St. Tammany Parish, Louisiana tornadoes

Checking live National Weather Service warnings for St. Tammany Parish...

75confirmed tornadoes since NOAA records began in 1950 (the first here in 1957). Most recent: March 15, 2025, EF1. 2026 so far: 4 preliminary reports preliminary

Join the free alerts waiting list
Map

Every tornado path in the county

Tornado paths, 1950 to 2025
Use two fingers to move the map
(E)F0(E)F1(E)F2(E)F3(E)F4(E)F5Unrated

Each path is a straight line from where the tornado started to where it ended, which is all most NOAA records hold. Tap a path for its details.

Recent warnings

Recent warnings in St. Tammany Parish

Loading warnings...

The record

At a glance

Total751950 to 2025
Per year1.0average since 1950
Peak monthApril15 of 75
StrongestEF3May 26, 2011
Deaths0whole paths, see note
Injuries58whole paths, see note

Deaths and injuries are NOAA's totals for each tornado's whole path, which can extend beyond St. Tammany Parish.

Seasons

When tornadoes hit here

By month

150 Jan: 2Feb: 3Mar: 10Apr: 15May: 7Jun: 0Jul: 2Aug: 6Sep: 5Oct: 7Nov: 11Dec: 7JanFebMarAprMayJunJulAugSepOctNovDec

April is the peak month, with 15 of 75 tornadoes.

By time of day

90 12 AM: 3: 5: 13 AM: 4: 2: 36 AM: 1: 2: 39 AM: 4: 5: 412 PM: 2: 9: 53 PM: 5: 1: 86 PM: 2: 2: 19 PM: 1: 1: 112 AM3 AM6 AM9 AM12 PM3 PM6 PM9 PM

Most often around 1:00 PM. Times as recorded by NOAA, mostly Central Standard Time.

By year, 1950 to 2025

100 1950: 0: 0: 0: 0: 0: 0: 0: 1: 0: 01960: 0: 1: 0: 0: 1: 0: 0: 0: 0: 01970: 1: 0: 0: 0: 2: 0: 0: 0: 0: 01980: 1: 0: 1: 1: 0: 1: 0: 1: 3: 01990: 0: 0: 2: 0: 0: 3: 1: 2: 1: 02000: 4: 0: 3: 0: 1: 0: 0: 0: 3: 22010: 0: 4: 2: 1: 0: 0: 2: 4: 1: 22020: 2: 10: 4: 0: 6: 119501960197019801990200020102020

The line is the five-year average. Tornadoes before about 1953 were under-reported, and better radar since the 1990s finds more weak ones. This year so far: 4 preliminary reports.

By rating

EF0
34
EF1
31
EF2
9
EF3
1

Ratings before February 2007 use the original F scale; the numbers line up with today's EF scale. Unknown means NOAA could not assign a rating.

The record

Notable tornadoes

Strongest

EF3, May 26, 2011

6.06 mile path Longest path

23.08 miles, EF2

February 7, 2017, whole path Widest

750 yards, EF2

February 7, 2017
Every tornado

All 75 tornadoes, newest first

DateRatingPath lengthWidthDeathsInjuries
Mar 15, 2025EF17.7 mi50 yd00
Dec 28, 2024EF11.19 mi50 yd00
Dec 27, 2024EF01.82 mi50 yd00
Apr 10, 2024EF27.85 mi300 yd00
Apr 10, 2024EF19.8 mi250 yd00
Apr 10, 2024EF210.98 mi350 yd00
Apr 10, 2024EF13.32 mi200 yd00
Dec 14, 2022EF07.7 mi50 yd00
Nov 26, 2022EF13.01 mi75 yd00
Mar 30, 2022EF02.03 mi50 yd00
Mar 22, 2022EF115.01 mi100 yd00
Dec 6, 2021EF04.24 mi75 yd00
Oct 27, 2021EF01.44 mi25 yd00
Oct 27, 2021EF01.96 mi25 yd00
Oct 27, 2021EF00.55 mi25 yd00
Aug 29, 2021EF00.88 mi100 yd00
Aug 29, 2021EF14.92 mi175 yd00
May 18, 2021EF11.62 mi175 yd00
Apr 8, 2021EF06.53 mi50 yd00
Apr 8, 2021EF01.75 mi25 yd00
Apr 8, 2021EF01.4 mi25 yd00
May 14, 2020EF12.02 mi75 yd00
Apr 19, 2020EF13.05 mi300 yd00
May 4, 2019EF14.49 mi200 yd00
May 4, 2019EF03.36 mi50 yd00
This year

2026 preliminary reports not yet confirmed

Report dateLocationRating
Jun 17, 2026Eden IsleNot yet rated
Jun 17, 20265 WNW LacombeNot yet rated
Mar 11, 20268 W BushNot yet rated
Mar 11, 20266 ESE FolsomNot yet rated

Preliminary reports from the Storm Prediction Center. One tornado can be reported more than once, and NOAA confirms the final record months later.

Nearby

Nearby counties

Coming soon

Free tornado alerts for St. Tammany Parish

We are building free email alerts for tornado warnings. Join the waiting list and we will email you once when they are ready. Until then, please rely on the National Weather Service and your phone's emergency alerts.

Source: NOAA Storm Prediction Center severe weather database, 1950 to 2025, and SPC preliminary reports for 2026. Page built October 13, 2026.