Storm Activity: Feb 17, 1977 - Mar 3, 1977
Mar 3 · 06:00 GMT -- -- Extratropical
| Mar 3 | 06:00 GMT | -30.2 | 55 | -- | -- | Extratropical | -- |
| Mar 3 | 03:00 GMT | -30.08 | 54 | -- | -- | Unknown | -- |
| Mar 3 | 00:00 GMT | -30 | 53 | -- | -- | Unknown | -- |
| Mar 2 | 21:00 GMT | -29.99 | 51.99 | -- | -- | Unknown | -- |
| Mar 2 | 18:00 GMT | -29.9 | 51 | -- | -- | Unknown | -- |
| Mar 2 | 15:00 GMT | -29.62 | 50.05 | -- | -- | Unknown | -- |
| Mar 2 | 12:00 GMT | -29.2 | 49.2 | -- | -- | Unknown | -- |
| Mar 2 | 09:00 GMT | -28.68 | 48.42 | -- | -- | Tropical Storm | -- |
| Mar 2 | 06:00 GMT | -28.2 | 47.8 | -- | -- | Tropical Storm | -- |
| Mar 2 | 03:00 GMT | -27.96 | 47.37 | -- | -- | Unknown | -- |
| Mar 2 | 00:00 GMT | -27.7 | 47.1 | -- | -- | Unknown | -- |
| Mar 1 | 21:00 GMT | -27.11 | 46.97 | -- | -- | Unknown | -- |
| Mar 1 | 18:00 GMT | -26.5 | 46.8 | -- | -- | Unknown | -- |
| Mar 1 | 15:00 GMT | -26.18 | 46.38 | -- | -- | Unknown | -- |
| Mar 1 | 12:00 GMT | -25.9 | 45.9 | -- | -- | Unknown | -- |
| Mar 1 | 09:00 GMT | -25.49 | 45.54 | -- | -- | Tropical Storm | -- |
| Mar 1 | 06:00 GMT | -25 | 45.2 | -- | -- | Tropical Storm | -- |
| Mar 1 | 03:00 GMT | -24.47 | 44.79 | -- | -- | Unknown | -- |
| Mar 1 | 00:00 GMT | -23.9 | 44.4 | -- | -- | Unknown | -- |
| Feb 28 | 21:00 GMT | -23.34 | 44.1 | -- | -- | Unknown | -- |
| Feb 28 | 18:00 GMT | -22.8 | 43.8 | -- | -- | Unknown | -- |
| Feb 28 | 15:00 GMT | -22.29 | 43.39 | -- | -- | Unknown | -- |
| Feb 28 | 12:00 GMT | -21.8 | 43 | -- | -- | Unknown | -- |
| Feb 28 | 09:00 GMT | -21.29 | 42.71 | -- | -- | Tropical Storm | -- |
| Feb 28 | 06:00 GMT | -20.9 | 42.5 | -- | -- | Tropical Storm | -- |
| Feb 28 | 03:00 GMT | -20.78 | 42.37 | -- | -- | Unknown | -- |
| Feb 28 | 00:00 GMT | -20.7 | 42.3 | -- | -- | Unknown | -- |
| Feb 27 | 21:00 GMT | -20.41 | 42.24 | -- | -- | Unknown | -- |
| Feb 27 | 18:00 GMT | -20.1 | 42.2 | -- | -- | Unknown | -- |
| Feb 27 | 15:00 GMT | -19.95 | 42.18 | -- | -- | Unknown | -- |
| Feb 27 | 12:00 GMT | -19.8 | 42.2 | -- | -- | Unknown | -- |
| Feb 27 | 09:00 GMT | -19.51 | 42.27 | -- | -- | Tropical Storm | -- |
| Feb 27 | 06:00 GMT | -19.2 | 42.4 | -- | -- | Tropical Storm | -- |
| Feb 27 | 03:00 GMT | -19.01 | 42.6 | -- | -- | Unknown | -- |
| Feb 27 | 00:00 GMT | -18.8 | 42.8 | -- | -- | Unknown | -- |
| Feb 26 | 21:00 GMT | -18.44 | 42.9 | -- | -- | Unknown | -- |
| Feb 26 | 18:00 GMT | -18.1 | 43 | -- | -- | Unknown | -- |
| Feb 26 | 15:00 GMT | -17.94 | 43.16 | -- | -- | Unknown | -- |
