F040 to 72 mph
Light damage. Surface peeled off some roofs, gutters and siding damaged, branches broken, shallow-rooted trees pushed over.
F173 to 112 mph
Moderate damage. Roofs badly stripped, mobile homes overturned or badly damaged, exterior doors lost, windows broken.
F2113 to 157 mph
Considerable damage. Roofs torn off well-built houses, frame homes shifted on their foundations, mobile homes destroyed, large trees snapped or uprooted, cars lifted off the ground.
F3158 to 206 mph
Severe damage. Whole stories of well-built houses destroyed, large buildings badly damaged, trains overturned, trees debarked, heavy cars lifted and thrown.
F4207 to 260 mph
Devastating damage. Well-built houses leveled, structures with weak foundations moved some distance, cars thrown and large missiles generated.
F5261 to 318 mph
Incredible damage. Strong frame houses swept off their foundations, car-sized missiles thrown more than 100 meters, steel-reinforced concrete badly damaged, high-rise buildings deformed.
Unrated
The survey recorded a tornado but could not put a number on it, most often because it crossed open country and damaged nothing a rating can be read from.
Every tornado in Louisiana in 1983
January 31 7 tornadoes
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| January 31 | 5:41 PM CST | F1 | Cameron Parish | 1.0 | 20 | | | under $50 |
| January 31 | 6:00 PM CST | F2 | East Feliciana Parish | 3.0 | 50 | | | $50,000 to $500,000 |
| January 31 | 7:30 PM CST | F1 | Calcasieu Parish | 1.0 | 50 | | | $5,000 to $50,000 |
| January 31 | 9:00 PM CST | F3 | Vermilion Parish | 6.0 | 100 | 1 | | $50,000 to $500,000 |
| January 31 | 9:30 PM CST | F3 | Avoyelles Parish | 5.0 | 100 | 1 | 2 | $50,000 to $500,000 |
| January 31 | 10:15 PM CST | F2 | Saint Landry Parish | 7.0 | 100 | | | $5,000 to $50,000 |
| January 31 | 11:30 PM CST | F2 | West Baton Rouge Parish | 0.5 | 33 | | | $5,000 to $50,000 |
February 5 1 tornado
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| February 5 | 8:30 PM CST | F0 | West Baton Rouge Parish | 1.0 | 50 | | | $5,000 to $50,000 |
February 9 2 tornadoes
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| February 9 | 5:30 PM CST | F3 | Acadia Parish | 3.0 | 150 | | | $50,000 to $500,000 |
| February 9 | 5:45 PM CST | F3 | Acadia Parish | 21.0 | 150 | | 7 | $500,000 to $5 million |
March 4 1 tornado
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| March 4 | 6:30 PM CST | F2 | LaSalle Parish | 4.0 | 100 | | | $50,000 to $500,000 |
March 5 1 tornado
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| March 5 | 4:30 AM CST | F1 | Pointe Coupee Parish | 3.0 | 100 | | | $50,000 to $500,000 |
March 20 2 tornadoes
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| March 20 | 5:45 AM CST | F1 | Tangipahoa Parish | 0.3 | 33 | | | $5,000 to $50,000 |
| March 20 | 6:50 AM CST | F3 | Washington Parish | 2.0 | 200 | | | $50,000 to $500,000 |
April 1 7 tornadoes
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| April 1 | 2:30 PM CST | F1 | Webster Parish | 1.0 | 20 | | | $5,000 to $50,000 |
| April 1 | 4:15 PM CST | F4 | Ouachita Parish | 9.0 | 1,000 | 2 | 20 | $500,000 to $5 million |
| April 1 | 4:35 PM CST | F3 | Caldwell Parish | 6.0 | 250 | | | $500,000 to $5 million |
| April 1 | 5:05 PM CST | F3 | Franklin Parish | 21.0 | 300 | | 4 | $500,000 to $5 million |
| April 1 | 5:25 PM CST | F3 | Madison Parish | 3.0 | 150 | | | $500,000 to $5 million |
| April 1 | 5:45 PM CST | F3 | Madison Parish | 4.0 | 150 | | | $500,000 to $5 million |
| April 1 | 6:00 PM CST | F2 | Tensas Parish | 7.0 | 150 | | | $500,000 to $5 million |
April 7 1 tornado
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| April 7 | 8:39 AM CST | F0 | Acadia Parish | 1.0 | 20 | | | $50 to $500 |
April 22 3 tornadoes
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| April 22 | 6:10 PM CST | F1 | Lafourche Parish | 1.0 | 50 | | | $5,000 to $50,000 |
| April 22 | 7:15 PM CST | F2 | Jefferson Parish | 2.0 | 100 | | 3 | $50,000 to $500,000 |
| April 22 | 9:10 PM CST | F1 | Saint Bernard Parish | 1.0 | 33 | | | $5,000 to $50,000 |
May 18 6 tornadoes
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| May 18 | 6:42 PM CDT | F3 | Tensas Parish | 9.0 | 100 | | | $50,000 to $500,000 |
| May 18 | 7:00 PM CDT | F2 | Madison Parish | 0.1 | 50 | | | $50,000 to $500,000 |
| May 18 | 7:26 PM CDT | F2 | Tensas Parish | 0.1 | 50 | | | $50,000 to $500,000 |
| May 18 | 8:50 PM CDT | F2 | Caldwell Parish | 0.1 | 50 | | | $5,000 to $50,000 |
| May 18 | 9:00 PM CDT | F1 | Franklin Parish | 0.1 | 50 | | | $500 to $5,000 |
| May 18 | 9:40 PM CDT | F3 | Madison Parish | 5.0 | 100 | | | $50,000 to $500,000 |
May 19 6 tornadoes
