Storm Activity: Dec 18, 1974 - Dec 24, 1974
Dec 24 · 12:00 GMT -- -- Unknown
| Dec 24 | 12:00 GMT | -26.1 | -163.1 | -- | -- | Unknown | -- |
| Dec 24 | 12:00 GMT | -26.1 | -163.1 | 30 mph | -- | Tropical Cyclone | -- |
| Dec 24 | 12:00 GMT | -26.1 | 196.9 | 30 mph | -- | Tropical Cyclone | -- |
| Dec 24 | 12:00 GMT | -26.1 | -163.1 | -- | -- | Dissipating | -- |
| Dec 24 | 09:00 GMT | -26.77 | -163.57 | -- | -- | Unknown | -- |
| Dec 24 | 09:00 GMT | -26.84 | -163.57 | 30 mph | -- | Tropical Cyclone | -- |
| Dec 24 | 09:00 GMT | -26.77 | -163.57 | 30 mph | -- | Tropical Cyclone | -- |
| Dec 24 | 09:00 GMT | -26.74 | -163.6 | -- | -- | Tropical Storm | -- |
| Dec 24 | 06:00 GMT | -27.4 | -164.1 | -- | -- | Unknown | -- |
| Dec 24 | 06:00 GMT | -27.5 | -164.1 | 35 mph | -- | Tropical Cyclone | -- |
| Dec 24 | 06:00 GMT | -27.4 | 195.9 | 30 mph | -- | Tropical Cyclone | -- |
| Dec 24 | 06:00 GMT | -27.36 | -164.14 | -- | -- | Tropical Storm | -- |
| Dec 24 | 03:00 GMT | -27.98 | -164.73 | -- | -- | Unknown | -- |
| Dec 24 | 03:00 GMT | -28.04 | -164.73 | 35 mph | -- | Tropical Cyclone | -- |
| Dec 24 | 03:00 GMT | -27.98 | -164.73 | 35 mph | -- | Tropical Cyclone | -- |
| Dec 24 | 03:00 GMT | -27.95 | -164.76 | -- | -- | Tropical Storm | -- |
| Dec 24 | 00:00 GMT | -28.5 | -165.5 | -- | -- | Unknown | -- |
| Dec 24 | 00:00 GMT | -28.5 | -165.5 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 24 | 00:00 GMT | -28.5 | 194.5 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 24 | 00:00 GMT | -28.5 | -165.5 | -- | -- | Tropical Storm | -- |
| Dec 23 | 21:00 GMT | -28.97 | -166.41 | -- | -- | Unknown | -- |
| Dec 23 | 21:00 GMT | -28.97 | -166.41 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 23 | 21:00 GMT | -28.97 | -166.41 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 23 | 21:00 GMT | -28.99 | -166.38 | -- | -- | Tropical Storm | -- |
| Dec 23 | 18:00 GMT | -29.4 | -167.4 | -- | -- | Unknown | -- |
| Dec 23 | 18:00 GMT | -29.4 | -167.4 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 23 | 18:00 GMT | -29.4 | 192.6 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 23 | 18:00 GMT | -29.43 | -167.36 | -- | -- | Tropical Storm | -- |
| Dec 23 | 15:00 GMT | -29.81 | -168.34 | -- | -- | Unknown | -- |
| Dec 23 | 15:00 GMT | -29.81 | -168.38 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 23 | 15:00 GMT | -29.81 | -168.34 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 23 | 15:00 GMT | -29.83 | -168.35 | -- | -- | Tropical Storm | -- |
| Dec 23 | 12:00 GMT | -30.2 | -169.3 | -- | -- | Unknown | -- |
| Dec 23 | 12:00 GMT | -30.2 | -169.3 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 23 | 12:00 GMT | -30.2 | 190.7 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 23 | 12:00 GMT | -30.2 | -169.3 | -- | -- | Tropical Storm | -- |
| Dec 23 | 09:00 GMT | -30.62 | -170.42 | -- | -- | Unknown | -- |
| Dec 23 | 09:00 GMT | -30.56 | -170.08 | 45 mph | -- | Tropical Cyclone | -- |
