Track map & timeline · Atlantic · August 22–29, 2001
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 Dean (2001) was a tropical storm of the 2001 Atlantic season. It formed on August 22, 2001, 32 mi ENE of Saint Croix, U.S. Virgin Islands, reached its peak of 69 mph (111 km/h) and a minimum pressure of 994 mb on August 27, 2001, and never made landfall. It rapidly intensified by 34 mph in 24 hours (to 63 mph on August 27, 2001). The storm lasted 7.0 days and travelled about 3,171 miles (5,102 km).
02 · Intensity
03 · Impact
| City | Distance to center | When (UTC) | Storm strength then |
|---|---|---|---|
| San Juan, Puerto Rico | 43 mi | Aug 22 · 17:00 UTC | TS 57 mph |
Distance from the city to the storm’s center, interpolated hourly between official fixes. Damaging winds, surge and rain reach far beyond the center.
04 · Timeline
| Date · UTC | Status | Wind | Pressure | Position | Nearest place |
|---|---|---|---|---|---|
| Aug 22 12:00 | TS | 52 mph | 1010 mb | 17.9°N 64.3°W | 32 mi ENE of Saint Croix, U.S. Virgin Islands |
| Aug 22 18:00 | TS | 58 mph | 1009 mb | 19.1°N 65.9°W | 46 mi NNE of San Juan, Puerto Rico |
| Aug 23 00:00 | TS | 58 mph | 1010 mb | 19.8°N 67.4°W | 93 mi NNW of Isabela, Puerto Rico |
| Aug 23 06:00 | TS | 58 mph | 1010 mb | 20.7°N 68.9°W | 110 mi NE of Nagua, Dominican Republic |
| Aug 23 12:00 | TD | 35 mph | 1012 mb | 21.6°N 69.8°W | 137 mi NNE of Puerto Plata, Dominican Republic |
| Aug 23 18:00 | TD low/wave | 29 mph | 1012 mb | 23.0°N 70.2°W | 156 mi ENE of Providenciales, Turks and Caicos Islands |
| Aug 24 00:00 | TD low/wave | 29 mph | 1013 mb | 24.6°N 70.8°W | open ocean |
| Aug 24 06:00 | TD low/wave | 29 mph | 1013 mb | 26.6°N 70.7°W | open ocean |
| Aug 24 12:00 | TD low/wave | 29 mph | 1012 mb | 28.6°N 70.7°W | open ocean |
| Aug 24 18:00 | TD low/wave | 29 mph | 1012 mb | 30.3°N 70.2°W | open ocean |
| Aug 25 00:00 | TD low/wave | 29 mph | 1011 mb | 31.5°N 69.4°W | open ocean |
| Aug 25 06:00 | TD low/wave | 29 mph | 1011 mb | 32.7°N 67.9°W | 183 mi W of Pembroke Parish, Bermuda |
| Aug 25 12:00 | TD low/wave | 29 mph | 1010 mb | 34.0°N 66.5°W | 154 mi NW of Pembroke Parish, Bermuda |
| Aug 25 18:00 | TD low/wave | 29 mph | 1008 mb | 35.0°N 66.0°W | open ocean |
| Aug 26 00:00 | TD low/wave | 29 mph | 1008 mb | 35.0°N 66.0°W | open ocean |
| Aug 26 06:00 | TD low/wave | 29 mph | 1008 mb | 35.0°N 66.0°W | open ocean |
| Aug 26 12:00 | TD low/wave | 29 mph | 1008 mb | 35.2°N 65.5°W | open ocean |
| Aug 26 18:00 | TD | 35 mph | 1004 mb | 35.5°N 65.0°W | open ocean |
| Aug 27 00:00 | TS | 46 mph | 1001 mb | 36.3°N 63.3°W | open ocean |
| Aug 27 06:00 | TS | 58 mph | 1000 mb | 37.7°N 62.0°W | open ocean |
| Aug 27 12:00 | TS | 63 mph | 996 mb | 38.9°N 60.7°W | open ocean |
| Aug 27 18:00 | TS | 69 mph | 994 mb | 40.6°N 59.4°W | open ocean |
| Aug 28 00:00 | TS | 69 mph | 995 mb | 42.1°N 57.5°W | open ocean |
| Aug 28 06:00 | TS | 63 mph | 996 mb | 43.5°N 56.0°W | open ocean |
| Aug 28 12:00 | TS | 58 mph | 997 mb | 44.0°N 53.4°W | open ocean |
| Aug 28 18:00 | TS extratropical | 52 mph | 998 mb | 45.5°N 50.5°W | 177 mi SE of St. John's, Newfoundland and Labrador, Canada |
| Aug 29 00:00 | TS extratropical | 52 mph | 999 mb | 47.0°N 48.5°W | open ocean |
| Aug 29 06:00 | TS extratropical | 52 mph | 999 mb | 49.0°N 45.0°W | open ocean |
| Aug 29 12:00 | TS extratropical | 46 mph | 1000 mb | 51.0°N 40.9°W | open ocean |
⬇ Download track data (CSV) · public-domain NOAA best track
Questions
No — the NOAA best-track record shows no landfall for Dean. Its closest approach to a major city was 43 miles from San Juan, Puerto Rico.
At its peak on August 27, 2001, Dean was a tropical storm with maximum sustained winds of 69 mph (111 km/h) and a central pressure of 994 mb.
7.0 days, from August 22, 2001 to August 29, 2001. It travelled about 3,171 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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