Thompson, IA (ZIP 50478) has experienced 150 recorded natural disaster events based on federal and state agency records. These include 53 hailstorms, 45 blizzards, and 26 floods. Total documented property damage amounts to $18M. A total of 9 injuries have been reported across all events.
With 53 recorded incidents (35% of all events), hailstorms are the leading natural hazard for this ZIP code. Of these, 2 (4%) 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 4/5 (severe). Hail-related events have caused a combined $708K in documented property damage. The most recent recorded hailstorm occurred on Jun 20, 2025.
There have been 45 recorded blizzards in this area, representing 30% of all disaster events. Of these, 20 (44%) 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 $1.4M in documented property damage. The most recent recorded blizzard occurred on Feb 1, 2015.
There have been 26 recorded floods in this area, representing 17% of all disaster events. Of these, 16 (62%) 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 $1.8M in documented property damage. The most recent recorded flood occurred on Jul 13, 2013.
There have been 18 recorded tornadoes in this area, representing 12% of all disaster events. Tornado-related events have caused a combined $6.9M in documented property damage. The most recent recorded tornado occurred on Dec 15, 2021.
Thompson has experienced 4 extreme cold events on record. Of these, 4 (100%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for cold-related events here is 5/5 (extreme). Cold-related events have caused a combined $7M in documented property damage. The most recent recorded extreme cold event occurred on Apr 11, 2012.
Thompson has experienced 3 severe wind events on record. Wind-related events have caused a combined $105K in documented property damage. The most recent recorded severe wind event occurred on Aug 31, 2010.
The most significant disaster event on record for Thompson was Frost/Freeze on Sep 15, 2011, which caused $2.7M in property damage. Another major event was Frost/Freeze (Oct 10, 2009), causing $2.5M in damages. EF2 Tornado on Jun 7, 1984 also caused significant damage ($2.5M).
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Based on federal and state records, ZIP code 50478 has experienced 150 natural disaster events. The hazard types affecting this area include hailstorms (53 events), blizzards (45 events), floods (26 events), tornadoes (18 events), extreme cold events (4 events), severe wind events (3 events), and extreme heat event (1 event). The primary hazard is hailstorms, which account for 35% of all recorded events.
Hailstorms are the most frequently recorded hazard in Thompson, IA, with 53 events documented. These events have caused a combined $708K in property damage.
Yes, Thompson (ZIP 50478) has 26 recorded flood events. These floods have caused $1.8M in total property damage. The most recent flood on record occurred on Jul 13, 2013.
Thompson has 18 recorded tornado events in the historical record. The strongest tornado recorded reached severity level 3/5 on the normalized scale. Total property damage from tornadoes in this area is $6.9M. The most recent tornado was recorded on Dec 15, 2021.
The most damaging natural disaster on record for ZIP code 50478 was Frost/Freeze, which occurred on Sep 15, 2011. This event caused $2.7M in documented property damage. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $18M in property damage in the Thompson, IA area (ZIP 50478). 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 →