Track map, landfall & timeline · Atlantic · August 18–22, 1970
TD TS Cat 1 2 3 4 5 · dashed = post-tropical / remnant low. Click any point or table row to jump there.
01 · The story
Tropical Storm Dorothy (1970) was a tropical storm of the 1970 Atlantic season. It formed on August 18, 1970, reached its peak of 69 mph (111 km/h) and a minimum pressure of 996 mb on August 20, 1970, and made landfall near Le Vauclin, Martinique on August 20, 1970 as a tropical storm (69 mph). The storm lasted 4.0 days and travelled about 1,565 miles (2,518 km).
02 · Intensity
03 · Impact
| Landfall (UTC) | Where | Strength | Pressure |
|---|---|---|---|
| August 20, 1970 · 19:00 UTC | near Le Vauclin, Martinique | TS 69 mph | — |
04 · Timeline
| Date · UTC | Status | Wind | Pressure | Position | Nearest place |
|---|---|---|---|---|---|
| Aug 18 00:00 | TD | 29 mph | — | 11.5°N 44.3°W | open ocean |
| Aug 18 06:00 | TD | 29 mph | — | 11.8°N 45.9°W | open ocean |
| Aug 18 12:00 | TD | 35 mph | — | 12.1°N 47.5°W | open ocean |
| Aug 18 18:00 | TS | 40 mph | — | 12.4°N 49.1°W | open ocean |
| Aug 19 00:00 | TS | 46 mph | — | 12.8°N 50.7°W | open ocean |
| Aug 19 06:00 | TS | 52 mph | — | 13.1°N 52.2°W | open ocean |
| Aug 19 12:00 | TS | 58 mph | 1001 mb | 13.3°N 53.7°W | open ocean |
| Aug 19 18:00 | TS | 58 mph | 1005 mb | 13.5°N 55.1°W | open ocean |
| Aug 20 00:00 | TS | 58 mph | 1003 mb | 13.7°N 56.5°W | open ocean |
| Aug 20 06:00 | TS | 69 mph | 996 mb | 13.8°N 58.0°W | 119 mi ENE of Bridgetown, Barbados |
| Aug 20 12:00 | TS | 69 mph | 998 mb | 14.1°N 59.5°W | 69 mi N of Bridgetown, Barbados |
| Aug 20 18:00 | TS | 69 mph | — | 14.5°N 60.6°W | 20 mi E of Rivière-Pilote, Martinique |
| Aug 20 19:00 | TS LANDFALL | 69 mph | — | 14.5°N 60.8°W | near Rivière-Pilote, Martinique |
| Aug 21 00:00 | TS | 63 mph | 1002 mb | 14.7°N 62.0°W | 62 mi W of Fort-de-France, Martinique |
| Aug 21 06:00 | TS | 58 mph | — | 14.8°N 63.5°W | 144 mi SW of Basse-Terre, Guadeloupe |
| Aug 21 12:00 | TS | 46 mph | 1006 mb | 15.0°N 64.8°W | open ocean |
| Aug 21 18:00 | TS | 46 mph | 1005 mb | 15.2°N 66.0°W | open ocean |
| Aug 22 00:00 | TS | 40 mph | 1007 mb | 15.4°N 67.2°W | 184 mi SSW of Ponce, Puerto Rico |
⬇ Download track data (CSV) · public-domain NOAA best track
Questions
Dorothy made landfall once: near Le Vauclin, Martinique on August 20, 1970 at 19:00 UTC, as a tropical storm with 69 mph winds.
At its peak on August 20, 1970, Dorothy was a tropical storm with maximum sustained winds of 69 mph (111 km/h) and a central pressure of 996 mb. At its first landfall it was a tropical storm.
4.0 days, from August 18, 1970 to August 22, 1970. It travelled about 1,565 miles.
The 6-hourly positions, winds, pressure and wind radii are available as CSV on this page (track.csv) — they come from the NOAA National Hurricane Center's HURDAT2 database and are in the public domain.
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