Unnamed Hurricane, AL15 1970
Sep 30, 12:00 PM UTC – Oct 22, 6:00 AM UTC (21.8 days)
- Peak
- Hurricane, Category 1
- Max sustained wind
- 85 mph (75 kt)
- Lowest pressure
- 989 mb
- Landfalls
- 0
Track
- Hurricane
- Tropical Storm
- Tropical Depression
- Other
- Large white-ringed dots: landfall
Every track point (88)
| UTC | Status | Position | Wind kt | mb | Note |
|---|---|---|---|---|---|
| 1970-09-30 12:00 | TS | 15.0°N 54.5°W | 40 | 1001 | |
| 1970-09-30 18:00 | TS | 14.6°N 55.7°W | 40 | 1001 | |
| 1970-10-01 00:00 | TS | 14.2°N 56.8°W | 35 | 1004 | |
| 1970-10-01 06:00 | TS | 13.9°N 57.9°W | 35 | 1002 | |
| 1970-10-01 12:00 | TS | 13.8°N 58.9°W | 35 | — | |
| 1970-10-01 18:00 | TS | 13.8°N 59.6°W | 35 | 1004 | |
| 1970-10-02 00:00 | TS | 13.9°N 60.0°W | 40 | 1000 | |
| 1970-10-02 06:00 | TS | 14.0°N 60.2°W | 40 | 999 | |
| 1970-10-02 12:00 | TS | 13.7°N 60.8°W | 40 | 999 | |
| 1970-10-02 18:00 | TS | 13.4°N 61.5°W | 40 | — | |
| 1970-10-03 00:00 | TS | 13.2°N 62.2°W | 35 | — | |
| 1970-10-03 06:00 | TS | 13.3°N 62.9°W | 35 | 1005 | |
| 1970-10-03 12:00 | TS | 13.6°N 63.7°W | 35 | 1003 | |
| 1970-10-03 18:00 | TS | 13.7°N 64.6°W | 35 | 1004 | |
| 1970-10-04 00:00 | DB | 13.7°N 65.4°W | 30 | — | |
| 1970-10-04 06:00 | DB | 13.7°N 66.2°W | 30 | — | |
| 1970-10-04 12:00 | DB | 13.7°N 67.0°W | 30 | — | |
| 1970-10-04 18:00 | DB | 13.8°N 67.8°W | 30 | — | |
| 1970-10-05 00:00 | TD | 14.0°N 68.5°W | 30 | — | |
| 1970-10-05 06:00 | TD | 14.2°N 69.0°W | 30 | — | |
| 1970-10-05 12:00 | TS | 14.5°N 69.4°W | 35 | — | |
| 1970-10-05 18:00 | TS | 14.9°N 69.7°W | 35 | 1004 | |
| 1970-10-06 00:00 | TS | 15.3°N 69.9°W | 35 | 1004 | |
| 1970-10-06 06:00 | TS | 15.6°N 70.0°W | 35 | — | |
| 1970-10-06 12:00 | TS | 15.8°N 70.0°W | 35 | 1005 | |
| 1970-10-06 18:00 | TS | 15.7°N 70.2°W | 35 | 1004 | |
| 1970-10-07 00:00 | TS | 15.6°N 70.1°W | 35 | 1000 | |
| 1970-10-07 06:00 | TS | 15.3°N 70.0°W | 35 | 1002 | |
| 1970-10-07 12:00 | TD | 15.4°N 70.5°W | 30 | 1003 | |
| 1970-10-07 18:00 | TD | 16.1°N 70.8°W | 30 | 1004 | |
| 1970-10-08 00:00 | TD | 16.9°N 70.9°W | 30 | 1004 | |
| 1970-10-08 06:00 | TD | 17.8°N 70.8°W | 30 | — | |
| 1970-10-08 12:00 | TD | 18.8°N 70.6°W | 25 | — | |
| 1970-10-08 18:00 | TD | 19.7°N 70.2°W | 25 | — | |
| 1970-10-09 00:00 | TD | 20.5°N 69.4°W | 25 | — | |
| 1970-10-09 06:00 | TD | 21.2°N 68.4°W | 25 | — | |
| 1970-10-09 12:00 | TD | 22.0°N 67.3°W | 30 | — | |
| 1970-10-09 18:00 | TD | 23.0°N 66.1°W | 30 | — | |
| 1970-10-10 00:00 | TD | 24.1°N 64.8°W | 30 | — | |
| 1970-10-10 06:00 | TS | 25.3°N 63.2°W | 35 | — | |
