Track map, landfall & timeline · Atlantic · August 27–31, 2004
TD TS Cat 1 2 3 4 5 · dashed = post-tropical / remnant low. During the replay the shaded rings show the storm’s wind field as analysed by NHC — 39+, 58+ and 74+ mph winds, quadrant by quadrant. Click any point or table row to jump there.
01 · The story
Tropical Storm Hermine (2004) was a tropical storm of the 2004 Atlantic season. It formed on August 27, 2004, reached its peak of 58 mph (93 km/h) and a minimum pressure of 1002 mb on August 30, 2004, and made landfall 9 mi S of New Bedford, Massachusetts on August 31, 2004 as a tropical storm (40 mph). The storm lasted 3.8 days and travelled about 1,185 miles (1,907 km).
02 · Intensity
03 · Impact
| Landfall (UTC) | Where | Strength | Pressure |
|---|---|---|---|
| August 31, 2004 · 06:00 UTC | 9 mi S of New Bedford, Massachusetts | TS 40 mph | 1012 mb |
| City | Distance to center | When (UTC) | Storm strength then |
|---|---|---|---|
| New Bedford, Massachusetts | 9 mi | Aug 31 · 06:00 UTC | TS 40 mph |
| Providence, Rhode Island | 30 mi | Aug 31 · 07:00 UTC | TD 38 mph |
| Worcester, Massachusetts | 55 mi | Aug 31 · 08:00 UTC | TD 36 mph |
| Boston, Massachusetts | 19 mi | Aug 31 · 09:00 UTC | TD 35 mph |
| South Boston, Massachusetts | 18 mi | Aug 31 · 09:00 UTC | TD 35 mph |
| Cambridge, Massachusetts | 21 mi | Aug 31 · 09:00 UTC | TD 35 mph |
| Lowell, Massachusetts | 35 mi | Aug 31 · 10:00 UTC | TD 33 mph |
| Manchester, New Hampshire | 46 mi | Aug 31 · 11:00 UTC | TD 31 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 27 18:00 | TD | 29 mph | 1016 mb | 29.0°N 65.2°W | open ocean |
| Aug 28 00:00 | TD | 29 mph | 1016 mb | 29.0°N 65.7°W | open ocean |
| Aug 28 06:00 | TD | 29 mph | 1016 mb | 29.1°N 66.2°W | open ocean |
| Aug 28 12:00 | TD | 35 mph | 1015 mb | 29.2°N 66.6°W | open ocean |
| Aug 28 18:00 | TD | 35 mph | 1015 mb | 29.7°N 67.2°W | open ocean |
| Aug 29 00:00 | TD | 35 mph | 1014 mb | 30.1°N 68.4°W | open ocean |
| Aug 29 06:00 | TD | 35 mph | 1014 mb | 30.5°N 69.2°W | open ocean |
| Aug 29 12:00 | TS | 40 mph | 1012 mb | 31.1°N 69.8°W | open ocean |
| Aug 29 18:00 | TS | 46 mph | 1005 mb | 31.8°N 70.5°W | open ocean |
| Aug 30 00:00 | TS | 46 mph | 1005 mb | 32.6°N 71.1°W | open ocean |
| Aug 30 06:00 | TS | 58 mph | 1002 mb | 33.8°N 71.5°W | open ocean |
| Aug 30 12:00 | TS | 52 mph | 1007 mb | 35.8°N 71.5°W | open ocean |
| Aug 30 18:00 | TS | 52 mph | 1008 mb | 37.6°N 71.4°W | open ocean |
| Aug 31 00:00 | TS | 40 mph | 1011 mb | 39.9°N 71.3°W | 93 mi SE of Hampton Bays, New York |
| Aug 31 06:00 | TS LANDFALL | 40 mph | 1012 mb | 41.5°N 70.9°W | 9 mi S of New Bedford, Massachusetts |
| Aug 31 12:00 | TD extratropical | 29 mph | 1014 mb | 43.1°N 70.5°W | near York Beach, Maine |
⬇ Download track data (CSV) · public-domain NOAA best track
Questions
Hermine made landfall once: 9 mi S of New Bedford, Massachusetts on August 31, 2004 at 06:00 UTC, as a tropical storm with 40 mph winds.
At its peak on August 30, 2004, Hermine was a tropical storm with maximum sustained winds of 58 mph (93 km/h) and a central pressure of 1002 mb. At its first landfall it was a tropical storm.
3.8 days, from August 27, 2004 to August 31, 2004. It travelled about 1,185 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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