Alert archive / Louisiana / Tornado Warnings in 1988
Tornado Warning 7, NWS New Orleans, LA
NWS New Orleans, LA issued this tornado warning at Sep 25, 1988, 5:45 PM CDT for Saint Bernard Parish, Louisiana. It was in force for 45 min.
The area
The counties it named.
The facts
- Issued
- Sep 25, 1988, 5:45 PM CDT (22:45 UTC)
- Expired
- Sep 25, 1988, 6:30 PM CDT
- In force
- 45 min
- Issued by
- NWS New Orleans, LA
- Area
- Whole counties
County Saint Bernard Parish, LA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 10.8 hours before the alert went out and 43 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
- 2103 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 672 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 48 m²/s²
- 0-3 km storm-relative helicity
- 0 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, Sep 25, 5:35 PM CDT, 10 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...CORRECTION FOR TIME NATIONAL WEATHER SERVICE NEW ORLEANS LA 535 PM CDT SUN SEP 25 1988 A STRONG THUNDERSTORM WITH HEAVY RAIN WAS OCCURRING OVER METROPOLITAIN NEW ORLEANS. PERSONS IN THE VICINITY OF THIS THUNDERSTORMS COULD EXPERIENCE HEAVY RAIN...STRONG GUSTY WINDS...DANGEROUS LIGHTNING AND SOME STREET FLOODING AND FLOODING OF LOW LYING AREAS WHERE DRAINAGE IS POOR. MOTORIST SHOULD USE CAUTION AS VISIBILITY COULD BE REDUCED TO NEAR ZERO IN THE HEAVY RAIN. ESLESWHERE OVER SOUTHEAST LOUISIANA...RAIN SHOWERS AND THUNDERSTORMS WERE WIDELY SCATTERED SOUTH OF LAKE PONTCHARTRAIN AND NEAR MORGAN CITY. WIDELY SCATTERED RAIN SHOWERS AND THUNDERSTORM<S CONTINUED OVER EXTREME SOUTHEAST AND SOUTHWEST ALABAMA. THE THUNDERSTORMS WERE MOVING EAST AT 10 MILES AN HOUR.
Special weather statement, Sep 25, 5:35 PM CDT, 10 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...CORRECTION FOR DATE NATIONAL WEATHER SERVICE NEW ORLEANS LA 435 PM CDT SUN SEP 25 1988 A STRONG THUNDERSTORM WITH HEAVY RAIN WAS OCCURRING OVER METROPOLITAIN NEW ORLEANS. PERSONS IN THE VICINITY OF THIS THUNDERSTORMS COULD EXPERIENCE HEAVY RAIN...STRONG GUSTY WINDS...DANGEROUS LIGHTNING AND SOME STREET FLOODING AND FLOODING OF LOW LYING AREAS WHERE DRAINAGE IS POOR. MOTORIST SHOULD USE CAUTION AS VISIBILITY COULD BE REDUCED TO NEAR ZERO IN THE HEAVY RAIN. ESLESWHERE OVER SOUTHEAST LOUISIANA...RAIN SHOWERS AND THUNDERSTORMS WERE WIDELY SCATTERED SOUTH OF LAKE PONTCHARTRAIN AND NEAR MORGAN CITY. WIDELY SCATTERED RAIN SHOWERS AN,D THUNDERSTORMS CONTINUED OVER EXTREME SOUTHEAST AND SOUTHWEST ALABAMA. THE THUNDERSTORMS WERE MOVING EAST AT 10 MILES AN HOUR.
Special weather statement, Sep 25, 5:45 PM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE NEW ORLEANS LA 435 PM CDT FRI SEP 16 1988 A STRONG THUNDERSTORM WITH HEAVY RAIN WAS OCCURRING OVER METROPOLITAIN NEW ORLEANS. PERSONS IN THE VICINITY OF THIS THUNDERSTORMS COULD EXPERIENCE HEAVY RAIN...STRONG GUSTY WINDS...DANGEROUS LIGHTNING AND SOME STREET FLOODING AND FLOODING OF LOW LYING AREAS WHERE DRAINAGE IS POOR. MOTORIST SHOULD USE CAUTION AS VISIBILITY COULD BE REDUCED TO NEAR ZERO IN THE HEAVY RAIN. ESLESWHERE OVER SOUTHEAST LOUISIANA...RAIN SHOWERS AND THUNDERSTORMS WERE WIDELY SCATTERED SOUTH OF LAKE PONTCHARTRAIN AND NEAR MORGAN CITY. WIDELY SCATTERED RAIN SHOWERS AND THUNDERSTORMS CONTINUED (OVER EXTREME SOUTHEAST AND SOUTHWEST ALABAMA. THE THUNDERSTORMS WERE MOVING EAST AT 10 MILES AN HOUR.
The office that day
Everything else NWS New Orleans, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 25, 5:45 PM CDT | Tornado Warning | LIX | Jefferson, Orleans, Plaquemines | 45 min |
Nearby
Tornado Warnings in Louisiana, 1988Every tornado warning in 1988Tornadoes in 1988
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.