Track map, landfall & timeline · Atlantic · July 31 – August 9, 1989
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
Hurricane Dean (1989) was a Category 2 hurricane of the 1989 Atlantic season. It formed on July 31, 1989, reached its peak of 104 mph (167 km/h) and a minimum pressure of 968 mb on August 7, 1989, and made landfall 16 mi ENE of Saint-Pierre, Saint Pierre and Miquelon on August 8, 1989 as a tropical storm (63 mph). The storm lasted 9.0 days and travelled about 4,243 miles (6,827 km).
02 · Intensity
03 · Impact
| Landfall (UTC) | Where | Strength | Pressure |
|---|---|---|---|
| August 8, 1989 · 13:00 UTC | 16 mi ENE of Saint-Pierre, Saint Pierre and Miquelon | TS 63 mph | 991 mb |
04 · Timeline
| Date · UTC | Status | Wind | Pressure | Position | Nearest place |
|---|---|---|---|---|---|
| Jul 31 06:00 | TD | 29 mph | 1010 mb | 14.8°N 41.8°W | open ocean |
| Jul 31 12:00 | TD | 29 mph | 1009 mb | 15.0°N 44.1°W | open ocean |
| Jul 31 18:00 | TD | 35 mph | 1008 mb | 15.1°N 46.0°W | open ocean |
| Aug 1 00:00 | TD | 35 mph | 1006 mb | 15.4°N 47.6°W | open ocean |
| Aug 1 06:00 | TS | 40 mph | 1004 mb | 15.8°N 49.3°W | open ocean |
| Aug 1 12:00 | TS | 46 mph | 1002 mb | 16.1°N 51.1°W | open ocean |
| Aug 1 18:00 | TS | 52 mph | 1000 mb | 16.4°N 52.9°W | open ocean |
| Aug 2 00:00 | TS | 58 mph | 998 mb | 16.6°N 54.6°W | open ocean |
| Aug 2 06:00 | TS | 69 mph | 996 mb | 16.9°N 56.4°W | open ocean |
| Aug 2 12:00 | Cat 1 | 75 mph | 994 mb | 17.3°N 58.1°W | open ocean |
| Aug 2 18:00 | Cat 1 | 81 mph | 992 mb | 17.9°N 59.5°W | 164 mi ENE of Saint John’s, Antigua and Barbuda |
| Aug 3 00:00 | Cat 1 | 81 mph | 990 mb | 18.5°N 60.7°W | 121 mi NE of Saint John’s, Antigua and Barbuda |
| Aug 3 06:00 | Cat 1 | 81 mph | 987 mb | 18.9°N 61.7°W | 123 mi N of Saint John’s, Antigua and Barbuda |
| Aug 3 12:00 | Cat 1 | 86 mph | 985 mb | 19.3°N 62.7°W | 139 mi N of Basseterre, Saint Kitts and Nevis |
| Aug 3 18:00 | Cat 1 | 86 mph | 985 mb | 19.7°N 63.4°W | 137 mi NE of Charlotte Amalie, U.S. Virgin Islands |
| Aug 4 00:00 | Cat 1 | 86 mph | 986 mb | 20.1°N 63.8°W | 142 mi NNE of Charlotte Amalie, U.S. Virgin Islands |
| Aug 4 06:00 | Cat 1 | 86 mph | 986 mb | 20.4°N 63.9°W | 157 mi NNE of Charlotte Amalie, U.S. Virgin Islands |
| Aug 4 12:00 | Cat 1 | 86 mph | 985 mb | 20.9°N 63.9°W | open ocean |
| Aug 4 18:00 | Cat 1 | 86 mph | 984 mb | 21.6°N 63.8°W | open ocean |
| Aug 5 00:00 | Cat 1 | 86 mph | 983 mb | 22.5°N 63.8°W | open ocean |
| Aug 5 06:00 | Cat 1 | 86 mph | 983 mb | 23.5°N 63.8°W | open ocean |
| Aug 5 12:00 | Cat 1 | 86 mph | 980 mb | 24.7°N 63.9°W | open ocean |
| Aug 5 18:00 | Cat 1 | 86 mph | 980 mb | 26.0°N 64.0°W | open ocean |
| Aug 6 00:00 | Cat 1 | 86 mph | 979 mb | 27.6°N 64.3°W | open ocean |
| Aug 6 06:00 | Cat 1 | 92 mph | 978 mb | 29.2°N 64.6°W | open ocean |
| Aug 6 12:00 | Cat 1 | 92 mph | 975 mb | 30.8°N 65.0°W | 104 mi S of Pembroke Parish, Bermuda |
| Aug 6 18:00 | Cat 2 | 98 mph | 971 mb | 32.4°N 65.1°W | 19 mi WNW of Pembroke Parish, Bermuda |
| Aug 7 00:00 | Cat 2 | 104 mph | 968 mb | 34.0°N 64.9°W | 118 mi N of Pembroke Parish, Bermuda |
| Aug 7 06:00 | Cat 2 | 104 mph | 969 mb | 35.6°N 64.5°W | open ocean |
| Aug 7 12:00 | Cat 2 | 98 mph | 979 mb | 37.5°N 64.0°W | open ocean |
| Aug 7 18:00 | Cat 1 | 92 mph | 972 mb | 39.4°N 63.4°W | open ocean |
| Aug 8 00:00 | Cat 1 | 86 mph | 975 mb | 41.7°N 62.1°W | open ocean |
| Aug 8 06:00 | Cat 1 | 75 mph | 978 mb | 44.1°N 59.7°W | 143 mi S of Sydney, Nova Scotia, Canada |
| Aug 8 12:00 | TS | 63 mph | 991 mb | 46.5°N 56.5°W | 166 mi E of Glace Bay, Nova Scotia, Canada |
| Aug 8 13:00 | TS LANDFALL | 63 mph | 991 mb | 46.9°N 55.9°W | 142 mi WSW of Conception Bay South, Newfoundland and Labrador, Canada |
| Aug 8 18:00 | TS | 52 mph | 995 mb | 48.8°N 53.2°W | 65 mi E of Gander, Newfoundland and Labrador, Canada |
| Aug 9 00:00 | TS extratropical | 46 mph | 1000 mb | 50.8°N 48.1°W | open ocean |
| Aug 9 06:00 | TS extratropical | 40 mph | 1003 mb | 51.8°N 41.9°W | open ocean |
⬇ Download track data (CSV) · public-domain NOAA best track
Questions
Dean made landfall once: 16 mi ENE of Saint-Pierre, Saint Pierre and Miquelon on August 8, 1989 at 13:00 UTC, as a tropical storm with 63 mph winds.
At its peak on August 7, 1989, Dean was a Category 2 hurricane with maximum sustained winds of 104 mph (167 km/h) and a central pressure of 968 mb. At its first landfall it was a tropical storm.
9.0 days, from July 31, 1989 to August 9, 1989, including 144 hours at hurricane strength. It travelled about 4,243 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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