| Feb 26 | 12:00 GMT | -17.8 | 43.4 | -- | -- | Unknown | -- |
| Feb 26 | 09:00 GMT | -17.49 | 43.76 | -- | -- | Tropical Storm | -- |
| Feb 26 | 06:00 GMT | -17.2 | 44.1 | -- | -- | Tropical Storm | -- |
| Feb 26 | 03:00 GMT | -17.06 | 44.27 | -- | -- | Unknown | -- |
| Feb 26 | 00:00 GMT | -17 | 44.4 | -- | -- | Unknown | -- |
| Feb 25 | 21:00 GMT | -16.94 | 44.61 | -- | -- | Unknown | -- |
| Feb 25 | 18:00 GMT | -16.9 | 44.8 | -- | -- | Unknown | -- |
| Feb 25 | 15:00 GMT | -16.87 | 44.9 | -- | -- | Unknown | -- |
| Feb 25 | 12:00 GMT | -16.8 | 45 | -- | -- | Unknown | -- |
| Feb 25 | 09:00 GMT | -16.62 | 45.18 | -- | -- | Tropical Storm | -- |
| Feb 25 | 06:00 GMT | -16.4 | 45.4 | -- | -- | Tropical Storm | -- |
| Feb 25 | 03:00 GMT | -16.24 | 45.66 | -- | -- | Unknown | -- |
| Feb 25 | 00:00 GMT | -16.1 | 45.9 | -- | -- | Unknown | -- |
| Feb 24 | 21:00 GMT | -15.99 | 46.07 | -- | -- | Unknown | -- |
| Feb 24 | 18:00 GMT | -15.9 | 46.2 | -- | -- | Unknown | -- |
| Feb 24 | 15:00 GMT | -15.88 | 46.29 | -- | -- | Unknown | -- |
| Feb 24 | 12:00 GMT | -15.8 | 46.4 | -- | -- | Unknown | -- |
| Feb 24 | 09:00 GMT | -15.5 | 46.59 | -- | -- | Tropical Storm | -- |
| Feb 24 | 06:00 GMT | -15.2 | 46.8 | -- | -- | Tropical Storm | -- |
| Feb 24 | 03:00 GMT | -15.11 | 46.98 | -- | -- | Unknown | -- |
| Feb 24 | 00:00 GMT | -15.1 | 47.2 | -- | -- | Unknown | -- |
| Feb 23 | 21:00 GMT | -15.04 | 47.55 | -- | -- | Unknown | -- |
| Feb 23 | 18:00 GMT | -15 | 47.9 | -- | -- | Unknown | -- |
| Feb 23 | 15:00 GMT | -15.03 | 48.11 | -- | -- | Unknown | -- |
| Feb 23 | 12:00 GMT | -15.1 | 48.3 | -- | -- | Unknown | -- |
| Feb 23 | 09:00 GMT | -15.16 | 48.59 | -- | -- | Tropical Storm | -- |
| Feb 23 | 06:00 GMT | -15.2 | 48.9 | -- | -- | Tropical Storm | -- |
| Feb 23 | 03:00 GMT | -15.21 | 49.15 | -- | -- | Unknown | -- |
| Feb 23 | 00:00 GMT | -15.2 | 49.4 | -- | -- | Unknown | -- |
| Feb 22 | 21:00 GMT | -15.21 | 49.69 | -- | -- | Unknown | -- |
| Feb 22 | 18:00 GMT | -15.2 | 50 | -- | -- | Unknown | -- |
| Feb 22 | 15:00 GMT | -15.15 | 50.37 | -- | -- | Unknown | -- |
| Feb 22 | 12:00 GMT | -15.1 | 50.7 | -- | -- | Unknown | -- |
| Feb 22 | 09:00 GMT | -15.12 | 50.88 | -- | -- | Tropical Cyclone | -- |
| Feb 22 | 06:00 GMT | -15.1 | 51.1 | -- | -- | Tropical Cyclone | -- |
| Feb 22 | 03:00 GMT | -14.95 | 51.56 | -- | -- | Unknown | -- |
| Feb 22 | 00:00 GMT | -14.7 | 52 | -- | -- | Unknown | -- |
| Feb 21 | 21:00 GMT | -14.41 | 52.17 | -- | -- | Unknown | -- |
| Feb 21 | 18:00 GMT | -14.1 | 52.3 | -- | -- | Unknown | -- |
