Lannon, WI (ZIP 53046) has experienced 53 recorded natural disaster events based on federal and state agency records. These include 25 hailstorms, 14 floods, and 8 blizzards. Total documented property damage amounts to $155.1M. These events have resulted in 4 recorded deaths and 2 injuries.
With 25 recorded incidents (47% of all events), hailstorms are the leading natural hazard for this ZIP code. Hail-related events have caused a combined $15.3M in documented property damage. The most recent recorded hailstorm occurred on May 15, 2025.
There have been 14 recorded floods in this area, representing 26% of all disaster events. Of these, 9 (64%) 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 $139M in documented property damage. 1 fatality has been attributed to floods in this area. The most recent recorded flood occurred on Aug 10, 2025.
Lannon has experienced 8 blizzards on record. Of these, 2 (25%) 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 $161K in documented property damage. 2 fatalities have been attributed to blizzards in this area. The most recent recorded blizzard occurred on Jan 12, 2024.
Lannon has experienced 3 tornadoes on record. Tornado-related events have caused a combined $500K in documented property damage. The most recent recorded tornado occurred on Jul 1, 1991.
Lannon has experienced 1 extreme cold event on record. Cold-related events have caused a combined $3K in documented property damage. The most recent recorded extreme cold event occurred on Feb 5, 2007.
Lannon 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 Jul 29, 1999.
The most significant disaster event on record for Lannon was Flash Flood on Aug 9, 2025, which caused $89M in property damage. Another major event was Flash Flood (Jul 22, 2010), causing $24.1M in damages. Flash Flood on Aug 9, 2025 also caused significant damage ($9M).
Explore disaster history for adjacent areas
Based on federal and state records, ZIP code 53046 has experienced 53 natural disaster events. The hazard types affecting this area include hailstorms (25 events), floods (14 events), blizzards (8 events), tornadoes (3 events), extreme cold event (1 event), extreme heat event (1 event), and severe wind event (1 event). The primary hazard is hailstorms, which account for 47% of all recorded events.
Hailstorms are the most frequently recorded hazard in Lannon, WI, with 25 events documented. These events have caused a combined $15.3M in property damage.
Yes, Lannon (ZIP 53046) has 14 recorded flood events. These floods have caused $139M in total property damage. The most recent flood on record occurred on Aug 10, 2025.
Lannon has 3 recorded tornado events in the historical record. Total property damage from tornadoes in this area is $500K. The most recent tornado was recorded on Jul 1, 1991.
The most damaging natural disaster on record for ZIP code 53046 was Flash Flood, which occurred on Aug 9, 2025. This event caused $89M in documented property damage. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $155.1M in property damage in the Lannon, WI area (ZIP 53046). 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 →