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Note: Vessel information is updated daily. All times are local port time.

Area/Region: U

Port Overview
Sister Bay is a strategically positioned maritime facility located in Door County, Wisconsin, United States. Situated along the pristine shoreline of Lake Michigan, this port serves as a critical maritime infrastructure point for regional maritime commerce and local economic development. While primarily serving local maritime needs, Sister Bay offers unique advantages for smaller vessel operations and regional maritime logistics.

Geographic Location & Access
Precisely positioned at coordinates 45.1928°N, -87.1201°E, Sister Bay is nestled in the northeastern region of Wisconsin’s Door Peninsula. The port benefits from a sheltered natural harbor environment, providing protection from Lake Michigan’s potentially challenging maritime conditions. The surrounding geographic features offer natural wave protection and relatively stable navigation conditions.

Climate characteristics include:
– Seasonal temperature variations
– Potential winter ice formation
– Moderate summer navigation conditions
– Average annual precipitation supporting maritime operations

Port Infrastructure & Facilities
Sister Bay’s maritime infrastructure is designed for smaller-scale maritime operations, with capabilities tailored to regional shipping and recreational marine activities. Key infrastructure features include:

Berth Specifications:
– Limited commercial berth configurations
– Suitable for smaller commercial and recreational vessels
– Maximum vessel length accommodations: approximately 30-40 meters
– Modest cargo handling capabilities

Facility Capabilities:
– Small-scale cargo transfer infrastructure
– Limited container handling capabilities
– Basic marine support services
– Recreational boat moorage facilities

Technical Specifications
Technical port characteristics include:

Navigation Parameters:
– Maximum draft: 50 meters
– Channel depth: Varies, typically 5-10 meters
– Tidal range: Minimal (Lake Michigan environment)
– Navigation aids: Standard maritime signaling systems

Vessel Limitations:
– Primarily suited for smaller commercial and recreational vessels
– Draft restrictions based on local bathymetric conditions
– Seasonal navigation considerations

Operational Services
Available operational services include:

Maritime Support:
– Basic vessel maintenance support
– Fuel provisioning for smaller vessels
– Limited bunkering capabilities
– Basic marine supply services

Additional Services:
– Vessel inspection facilities
– Basic customs clearance
– Marine safety support
– Emergency response capabilities

Commercial & Economic Aspects
Commercial characteristics:

Economic Positioning:
– Regional maritime service hub
– Supporting local maritime industries
– Recreational boating economic contributions
– Tourism-related maritime activities

Connectivity:
– Road access via local transportation networks
– Limited rail connectivity
– Proximity to regional transportation infrastructure

Strategic Importance
Strategic port considerations:

Regional Significance:
– Supporting Door County maritime ecosystem
– Facilitating local maritime commerce
– Recreational boating infrastructure
– Tourism and maritime service support

Future Development:
– Potential infrastructure expansion
– Enhanced maritime service capabilities
– Sustainable development initiatives

Conclusion
Sister Bay represents a specialized maritime facility serving regional maritime needs. While not a major international commercial port, it provides critical infrastructure for local maritime activities, recreational boating, and regional economic support. Its strategic location and specialized services make it a valuable maritime asset for Door County’s maritime ecosystem.

Recommended for:
– Regional maritime operations
– Recreational marine activities
– Local commercial shipping
– Tourism

Port Codes:

SISTERBAY

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