Radars:

Ohio Regional Radar

National Radar Picture

Lake Erie Nexrad Radar Display

Western Lake Erie Radar

Lake Erie: Cuyahoga Radar (based out of Cleveland)

Midwest Cell Tops Vectors (similar to Ohio Regional Radar
but it shows the tops of storm cells and cell direction).

Channel 4 (Cols) Live Titan Interactive radar

Intellicast Surface Analysis w/ Radar Image

National Weather Service (NWS) Detroit Radar

Central Ohio AccuWeather Radar

MARINE FORECASTS / CURRENT CONDITIONS

Lake Erie Marine Forecast

Great Lakes Forecasting System Lake Erie Page 

Conditions at Buoy 45005 (Western Lk. Erie Latitude 41° 40´ 4´´ N Longitude 82° 24´ 0´´ W)

Weather Underground Lorain Ohio General Forecast Page

US Sea Level Pressure with Satellite and Wind Vectors. 

Edgewater Yacht Club Weather Station Live feed (graphs of temp, baro, etc.).

SURFACE MAPS

Great Lakes Water Temperature map

Lake Erie Winds (courtesy of iwindsurf.com)

Weather Underground Lake Erie Satellite Map

Unisys Weather National Surface Map

MesoNet National Barometric Pressure Map

Great Lakes Wave Heights Current Conditions

Intellicast National Lightning Map

Live Lightning Display (Weather USA-covers Ohio)

Lightning Display (from Ontario; show Lake Erie, Huron, and Ontario)

Weather.com Nat'l Thunderstorm Forecast

Intellicast Sailcast Great Sailing Forecast for Great Lakes