With 205 documented natural disaster events, ZIP code 46237 in Southport, IN has a substantial history of natural hazard activity. These include 139 hailstorms, 33 floods, and 17 tornadoes. Total documented property damage amounts to $66.9M. These events have resulted in 9 recorded deaths and 190 injuries.
With 139 recorded incidents (68% of all events), hailstorms are the leading natural hazard for this ZIP code. One event reached severity level 4 or 5 on the normalized scale. The highest recorded severity for hail-related events here is 4/5 (severe). The most recent recorded hailstorm occurred on May 20, 2025.
There have been 33 recorded floods in this area, representing 16% of all disaster events. Of these, 11 (33%) 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 $17M in documented property damage. 1 fatality has been attributed to floods in this area. The most recent recorded flood occurred on Apr 4, 2025.
There have been 17 recorded tornadoes in this area, representing 8% 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 5/5 (extreme). Tornado-related events have caused a combined $47.8M in documented property damage. The most recent recorded tornado occurred on Jun 15, 2019.
There have been 12 recorded blizzards in this area, representing 6% of all disaster events. Of these, 8 (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 $2.1M in documented property damage. 7 fatalities have been attributed to blizzards in this area. The most recent recorded blizzard occurred on Nov 10, 2025.
Southport has experienced 3 severe wind events on record. Wind-related events have caused a combined $5K in documented property damage. The most recent recorded severe wind event occurred on May 16, 2025.
Southport 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 Jun 14, 2000.
The most significant disaster event on record for Southport was EF2 Tornado on Sep 20, 2002, which caused $40M in property damage. Another major event was Flood (Jul 6, 2003), causing $10.6M in damages. EF2 Tornado on Mar 31, 2006 also caused significant damage ($3M).
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Based on federal and state records, ZIP code 46237 has experienced 205 natural disaster events. The hazard types affecting this area include hailstorms (139 events), floods (33 events), tornadoes (17 events), blizzards (12 events), severe wind events (3 events), and extreme heat event (1 event). The primary hazard is hailstorms, which account for 68% of all recorded events.
Hailstorms are the most frequently recorded hazard in Southport, IN, with 139 events documented.
Yes, Southport (ZIP 46237) has 33 recorded flood events. These floods have caused $17M in total property damage. The most recent flood on record occurred on Apr 4, 2025.
Southport has 17 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 $47.8M. The most recent tornado was recorded on Jun 15, 2019.
The most damaging natural disaster on record for ZIP code 46237 was EF2 Tornado, which occurred on Sep 20, 2002. This event caused $40M in documented property damage. It was rated at severity level 3/5.
Natural disasters have caused a documented total of $66.9M in property damage in the Southport, IN area (ZIP 46237). 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 →