Government records show 333 natural disaster events affecting the Ankeny, IA area (ZIP 50021) — a notably active disaster history. These include 152 hailstorms, 97 floods, and 42 blizzards. Total documented property damage amounts to $136.4M. These events have resulted in 7 recorded deaths and 105 injuries.
With 152 recorded incidents (46% of all events), hailstorms are the leading natural hazard for this ZIP code. Of these, 3 (2%) 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 $1.7M in documented property damage. The most recent recorded hailstorm occurred on May 19, 2025.
Floods account for 29% of the disaster record here, with 97 events documented. Of these, 69 (71%) 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 $35.8M in documented property damage. 1 fatality has been attributed to floods in this area. The most recent recorded flood occurred on Aug 19, 2022.
There have been 42 recorded blizzards in this area, representing 13% of all disaster events. Of these, 26 (62%) 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 $10.4M in documented property damage. 1 fatality has been attributed to blizzards in this area. The most recent recorded blizzard occurred on Feb 1, 2015.
There have been 24 recorded severe wind events in this area, representing 7% of all disaster events. One event reached severity level 4 or 5 on the normalized scale. The highest recorded severity for wind-related events here is 4/5 (severe). Wind-related events have caused a combined $53.2M in documented property damage. The most recent recorded severe wind event occurred on Aug 10, 2020.
There have been 11 recorded tornadoes in this area, representing 3% of all disaster events. Of these, 2 (18%) 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 $30.7M in documented property damage. 2 fatalities have been attributed to tornadoes in this area. The most recent recorded tornado occurred on Jul 19, 2018.
Ankeny has experienced 4 extreme cold events on record. Of these, 3 (75%) 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 $4.3M in documented property damage. 1 fatality has been attributed to extreme cold events in this area. The most recent recorded extreme cold event occurred on Apr 11, 2012.
The most significant disaster event on record for Ankeny was 120 mph Thunderstorm Wind on Jun 29, 1998, which caused $40M in property damage. Another major event was EF4 Tornado (Jun 18, 1974), causing $25M in damages. Flash Flood on Jun 14, 2008 also caused significant damage ($7M).
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Based on federal and state records, ZIP code 50021 has experienced 333 natural disaster events. The hazard types affecting this area include hailstorms (152 events), floods (97 events), blizzards (42 events), severe wind events (24 events), tornadoes (11 events), extreme cold events (4 events), and extreme heat events (3 events). The primary hazard is hailstorms, which account for 46% of all recorded events.
Hailstorms are the most frequently recorded hazard in Ankeny, IA, with 152 events documented. These events have caused a combined $1.7M in property damage.
Yes, Ankeny (ZIP 50021) has 97 recorded flood events. These floods have caused $35.8M in total property damage. The most recent flood on record occurred on Aug 19, 2022.
Ankeny has 11 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 $30.7M. The most recent tornado was recorded on Jul 19, 2018.
The most damaging natural disaster on record for ZIP code 50021 was 120 mph Thunderstorm Wind, which occurred on Jun 29, 1998. This event caused $40M in documented property damage. It was rated at severity level 4/5.
Natural disasters have caused a documented total of $136.4M in property damage in the Ankeny, IA area (ZIP 50021). 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 →