDTMesoscale DiscussionSPCBaxter, Benton, Boone, Carroll, Crawford, Franklin and 12 more61 min
Sep 28, 4:51 PM CDTMesoscale DiscussionSPCClay, Cleburne, Conway, Craighead, Cross, Faulkner and 20 more84 min
Sep 28, 5:30 PM CDTSevere Thunderstorm WatchSPCClark, Clay, Cleburne, Conway, Craighead, Faulkner and 23 more6 hr
Sep 28, 5:45 PM CDTMesoscale DiscussionSPCLittle River2 hr
Sep 28, 6:09 AM CDTMesoscale DiscussionSPCBarton, Bates, Cass, Cedar, Henry, Jackson and 6 more2 hr
Sep 28, 11:56 AM CDTMesoscale DiscussionSPCAudrain, Benton, Boone, Callaway, Camden, Clark and 23 more94 min

Nearby

Severe Thunderstorm Watches in Missouri, 2005Severe Thunderstorm Watches in Arkansas, 2005Severe Thunderstorm Watches in Oklahoma, 2005Every severe thunderstorm watch in 2005

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.