O tempo em todos os lugares da Província de Ontário
S
- S. E. Shoal Meteorological Aeronautical Presentation System
- Saint Catharines Airport
- Sarnia
- Sarnia Airport
- Sault Ste. Marie
- Scarborough
- Schumacher
- Searchmont
- Searchmont Resort
- Selkirk
- Shelburne
- Simcoe
- Sioux Lookout
- Sioux Narrows
- Smiths Falls
- Smithville
- Sombra
- South Lancaster
- South Porcupine
- South River
- Spanish
- Sparta
- St-Eugene
- St. Catharines
- Stayner
- Stittsville
- Stoney Creek
- Stouffville
- Stratford
- Strathroy
- Streetsville
- Sturgeon Falls
- Sudbury
- Sudbury
- Suomi
- Sutton
- Tavistock
- Tecumseh
- Terrace Bay Supplementary Aviation Weather Reporting Station
- Thamesville
- Thedford
- Thornbury
- Thorold
- Thunder Bay
- Tilbury
- Tillsonburg
- Timmins
- Tobermory
- Toronto
- Toronto Aes Hq
- Toronto Buttonville
- Toronto Headland
- Toronto Island
- Toronto Pearson Int'L.
- Torrance
- Trenton