Merrillville, IN (ZIP 46410) has experienced 88 recorded natural disaster events based on federal and state agency records. These include 48 hailstorms, 16 severe wind events, and 15 tornadoes. Total documented property damage amounts to $15.2M. These events have resulted in 2 recorded deaths and 23 injuries.
Hailstorms represent the most common natural hazard in this area, accounting for 55% of all recorded events (48 total). Hail-related events have caused a combined $50.5K in documented property damage. The most recent recorded hailstorm occurred on May 20, 2024.
There have been 16 recorded severe wind events in this area, representing 18% of all disaster events. Wind-related events have caused a combined $990K in documented property damage. The most recent recorded severe wind event occurred on Mar 31, 2023.
There have been 15 recorded tornadoes in this area, representing 17% of all disaster events. Of these, 2 (13%) 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 $4M in documented property damage. The most recent recorded tornado occurred on Mar 19, 2025.
Merrillville has experienced 5 floods on record. Of these, 2 (40%) 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 $10.1M in documented property damage. 2 fatalities have been attributed to floods in this area. The most recent recorded flood occurred on Aug 23, 2014.
Merrillville 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 $110K in documented property damage. The most recent recorded blizzard occurred on Dec 29, 2012.
Merrillville has experienced 1 wildfire on record. The most recent recorded wildfire occurred on Mar 14, 2023.
The most significant disaster event on record for Merrillville was Flash Flood on Aug 22, 2014, which caused $10M in property damage. Another major event was EF2 Tornado (Jun 30, 1977), causing $2.5M in damages. EF2 Tornado on Aug 4, 2008 also caused significant damage ($1M).
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Based on federal and state records, ZIP code 46410 has experienced 88 natural disaster events. The hazard types affecting this area include hailstorms (48 events), severe wind events (16 events), tornadoes (15 events), floods (5 events), blizzards (3 events), and wildfire (1 event). The primary hazard is hailstorms, which account for 55% of all recorded events.
Hailstorms are the most frequently recorded hazard in Merrillville, IN, with 48 events documented. These events have caused a combined $50.5K in property damage.
Yes, Merrillville (ZIP 46410) has 5 recorded flood events. These floods have caused $10.1M in total property damage. The most recent flood on record occurred on Aug 23, 2014.
Merrillville has 15 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 $4M. The most recent tornado was recorded on Mar 19, 2025.
The most damaging natural disaster on record for ZIP code 46410 was Flash Flood, which occurred on Aug 22, 2014. This event caused $10M in documented property damage. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $15.2M in property damage in the Merrillville, IN area (ZIP 46410). 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 →