| Feb 21 | 15:00 GMT | -13.79 | 52.59 | -- | -- | Unknown | -- |
| Feb 21 | 12:00 GMT | -13.5 | 52.9 | -- | -- | Unknown | -- |
| Feb 21 | 09:00 GMT | -13.26 | 53.08 | -- | -- | Tropical Cyclone | -- |
| Feb 21 | 06:00 GMT | -13 | 53.3 | -- | -- | Tropical Cyclone | -- |
| Feb 21 | 03:00 GMT | -12.59 | 53.71 | -- | -- | Unknown | -- |
| Feb 21 | 00:00 GMT | -12.2 | 54.2 | -- | -- | Unknown | -- |
| Feb 20 | 21:00 GMT | -12 | 54.69 | -- | -- | Unknown | -- |
| Feb 20 | 18:00 GMT | -11.9 | 55.2 | -- | -- | Unknown | -- |
| Feb 20 | 15:00 GMT | -11.83 | 55.71 | -- | -- | Unknown | -- |
| Feb 20 | 12:00 GMT | -11.8 | 56.2 | -- | -- | Unknown | -- |
| Feb 20 | 09:00 GMT | -11.8 | 56.59 | -- | -- | Tropical Storm | -- |
| Feb 20 | 06:00 GMT | -11.8 | 57 | -- | -- | Tropical Storm | -- |
| Feb 20 | 03:00 GMT | -11.75 | 57.54 | -- | -- | Unknown | -- |
| Feb 20 | 00:00 GMT | -11.7 | 58.1 | -- | -- | Unknown | -- |
| Feb 19 | 21:00 GMT | -11.7 | 58.61 | -- | -- | Unknown | -- |
| Feb 19 | 18:00 GMT | -11.7 | 59.1 | -- | -- | Unknown | -- |
| Feb 19 | 15:00 GMT | -11.68 | 59.59 | -- | -- | Unknown | -- |
| Feb 19 | 12:00 GMT | -11.6 | 60.1 | -- | -- | Unknown | -- |
| Feb 19 | 09:00 GMT | -11.4 | 60.65 | -- | -- | Tropical Storm | -- |
| Feb 19 | 06:00 GMT | -11.2 | 61.2 | -- | -- | Tropical Storm | -- |
| Feb 19 | 03:00 GMT | -11.13 | 61.71 | -- | -- | Unknown | -- |
| Feb 19 | 00:00 GMT | -11.1 | 62.2 | -- | -- | Unknown | -- |
| Feb 18 | 21:00 GMT | -11.06 | 62.69 | -- | -- | Unknown | -- |
| Feb 18 | 18:00 GMT | -11 | 63.2 | -- | -- | Unknown | -- |
| Feb 18 | 15:00 GMT | -10.94 | 63.73 | -- | -- | Unknown | -- |
| Feb 18 | 12:00 GMT | -10.8 | 64.3 | -- | -- | Unknown | -- |
| Feb 18 | 09:00 GMT | -10.52 | 64.93 | -- | -- | Tropical Storm | -- |
| Feb 18 | 06:00 GMT | -10.2 | 65.5 | -- | -- | Tropical Storm | -- |
| Feb 18 | 03:00 GMT | -10.01 | 65.88 | -- | -- | Unknown | -- |
| Feb 18 | 00:00 GMT | -9.8 | 66.2 | -- | -- | Unknown | -- |
| Feb 17 | 21:00 GMT | -9.43 | 66.62 | -- | -- | Unknown | -- |
| Feb 17 | 18:00 GMT | -9 | 67 | -- | -- | Unknown | -- |
| Feb 17 | 15:00 GMT | -8.59 | 67.26 | -- | -- | Unknown | -- |
| Feb 17 | 12:00 GMT | -8.2 | 67.5 | -- | -- | Unknown | -- |
| Feb 17 | 09:00 GMT | -7.84 | 67.82 | -- | -- | Tropical Storm | -- |
| Feb 17 | 06:00 GMT | -7.5 | 68.2 | -- | -- | Tropical Storm | -- |
Learn more about Tropical Cyclone Hervea and the 1977 Southern Hemisphere hurricane season in our hurricane archive.
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