Federal records document 166 natural disaster events in the Potosi, MO area (ZIP 63664). These include 111 hailstorms, 22 tornadoes, and 16 wildfires. Total documented property damage amounts to $107.4M. These events have resulted in 15 recorded deaths and 210 injuries.
Hailstorms represent the most common natural hazard in this area, accounting for 67% of all recorded events (111 total). Hail-related events have caused a combined $15K in documented property damage. The most recent recorded hailstorm occurred on Mar 30, 2025.
There have been 22 recorded tornadoes in this area, representing 13% of all disaster events. Of these, 8 (36%) 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 $107.1M in documented property damage. 14 fatalities have been attributed to tornadoes in this area. The most recent recorded tornado occurred on May 19, 2025.
There have been 16 recorded wildfires in this area, representing 10% of all disaster events. The most recent recorded wildfire occurred on Nov 21, 2024.
Potosi has experienced 6 extreme heat events on record. Of these, 3 (50%) 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). 1 fatality has been attributed to extreme heat events in this area. The most recent recorded extreme heat event occurred on Jun 27, 2012.
Potosi has experienced 5 severe wind events on record. The most recent recorded severe wind event occurred on Oct 21, 2019.
Potosi has experienced 3 blizzards on record. Of these, 2 (67%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for winter storm events here is 5/5 (extreme). Winter storm events have caused a combined $315K in documented property damage. The most recent recorded blizzard occurred on Feb 21, 2008.
The most significant disaster event on record for Potosi was EF3 Tornado on May 21, 1957, which caused $25M in property damage and was linked to 8 fatalities. Another major event was EF2 Tornado (Nov 9, 1984), causing $25M in damages. EF3 Tornado on May 21, 1957 also caused significant damage ($25M).
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Based on federal and state records, ZIP code 63664 has experienced 166 natural disaster events. The hazard types affecting this area include hailstorms (111 events), tornadoes (22 events), wildfires (16 events), extreme heat events (6 events), severe wind events (5 events), blizzards (3 events), and earthquakes (3 events). The primary hazard is hailstorms, which account for 67% of all recorded events.
Hailstorms are the most frequently recorded hazard in Potosi, MO, with 111 events documented. These events have caused a combined $15K in property damage.
Potosi has 22 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 $107.1M. The most recent tornado was recorded on May 19, 2025.
The most damaging natural disaster on record for ZIP code 63664 was EF3 Tornado, which occurred on May 21, 1957. This event caused $25M in documented property damage. It resulted in 8 reported fatalities. It was rated at severity level 4/5.
Natural disasters have caused a documented total of $107.4M in property damage in the Potosi, MO area (ZIP 63664). 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 →