| Dec 23 | 09:00 GMT | -30.62 | -170.42 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 23 | 09:00 GMT | -30.62 | -170.26 | -- | -- | Tropical Storm | -- |
| Dec 23 | 06:00 GMT | -31 | -171.4 | -- | -- | Unknown | -- |
| Dec 23 | 06:00 GMT | -30.9 | -170.8 | 45 mph | -- | Tropical Cyclone | -- |
| Dec 23 | 06:00 GMT | -31 | 188.6 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 23 | 06:00 GMT | -31.02 | -171.15 | -- | -- | Tropical Storm | -- |
| Dec 23 | 03:00 GMT | -31.34 | -172.05 | -- | -- | Unknown | -- |
| Dec 23 | 03:00 GMT | -31.3 | -171.68 | 45 mph | -- | Tropical Cyclone | -- |
| Dec 23 | 03:00 GMT | -31.34 | -172.05 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 23 | 03:00 GMT | -31.36 | -171.86 | -- | -- | Tropical Storm | -- |
| Dec 23 | 00:00 GMT | -31.6 | -172.3 | -- | -- | Unknown | -- |
| Dec 23 | 00:00 GMT | -31.6 | -172.3 | 45 mph | -- | Tropical Cyclone | -- |
| Dec 23 | 00:00 GMT | -31.6 | 187.7 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 23 | 00:00 GMT | -31.6 | -172.3 | -- | -- | Tropical Storm | -- |
| Dec 22 | 21:00 GMT | -31.75 | -172.15 | -- | -- | Unknown | -- |
| Dec 22 | 21:00 GMT | -31.7 | -172.37 | 45 mph | -- | Tropical Cyclone | -- |
| Dec 22 | 21:00 GMT | -31.75 | -172.15 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 22 | 21:00 GMT | -31.74 | -172.36 | -- | -- | Tropical Storm | -- |
| Dec 22 | 18:00 GMT | -31.8 | -171.8 | -- | -- | Unknown | -- |
| Dec 22 | 18:00 GMT | -31.7 | -172.1 | 45 mph | -- | Tropical Cyclone | -- |
| Dec 22 | 18:00 GMT | -31.8 | 188.2 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 22 | 18:00 GMT | -31.78 | -172.15 | -- | -- | Tropical Storm | -- |
| Dec 22 | 15:00 GMT | -31.77 | -171.6 | -- | -- | Unknown | -- |
| Dec 22 | 15:00 GMT | -31.72 | -171.77 | 50 mph | -- | Tropical Cyclone | -- |
| Dec 22 | 15:00 GMT | -31.77 | -171.6 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 22 | 15:00 GMT | -31.76 | -171.79 | -- | -- | Tropical Storm | -- |
| Dec 22 | 12:00 GMT | -31.7 | -171.4 | -- | -- | Unknown | -- |
| Dec 22 | 12:00 GMT | -31.7 | -171.4 | 50 mph | -- | Tropical Cyclone | -- |
| Dec 22 | 12:00 GMT | -31.7 | 188.6 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 22 | 12:00 GMT | -31.7 | -171.4 | -- | -- | Tropical Storm | -- |
| Dec 22 | 09:00 GMT | -31.67 | -171.15 | -- | -- | Unknown | -- |
| Dec 22 | 09:00 GMT | -31.67 | -171.13 | 50 mph | -- | Tropical Cyclone | -- |
| Dec 22 | 09:00 GMT | -31.67 | -171.15 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 22 | 09:00 GMT | -31.66 | -171.16 | -- | -- | Tropical Storm | -- |
| Dec 22 | 06:00 GMT | -31.6 | -170.9 | -- | -- | Unknown | -- |
| Dec 22 | 06:00 GMT | -31.6 | -170.9 | 50 mph | -- | Tropical Cyclone | -- |
| Dec 22 | 06:00 GMT | -31.6 | 189.1 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 22 | 06:00 GMT | -31.59 | -170.93 | -- | -- | Tropical Storm | -- |
| Dec 22 | 03:00 GMT | -31.48 | -170.69 | -- | -- | Unknown | -- |
