Storm Activity: Aug 7, 2023 - Aug 17, 2023
Aug 17 · 00:00 GMT 45 mph -- Tropical Storm
| Aug 17 | 00:00 GMT | 44 | 138.7 | 45 mph | -- | Tropical Storm | -- |
| Aug 16 | 18:00 GMT | 42.1 | 137.1 | 45 mph | -- | Tropical Storm | -- |
| Aug 16 | 12:00 GMT | 40.9 | 136.5 | 40 mph | -- | Tropical Storm | -- |
| Aug 16 | 06:00 GMT | 39.5 | 135.9 | 45 mph | -- | Tropical Storm | -- |
| Aug 16 | 00:00 GMT | 38.1 | 135.4 | 50 mph | -- | Tropical Storm | -- |
| Aug 15 | 18:00 GMT | 37 | 134.7 | 50 mph | -- | Tropical Storm | -- |
| Aug 15 | 12:00 GMT | 36.2 | 134.8 | 50 mph | -- | Tropical Storm | -- |
| Aug 15 | 06:00 GMT | 35.4 | 134.9 | 60 mph | -- | Tropical Storm | -- |
| Aug 15 | 00:00 GMT | 34.3 | 135.4 | 70 mph | -- | Tropical Storm | -- |
| Aug 14 | 18:00 GMT | 33.4 | 136.1 | 90 mph | -- | Typhoon | 1 |
| Aug 14 | 12:00 GMT | 32.7 | 136.6 | 100 mph | -- | Typhoon | 2 |
| Aug 14 | 06:00 GMT | 32.3 | 136.9 | 100 mph | -- | Typhoon | 2 |
| Aug 14 | 00:00 GMT | 31.8 | 137.5 | 100 mph | -- | Typhoon | 2 |
| Aug 13 | 18:00 GMT | 31.2 | 138.1 | 90 mph | -- | Typhoon | 1 |
| Aug 13 | 12:00 GMT | 30.7 | 138.5 | 85 mph | -- | Typhoon | 1 |
| Aug 13 | 06:00 GMT | 30.2 | 138.9 | 80 mph | -- | Typhoon | 1 |
| Aug 13 | 00:00 GMT | 29.7 | 139.4 | 80 mph | -- | Typhoon | 1 |
| Aug 12 | 18:00 GMT | 29.3 | 140 | 75 mph | -- | Typhoon | 1 |
| Aug 12 | 12:00 GMT | 29.1 | 140.8 | 90 mph | -- | Typhoon | 1 |
| Aug 12 | 06:00 GMT | 28.9 | 141.4 | 100 mph | -- | Typhoon | 2 |
| Aug 12 | 00:00 GMT | 28.5 | 141.8 | 100 mph | -- | Typhoon | 2 |
| Aug 11 | 18:00 GMT | 28.2 | 142.4 | 110 mph | -- | Typhoon | 2 |
| Aug 11 | 12:00 GMT | 27.9 | 142.6 | 120 mph | -- | Typhoon | 3 |
| Aug 11 | 06:00 GMT | 27.4 | 142.8 | 130 mph | -- | Typhoon | 4 |
| Aug 11 | 00:00 GMT | 26.8 | 142.9 | 130 mph | -- | Typhoon | 4 |
| Aug 10 | 18:00 GMT | 26.3 | 142.9 | 115 mph | -- | Typhoon | 3 |
| Aug 10 | 12:00 GMT | 26 | 143.2 | 85 mph | -- | Typhoon | 1 |
| Aug 10 | 06:00 GMT | 25.5 | 143.5 | 80 mph | -- | Typhoon | 1 |
| Aug 10 | 00:00 GMT | 25.2 | 143.9 | 75 mph | -- | Typhoon | 1 |
| Aug 9 | 18:00 GMT | 25.1 | 144.6 | 70 mph | -- | Tropical Storm | -- |
| Aug 9 | 12:00 GMT | 24.7 | 145.3 | 65 mph | -- | Tropical Storm | -- |
| Aug 9 | 06:00 GMT | 24.5 | 146 | 65 mph | -- | Tropical Storm | -- |
| Aug 9 | 00:00 GMT | 24.2 | 146.9 | 65 mph | -- | Tropical Storm | -- |
| Aug 8 | 18:00 GMT | 24.4 | 147.6 | 60 mph | -- | Tropical Storm | -- |
| Aug 8 | 12:00 GMT | 24.5 | 148.1 | 50 mph | -- | Tropical Storm | -- |
| Aug 8 | 06:00 GMT | 24.4 | 148.5 | 40 mph | -- | Tropical Storm | -- |
| Aug 8 | 00:00 GMT | 24.6 | 149 | 35 mph | -- | Tropical Depression | -- |
| Aug 7 | 18:00 GMT | 24.1 | 149.6 | 30 mph | -- | Tropical Depression | -- |
Learn more about Typhoon Lan and the 2023 Western Pacific hurricane season in our hurricane archive.
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