Alert archive / Arkansas / Mesoscale Discussions in 2005

Mesoscale Discussion 1565

June 30, 20054 states

The Storm Prediction Center issued this mesoscale discussion at Jun 30, 2005, 10:42 PM CDT for 4 states. It was in force for 93 min.

The area

The outline as issued.

The facts

Issued: Jun 30, 2005, 10:42 PM CDT (03:42 UTC)
Expired: Jul 1, 2005, 12:15 AM CDT
In force: 93 min
Issued by: the Storm Prediction Center

All 67 counties

Baxter County, AR, Benton County, AR, Boone County, AR, Carroll County, AR, Clay County, AR, Cleburne County, AR, Craighead County, AR, Fulton County, AR, Greene County, AR, Independence County, AR, Izard County, AR, Jackson County, AR, Lawrence County, AR, Madison County, AR, Marion County, AR, Mississippi County, AR, Newton County, AR, Poinsett County, AR, Randolph County, AR, Searcy County, AR, Sharp County, AR, Stone County, AR, Van Buren County, AR, Washington County, AR, Allen County, KS, Anderson County, KS, Bourbon County, KS, Butler County, KS, Chase County, KS, Cherokee County, KS, Coffey County, KS, Crawford County, KS, Elk County, KS, Greenwood County, KS, Labette County, KS, Linn County, KS, Lyon County, KS, Montgomery County, KS, Neosho County, KS, Wilson County, KS, Woodson County, KS, Barry County, MO, Barton County, MO, Bates County, MO, Butler County, MO, Cedar County, MO, Christian County, MO, Dade County, MO, Douglas County, MO, Dunklin County, MO, Greene County, MO, Howell County, MO, Jasper County, MO, Lawrence County, MO, McDonald County, MO, New Madrid County, MO, Newton County, MO, Ozark County, MO, Pemiscot County, MO, Polk County, MO, Ripley County, MO, Stone County, MO, Taney County, MO, Vernon County, MO, Webster County, MO, Craig County, OK, Ottawa County, OK

The radar

The Springfield radar (KSGF), 47 km from the middle of the area, began a volume at 03:44 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.

The watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

Severe Thunderstorm Watch 569Jul 1, 1:40 AM CDT

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 3.7 hours before the alert went out and 34 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 145 J/kg
Mixed-layer CIN: -261 J/kg
Mixed-layer LCL: 907 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 79 m²/s²
0-3 km storm-relative helicity: 188 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 1, 1:12 AM CDT	Mesoscale Discussion	SPC	Baxter, Benton, Boone, Carroll, Cleburne, Crawford and 16 more	33 min
Jul 1, 1:40 AM CDT	Severe Thunderstorm Watch	SPC	Baxter, Benton, Boone, Carroll, Cleburne, Conway and 17 more	7 hr
Jul 1, 4:48 AM CDT	Mesoscale Discussion	SPC	Benton, Boone, Carroll, Cleburne, Conway, Crawford and 16 more	57 min
Jun 30, 7:52 PM CDT	Mesoscale Discussion	SPC	Allen, Anderson, Bourbon, Cherokee, Crawford, Labette and 2 more	83 min
Jun 30, 8:30 PM CDT	Severe Thunderstorm Watch	SPC	Allen, Anderson, Bourbon, Chase, Chautauqua, Cherokee and 14 more	8 hr
Jun 30, 11:32 PM CDT	Mesoscale Discussion	SPC	Grant, Hamilton, Morton, Seward, Stanton, Stevens	118 min
Jul 1, 2:10 AM CDT	Severe Thunderstorm Watch	SPC	Cowley, Harper, Sumner	7 hr
Jul 1, 3:24 AM CDT	Mesoscale Discussion	SPC	Barber, Comanche, Cowley, Harper, Sumner	96 min
Jul 1, 2:40 PM CDT	Severe Thunderstorm Watch	SPC	Cheyenne, Logan, Rawlins, Sherman, Thomas, Wallace	7 hr
Jul 1, 6:29 PM CDT	Mesoscale Discussion	SPC	Barton, Cheyenne, Decatur, Ellis, Finney, Gove and 26 more	91 min
Jul 1, 6:45 PM CDT	Mesoscale Discussion	SPC	Finney, Grant, Gray, Greeley, Hamilton, Haskell and 7 more	90 min
Jul 1, 5:02 AM CDT	Mesoscale Discussion	SPC	Atoka, Caddo, Canadian, Cleveland, Coal, Comanche and 16 more	28 min
Jul 1, 5:10 AM CDT	Severe Thunderstorm Watch	SPC	Atoka, Blaine, Caddo, Canadian, Cleveland, Coal and 26 more	8 hr
Jul 1, 7:31 AM CDT	Mesoscale Discussion	SPC	Atoka, Coal, Creek, Garvin, Haskell, Hughes and 16 more	59 min
Jul 1, 9:55 AM CDT	Mesoscale Discussion	SPC	Bryan, Choctaw, Pushmataha	65 min
Jul 1, 2:44 PM CDT	Mesoscale Discussion	SPC	Cimarron	2 hr

Nearby

Mesoscale Discussions in Arkansas, 2005 Mesoscale Discussions in Missouri, 2005 Mesoscale Discussions in Kansas, 2005 Every mesoscale discussion 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.