| Dec 22 | 03:00 GMT | -31.48 | -170.69 | 55 mph | -- | Tropical Cyclone | -- |
| Dec 22 | 03:00 GMT | -31.48 | -170.69 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 22 | 03:00 GMT | -31.47 | -170.7 | -- | -- | Tropical Storm | -- |
| Dec 22 | 00:00 GMT | -31.3 | -170.5 | -- | -- | Unknown | -- |
| Dec 22 | 00:00 GMT | -31.3 | -170.5 | 60 mph | -- | Tropical Cyclone | -- |
| Dec 22 | 00:00 GMT | -31.3 | 189.5 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 22 | 00:00 GMT | -31.3 | -170.5 | -- | -- | Tropical Storm | -- |
| Dec 21 | 21:00 GMT | -31.07 | -170.34 | -- | -- | Unknown | -- |
| Dec 21 | 21:00 GMT | -31.07 | -170.34 | 60 mph | -- | Tropical Cyclone | -- |
| Dec 21 | 21:00 GMT | -31.07 | -170.34 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 21 | 21:00 GMT | -31.08 | -170.33 | -- | -- | Tropical Storm | -- |
| Dec 21 | 18:00 GMT | -30.8 | -170.2 | -- | -- | Unknown | -- |
| Dec 21 | 18:00 GMT | -30.8 | -170.2 | 60 mph | -- | Tropical Cyclone | -- |
| Dec 21 | 18:00 GMT | -30.8 | 189.8 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 21 | 18:00 GMT | -30.81 | -170.18 | -- | -- | Tropical Storm | -- |
| Dec 21 | 15:00 GMT | -30.49 | -170.05 | -- | -- | Unknown | -- |
| Dec 21 | 15:00 GMT | -30.51 | -170.05 | 55 mph | -- | Tropical Cyclone | -- |
| Dec 21 | 15:00 GMT | -30.49 | -170.05 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 21 | 15:00 GMT | -30.51 | -170.04 | -- | -- | Tropical Storm | -- |
| Dec 21 | 12:00 GMT | -30.2 | -169.9 | -- | -- | Unknown | -- |
| Dec 21 | 12:00 GMT | -30.2 | -169.9 | 50 mph | -- | Tropical Cyclone | -- |
| Dec 21 | 12:00 GMT | -30.2 | 190.1 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 21 | 12:00 GMT | -30.2 | -169.9 | -- | -- | Tropical Storm | -- |
| Dec 21 | 09:00 GMT | -30.02 | -169.75 | -- | -- | Unknown | -- |
| Dec 21 | 09:00 GMT | -29.9 | -169.75 | 50 mph | -- | Tropical Cyclone | -- |
| Dec 21 | 09:00 GMT | -30.02 | -169.75 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 21 | 09:00 GMT | -29.98 | -169.72 | -- | -- | Tropical Storm | -- |
| Dec 21 | 06:00 GMT | -29.8 | -169.6 | -- | -- | Unknown | -- |
| Dec 21 | 06:00 GMT | -29.6 | -169.6 | 50 mph | -- | Tropical Cyclone | -- |
| Dec 21 | 06:00 GMT | -29.8 | 190.4 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 21 | 06:00 GMT | -29.73 | -169.55 | -- | -- | Tropical Storm | -- |
| Dec 21 | 03:00 GMT | -29.48 | -169.44 | -- | -- | Unknown | -- |
| Dec 21 | 03:00 GMT | -29.36 | -169.44 | 50 mph | -- | Tropical Cyclone | -- |
| Dec 21 | 03:00 GMT | -29.48 | -169.44 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 21 | 03:00 GMT | -29.43 | -169.4 | -- | -- | Tropical Storm | -- |
| Dec 21 | 00:00 GMT | -29 | -169.3 | -- | -- | Unknown | -- |
| Dec 21 | 00:00 GMT | -29 | -169.3 | 45 mph | -- | Tropical Cyclone | -- |
| Dec 21 | 00:00 GMT | -29 | 190.7 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 21 | 00:00 GMT | -29 | -169.3 | -- | -- | Tropical Storm | -- |
