Unnamed was a Cat 1 Atlantic tropical cyclone that existed from August 7 to August 24, 1970 (18 days). It reached peak winds of 80 mph (70 kt) and a minimum central pressure of 1002 mb. The storm made 2 landfalls during its lifetime.
| Time (UTC) | Status | Lat | Lon | Winds (kt) | Pressure (mb) | Record |
|---|---|---|---|---|---|---|
| 1970-08-07 12:00 | TD | 14.00 | -18.50 | 25 | ||
| 1970-08-07 18:00 | TD | 14.00 | -19.50 | 25 | ||
| 1970-08-08 00:00 | TD | 14.00 | -20.50 | 25 | ||
| 1970-08-08 06:00 | TD | 14.00 | -21.50 | 30 | ||
| 1970-08-08 12:00 | TD | 14.00 | -22.50 | 30 | 1006 | |
| 1970-08-08 18:00 | TD | 14.00 | -23.70 | 30 | ||
| 1970-08-09 00:00 | TD | 14.00 | -25.00 | 30 | ||
| 1970-08-09 06:00 | TD | 14.00 | -26.50 | 30 | ||
| 1970-08-09 12:00 | TD | 14.00 | -28.10 | 30 | ||
| 1970-08-09 18:00 | TD | 13.90 | -30.00 | 30 | ||
| 1970-08-10 00:00 | TD | 13.80 | -32.00 | 30 | ||
| 1970-08-10 06:00 | TD | 13.70 | -33.90 | 30 | ||
| 1970-08-10 12:00 | TD | 13.50 | -35.70 | 30 | ||
| 1970-08-10 18:00 | TS | 13.30 | -37.50 | 35 | ||
| 1970-08-11 00:00 | TS | 13.20 | -39.50 | 35 | ||
| 1970-08-11 06:00 | TS | 13.40 | -41.50 | 35 | ||
| 1970-08-11 12:00 | TS | 13.70 | -43.70 | 40 | ||
| 1970-08-11 18:00 | TS | 13.90 | -46.00 | 40 | ||
| 1970-08-12 00:00 | TS | 14.00 | -48.20 | 35 | ||
| 1970-08-12 06:00 | TS | 14.00 | -50.40 | 35 | ||
| 1970-08-12 12:00 | TD | 14.00 | -52.60 | 30 | 1010 | |
| 1970-08-12 18:00 | TD | 14.00 | -54.70 | 30 | ||
| 1970-08-13 00:00 | TS | 14.30 | -56.50 | 35 | ||
| 1970-08-13 06:00 | TS | 15.30 | -58.00 | 45 | ||
| 1970-08-13 12:00 | TS | 16.70 | -59.50 | 50 | ||
| 1970-08-13 18:00 | TS | 18.20 | -61.30 | 55 | ||
| 1970-08-14 00:00 | TS | 19.50 | -63.30 | 55 | 1003 | |
| 1970-08-14 06:00 | TS | 20.50 | -65.30 | 45 | ||
| 1970-08-14 12:00 | TS | 21.50 | -67.50 | 40 | ||
| 1970-08-14 18:00 | DB | 22.50 | -70.00 | 40 | ||
| 1970-08-15 00:00 | DB | 23.80 | -72.20 | 35 | ||
| 1970-08-15 06:00 | DB | 25.50 | -74.00 | 30 | ||
| 1970-08-15 12:00 | TD | 27.00 | -75.50 | 30 | 1015 | |
| 1970-08-15 18:00 | TD | 27.90 | -76.80 | 30 | ||
| 1970-08-16 00:00 | TD | 28.60 | -77.90 | 30 | ||
| 1970-08-16 06:00 | TS | 29.30 | -78.50 | 35 | ||
| 1970-08-16 12:00 | TS | 30.00 | -78.70 | 35 | 1011 | |
| 1970-08-16 18:00 | TS | 31.00 | -78.70 | 35 | ||
| 1970-08-17 00:00 | TS | 32.20 | -78.50 | 40 | ||
| 1970-08-17 06:00 | TS | 33.50 | -77.80 | 45 | ||
| 1970-08-17 11:00 | TS | 34.70 | -76.70 | 50 | 1007 | Landfall |
| 1970-08-17 12:00 | TS | 34.80 | -76.60 | 50 | 1007 | |
| 1970-08-17 17:00 | TS | 35.60 | -75.50 | 55 | Landfall | |
| 1970-08-17 18:00 | TS | 35.80 | -75.20 | 55 | 1002 | |
| 1970-08-18 00:00 | TS | 37.50 | -72.50 | 60 | ||
| 1970-08-18 06:00 | HU | 39.30 | -69.30 | 65 | ||
| 1970-08-18 12:00 | HU | 41.30 | -64.30 | 70 | ||
| 1970-08-18 18:00 | HU | 42.50 | -58.50 | 70 | ||
| 1970-08-19 00:00 | EX | 44.50 | -54.00 | 65 | ||
| 1970-08-19 06:00 | EX | 46.00 | -52.00 | 60 | ||
| 1970-08-19 12:00 | EX | 47.50 | -50.50 | 55 | ||
| 1970-08-19 18:00 | EX | 48.20 | -49.50 | 50 | ||
| 1970-08-20 00:00 | EX | 48.50 | -48.60 | 50 | ||
| 1970-08-20 06:00 | EX | 48.20 | -47.80 | 50 | ||
| 1970-08-20 12:00 | EX | 47.50 | -47.50 | 45 | ||
| 1970-08-20 18:00 | EX | 46.70 | -48.00 | 45 | ||
| 1970-08-21 00:00 | EX | 46.00 | -48.50 | 45 | ||
| 1970-08-21 06:00 | EX | 45.40 | -48.20 | 45 | ||
| 1970-08-21 12:00 | EX | 45.20 | -47.10 | 45 | ||
| 1970-08-21 18:00 | EX | 45.40 | -45.90 | 45 | ||
| 1970-08-22 00:00 | EX | 46.00 | -44.50 | 45 | ||
| 1970-08-22 06:00 | EX | 46.70 | -43.00 | 45 | ||
| 1970-08-22 12:00 | EX | 47.70 | -40.50 | 45 | ||
| 1970-08-22 18:00 | EX | 48.60 | -38.00 | 45 | ||
| 1970-08-23 00:00 | EX | 49.20 | -35.30 | 40 | ||
| 1970-08-23 06:00 | EX | 49.20 | -32.50 | 40 | ||
| 1970-08-23 12:00 | EX | 48.50 | -30.00 | 35 | ||
| 1970-08-23 18:00 | EX | 47.50 | -28.00 | 30 | ||
| 1970-08-24 00:00 | EX | 46.50 | -26.40 | 30 | 1007 | |
| 1970-08-24 06:00 | EX | 46.00 | -25.10 | 30 | ||
| 1970-08-24 12:00 | EX | 45.70 | -24.00 | 25 | ||
| 1970-08-24 18:00 | EX | 45.50 | -23.00 | 25 |
Source: NOAA National Hurricane Center HURDAT2 best-track database (nhc.noaa.gov/data). Data is in the public domain. Best-track positions and intensities are post-storm reanalysis estimates and may differ from real-time advisories.