| 1970-10-10 12:00 | TS | 26.5°N 61.6°W | 40 | 1000 | |
| 1970-10-10 18:00 | TS | 27.4°N 60.1°W | 40 | — | |
| 1970-10-11 00:00 | TS | 27.5°N 57.7°W | 40 | — | |
| 1970-10-11 06:00 | DB | 27.5°N 55.0°W | 35 | — | |
| 1970-10-11 12:00 | DB | 27.4°N 52.0°W | 30 | — | |
| 1970-10-11 18:00 | DB | 27.3°N 49.2°W | 30 | — | |
| 1970-10-12 00:00 | DB | 27.2°N 46.5°W | 30 | — | |
| 1970-10-12 06:00 | DB | 27.2°N 44.0°W | 30 | — | |
| 1970-10-12 12:00 | DB | 27.4°N 41.5°W | 30 | — | |
| 1970-10-12 18:00 | EX | 27.8°N 39.2°W | 30 | — | |
| 1970-10-13 00:00 | EX | 28.3°N 37.0°W | 30 | — | |
| 1970-10-13 06:00 | EX | 28.8°N 35.0°W | 35 | — | |
| 1970-10-13 12:00 | EX | 29.4°N 33.0°W | 35 | — | |
| 1970-10-13 18:00 | EX | 30.2°N 31.0°W | 35 | — | |
| 1970-10-14 00:00 | EX | 31.3°N 28.8°W | 35 | — | |
| 1970-10-14 06:00 | EX | 32.6°N 26.6°W | 35 | — | |
| 1970-10-14 12:00 | EX | 33.5°N 25.1°W | 40 | — | |
| 1970-10-14 18:00 | EX | 34.1°N 23.9°W | 40 | — | |
| 1970-10-15 00:00 | EX | 34.5°N 22.9°W | 40 | — | |
| 1970-10-15 06:00 | EX | 34.9°N 22.1°W | 40 | — | |
| 1970-10-15 12:00 | SS | 35.2°N 21.4°W | 45 | — | |
| 1970-10-15 18:00 | SS | 35.6°N 20.7°W | 45 | 997 | |
| 1970-10-16 00:00 | SS | 36.0°N 20.3°W | 45 | 998 | |
| 1970-10-16 06:00 | SS | 36.5°N 20.0°W | 45 | — | |
| 1970-10-16 12:00 | SS | 36.7°N 20.2°W | 45 | 997 | |
| 1970-10-16 18:00 | SS | 37.0°N 21.2°W | 50 | — | |
| 1970-10-17 00:00 | TS | 37.1°N 22.7°W | 60 | 992 | |
| 1970-10-17 06:00 | HU | 36.7°N 24.3°W | 65 | 989 | |
| 1970-10-17 12:00 | HU | 36.2°N 25.8°W | 65 | — | |
| 1970-10-17 18:00 | HU | 35.8°N 27.5°W | 70 | — | |
| 1970-10-18 00:00 | HU | 35.5°N 29.2°W | 70 | — | |
| 1970-10-18 06:00 | HU | 35.4°N 30.7°W | 70 | — | |
| 1970-10-18 12:00 | HU | 35.4°N 32.1°W | 75 | — | |
| 1970-10-18 18:00 | HU | 35.6°N 33.3°W | 75 | — | |
| 1970-10-19 00:00 | HU | 36.0°N 34.3°W | 75 | — | |
| 1970-10-19 06:00 | HU | 36.5°N 35.1°W | 75 | — | |
| 1970-10-19 12:00 | HU | 37.2°N 35.9°W | 75 | — | |
| 1970-10-19 18:00 | HU | 38.0°N 36.7°W | 75 | — | |
| 1970-10-20 00:00 | HU | 38.8°N 37.4°W | 70 | — | |
| 1970-10-20 06:00 | HU | 39.8°N 38.0°W | 65 | — | |
| 1970-10-20 12:00 | TS | 40.7°N 38.5°W | 60 | — | |
| 1970-10-20 18:00 | TS | 41.7°N 38.8°W | 55 | — | |
| 1970-10-21 00:00 | EX | 42.8°N 39.0°W | 50 | — | |
| 1970-10-21 06:00 | EX | 44.3°N 38.8°W | 50 | — | |
| 1970-10-21 12:00 | EX | 46.5°N 38.0°W | 50 | — | |
| 1970-10-21 18:00 | EX | 49.5°N 36.0°W | 45 | — | |
| 1970-10-22 00:00 | EX | 52.5°N 33.5°W | 40 | — | |
| 1970-10-22 06:00 | EX | 55.5°N 31.0°W | 40 | — |
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.