Natural Disaster Risk in Grand Coteau

Natural Hazard Profile: Grand Coteau, Louisiana

Located in the Deep South in St. Landry County, Grand Coteau is a small community of about 858. The humid subtropical climate that characterizes this part of Louisiana — marked by very hot summers, mild winters, and exceptionally high humidity — directly influences the types and severity of natural hazards present, making Grand Coteau a community where hazard awareness has real practical value.

FEMA rates Grand Coteau's composite natural disaster risk at 7.4 out of 10 — high risk. Drought is the leading natural hazard, with multi-year dry periods capable of depleting water supplies, devastating agriculture, and increasing wildfire risk across the region. Residents should also account for lightning and hurricane risk in their preparedness planning.

Relative to other U.S. communities, Grand Coteau's natural disaster risk is well above the U.S. national average of 4.5/10, slightly above the 6.1/10 state average. The hazard distribution here is led by drought and lightning, as measured by FEMA across St. Landry County. While city-specific sub-county variation exists, these scores represent the best available federal risk estimate.

With a high natural disaster risk rating, Grand Coteau residents benefit from taking preparedness seriously. Reviewing insurance coverage for drought and secondary hazards, registering for emergency alerts, and maintaining a household emergency kit are practical steps that can significantly reduce impact during a major event.