Alert archive / Louisiana / Tornado Warnings in 2002

Tornado Warning 9, NWS Shreveport, LA

March 30, 2002Natchitoches Parish, Louisiana

NWS Shreveport, LA issued this tornado warning at Mar 30, 2002, 10:23 PM CST for Natchitoches Parish, Louisiana. It was in force for 52 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Mar 30, 2002, 10:23 PM CST (04:23 UTC)
Expired: Mar 30, 2002, 11:15 PM CST
In force: 52 min
Issued by: NWS Shreveport, LA
Area: Whole counties

County Natchitoches Parish, LA

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Mar 30, 5:30 PM CST	Tornado Watch	SPC	6 hr
Mar 30, 9:00 PM CST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Shreveport, LA (KSHV), launched 00:00Z, 4.4 hours before the alert went out and 104 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: 7 J/kg
Mixed-layer CIN: -221 J/kg
Mixed-layer LCL: 454 m above ground
0-6 km bulk shear: 79 kt
0-1 km storm-relative helicity: 370 m²/s²
0-3 km storm-relative helicity: 459 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 4.4

Open this sounding in Storm Lab

The text

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

021 
WFUS54 KSHV 310423
TORSHV
LAC069-310515-
/NEW.KSHV.TO.W.0017.310419-310515/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SHREVEPORT LA
1019 PM CST SAT MAR 30 2002

THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A

* TORNADO WARNING FOR...
  NATCHITOCHES PARISH IN NORTHWEST LOUISIANA

* UNTIL 1115 PM CST

* AT 1019 PM CST...THE SHREVEPORT NATIONAL WEATHER SERVICE DOPPLER   
  RADAR INDICATED A THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 20   
  MILES WEST OF NATCHITOCHES AND MOVING TOWARDS THE NORTHEAST.

* THE THUNDERSTORM IS EXPECTED TO BE NEAR...
  CAMPTI AT 1115 PM CST.

REPEATING...THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
FOR...
  NATCHITOCHES PARISH IN NORTHWEST LOUISIANA
UNTIL 1115 PM CST.

The office that day

Everything else NWS Shreveport, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 30, 7:10 PM CST	Severe Thunderstorm Warning	SHV	Caddo	65 min
Mar 30, 7:19 PM CST	Severe Thunderstorm Warning	SHV	Caldwell, Ouachita	41 min
Mar 30, 7:38 PM CST	Severe Thunderstorm Warning	SHV	De Soto	37 min
Mar 30, 7:44 PM CST	Severe Thunderstorm Warning	SHV	Bossier	46 min
Mar 30, 8:52 PM CST	Tornado Warning	SHV	De Soto, Sabine	53 min
Mar 30, 8:59 PM CST	Severe Thunderstorm Warning	SHV	Webster	61 min
Mar 30, 10:11 PM CST	Tornado Warning	SHV	Sabine	34 min
Mar 31, 3:55 AM CST	Severe Thunderstorm Warning	SHV	Caddo	65 min
Mar 31, 5:37 AM CST	Severe Thunderstorm Warning	SHV	Sabine	53 min

Nearby

Tornado Warnings in Louisiana, 2002 Every tornado warning in 2002 Tornadoes 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.