Griggsville, IL (ZIP 62340) has experienced 64 recorded natural disaster events based on federal and state agency records. These include 47 hailstorms, 9 tornadoes, and 6 floods. Total documented property damage amounts to $1.8M. These events have resulted in 2 recorded deaths and 4 injuries.
The dominant hazard type for Griggsville is hailstorms, with 47 recorded events making up 73% of the area's disaster history. Hail-related events have caused a combined $95K in documented property damage. The most recent recorded hailstorm occurred on Mar 14, 2025.
Griggsville has experienced 9 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 $530K in documented property damage. The most recent recorded tornado occurred on Dec 1, 2018.
Griggsville has experienced 6 floods on record. Of these, 3 (50%) 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 $1.2M in documented property damage. 1 fatality has been attributed to floods in this area. The most recent recorded flood occurred on Jul 19, 2015.
Griggsville 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 Jun 19, 2009.
Griggsville has experienced 1 severe wind event on record. The most recent recorded severe wind event occurred on Apr 29, 1984.
The most significant disaster event on record for Griggsville was Flash Flood on Jun 19, 2011, which caused $850K in property damage. Another major event was Flash Flood (Jul 19, 2015), causing $300K in damages.
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Based on federal and state records, ZIP code 62340 has experienced 64 natural disaster events. The hazard types affecting this area include hailstorms (47 events), tornadoes (9 events), floods (6 events), extreme heat event (1 event), and severe wind event (1 event). The primary hazard is hailstorms, which account for 73% of all recorded events.
Hailstorms are the most frequently recorded hazard in Griggsville, IL, with 47 events documented. These events have caused a combined $95K in property damage.
Yes, Griggsville (ZIP 62340) has 6 recorded flood events. These floods have caused $1.2M in total property damage. The most recent flood on record occurred on Jul 19, 2015.
Griggsville has 9 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 $530K. The most recent tornado was recorded on Dec 1, 2018.
The most damaging natural disaster on record for ZIP code 62340 was Flash Flood, which occurred on Jun 19, 2011. This event caused $850K in documented property damage. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $1.8M in property damage in the Griggsville, IL area (ZIP 62340). 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 →