Natural Disaster Risk in High Island
Texas
Risk Summary for High Island
High Island scores 7.4/10 (High risk), above the U.S. average of 4.5. The leading hazard is Cold Wave.
Top Hazards
All 18 Hazard Scores
How it compares
Live Conditions
🏠 What this means for insurance
Above-average risk — check your policy limits
Standard homeowners insurance may not fully cover all hazards rated highly in this area. Verify that your policy includes adequate coverage for the top local hazards, and ask your insurer about specific endorsements or separate policies (e.g., flood, earthquake).
This is general information only. Consult a licensed insurance professional for advice specific to your property.
Natural Hazard Profile: High Island, Texas
Located along the Gulf Coast in Galveston County, High Island is a small community of about 585. The diverse climate that characterizes this part of Texas — marked by an exceptionally varied climate from humid subtropical in the east to desert in the west — directly influences the types and severity of natural hazards present, making High Island a community where hazard awareness has real practical value.
High Island's overall natural disaster risk is rated 7.4/10 (High) by FEMA's National Risk Index. Extreme cold snaps top the local risk profile, with Arctic front passages causing rapid and severe temperature drops that challenge both infrastructure and outdoor safety. Secondary hazards include coastal flood and hurricane.
Relative to other U.S. communities, High Island's natural disaster risk is well above the U.S. national average of 4.5/10, considerably above the 5.6/10 state average. The hazard distribution here is led by cold wave and coastal flood, as measured by FEMA across Galveston County. While city-specific sub-county variation exists, these scores represent the best available federal risk estimate.
With a high natural disaster risk rating, High Island residents benefit from taking preparedness seriously. Reviewing insurance coverage for cold wave 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.
What this means for High Island: Cold Wave preparedness
- Keep emergency heat and supplies ready in case of cold-related power outages.
- Dress in layers and limit exposure during extreme cold to prevent frostbite and hypothermia.
- Protect pipes, pets, and plants, and ensure heating systems are serviced before winter.
Local Factors for High Island
These city-level factors differentiate High Island from other communities in Galveston County and provide geographic context for its hazard exposure.
Population
585
RuralGeographic Zone
Gulf Coast
Hurricane, surge & flood risk
Climate Band
Warm Subtropical
Latitude 29.6°
Flood Terrain
Minimal — county topography limits flood risk
Flood score: 1.0/10
Wildfire Exposure
Moderate — seasonal fire risk
Fire score: 8.7/10
Coordinates
29.5596° N, 94.4162° W
Galveston County
Population and coordinates from SimpleMaps US Cities data. Hazard scores from FEMA National Risk Index. Geographic classification derived from coordinates.
Recent Climate Data for High Island
Last 12 months · Source: Open-Meteo archive
Notable Weather Days (last 12 months)
ZIP Codes in High Island
Other cities in Texas
Data source: FEMA National Risk Index (NRI). Scores normalized to 1–10 across all US counties. City scores inherit county-level FEMA data. For informational purposes only.