| [SG Weather Reading](https://data.gov.sg/dataset/realtime-weather-readings) | Realtime weather readings for Singapore area including other weather parameters | No | Yes | Unknown |
| [Storm Glass](https://stormglass.io/) | Global marine weather from multiple sources | `apiKey` | Yes | Yes |
| [Tomorrow](https://docs.tomorrow.io) | Weather API Powered by Proprietary Technology | `apiKey` | Yes | Unknown |