Storm Activity: Apr 9, 1991 - Apr 19, 1991
Apr 19 · 00:00 GMT 30 mph 1,002 mb Unknown
| Apr 19 | 00:00 GMT | -21.2 | 108.3 | 30 mph | 1,002 mb | Unknown | -- |
| Apr 18 | 21:00 GMT | -20.75 | 108.55 | 30 mph | 1,001 mb | Tropical Depression | -- |
| Apr 18 | 18:00 GMT | -20.3 | 108.8 | 30 mph | 1,000 mb | Tropical Depression | -- |
| Apr 18 | 15:00 GMT | -19.85 | 109.05 | 30 mph | 999 mb | Tropical Depression | -- |
| Apr 18 | 12:00 GMT | -19.4 | 109.3 | 35 mph | 998 mb | Tropical Depression | -- |
| Apr 18 | 09:00 GMT | -18.94 | 109.54 | 35 mph | 998 mb | Tropical Cyclone | -- |
| Apr 18 | 06:00 GMT | -18.5 | 109.8 | 40 mph | 998 mb | Tropical Cyclone | -- |
| Apr 18 | 03:00 GMT | -18.1 | 110.08 | 40 mph | 998 mb | Tropical Cyclone | -- |
| Apr 18 | 00:00 GMT | -17.7 | 110.4 | 40 mph | 998 mb | Tropical Cyclone | -- |
| Apr 17 | 21:00 GMT | -17.25 | 110.78 | 40 mph | 998 mb | Tropical Cyclone | -- |
| Apr 17 | 18:00 GMT | -16.8 | 111.2 | 40 mph | 998 mb | Tropical Cyclone | -- |
| Apr 17 | 15:00 GMT | -16.39 | 111.64 | 40 mph | 997 mb | Tropical Cyclone | -- |
| Apr 17 | 12:00 GMT | -16 | 112.1 | 40 mph | 997 mb | Tropical Cyclone | -- |
| Apr 17 | 09:00 GMT | -15.59 | 112.56 | 40 mph | 996 mb | Tropical Cyclone | -- |
| Apr 17 | 06:00 GMT | -15.2 | 113 | 40 mph | 995 mb | Tropical Cyclone | -- |
| Apr 17 | 03:00 GMT | -14.81 | 113.44 | 40 mph | 995 mb | Tropical Cyclone | -- |
| Apr 17 | 00:00 GMT | -14.5 | 113.8 | 40 mph | 995 mb | Tropical Cyclone | -- |
| Apr 16 | 21:00 GMT | -14.25 | 113.96 | 40 mph | 995 mb | Tropical Cyclone | -- |
| Apr 16 | 18:00 GMT | -14.2 | 114.2 | 40 mph | 995 mb | Tropical Cyclone | -- |
| Apr 16 | 15:00 GMT | -14.49 | 114.84 | 40 mph | 995 mb | Tropical Cyclone | -- |
| Apr 16 | 12:00 GMT | -14.8 | 115.6 | 40 mph | 995 mb | Tropical Cyclone | -- |
| Apr 16 | 09:00 GMT | -14.78 | 116.22 | 40 mph | 995 mb | Tropical Cyclone | -- |
| Apr 16 | 06:00 GMT | -14.6 | 116.8 | 40 mph | 995 mb | Tropical Cyclone | -- |
| Apr 16 | 03:00 GMT | -14.39 | 117.41 | 45 mph | 992 mb | Tropical Cyclone | -- |
| Apr 16 | 00:00 GMT | -14.1 | 118 | 50 mph | 990 mb | Tropical Cyclone | -- |
| Apr 15 | 21:00 GMT | -13.73 | 118.57 | 60 mph | 985 mb | Tropical Cyclone | -- |
| Apr 15 | 18:00 GMT | -13.4 | 119.1 | 65 mph | 980 mb | Tropical Cyclone | -- |
| Apr 15 | 15:00 GMT | -13.16 | 119.68 | 70 mph | 975 mb | Tropical Cyclone | -- |
| Apr 15 | 12:00 GMT | -13.1 | 120.1 | 75 mph | 970 mb | Tropical Cyclone | 1 |
| Apr 15 | 09:00 GMT | -13.32 | 120.18 | 80 mph | 966 mb | Tropical Cyclone | 1 |
| Apr 15 | 06:00 GMT | -13.6 | 120.1 | 85 mph | 962 mb | Tropical Cyclone | 1 |
| Apr 15 | 03:00 GMT | -13.7 | 120.12 | 90 mph | 958 mb | Tropical Cyclone | 1 |
| Apr 15 | 00:00 GMT | -13.7 | 120.1 | 100 mph | 955 mb | Tropical Cyclone | 2 |
| Apr 14 | 21:00 GMT | -13.6 | 119.95 | 100 mph | 952 mb | Tropical Cyclone | 2 |
| Apr 14 | 18:00 GMT | -13.5 | 119.8 | 105 mph | 950 mb | Tropical Cyclone | 2 |
| Apr 14 | 15:00 GMT | -13.52 | 119.8 | 105 mph | 947 mb | Tropical Cyclone | 2 |
| Apr 14 | 12:00 GMT | -13.6 | 119.8 | 105 mph | 945 mb | Tropical Cyclone | 2 |
| Apr 14 | 09:00 GMT | -13.71 | 119.65 | 105 mph | 945 mb | Tropical Cyclone | 2 |
| Apr 14 | 06:00 GMT | -13.8 | 119.5 | 105 mph | 945 mb | Tropical Cyclone | 2 |
| Apr 14 | 03:00 GMT | -13.8 | 119.47 | 105 mph | 942 mb | Tropical Cyclone | 2 |
| Apr 14 | 00:00 GMT | -13.8 | 119.5 | 110 mph | 940 mb | Tropical Cyclone | 2 |