| Dec 20 | 21:00 GMT | -28.3 | -169.21 | -- | -- | Unknown | -- |
| Dec 20 | 21:00 GMT | -28.37 | -169.21 | 45 mph | -- | Tropical Cyclone | -- |
| Dec 20 | 21:00 GMT | -28.3 | -169.21 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 20 | 21:00 GMT | -28.4 | -169.25 | -- | -- | Tropical Storm | -- |
| Dec 20 | 18:00 GMT | -27.5 | -169.2 | -- | -- | Unknown | -- |
| Dec 20 | 18:00 GMT | -27.6 | -169.2 | 45 mph | -- | Tropical Cyclone | -- |
| Dec 20 | 18:00 GMT | -27.5 | 190.8 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 20 | 18:00 GMT | -27.68 | -169.26 | -- | -- | Tropical Storm | -- |
| Dec 20 | 15:00 GMT | -26.8 | -169.29 | -- | -- | Unknown | -- |
| Dec 20 | 15:00 GMT | -26.86 | -169.28 | 45 mph | -- | Tropical Cyclone | -- |
| Dec 20 | 15:00 GMT | -26.8 | -169.29 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 20 | 15:00 GMT | -26.89 | -169.31 | -- | -- | Tropical Storm | -- |
| Dec 20 | 12:00 GMT | -26.1 | -169.4 | -- | -- | Unknown | -- |
| Dec 20 | 12:00 GMT | -26.1 | -169.4 | 45 mph | -- | Tropical Cyclone | -- |
| Dec 20 | 12:00 GMT | -26.1 | 190.6 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 20 | 12:00 GMT | -26.1 | -169.4 | -- | -- | Tropical Storm | -- |
| Dec 20 | 09:00 GMT | -25.35 | -169.43 | -- | -- | Unknown | -- |
| Dec 20 | 09:00 GMT | -25.34 | -169.49 | 45 mph | -- | Tropical Cyclone | -- |
| Dec 20 | 09:00 GMT | -25.35 | -169.43 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 20 | 09:00 GMT | -25.39 | -169.46 | -- | -- | Tropical Storm | -- |
| Dec 20 | 06:00 GMT | -24.6 | -169.5 | -- | -- | Unknown | -- |
| Dec 20 | 06:00 GMT | -24.6 | -169.6 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 20 | 06:00 GMT | -24.6 | 190.5 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 20 | 06:00 GMT | -24.67 | -169.57 | -- | -- | Tropical Storm | -- |
| Dec 20 | 03:00 GMT | -23.91 | -169.69 | -- | -- | Unknown | -- |
| Dec 20 | 03:00 GMT | -23.91 | -169.75 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 20 | 03:00 GMT | -23.91 | -169.69 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 20 | 03:00 GMT | -23.95 | -169.74 | -- | -- | Tropical Storm | -- |
| Dec 20 | 00:00 GMT | -23.2 | -170 | -- | -- | Unknown | -- |
| Dec 20 | 00:00 GMT | -23.2 | -170 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 20 | 00:00 GMT | -23.2 | 190 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 20 | 00:00 GMT | -23.2 | -170 | -- | -- | Tropical Storm | -- |
| Dec 19 | 21:00 GMT | -22.42 | -170.42 | -- | -- | Unknown | -- |
| Dec 19 | 21:00 GMT | -22.41 | -170.36 | 35 mph | -- | Tropical Cyclone | -- |
| Dec 19 | 21:00 GMT | -22.42 | -170.42 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 19 | 21:00 GMT | -22.41 | -170.36 | -- | -- | Tropical Storm | -- |
| Dec 19 | 18:00 GMT | -21.6 | -170.9 | -- | -- | Unknown | -- |
| Dec 19 | 18:00 GMT | -21.6 | -170.8 | 35 mph | -- | Tropical Cyclone | -- |
