Alert archive / Mississippi / Mesoscale Discussions in 2004
Mesoscale Discussion 1306
The Storm Prediction Center issued this mesoscale discussion at Jun 16, 2004, 2:42 PM CDT for 5 states. It was in force for 3 hr.
The area
The outline as issued.
The facts
- Issued
- Jun 16, 2004, 2:42 PM CDT (19:42 UTC)
- Expired
- Jun 16, 2004, 5:15 PM CDT
- In force
- 3 hr
- Issued by
- the Storm Prediction Center
All 181 counties
Autauga County, AL, Baldwin County, AL, Barbour County, AL, Bibb County, AL, Blount County, AL, Bullock County, AL, Butler County, AL, Calhoun County, AL, Chambers County, AL, Cherokee County, AL, Chilton County, AL, Choctaw County, AL, Clarke County, AL, Clay County, AL, Cleburne County, AL, Coffee County, AL, Colbert County, AL, Conecuh County, AL, Coosa County, AL, Covington County, AL, Crenshaw County, AL, Cullman County, AL, Dale County, AL, Dallas County, AL, DeKalb County, AL, Elmore County, AL, Escambia County, AL, Etowah County, AL, Fayette County, AL, Franklin County, AL, Geneva County, AL, Greene County, AL, Hale County, AL, Henry County, AL, Houston County, AL, Jefferson County, AL, Lamar County, AL, Lauderdale County, AL, Lawrence County, AL, Lee County, AL, Limestone County, AL, Lowndes County, AL, Macon County, AL, Madison County, AL, Marengo County, AL, Marion County, AL, Marshall County, AL, Mobile County, AL, Monroe County, AL, Montgomery County, AL, Morgan County, AL, Perry County, AL, Pickens County, AL, Pike County, AL, Randolph County, AL, Shelby County, AL, St. Clair County, AL, Sumter County, AL, Talladega County, AL, Tallapoosa County, AL, Tuscaloosa County, AL, Walker County, AL, Washington County, AL, Wilcox County, AL, Winston County, AL, Calhoun County, FL, Escambia County, FL, Holmes County, FL, Jackson County, FL, Okaloosa County, FL, Santa Rosa County, FL, Walton County, FL, Washington County, FL, Ascension Parish, LA, East Baton Rouge Parish, LA, East Feliciana Parish, LA, Iberville Parish, LA, Livingston Parish, LA, Orleans Parish, LA, Pointe Coupee Parish, LA, Saint Helena Parish, LA, Saint James Parish, LA, Saint John the Baptist Parish, LA, Saint Martin Parish, LA, Saint Tammany Parish, LA, Tangipahoa Parish, LA, Washington Parish, LA, West Baton Rouge Parish, LA, West Feliciana Parish, LA, Adams County, MS, Alcorn County, MS, Amite County, MS, Attala County, MS, Benton County, MS, Bolivar County, MS, Calhoun County, MS, Carroll County, MS, Chickasaw County, MS, Choctaw County, MS, Claiborne County, MS, Clarke County, MS, Clay County, MS, Coahoma County, MS, Copiah County, MS, Covington County, MS, DeSoto County, MS, Forrest County, MS, Franklin County, MS, George County, MS, Greene County, MS, Grenada County, MS, Hancock County, MS, Harrison County, MS, Hinds County, MS, Holmes County, MS, Humphreys County, MS, Issaquena County, MS, Itawamba County, MS, Jackson County, MS, Jasper County, MS, Jefferson County, MS, Jefferson Davis County, MS, Jones County, MS, Kemper County, MS, Lafayette County, MS, Lamar County, MS, Lauderdale County, MS, Lawrence County, MS, Leake County, MS, Lee County, MS, Leflore County, MS, Lincoln County, MS, Lowndes County, MS, Madison County, MS, Marion County, MS, Marshall County, MS, Monroe County, MS, Montgomery County, MS, Neshoba County, MS, Newton County, MS, Noxubee County, MS, Oktibbeha County, MS, Panola County, MS, Pearl River County, MS, Perry County, MS, Pike County, MS, Pontotoc County, MS, Prentiss County, MS, Quitman County, MS, Rankin County, MS, Scott County, MS, Sharkey County, MS, Simpson County, MS, Smith County, MS, Stone County, MS, Sunflower County, MS, Tallahatchie County, MS, Tate County, MS, Tippah County, MS, Tishomingo County, MS, Tunica County, MS, Union County, MS, Walthall County, MS, Warren County, MS, Washington County, MS, Wayne County, MS, Webster County, MS, Wilkinson County, MS, Winston County, MS, Yalobusha County, MS, Yazoo County, MS, Chester County, TN, Fayette County, TN, Giles County, TN, Hardeman County, TN, Hardin County, TN, Lawrence County, TN, Lincoln County, TN, McNairy County, TN, Shelby County, TN, Wayne County, TN
The radar
The Mobile radar (KMOB), 91 km from the middle of the area, began a volume at 19:41 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 nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 7.7 hours before the alert went out and 184 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
- 1127 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 576 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 108 m²/s²
- 0-3 km storm-relative helicity
- 114 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.6
The text
As transmitted, in the capitals the NWS used until 2016.
529 ACUS11 KWNS 161943 SWOMCD SPC MCD 161942 FLZ000-GAZ000-ALZ000-TNZ000-MSZ000-LAZ000-ARZ000-162215- MESOSCALE DISCUSSION 1306 NWS STORM PREDICTION CENTER NORMAN OK 0242 PM CDT WED JUN 16 2004 AREAS AFFECTED...MS...AL...SWRN TN...SERN LA...WRN FL PANHANDLE CONCERNING...SEVERE THUNDERSTORM POTENTIAL VALID 161942Z - 162215Z ISOLATED SEVERE DOWNBURSTS WILL BE POSSIBLE THROUGH THE AFTERNOON. WW NOT ANTICIPATED. MLCAPES NOW EXCEEDING 2000 J/KG WITHIN VERY MOIST AIR MASS CHARACTERIZED BY MID 70S F DEWPOINTS. UPPER TROUGH AXIS TO WEST IS HELPING TO PRODUCE 20-30 KT UNIDIRECTIONAL SLY FLOW ABOVE 850 MB...WHICH IS CAUSING STORMS TO MOVE NWD WITH SPEEDS OF 20-30 KTS. CONTINUED HEATING / DESTABILIZATION ALONG WITH GRADUAL INCREASE IN STORM DEPTH / INTENSITIES WILL LIKELY ALLOW FOR ISOLATED SVR DOWNBURSTS. POOR MID AND UPPER LEVEL LAPSE RATES WILL MINIMIZE HAIL THREAT WITH ONLY VERY SMALL HAIL EXPECTED. ..JEWELL.. 06/16/2004 ...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT... ATTN...WFO...TAE...OHX...BMX...HUN...MOB...MEG...JAN...LIX...LCH... 30288493 30208582 30418704 30258791 30678802 30258821 30348878 30208934 30258966 30018977 29889057 30119175 31029153 31989120 33709093 35169026 35578838 35438670 34238551 31018500
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 16, 10:24 AM CDT | Mesoscale Discussion | SPC | Acadia, Ascension, Avoyelles, Caldwell, Catahoula, Concordia and 25 more | 96 min |
| Jun 16, 9:15 AM CDT | Mesoscale Discussion | SPC | Benton, Carroll, Cheatham, Chester, Crockett, Davidson and 23 more | 90 min |
Nearby
Mesoscale Discussions in Mississippi, 2004Mesoscale Discussions in Alabama, 2004Mesoscale Discussions in Louisiana, 2004Every mesoscale discussion in 2004
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.