If you are planning a trip then you may find these links helpful -  they are mostly focused around Poole Harbour but its just a case of zooming out etc.

Maps

Google Satellite Map of the Coast

Marine Map of Poole Harbour

Much better Marine Map

OpenMap of the Coast

What Three Words

Time & Tide

Pressure - Atlantic (MSW)

Sea Temperatures

Sunrise, Sunset, moon phase

Tidal Flows - Dorset Coast

Tide Times - Poole Harbour

Travel

Foreign Office Travel Advisories

Google Flights

Hurricanes - NOAA

Water Quality

Coast Watch (Wessex Water)

Environment Agency Bathing Water Quality

Weather Forecasts

BBC Weather Forecast

XCWeather Forecast

Webcams

Club Webcams Page

Winds & Waves

Waves (Windy.com)

Waves Bournemouth (MSW)

Waves Poole (MSW)

Wind (Windy.com)