Lafourche Parish weather alerts
There are no active weather alerts for Lafourche Parish, LA right now.
Since 2016 the National Weather Service has issued about 1,288 alerts that included Lafourche Parish, roughly 129 a year. The most common is the dense fog advisory (235 from 2016 to 2025). The last tornado warning was issued on August 27, 2026. 41 tornadoes have touched down in the county since 1950.
Updated from the National Weather Service · lists refresh hourly; the live map loads current alerts directly from the NWS
No warnings, watches or advisories include Lafourche Parish at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring St. Charles Parish, Assumption Parish, Jefferson Parish, St. James Parish.
Lafourche Parish alert history
Alert events that included Lafourche Parish or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Dense Fog Advisory | 235 | 23 | October 28, 2026 |
| Severe Thunderstorm Warning | 187 | 16 | August 25, 2026 |
| Heat Advisory | 148 | 21 | September 7, 2026 |
| Flood Advisory | 129 | 11 | August 7, 2026 |
| Wind Advisory | 92 | 4 | October 16, 2026 |
| Flood Watch | 77 | 4 | June 15, 2026 |
| Coastal Flood Advisory | 56 | 7 | October 9, 2026 |
| Tornado Watch | 50 | 3 | June 18, 2026 |
| Freeze Warning | 45 | 5 | February 24, 2026 |
| Tornado Warning | 41 | 10 | August 27, 2026 |
| Extreme Heat Warning | 40 | 5 | August 21, 2026 |
| Flash Flood Warning | 36 | 7 | July 5, 2026 |
| Extreme Heat Watch | 26 | 2 | August 17, 2026 |
| Severe Thunderstorm Watch | 17 | 1 | August 24, 2026 |
| Cold Weather Advisory | 16 | 0 | December 15, 2025 |
| Tropical Storm Warning | 13 | 1 | July 21, 2026 |
| Freeze Watch | 12 | 1 | February 2, 2026 |
| Storm Surge Warning | 9 | 0 | September 9, 2024 |
| Red Flag Warning | 9 | 3 | March 16, 2026 |
| Hurricane Watch | 8 | 0 | September 9, 2024 |
| Winter Weather Advisory | 8 | 0 | January 21, 2025 |
| Hurricane Warning | 7 | 0 | September 10, 2024 |
| High Wind Warning | 7 | 0 | March 15, 2025 |
| Tropical Storm Watch | 5 | 1 | July 20, 2026 |
| Flood Warning | 3 | 1 | July 5, 2026 |
| Fire Weather Watch | 3 | 0 | November 1, 2023 |
| Coastal Flood Warning | 2 | 0 | June 18, 2021 |
| Extreme Cold Watch | 2 | 2 | January 31, 2026 |
| High Wind Watch | 2 | 0 | March 4, 2025 |
| Extreme Cold Warning | 1 | 2 | January 31, 2026 |
| Winter Storm Watch | 1 | 0 | January 21, 2025 |
| Winter Storm Warning | 1 | 0 | January 21, 2025 |
Tornado history in Lafourche Parish
41 tornadoes have been recorded in Lafourche Parish since 1950, killing 23 people and injuring 190. That ranks 28 of 64 counties in Louisiana. The most recent was on June 26, 2025 (rated EF0).
Strongest tornadoes in Lafourche Parish
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| October 3, 1964 | F4 | Lafourche Parish | 1.5 mi | 67 yd | 22 | 165 |
| September 10, 1998 | F2 | Lafourche Parish | 4 mi | 50 yd | 1 | 6 |
| November 22, 1961 | F2 | Terrebonne Parish | 13.1 mi | 33 yd | 0 | 0 |
| February 3, 1960 | F2 | Lafourche Parish | 4.3 mi | 100 yd | 0 | 8 |
| April 6, 2005 | F2 | Lafourche Parish | 2 mi | 50 yd | 0 | 2 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| June 26, 2025 | EF0 | Lafourche Parish | 0.2 mi | 25 yd | 0 | 0 |
| June 6, 2019 | EF1 | Lafourche Parish | 3.5 mi | 100 yd | 0 | 0 |
| April 22, 2018 | EF1 | Lafourche Parish | 7.2 mi | 75 yd | 0 | 0 |
| May 30, 2017 | EF0 | Lafourche Parish | 0.3 mi | 75 yd | 0 | 0 |
| May 30, 2017 | ? | Lafourche Parish | 0.3 mi | 50 yd | 0 | 0 |
About Lafourche Parish
- Population: 95,342 (2024 estimate)
- State: Louisiana
- NOAA Weather Radio SAME code: 022057 (how to use it)