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| May 19 | 10:36 PM CDT | F3 | Sabine Parish | 3.0 | 150 | | | $50,000 to $500,000 |
| May 19 | 11:00 PM CDT | F3 | Natchitoches Parish | 2.0 | 200 | | | $500,000 to $5 million |
| May 19 | 11:35 PM CDT | F3 | Winn Parish | 23.0 | 500 | | 10 | $5 million to $50 million |
| May 19 | 12:05 AM CDT | F3 | LaSalle Parish | 12.0 | 500 | 1 | 35 | $5 million to $50 million |
| May 19 | 12:20 AM CDT | F3 | Caldwell Parish | 2.0 | 250 | | 6 | $50,000 to $500,000 |
| May 19 | 12:35 AM CDT | F2 | Franklin Parish | 8.0 | 150 | | | $5,000 to $50,000 |
May 20 3 tornadoes
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| May 20 | 6:30 AM CDT | F3 | Avoyelles Parish | 2.0 | 200 | | | $5,000 to $50,000 |
| May 20 | 1:13 PM CDT | F0 | Calcasieu Parish | 0.5 | 50 | | | under $50 |
| May 20 | 3:30 PM CDT | F3 | Cameron Parish | 5.0 | 200 | | | $50,000 to $500,000 |
May 21 1 tornado
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| May 21 | 4:00 PM CDT | F1 | Calcasieu Parish | 0.1 | 50 | | | under $50 |
May 22 1 tornado
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| May 22 | 3:15 AM CDT | F1 | East Baton Rouge Parish | 3.0 | 50 | | | $5,000 to $50,000 |
June 16 1 tornado
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| June 16 | 6:30 PM CDT | F0 | Allen Parish | 0.5 | 50 | | | under $50 |
August 1 1 tornado
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| August 1 | 8:10 PM CDT | F1 | Livingston Parish | 1.0 | 200 | | | $500,000 to $5 million |
September 3 1 tornado
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| September 3 | 7:05 PM CDT | F0 | Tangipahoa Parish | 2.0 | 200 | | | $50,000 to $500,000 |
November 14 1 tornado
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| November 14 | 8:20 PM CST | F1 | East Carroll Parish | 2.0 | 150 | | | $50,000 to $500,000 |
November 19 6 tornadoes
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| November 19 | 1:20 PM CST | F2 | Lincoln Parish | 1.0 | 100 | | 3 | $50,000 to $500,000 |
| November 19 | 1:30 PM CST | F3 | Union Parish | 2.0 | 200 | | | $500,000 to $5 million |
| November 19 | 4:15 PM CST | F0 | Rapides Parish | 0.3 | 50 | | | $500 to $5,000 |
| November 19 | 4:30 PM CST | F2 | Richland Parish | 3.0 | 100 | | | $50,000 to $500,000 |
| November 19 | 5:00 PM CST | F3 | Madison Parish | 0.5 | 100 | | | $50,000 to $500,000 |
| November 19 | 8:30 PM CST | F1 | Ascension Parish | 0.5 | 100 | | 7 | $5,000 to $50,000 |
November 23 1 tornado
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| November 23 | 5:15 AM CST | F1 | Calcasieu Parish | 1.0 | 100 | | | $50,000 to $500,000 |
November 24 1 tornado
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| November 24 | 2:00 AM CST | F1 | Vermilion Parish | 0.5 | 50 | | | $50,000 to $500,000 |
December 2 1 tornado
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| December 2 | 11:05 PM CST | F2 | Ouachita Parish | 2.0 | 50 | | 10 | $500,000 to $5 million |
December 3 1 tornado
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| December 3 | 6:45 PM CST | F1 | Saint Landry Parish | 1.5 | 33 | | | $500,000 to $5 million |
December 5 3 tornadoes
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| December 5 | 6:00 PM CST | F1 | Concordia Parish | 2.0 | 33 | | | $50,000 to $500,000 |
| December 5 | 7:30 PM CST | F0 | Tensas Parish | 0.5 | 17 | | | under $50 |
| December 5 | 10:00 PM CST | F0 | Rapides Parish | 0.5 | 17 | | | under $50 |
December 6 1 tornado
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| December 6 | 1:05 AM CST | F4 | Saint John the Baptist Parish | 7.0 | 200 | | 25 | $5 million to $50 million |
December 10 1 tornado
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| December 10 | 7:55 PM CST | F1 | Lafayette Parish | 0.5 | 100 | | 3 | $50,000 to $500,000 |
December 11 2 tornadoes
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| December 11 | 12:30 AM CST | F1 | Saint Helena Parish | 0.5 | 200 | | 4 | $50,000 to $500,000 |
| December 11 | 1:05 AM CST | F1 | Tangipahoa Parish | 2.0 | 150 | | | $50,000 to $500,000 |
December 28 1 tornado
| Date | Time | Rating | Where | Path (mi) | Width (yd) | Deaths | Injuries | Damage |
|---|
| December 28 | 11:00 PM CST | F0 | Saint Tammany Parish | 3.0 | 50 | | | $5,000 to $50,000 |
Ratings are the survey's, read off the damage rather than measured; the rating scale is above. Tornado counts rise through the record as reporting improved, so a year in the 1950s is not comparable with one today except for the strongest tornadoes, which were always noticed.
NOAA Storm Prediction Center tornado database, 1950-2025, the official record kept by NOAA's Storm Prediction Center.