Zachary, LA (ZIP 70791) has experienced 78 recorded natural disaster events based on federal and state agency records. These include 42 hailstorms, 17 tornadoes, and 13 floods. Total documented property damage amounts to $3.9B. These events have resulted in 13 recorded deaths and 66 injuries.
Hailstorms represent the most common natural hazard in this area, accounting for 54% of all recorded events (42 total). The most recent recorded hailstorm occurred on Jun 11, 2025.
There have been 17 recorded tornadoes in this area, representing 22% of all disaster events. Of these, 2 (12%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for tornado-related events here is 4/5 (severe). Tornado-related events have caused a combined $6.8M in documented property damage. 1 fatality has been attributed to tornadoes in this area. The most recent recorded tornado occurred on Jun 24, 2020.
There have been 13 recorded floods in this area, representing 17% of all disaster events. Of these, 9 (69%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for flood-related events here is 5/5 (extreme). Flood-related events have caused a combined $3.6B in documented property damage. 7 fatalities have been attributed to floods in this area. The most recent recorded flood occurred on Apr 21, 2025.
Zachary has experienced 3 hurricanes on record. Hurricane-related events have caused a combined $297.9M in documented property damage. 4 fatalities have been attributed to hurricanes in this area. The most recent recorded hurricane occurred on Aug 29, 2021.
Zachary has experienced 2 severe wind events on record. Wind-related events have caused a combined $30K in documented property damage. The most recent recorded severe wind event occurred on May 13, 2024.
Zachary has experienced 1 extreme heat event on record. 1 fatality has been attributed to extreme heat events in this area. The most recent recorded extreme heat event occurred on Jul 30, 2024.
The most significant disaster event on record for Zachary was Flood on Aug 13, 2016, which caused $1.7B in property damage and was linked to 4 fatalities. Another major event was Flood (Aug 13, 2016), causing $1.3B in damages. Flash Flood on Aug 12, 2016 also caused significant damage ($576M).
Explore disaster history for adjacent areas
Based on federal and state records, ZIP code 70791 has experienced 78 natural disaster events. The hazard types affecting this area include hailstorms (42 events), tornadoes (17 events), floods (13 events), hurricanes (3 events), severe wind events (2 events), and extreme heat event (1 event). The primary hazard is hailstorms, which account for 54% of all recorded events.
Hailstorms are the most frequently recorded hazard in Zachary, LA, with 42 events documented.
Yes, Zachary (ZIP 70791) has 13 recorded flood events. These floods have caused $3.6B in total property damage. The most recent flood on record occurred on Apr 21, 2025.
Zachary has 17 recorded tornado events in the historical record. The strongest tornado recorded reached severity level 4/5 on the normalized scale. Total property damage from tornadoes in this area is $6.8M. The most recent tornado was recorded on Jun 24, 2020.
The most damaging natural disaster on record for ZIP code 70791 was Flood, which occurred on Aug 13, 2016. This event caused $1.7B in documented property damage. It resulted in 4 reported fatalities. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $3.9B in property damage in the Zachary, LA area (ZIP 70791). This figure is based on historical records from FEMA, NOAA Storm Events Database, and USGS, and covers events from the 1950s through the present. Actual damages may be higher, as not all events have complete damage assessments.
Data sourced from FEMA (disaster declarations, NFIP flood claims), NOAA Storm Events Database, USGS Earthquake Hazards Program, and NIFC wildfire records. Historical coverage varies by source, with most records beginning in the 1950s–1970s. Full methodology →