San Antonio, TX (ZIP 78240) has experienced 168 recorded natural disaster events based on federal and state agency records. These include 143 hailstorms, 7 floods, and 7 extreme heat events. Total documented property damage amounts to $1.4B. These events have resulted in 78 recorded deaths and 250 injuries.
The dominant hazard type for San Antonio is hailstorms, with 143 recorded events making up 85% of the area's disaster history. Of these, 5 (3%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for hail-related events here is 5/5 (extreme). Hail-related events have caused a combined $1.4B in documented property damage. The most recent recorded hailstorm occurred on May 26, 2025.
San Antonio has experienced 7 floods on record. Of these, 7 (100%) 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 $16.4M in documented property damage. 1 fatality has been attributed to floods in this area. The most recent recorded flood occurred on Jul 6, 2021.
San Antonio has experienced 7 extreme heat events on record. Of these, 3 (43%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for heat-related events here is 5/5 (extreme). 69 fatalities have been attributed to extreme heat events in this area. The most recent recorded extreme heat event occurred on Jul 9, 2025.
San Antonio has experienced 7 tornadoes on record. Of these, 2 (29%) 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 5/5 (extreme). Tornado-related events have caused a combined $777.5K in documented property damage. 3 fatalities have been attributed to tornadoes in this area. The most recent recorded tornado occurred on May 24, 2020.
San Antonio has experienced 2 extreme cold events on record. One event reached severity level 4 or 5 on the normalized scale. The highest recorded severity for cold-related events here is 5/5 (extreme). 5 fatalities have been attributed to extreme cold events in this area. The most recent recorded extreme cold event occurred on Feb 14, 2021.
San Antonio has experienced 1 blizzard on record. One event reached severity level 4 or 5 on the normalized scale. The highest recorded severity for winter storm events here is 5/5 (extreme). Winter storm events have caused a combined $1.2M in documented property damage. The most recent recorded blizzard occurred on Feb 1, 2023.
The most significant disaster event on record for San Antonio was 4.5" Hail on Apr 12, 2016, which caused $1.4B in property damage. Another major event was Flood (Oct 17, 1998), causing $8.1M in damages. Flood on Oct 17, 1998 also caused significant damage ($8.1M).
Explore disaster history for adjacent areas
Based on federal and state records, ZIP code 78240 has experienced 168 natural disaster events. The hazard types affecting this area include hailstorms (143 events), floods (7 events), extreme heat events (7 events), tornadoes (7 events), extreme cold events (2 events), blizzard (1 event), and severe wind event (1 event). The primary hazard is hailstorms, which account for 85% of all recorded events.
Hailstorms are the most frequently recorded hazard in San Antonio, TX, with 143 events documented. These events have caused a combined $1.4B in property damage.
Yes, San Antonio (ZIP 78240) has 7 recorded flood events. These floods have caused $16.4M in total property damage. The most recent flood on record occurred on Jul 6, 2021.
San Antonio has 7 recorded tornado events in the historical record. The strongest tornado recorded reached severity level 5/5 on the normalized scale. Total property damage from tornadoes in this area is $777.5K. The most recent tornado was recorded on May 24, 2020.
The most damaging natural disaster on record for ZIP code 78240 was 4.5" Hail, which occurred on Apr 12, 2016. This event caused $1.4B in documented property damage. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $1.4B in property damage in the San Antonio, TX area (ZIP 78240). 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 →