Alert archive / Louisiana / Tornado Warnings in 2001

Tornado Warning 27, NWS New Orleans, LA

June 7, 2001Saint Tammany Parish, Louisiana

NWS New Orleans, LA issued this tornado warning at Jun 7, 2001, 12:11 PM CDT for Saint Tammany Parish, Louisiana. It was in force for 34 min. 1 report came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued: Jun 7, 2001, 12:11 PM CDT (17:11 UTC)
Expired: Jun 7, 2001, 12:45 PM CDT
In force: 34 min
Issued by: NWS New Orleans, LA
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Saint Tammany Parish, LA

What was reported inside it

Time	Report	Where	Remark
Jun 7, 12:15 PM CDT	Thunderstorm Wind	Madisonville, LA	Several trees were blown down around Madisonville.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 5.2 hours before the alert went out and 48 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: 1900 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 604 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 63 m²/s²
0-3 km storm-relative helicity: 132 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

540 
WFUS54 KLIX 071712
TORNEW
LAC103-071745-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1211 PM CDT THU JUN 7 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* TORNADO WARNING FOR...
  ST. TAMMANY PARISH IN SOUTHEAST LOUISIANA
  THIS INCLUDES THE CITY OF COVINGTON

* UNTIL 1245 PM CDT

* AT 1204 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO 6 MILES NORTHWEST OF MADISONVILLE NEAR GOODBEE OR ABOUT 8 
  MILES WEST OF COVINGTON...MOVING NORTHEAST AT 25 MPH.

SEEK SHELTER ON THE LOWEST FLOOR OF A BUILDING IN AN INTERIOR HALLWAY
OR ROOM SUCH AS A CLOSET OR BATHROOM.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE.

LAT...LON 3037 9023 3038 9019 3058 8982 3066 8985
          3067 9007 3057 9025 3038 9025

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 6, 11:45 PM CDT	Flash Flood Warning	LIX	Lafourche, Terrebonne	90 min
Jun 7, 1:15 AM CDT	Flash Flood Warning	LIX	Lafourche, Saint James, Saint John the Baptist, Terrebonne	4 hr
Jun 7, 7:53 AM CDT	Severe Thunderstorm Warning	LIX	East Feliciana, West Feliciana	52 min
Jun 7, 10:10 AM CDT	Flash Flood Warning	LIX	Lafourche, Saint Charles, Saint James, Saint John the Baptist, Terrebonne	4 hr
Jun 7, 10:51 AM CDT	Flash Flood Warning	LIX	Ascension, East Baton Rouge, Iberville, Livingston, West Baton Rouge	3 hr
Jun 7, 11:00 AM CDT	Tornado Warning	LIX	Saint John the Baptist	15 min
Jun 7, 11:06 AM CDT	Tornado Warning	LIX	Tangipahoa	24 min
Jun 7, 1:04 PM CDT	Flash Flood Warning	LIX	Saint Tammany	116 min
Jun 7, 1:35 PM CDT	Tornado Warning	LIX	East Baton Rouge	25 min
Jun 7, 2:11 PM CDT	Flash Flood Warning	LIX	Ascension, East Baton Rouge, Iberville, Livingston, West Baton Rouge	4 hr
Jun 7, 2:25 PM CDT	Flash Flood Warning	LIX	Lafourche, Terrebonne	4 hr
Jun 7, 2:55 PM CDT	Flash Flood Warning	LIX	Saint Tammany	3 hr
Jun 7, 3:26 PM CDT	Flash Flood Warning	LIX	Orleans, Saint Bernard	2 hr
Jun 7, 5:48 PM CDT	Tornado Warning	LIX	Saint Tammany	27 min

Nearby

Tornado Warnings in Louisiana, 2001 Every tornado warning in 2001 Tornadoes in 2001

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.