Federal records document 182 natural disaster events in the Sumner, IA area (ZIP 50674). These include 75 hailstorms, 40 blizzards, and 37 floods. Total documented property damage amounts to $40.8M. A total of 4 injuries have been reported across all events.
The dominant hazard type for Sumner is hailstorms, with 75 recorded events making up 41% of the area's disaster history. Hail-related events have caused a combined $829K in documented property damage. The most recent recorded hailstorm occurred on Apr 18, 2025.
There have been 40 recorded blizzards in this area, representing 22% of all disaster events. Of these, 18 (45%) 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 $1.2M in documented property damage. The most recent recorded blizzard occurred on Feb 1, 2015.
There have been 37 recorded floods in this area, representing 20% of all disaster events. Of these, 30 (81%) 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 $23.2M in documented property damage. The most recent recorded flood occurred on Jun 22, 2024.
There have been 16 recorded tornadoes in this area, representing 9% of all disaster events. One event reached severity level 4 or 5 on the normalized scale. The highest recorded severity for tornado-related events here is 5/5 (extreme). Tornado-related events have caused a combined $7.1M in documented property damage. The most recent recorded tornado occurred on May 24, 2012.
Sumner has experienced 9 severe wind events on record. Wind-related events have caused a combined $1.5M in documented property damage. The most recent recorded severe wind event occurred on Jun 16, 2014.
Sumner 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.
The most significant disaster event on record for Sumner was Flash Flood on Jul 22, 2017, which caused $9.6M in property damage. Another major event was Flood (Jul 22, 2017), causing $5.2M in damages. Flash Flood on Aug 28, 2021 also caused significant damage ($3.2M).
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Based on federal and state records, ZIP code 50674 has experienced 182 natural disaster events. The hazard types affecting this area include hailstorms (75 events), blizzards (40 events), floods (37 events), tornadoes (16 events), severe wind events (9 events), extreme cold events (4 events), and extreme heat event (1 event). The primary hazard is hailstorms, which account for 41% of all recorded events.
Hailstorms are the most frequently recorded hazard in Sumner, IA, with 75 events documented. These events have caused a combined $829K in property damage.
Yes, Sumner (ZIP 50674) has 37 recorded flood events. These floods have caused $23.2M in total property damage. The most recent flood on record occurred on Jun 22, 2024.
Sumner has 16 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 $7.1M. The most recent tornado was recorded on May 24, 2012.
The most damaging natural disaster on record for ZIP code 50674 was Flash Flood, which occurred on Jul 22, 2017. This event caused $9.6M in documented property damage. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $40.8M in property damage in the Sumner, IA area (ZIP 50674). 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 →