Probable cause
Weather helicopter accidents
Incidents where adverse weather conditions including low visibility, icing, turbulence, or inadvertent IMC entry were the primary cause.
Total incidents
194
Confirmed fatalities
297
Fatal incidents
81
Fatal rate
41.8%
Most affected countries
🇺🇸 United States74 incidents
🇧🇷 Brazil3 incidents
🇬🇧 United Kingdom3 incidents
🇨🇦 Canada2 incidents
🇿🇦 South Africa2 incidents
Most affected aircraft
How many helicopter crashes are caused by weather?
194 incidents in this database are attributed to weather, causing 297 deathsacross 81 fatal accidents, between 1955 and 2026.
Where does this happen most?
Most often in United States, with 113 records, then Antarctica with 15.
Showing 100 most recent of 194 total incidents.
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