Alert archive / Arkansas / Mesoscale Discussions in 2003
Mesoscale Discussion 1895
The Storm Prediction Center issued this mesoscale discussion at Jul 19, 2003, 5:41 AM CDT for 22 counties in Arkansas; Tunica County, Mississippi; Howell County, Oregon County, Texas County, Missouri. It was in force for 94 min.
The area
The outline as issued.
The facts
- Issued
- Jul 19, 2003, 5:41 AM CDT (10:41 UTC)
- Expired
- Jul 19, 2003, 7:15 AM CDT
- In force
- 94 min
- Issued by
- the Storm Prediction Center
All 26 counties
Arkansas County, AR, Cleburne County, AR, Conway County, AR, Faulkner County, AR, Fulton County, AR, Independence County, AR, Izard County, AR, Jefferson County, AR, Lee County, AR, Lincoln County, AR, Lonoke County, AR, Monroe County, AR, Newton County, AR, Phillips County, AR, Pope County, AR, Prairie County, AR, Pulaski County, AR, Searcy County, AR, Sharp County, AR, Stone County, AR, Van Buren County, AR, White County, AR, Howell County, MO, Oregon County, MO, Texas County, MO, Tunica County, MS
The nearest sounding before it
Little Rock, AR (KLZK), launched 00:00Z, 10.7 hours before the alert went out and 203 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.
- Mixed-layer CAPE
- 2986 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 1631 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 131 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 8.2
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 18, 7:08 PM CDT | Mesoscale Discussion | SPC | Baxter, Boone, Carroll, Fulton, Marion | 97 min |
| Jul 18, 7:55 PM CDT | Severe Thunderstorm Watch | SPC | Baxter, Clay, Cleburne, Craighead, Crittenden, Cross and 16 more | 6 hr |
| Jul 18, 11:13 PM CDT | Mesoscale Discussion | SPC | Baxter, Clay, Cleburne, Craighead, Crittenden, Cross and 16 more | 92 min |
| Jul 19, 1:27 AM CDT | Mesoscale Discussion | SPC | Baxter, Boone, Cleburne, Conway, Faulkner, Fulton and 13 more | 63 min |
| Jul 19, 1:40 AM CDT | Severe Thunderstorm Watch | SPC | Baxter, Boone, Cleburne, Conway, Faulkner, Fulton and 18 more | 5 hr |
| Jul 19, 3:36 AM CDT | Mesoscale Discussion | SPC | Arkansas, Faulkner, Grant, Jefferson, Lincoln, Lonoke and 4 more | 84 min |
| Jul 19, 11:57 AM CDT | Mesoscale Discussion | SPC | Adams, Amite, Claiborne, Clarke, Copiah, Covington and 32 more | 2 hr |
| Jul 18, 7:34 PM CDT | Mesoscale Discussion | SPC | Audrain, Bollinger, Butler, Callaway, Cape Girardeau, Carter and 26 more | 56 min |
Nearby
Mesoscale Discussions in Arkansas, 2003Mesoscale Discussions in Missouri, 2003Mesoscale Discussions in Mississippi, 2003Every mesoscale discussion 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.