Alert archive / Kentucky / Mesoscale Discussions in 2003
Mesoscale Discussion 290
The Storm Prediction Center issued this mesoscale discussion at Mar 19, 2003, 2:06 PM CST for 4 states. It was in force for 114 min.
The area
The outline as issued.
The facts
- Issued
- Mar 19, 2003, 2:06 PM CST (20:06 UTC)
- Expired
- Mar 19, 2003, 4:00 PM CST
- In force
- 114 min
- Issued by
- the Storm Prediction Center
All 42 counties
Calhoun County, AL, Cherokee County, AL, DeKalb County, AL, Etowah County, AL, Jackson County, AL, Marshall County, AL, St. Clair County, AL, Dade County, GA, Bell County, KY, Breathitt County, KY, Clay County, KY, Estill County, KY, Jackson County, KY, Knox County, KY, Laurel County, KY, Lee County, KY, Leslie County, KY, McCreary County, KY, Morgan County, KY, Owsley County, KY, Pulaski County, KY, Rockcastle County, KY, Wayne County, KY, Whitley County, KY, Wolfe County, KY, Bledsoe County, TN, Campbell County, TN, Cumberland County, TN, Fentress County, TN, Grundy County, TN, Hamilton County, TN, Marion County, TN, Morgan County, TN, Overton County, TN, Pickett County, TN, Putnam County, TN, Rhea County, TN, Scott County, TN, Sequatchie County, TN, Van Buren County, TN, Warren County, TN, White County, TN
The radar
The Northeast Alabama radar (KHTX), 133 km from the middle of the area, began a volume at 20:08 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.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 8.1 hours before the alert went out and 162 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 649 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 231 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 |
|---|---|---|---|---|
| Mar 18, 6:39 PM CST | Mesoscale Discussion | SPC | Butler, Choctaw, Clarke, Coffee, Conecuh, Covington and 13 more | 3 hr |
| Mar 18, 7:30 PM CST | Tornado Watch | SPC | Baldwin, Butler, Choctaw, Clarke, Conecuh, Covington and 5 more | 6 hr |
| Mar 18, 9:10 PM CST | Mesoscale Discussion | SPC | Autauga, Baldwin, Bibb, Choctaw, Clarke, Conecuh and 14 more | 3 hr |
| Mar 18, 10:25 PM CST | Tornado Watch | SPC | Baldwin, Bibb, Choctaw, Clarke, Colbert, Cullman and 24 more | 7 hr |
| Mar 18, 11:50 PM CST | Mesoscale Discussion | SPC | Bibb, Choctaw, Clarke, Colbert, Cullman, Fayette and 18 more | 115 min |
| Mar 19, 2:02 AM CST | Mesoscale Discussion | SPC | Bibb, Choctaw, Clarke, Colbert, Cullman, Dallas and 22 more | 118 min |
| Mar 19, 7:10 AM CST | Mesoscale Discussion | SPC | Madison | 2 hr |
| Mar 19, 8:00 AM CST | Tornado Watch | SPC | DeKalb, Jackson, Madison, Marshall, Morgan | 4 hr |
| Mar 19, 9:28 AM CST | Mesoscale Discussion | SPC | Blount, DeKalb, Jackson, Madison, Marshall | 2 hr |
| Mar 19, 11:30 AM CST | Tornado Watch | SPC | DeKalb, Jackson, Marshall | 7 hr |
| Mar 19, 11:58 AM CST | Mesoscale Discussion | SPC | DeKalb, Etowah, Jackson, Marshall | 2 hr |
| Mar 19, 12:59 PM CST | Mesoscale Discussion | SPC | Barbour, Bullock, Dale, Henry, Houston, Lee and 4 more | 3 hr |
| Mar 19, 1:30 PM CST | Tornado Watch | SPC | Autauga, Barbour, Bullock, Butler, Calhoun, Chambers and 15 more | 6 hr |
| Mar 19, 3:35 PM CST | Mesoscale Discussion | SPC | Barbour, Chambers, Lee, Macon, Randolph, Russell and 1 more | 115 min |
| Mar 19, 3:52 PM CST | Mesoscale Discussion | SPC | Calhoun, Cherokee, Cleburne, DeKalb, Etowah | 113 min |
| Mar 18, 11:53 PM CST | Mesoscale Discussion | SPC | Atkinson, Baker, Ben Hill, Berrien, Brooks, Calhoun and 27 more | 3 hr |
| Mar 19, 9:48 AM CST | Mesoscale Discussion | SPC | Baldwin, Banks, Barrow, Burke, Butts, Clarke and 40 more | 117 min |
| Mar 19, 4:30 PM CST | Severe Thunderstorm Watch | SPC | Banks, Barrow, Bartow, Cherokee, Clarke, Dawson and 20 more | 6 hr |
| Mar 19, 4:50 PM CST | Tornado Watch | SPC | Baldwin, Ben Hill, Bibb, Bleckley, Butts, Calhoun and 71 more | 5 hr |
| Mar 19, 5:32 PM CST | Mesoscale Discussion | SPC | Camden, Charlton | 118 min |
| Mar 19, 1:29 PM CST | Mesoscale Discussion | SPC | Ballard | 3 hr |
Nearby
Mesoscale Discussions in Kentucky, 2003Mesoscale Discussions in Tennessee, 2003Mesoscale Discussions in Alabama, 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; radar from the NEXRAD Level II archive.