| Dec 19 | 18:00 GMT | -21.6 | 189.1 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 19 | 18:00 GMT | -21.61 | -170.8 | -- | -- | Tropical Storm | -- |
| Dec 19 | 15:00 GMT | -20.79 | -171.34 | -- | -- | Unknown | -- |
| Dec 19 | 15:00 GMT | -20.79 | -171.29 | 35 mph | -- | Tropical Cyclone | -- |
| Dec 19 | 15:00 GMT | -20.79 | -171.34 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 19 | 15:00 GMT | -20.8 | -171.3 | -- | -- | Tropical Storm | -- |
| Dec 19 | 12:00 GMT | -20 | -171.8 | -- | -- | Unknown | -- |
| Dec 19 | 12:00 GMT | -20 | -171.8 | 35 mph | -- | Tropical Cyclone | -- |
| Dec 19 | 12:00 GMT | -20 | 188.2 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 19 | 12:00 GMT | -20 | -171.8 | -- | -- | Tropical Storm | -- |
| Dec 19 | 09:00 GMT | -19.24 | -172.3 | -- | -- | Unknown | -- |
| Dec 19 | 09:00 GMT | -19.24 | -172.25 | 30 mph | -- | Tropical Cyclone | -- |
| Dec 19 | 09:00 GMT | -19.24 | -172.3 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 19 | 09:00 GMT | -19.19 | -172.27 | -- | -- | Tropical Storm | -- |
| Dec 19 | 06:00 GMT | -18.5 | -172.8 | -- | -- | Unknown | -- |
| Dec 19 | 06:00 GMT | -18.5 | -172.7 | 30 mph | -- | Tropical Cyclone | -- |
| Dec 19 | 06:00 GMT | -18.5 | 187.2 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 19 | 06:00 GMT | -18.4 | -172.75 | -- | -- | Tropical Storm | -- |
| Dec 19 | 03:00 GMT | -17.72 | -173.26 | -- | -- | Unknown | -- |
| Dec 19 | 03:00 GMT | -17.75 | -173.19 | 30 mph | -- | Tropical Cyclone | -- |
| Dec 19 | 03:00 GMT | -17.72 | -173.26 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 19 | 03:00 GMT | -17.66 | -173.23 | -- | -- | Tropical Storm | -- |
| Dec 19 | 00:00 GMT | -17 | -173.7 | -- | -- | Unknown | -- |
| Dec 19 | 00:00 GMT | -17 | -173.7 | 30 mph | -- | Tropical Cyclone | -- |
| Dec 19 | 00:00 GMT | -17 | 186.3 | 40 mph | -- | Tropical Cyclone | -- |
| Dec 19 | 00:00 GMT | -17 | -173.7 | -- | -- | Tropical Storm | -- |
| Dec 18 | 21:00 GMT | -16.39 | -174.15 | -- | -- | Unknown | -- |
| Dec 18 | 21:00 GMT | -16.39 | -174.15 | -- | -- | Tropical Cyclone | -- |
| Dec 18 | 21:00 GMT | -16.45 | -174.16 | -- | -- | Tropical Storm | -- |
| Dec 18 | 18:00 GMT | -15.9 | -174.6 | -- | -- | Unknown | -- |
| Dec 18 | 18:00 GMT | -15.9 | 185.4 | -- | -- | Tropical Cyclone | -- |
| Dec 18 | 18:00 GMT | -15.99 | -174.61 | -- | -- | Tropical Storm | -- |
| Dec 18 | 15:00 GMT | -15.52 | -175.05 | -- | -- | Unknown | -- |
| Dec 18 | 15:00 GMT | -15.52 | -175.05 | -- | -- | Tropical Cyclone | -- |
| Dec 18 | 15:00 GMT | -15.58 | -175.06 | -- | -- | Tropical Storm | -- |
| Dec 18 | 12:00 GMT | -15.2 | -175.5 | -- | -- | Unknown | -- |
| Dec 18 | 12:00 GMT | -15.2 | 184.5 | -- | -- | Tropical Cyclone | -- |
| Dec 18 | 12:00 GMT | -15.2 | -175.5 | -- | -- | Tropical Storm | -- |
Learn more about Unnamed Unknown and the 1975 Southern Hemisphere hurricane season in our hurricane archive.
View All Hurricanes and Tropical Cyclones