Tropical Storm Greg (2017)
Jul 17, 12:00 PM UTC – Jul 27, 6:00 AM UTC (9.8 days)
- Peak
- Tropical Storm
- Max sustained wind
- 60 mph (50 kt)
- Lowest pressure
- 1000 mb
- Landfalls
- 0
Track
- Hurricane
- Tropical Storm
- Tropical Depression
- Other
- Large white-ringed dots: landfall
Every track point (40)
| UTC | Status | Position | Wind kt | mb | Note |
|---|---|---|---|---|---|
| 2017-07-17 12:00 | TD | 14.1°N 105.0°W | 30 | 1008 | |
| 2017-07-17 18:00 | TD | 14.1°N 105.7°W | 30 | 1007 | |
| 2017-07-18 00:00 | TD | 14.2°N 106.4°W | 30 | 1007 | |
| 2017-07-18 06:00 | TD | 14.4°N 107.1°W | 30 | 1007 | |
| 2017-07-18 12:00 | TS | 14.5°N 107.9°W | 35 | 1006 | |
| 2017-07-18 18:00 | TS | 14.5°N 108.7°W | 35 | 1006 | |
| 2017-07-19 00:00 | TS | 14.4°N 109.6°W | 35 | 1006 | |
| 2017-07-19 06:00 | TS | 14.2°N 110.5°W | 35 | 1006 | |
| 2017-07-19 12:00 | TS | 14.1°N 111.4°W | 40 | 1005 | |
| 2017-07-19 18:00 | TS | 14.0°N 112.3°W | 40 | 1005 | |
| 2017-07-20 00:00 | TS | 14.0°N 113.3°W | 35 | 1006 | |
| 2017-07-20 06:00 | TS | 14.0°N 114.3°W | 35 | 1006 | |
| 2017-07-20 12:00 | TS | 14.0°N 115.2°W | 40 | 1005 | |
| 2017-07-20 18:00 | TS | 14.1°N 116.1°W | 45 | 1003 | |
| 2017-07-21 00:00 | TS | 14.2°N 117.0°W | 50 | 1000 | |
| 2017-07-21 06:00 | TS | 14.3°N 117.9°W | 50 | 1000 | |
| 2017-07-21 12:00 | TS | 14.5°N 119.0°W | 45 | 1001 | |
| 2017-07-21 18:00 | TS | 14.7°N 120.1°W | 45 | 1001 | |
| 2017-07-22 00:00 | TS | 14.9°N 121.2°W | 45 | 1001 | |
| 2017-07-22 06:00 | TS | 15.0°N 122.3°W | 45 | 1001 | |
| 2017-07-22 12:00 | TS | 15.0°N 123.5°W | 45 | 1001 | |
| 2017-07-22 18:00 | TS | 14.9°N 124.7°W | 45 | 1001 | |
| 2017-07-23 00:00 | TS | 14.7°N 125.9°W | 45 | 1001 | |
| 2017-07-23 06:00 | TS | 14.4°N 127.2°W | 45 | 1001 | |
| 2017-07-23 12:00 | TS | 14.3°N 128.4°W | 45 | 1001 | |
| 2017-07-23 18:00 | TS | 14.3°N 129.6°W | 45 | 1001 | |
| 2017-07-24 00:00 | TS | 14.3°N 130.7°W | 45 | 1001 | |
| 2017-07-24 06:00 | TS | 14.3°N 131.8°W | 40 | 1003 | |
| 2017-07-24 12:00 | TS | 14.3°N 132.8°W | 40 | 1003 | |
| 2017-07-24 18:00 | TS | 14.4°N 133.8°W | 40 | 1003 | |
| 2017-07-25 00:00 | TS | 14.6°N 134.8°W | 40 | 1003 | |
| 2017-07-25 06:00 | TS | 14.9°N 135.8°W | 40 | 1003 | |
| 2017-07-25 12:00 | TS | 15.3°N 136.7°W | 35 | 1005 | |
| 2017-07-25 18:00 | TS | 15.9°N 137.6°W | 35 | 1005 | |
| 2017-07-26 00:00 | TD | 16.8°N 138.3°W | 30 | 1006 | |
| 2017-07-26 06:00 | TD | 17.5°N 139.3°W | 30 | 1007 | |
| 2017-07-26 12:00 | TD | 18.0°N 140.5°W | 25 | 1008 | |
| 2017-07-26 18:00 | LO | 18.3°N 141.6°W | 25 | 1008 | |
| 2017-07-27 00:00 | LO | 18.1°N 142.6°W | 25 | 1009 | |
| 2017-07-27 06:00 | LO | 17.7°N 143.6°W | 25 | 1009 |
From the National Hurricane Center's best-track archive (HURDAT2), its post-season reanalysis; values can differ from the advisories issued at the time. Source: hurdat2-1851-2025-092326.txt, hurdat2-nepac-1949-2025-092926.txt.