Helena, MT (ZIP 59601) has experienced 68 recorded natural disaster events based on federal and state agency records. These include 48 hailstorms, 8 wildfires, and 4 earthquakes. Total documented property damage amounts to $871K.
The dominant hazard type for Helena is hailstorms, with 48 recorded events making up 71% of the area's disaster history. Of these, 4 (8%) 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 $6K in documented property damage. The most recent recorded hailstorm occurred on Jul 28, 2025.
Helena has experienced 8 wildfires on record. The most recent recorded wildfire occurred on Jun 2, 2022.
Helena has experienced 4 earthquakes on record. The most recent recorded earthquake occurred on Feb 4, 2016.
Helena has experienced 4 floods 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 flood-related events here is 5/5 (extreme). Flood-related events have caused a combined $855K in documented property damage. The most recent recorded flood occurred on Apr 9, 2023.
Helena has experienced 4 severe wind events on record. 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 $10K in documented property damage. The most recent recorded severe wind event occurred on Oct 16, 2012.
The most significant disaster event on record for Helena was Flash Flood on Jul 3, 2022, which caused $700K in property damage.
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Based on federal and state records, ZIP code 59601 has experienced 68 natural disaster events. The hazard types affecting this area include hailstorms (48 events), wildfires (8 events), earthquakes (4 events), floods (4 events), and severe wind events (4 events). The primary hazard is hailstorms, which account for 71% of all recorded events.
Hailstorms are the most frequently recorded hazard in Helena, MT, with 48 events documented. These events have caused a combined $6K in property damage.
Yes, Helena (ZIP 59601) has 4 recorded flood events. These floods have caused $855K in total property damage. The most recent flood on record occurred on Apr 9, 2023.
The most damaging natural disaster on record for ZIP code 59601 was Flash Flood, which occurred on Jul 3, 2022. This event caused $700K in documented property damage. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $871K in property damage in the Helena, MT area (ZIP 59601). 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 →