Alert archive / Mississippi / Severe Thunderstorm Watches in 2002

Severe Thunderstorm Watch 767

November 15, 20029 counties in Alabama; 15 parishes in Louisiana; 26 counties in Mississippi

The Storm Prediction Center issued this severe thunderstorm watch at Nov 15, 2002, 12:15 PM CST for 9 counties in Alabama; 15 parishes in Louisiana; 26 counties in Mississippi. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued: Nov 15, 2002, 12:15 PM CST (18:15 UTC)
Expired: Nov 15, 2002, 6:00 PM CST
In force: 6 hr
Issued by: the Storm Prediction Center

All 50 counties

Baldwin County, AL, Choctaw County, AL, Clarke County, AL, Greene County, AL, Hale County, AL, Marengo County, AL, Mobile County, AL, Sumter County, AL, Washington County, AL, Ascension Parish, LA, Jefferson Parish, LA, Lafourche Parish, LA, Livingston Parish, LA, Orleans Parish, LA, Plaquemines Parish, LA, Saint Bernard Parish, LA, Saint Charles Parish, LA, Saint Helena Parish, LA, Saint James Parish, LA, Saint John the Baptist Parish, LA, Saint Tammany Parish, LA, Tangipahoa Parish, LA, Terrebonne Parish, LA, Washington Parish, LA, Amite County, MS, Clarke County, MS, Covington County, MS, Forrest County, MS, George County, MS, Greene County, MS, Hancock County, MS, Harrison County, MS, Jackson County, MS, Jasper County, MS, Jefferson Davis County, MS, Jones County, MS, Lamar County, MS, Lauderdale County, MS, Lawrence County, MS, Lincoln County, MS, Marion County, MS, Newton County, MS, Pearl River County, MS, Perry County, MS, Pike County, MS, Simpson County, MS, Smith County, MS, Stone County, MS, Walthall County, MS, Wayne County, MS

Warnings issued inside it

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

Issued	Product	Office	Counties	Lasted
Nov 15, 12:54 PM CST	Severe Thunderstorm Warning	JAN	Simpson	31 min
Nov 15, 1:15 PM CST	Severe Thunderstorm Warning	JAN	Jefferson Davis	30 min
Nov 15, 1:31 PM CST	Severe Thunderstorm Warning	JAN	Covington	44 min
Nov 15, 1:43 PM CST	Severe Thunderstorm Warning	JAN	Lawrence	37 min
Nov 15, 1:54 PM CST	Severe Thunderstorm Warning	JAN	Jefferson Davis	46 min
Nov 15, 2:18 PM CST	Severe Thunderstorm Warning	JAN	Jasper, Jones	47 min
Nov 15, 2:43 PM CST	Severe Thunderstorm Warning	JAN	Jefferson Davis	22 min
Nov 15, 3:22 PM CST	Tornado Warning	JAN	Jones	33 min
Nov 15, 4:40 PM CST	Tornado Warning	MOB	Mobile	34 days

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 6.3 hours before the alert went out and 159 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 826 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 220 m²/s²
0-3 km storm-relative helicity: 210 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.

Issued	Product	Office	Counties	Lasted
Nov 15, 5:35 PM CST	Severe Thunderstorm Watch	SPC	Baldwin, Barbour, Bullock, Butler, Choctaw, Clarke and 19 more	4 hr

Nearby

Severe Thunderstorm Watches in Mississippi, 2002 Severe Thunderstorm Watches in Louisiana, 2002 Severe Thunderstorm Watches in Alabama, 2002 Every severe thunderstorm watch in 2002

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.