Thunderstorm Wind, St. Martin
- When
- March 10, 12:10 AM CST
- Where
- St. Martin County
- Coordinates
- 30.380, -91.900
Tornadoes and Hail in Louisiana, March 10, 1971
3 thunderstorm wind, 2 tornado, 1 hail, as filed by the National Weather Service.
Where it happened
Every event with a place to put it. Tap one for its entry below.
- Tornadoes
- Tropical storms and surge
- Floods
- Wind
- Hail
- Winter weather
- Heat and drought
- Cold
- Fire, smoke and dust
- Marine and coastal
- Other
The toll
- Deaths
- 1
- Injuries
- 7
- Property damage
- $5.0 million
- Crop damage
- None recorded
- Events
- 6
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
Event by event
3 thunderstorm wind, 2 tornado, 1 hail. Local standard time, as filed.
Thunderstorm Wind, Assumption
- When
- March 10, 1:10 AM CST
- Where
- Assumption County
- Measured
- 50 kt (58 mph)
- Coordinates
- 30.080, -91.000
Thunderstorm Wind, St. John the Baptist
- When
- March 10, 1:30 AM CST
- Where
- St. John the Baptist County
- Coordinates
- 29.980, -90.580
Tornado, Jefferson
- When
- March 10, 2:00 AM CST
- Where
- Jefferson County
- Rating
- F2
- Path length
- 6.2 mi
- Path width
- 300 yd
- Deaths
- 1 direct, 0 indirect
- Injuries
- 7 direct, 0 indirect
- Property damage
- $2.5 million
- Coordinates
- 29.980, -90.220
Tornado, Orleans
- When
- March 10, 2:00 AM CST
- Where
- Orleans County
- Rating
- F2
- Path length
- 1.3 mi
- Path width
- 300 yd
- Property damage
- $2.5 million
- Coordinates
- 30.000, -90.120
Hail, St. Charles
- When
- March 10, 2:10 AM CST
- Where
- St. Charles County
- Measured
- 1.75 in hail
- Coordinates
- 29.980, -90.280
The people who died
As the offices recorded each death: direct deaths were caused by the weather itself, indirect ones by something it set in motion.
| Event | Date | Age | Sex | Where | Kind |
|---|---|---|---|---|---|
| Tornado, Jefferson | 1971-03-10 | Direct |
What these are
- Thunderstorm Wind
- Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
- Tornado
- A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
After NWS Directive 10-1605, the rules offices file Storm Data by.
More
Every storm in Louisiana in 1971Every state in 1971This day in weather historyThe tornado archive for Louisiana, 1971
Sources
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 10030909, 10030910, 10030911, 10030912, 10030913, 10030914.