Alert archive / Oklahoma / Severe Thunderstorm Watches in 2003

Severe Thunderstorm Watch 524

June 11, 20038 counties in Arkansas; 29 counties in Oklahoma

The Storm Prediction Center issued this severe thunderstorm watch at Jun 11, 2003, 10:25 PM CDT for 8 counties in Arkansas; 29 counties in Oklahoma. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Jun 11, 2003, 10:25 PM CDT (03:25 UTC)
Expired
Jun 12, 2003, 3:00 AM CDT
In force
5 hr
Issued by
the Storm Prediction Center
All 37 counties

Crawford County, AR, Howard County, AR, Montgomery County, AR, Pike County, AR, Polk County, AR, Scott County, AR, Sebastian County, AR, Sevier County, AR, Adair County, OK, Atoka County, OK, Cherokee County, OK, Choctaw County, OK, Craig County, OK, Creek County, OK, Delaware County, OK, Haskell County, OK, Hughes County, OK, Kay County, OK, Latimer County, OK, LeFlore County, OK, Mayes County, OK, McCurtain County, OK, McIntosh County, OK, Muskogee County, OK, Nowata County, OK, Okfuskee County, OK, Okmulgee County, OK, Osage County, OK, Ottawa County, OK, Pawnee County, OK, Pittsburg County, OK, Pushmataha County, OK, Rogers County, OK, Sequoyah County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 61 km from the middle of the area, began a volume at 03:29 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

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

IssuedProductOfficeCountiesLasted
Jun 11, 11:13 PM CDTSevere Thunderstorm WarningOUNAtoka, Bryan, Coal, Hughes, Pontotoc62 min
Jun 11, 11:18 PM CDTSevere Thunderstorm WarningTSACreek, Okfuskee, Pawnee57 min
Jun 11, 11:35 PM CDTSevere Thunderstorm WarningTSAMcIntosh, Pittsburg55 min
Jun 11, 11:58 PM CDTSevere Thunderstorm WarningTSAChoctaw, Pushmataha62 min
Jun 12, 12:11 AM CDTSevere Thunderstorm WarningTSAHaskell, Latimer49 min
Jun 12, 12:25 AM CDTSevere Thunderstorm WarningTSAMcIntosh, Muskogee50 min
Jun 12, 12:45 AM CDTSevere Thunderstorm WarningTSALeFlore45 min
Jun 12, 1:02 AM CDTSevere Thunderstorm WarningTSAHaskell, Sequoyah43 min
Jun 12, 1:12 AM CDTSevere Thunderstorm WarningSHVMcCurtain63 min
Jun 12, 1:25 AM CDTSevere Thunderstorm WarningTSASebastian50 min
Jun 12, 1:30 AM CDTSevere Thunderstorm WarningLZKScott50 min
Jun 12, 1:56 AM CDTSevere Thunderstorm WarningTSACraig, Nowata34 min
Jun 12, 2:10 AM CDTFlash Flood WarningLZKPike4 hr
Jun 12, 2:20 AM CDTSevere Thunderstorm WarningTSAOttawa40 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, 3.4 hours before the alert went out and 181 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 2003-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 416 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 2003-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -2 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
416 J/kg
Mixed-layer CIN
-155 J/kg
Mixed-layer LCL
993 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
-2 m²/s²
0-3 km storm-relative helicity
36 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 11, 7:14 PM CDTMesoscale DiscussionSPCArkansas, Cleveland, Desha, Grant, Jefferson, Lincoln and 1 more2 hr
Jun 11, 7:50 PM CDTSevere Thunderstorm WatchSPCAshley, Chicot, Desha, Drew5 hr
Jun 11, 9:18 PM CDTMesoscale DiscussionSPCChicot87 min
Jun 12, 12:14 AM CDTMesoscale DiscussionSPCColumbia, Hempstead, Howard, Lafayette, Little River, Miller and 7 more2 hr
Jun 12, 1:10 AM CDTSevere Thunderstorm WatchSPCHempstead, Lafayette, Little River, Miller, Nevada4 hr
Jun 12, 4:20 AM CDTMesoscale DiscussionSPCColumbia, Lafayette, Miller55 min
Jun 11, 7:25 PM CDTSevere Thunderstorm WatchSPCAlfalfa, Blaine, Bryan, Caddo, Canadian, Carter and 28 more6 hr
Jun 11, 10:15 PM CDTMesoscale DiscussionSPCAlfalfa, Atoka, Blaine, Bryan, Caddo, Canadian and 31 more60 min
Jun 12, 1:30 AM CDTMesoscale DiscussionSPCJefferson, Love, Tillman2 hr
Jun 12, 3:30 PM CDTSevere Thunderstorm WatchSPCComanche, Cotton, Harmon, Jackson, Tillman6 hr
Jun 12, 5:59 PM CDTMesoscale DiscussionSPCCimarron91 min

Nearby

Severe Thunderstorm Watches in Oklahoma, 2003Severe Thunderstorm Watches in Arkansas, 2003Every severe thunderstorm watch in 2003

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.