Alert archive / Mississippi / Tornado Warnings in 1999
Tornado Warning 11, NWS New Orleans, LA
NWS New Orleans, LA issued this tornado warning at Jan 2, 1999, 8:37 AM CST for Harrison County, Mississippi. It was in force for 33 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
- Jan 2, 1999, 8:37 AM CST (14:37 UTC)
- Expired
- Jan 2, 1999, 9:10 AM CST
- In force
- 33 min
- Issued by
- NWS New Orleans, LA
- Area
- Whole counties
County Harrison County, MS
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 2, 3:00 AM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 2.6 hours before the alert went out and 62 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
- 549 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 615 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 256 m²/s²
- 0-3 km storm-relative helicity
- 331 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 4.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KNEW 021437 RRA TORNEW MSC047-021510- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE NEW ORLEANS LA 837 AM CST SAT JAN 2 1999 THE NATIONAL WEATHER SERVICE IN NEW ORLEANS LA HAS ISSUED A... * TORNADO WARNING FOR - SOUTHERN HARRISON COUNTY IN SOUTHERN MISSISSIPPI * UNTIL 910 AM CST * AT 835 AM CST... DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH A POSSIBLE TORNADO 20 MILES SOUTHWEST OF GULFPORT OR 10 MILES SOUTHWEST OF PASS CHRISTIAN MOVING EAST AT 40 MPH. * SOME LOCATIONS IN AND NEAR THE PATH OF THIS TORNADO ARE... HENDERSON POINT AT 845 AM PASS CHRISTIAN AT 850 AM CST LONG BEACH AT 859 AM CST GULFPORT AT 904 AM CST IF YOU ARE IN THESE AREAS...SEEK SHELTER IN A SMALL INTERIOR ROOM AWAY FROM WINDOWS IF YOU ARE IN THE PATH OF A TORNADO...GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE. SEEK SHELTER IN AN INTERIOR ROOM SUCH AS A CLOSET ON THE LOWEST FLOOR. USE BLANKETS...PILLOWS...OR CUSHIONS TO COVER YOUR BODY. AVOID WINDOWS.
What forecasters said that day
The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jan 2, 8:13 AM CST, 24 minutes before
LAZ034>039-046>050-056>060-065>067-MSZ068>071-021500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NEW ORLEANS LA 813 AM CST SAT JAN 2 1999 THE TORNADO WATCH ISSUED EARLIER HAS BEEN CANCELED. THE LINE OF VERY STRONG THUNDERSTORMS HAS MOVED EAST THROUGH THE AREA. HOWEVER A LARGE AREA OF RAIN AND A FEW THUNDERSTORMS WILL CONTINUE FOR A FEW HOURS. PRECIPITATION WILL GRADUALLY END FROM THE WEST.
The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 2, 4:29 AM CST | Severe Thunderstorm Warning | LIX | Wilkinson | 31 min |
| Jan 2, 6:26 AM CST | Tornado Warning | LIX | Pike | 34 min |
| Jan 2, 6:26 AM CST | Tornado Warning | LIX | Walthall | 34 min |
| Jan 2, 8:13 AM CST | Tornado Warning | LIX | Hancock | 32 min |
| Jan 2, 9:12 AM CST | Severe Thunderstorm Warning | LIX | Harrison, Jackson | 33 min |
Nearby
Tornado Warnings in Mississippi, 1999Every tornado warning in 1999Tornadoes in 1999
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.