Storm Activity: Aug 18, 1984 - Aug 21, 1984
Aug 21 · 12:00 GMT 35 mph 1,008 mb Subtropical Depression
| Aug 21 | 12:00 GMT | 48.5 | -38 | 35 mph | 1,008 mb | Subtropical Depression | -- |
| Aug 21 | 09:00 GMT | 48.24 | -39.55 | 40 mph | 1,007 mb | Subtropical Storm | -- |
| Aug 21 | 06:00 GMT | 47.9 | -41.1 | 45 mph | 1,006 mb | Subtropical Storm | -- |
| Aug 21 | 03:00 GMT | 47.43 | -42.63 | 50 mph | 1,005 mb | Subtropical Storm | -- |
| Aug 21 | 00:00 GMT | 46.8 | -44 | 50 mph | 1,004 mb | Subtropical Storm | -- |
| Aug 20 | 21:00 GMT | 45.97 | -45.04 | 55 mph | 1,003 mb | Subtropical Storm | -- |
| Aug 20 | 18:00 GMT | 45.1 | -46 | 60 mph | 1,002 mb | Subtropical Storm | -- |
| Aug 20 | 15:00 GMT | 44.36 | -47.11 | 60 mph | 1,001 mb | Subtropical Storm | -- |
| Aug 20 | 12:00 GMT | 43.7 | -48.3 | 60 mph | 1,001 mb | Subtropical Storm | -- |
| Aug 20 | 09:00 GMT | 43.09 | -49.54 | 55 mph | 1,000 mb | Subtropical Storm | -- |
| Aug 20 | 06:00 GMT | 42.5 | -50.8 | 50 mph | 1,000 mb | Subtropical Storm | -- |
| Aug 20 | 03:00 GMT | 41.88 | -52.07 | 50 mph | 1,000 mb | Subtropical Storm | -- |
| Aug 20 | 00:00 GMT | 41.2 | -53.2 | 45 mph | 1,000 mb | Subtropical Storm | -- |
| Aug 19 | 21:00 GMT | 40.42 | -54.06 | 45 mph | 1,000 mb | Subtropical Storm | -- |
| Aug 19 | 18:00 GMT | 39.6 | -54.8 | 40 mph | 1,000 mb | Subtropical Storm | -- |
| Aug 19 | 15:00 GMT | 38.79 | -55.6 | 40 mph | 1,000 mb | Subtropical Storm | -- |
| Aug 19 | 12:00 GMT | 38 | -56.4 | 40 mph | 1,000 mb | Subtropical Storm | -- |
| Aug 19 | 09:00 GMT | 37.2 | -57.21 | 35 mph | 1,000 mb | Subtropical Depression | -- |
| Aug 19 | 06:00 GMT | 36.5 | -58 | 35 mph | 1,001 mb | Subtropical Depression | -- |
| Aug 19 | 03:00 GMT | 35.95 | -58.73 | 35 mph | 1,001 mb | Subtropical Depression | -- |
| Aug 19 | 00:00 GMT | 35.5 | -59.5 | 35 mph | 1,002 mb | Subtropical Depression | -- |
| Aug 18 | 21:00 GMT | 35.08 | -60.38 | 35 mph | 1,002 mb | Subtropical Depression | -- |
| Aug 18 | 18:00 GMT | 34.7 | -61.3 | 35 mph | 1,003 mb | Subtropical Depression | -- |
| Aug 18 | 15:00 GMT | 34.31 | -62.19 | 30 mph | 1,003 mb | Subtropical Depression | -- |
| Aug 18 | 12:00 GMT | 33.9 | -63.1 | 30 mph | 1,004 mb | Subtropical Depression | -- |
| Aug 18 | 09:00 GMT | 33.46 | -64.04 | 30 mph | 1,004 mb | Subtropical Depression | -- |
| Aug 18 | 06:00 GMT | 33 | -65 | 30 mph | 1,005 mb | Subtropical Depression | -- |
Learn more about Unnamed Subtropical Storm and the 1984 Atlantic hurricane season in our hurricane archive.
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