| Apr 13 | 21:00 GMT | -13.89 | 119.54 | 110 mph | 940 mb | Tropical Cyclone | 2 |
| Apr 13 | 18:00 GMT | -14 | 119.6 | 110 mph | 940 mb | Tropical Cyclone | 2 |
| Apr 13 | 15:00 GMT | -14.08 | 119.64 | 110 mph | 937 mb | Tropical Cyclone | 3 |
| Apr 13 | 12:00 GMT | -14.1 | 119.7 | 115 mph | 935 mb | Tropical Cyclone | 3 |
| Apr 13 | 09:00 GMT | -14.05 | 119.79 | 115 mph | 935 mb | Tropical Cyclone | 3 |
| Apr 13 | 06:00 GMT | -13.9 | 119.9 | 115 mph | 935 mb | Tropical Cyclone | 3 |
| Apr 13 | 03:00 GMT | -13.66 | 120.05 | 115 mph | 932 mb | Tropical Cyclone | 3 |
| Apr 13 | 00:00 GMT | -13.4 | 120.2 | 115 mph | 930 mb | Tropical Cyclone | 3 |
| Apr 12 | 21:00 GMT | -13.23 | 120.26 | 110 mph | 932 mb | Tropical Cyclone | 3 |
| Apr 12 | 18:00 GMT | -13.1 | 120.4 | 110 mph | 935 mb | Tropical Cyclone | 2 |
| Apr 12 | 15:00 GMT | -13.01 | 120.76 | 105 mph | 940 mb | Tropical Cyclone | 2 |
| Apr 12 | 12:00 GMT | -12.9 | 121.2 | 100 mph | 945 mb | Tropical Cyclone | 2 |
| Apr 12 | 09:00 GMT | -12.73 | 121.59 | 100 mph | 947 mb | Tropical Cyclone | 2 |
| Apr 12 | 06:00 GMT | -12.5 | 122 | 100 mph | 950 mb | Tropical Cyclone | 2 |
| Apr 12 | 03:00 GMT | -12.19 | 122.52 | 95 mph | 952 mb | Tropical Cyclone | 1 |
| Apr 12 | 00:00 GMT | -11.9 | 123 | 90 mph | 955 mb | Tropical Cyclone | 1 |
| Apr 11 | 21:00 GMT | -11.73 | 123.32 | 85 mph | 958 mb | Tropical Cyclone | 1 |
| Apr 11 | 18:00 GMT | -11.6 | 123.6 | 80 mph | 962 mb | Tropical Cyclone | 1 |
| Apr 11 | 15:00 GMT | -11.45 | 123.95 | 75 mph | 966 mb | Tropical Cyclone | 1 |
| Apr 11 | 12:00 GMT | -11.3 | 124.3 | 75 mph | 970 mb | Tropical Cyclone | 1 |
| Apr 11 | 09:00 GMT | -11.16 | 124.61 | 70 mph | 974 mb | Tropical Cyclone | -- |
| Apr 11 | 06:00 GMT | -11 | 124.9 | 65 mph | 978 mb | Tropical Cyclone | -- |
| Apr 11 | 03:00 GMT | -10.8 | 125.21 | 60 mph | 981 mb | Tropical Cyclone | -- |
| Apr 11 | 00:00 GMT | -10.6 | 125.5 | 60 mph | 985 mb | Tropical Cyclone | -- |
| Apr 10 | 21:00 GMT | -10.45 | 125.75 | 50 mph | 988 mb | Tropical Cyclone | -- |
| Apr 10 | 18:00 GMT | -10.3 | 126 | 45 mph | 991 mb | Tropical Cyclone | -- |
| Apr 10 | 15:00 GMT | -10.1 | 126.3 | 40 mph | 993 mb | Tropical Depression | -- |
| Apr 10 | 12:00 GMT | -9.9 | 126.6 | 35 mph | 996 mb | Tropical Depression | -- |
| Apr 10 | 09:00 GMT | -9.74 | 126.86 | 35 mph | 997 mb | Tropical Depression | -- |
| Apr 10 | 06:00 GMT | -9.6 | 127.1 | 35 mph | 998 mb | Tropical Depression | -- |
| Apr 10 | 03:00 GMT | -9.45 | 127.34 | 30 mph | 999 mb | Tropical Depression | -- |
| Apr 10 | 00:00 GMT | -9.3 | 127.6 | 30 mph | 1,000 mb | Tropical Depression | -- |
| Apr 9 | 21:00 GMT | -9.13 | 127.89 | 30 mph | 1,001 mb | Tropical Depression | -- |
| Apr 9 | 18:00 GMT | -9 | 128.2 | 30 mph | 1,002 mb | Tropical Depression | -- |
| Apr 9 | 15:00 GMT | -8.93 | 128.5 | 25 mph | 1,003 mb | Tropical Depression | -- |
| Apr 9 | 12:00 GMT | -8.9 | 128.8 | 25 mph | 1,004 mb | Tropical Depression | -- |
| Apr 9 | 09:00 GMT | -8.9 | 129.1 | 25 mph | 1,004 mb | Tropical Depression | -- |
| Apr 9 | 06:00 GMT | -8.9 | 129.4 | 25 mph | 1,004 mb | Tropical Depression | -- |
| Apr 9 | 03:00 GMT | -8.86 | 129.7 | 25 mph | 1,004 mb | Tropical Depression | -- |
| Apr 9 | 00:00 GMT | -8.8 | 130 | 25 mph | 1,004 mb | Tropical Depression | -- |
Learn more about Tropical Cyclone Marian and the 1991 Southern Hemisphere hurricane season in our hurricane archive.
View All Hurricanes and Tropical Cyclones