ZIP code 61448, covering Knoxville, IL, has 51 natural disaster events in the historical record. These include 37 hailstorms, 7 tornadoes, and 4 blizzards. Total documented property damage amounts to $1.2M. A total of 5 injuries have been reported across all events.
Hailstorms represent the most common natural hazard in this area, accounting for 73% of all recorded events (37 total). The most recent recorded hailstorm occurred on Nov 10, 2020.
Knoxville has experienced 7 tornadoes on record. One event reached severity level 4 or 5 on the normalized scale. The highest recorded severity for tornado-related events here is 4/5 (severe). Tornado-related events have caused a combined $302.5K in documented property damage. The most recent recorded tornado occurred on Apr 20, 2025.
Knoxville has experienced 4 blizzards 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 winter storm events here is 5/5 (extreme). Winter storm events have caused a combined $825K in documented property damage. The most recent recorded blizzard occurred on Dec 28, 2015.
Knoxville has experienced 3 severe wind events on record. Wind-related events have caused a combined $60K in documented property damage. The most recent recorded severe wind event occurred on Jul 15, 2024.
The most significant disaster event on record for Knoxville was Ice Storm on Dec 28, 2015, which caused $375K in property damage. Another major event was Blizzard (Feb 1, 2011), causing $300K in damages.
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Based on federal and state records, ZIP code 61448 has experienced 51 natural disaster events. The hazard types affecting this area include hailstorms (37 events), tornadoes (7 events), blizzards (4 events), and severe wind events (3 events). The primary hazard is hailstorms, which account for 73% of all recorded events.
Hailstorms are the most frequently recorded hazard in Knoxville, IL, with 37 events documented.
Knoxville has 7 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 $302.5K. The most recent tornado was recorded on Apr 20, 2025.
The most damaging natural disaster on record for ZIP code 61448 was Ice Storm, which occurred on Dec 28, 2015. This event caused $375K in documented property damage. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $1.2M in property damage in the Knoxville, IL area (ZIP 61448). 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 →