| 50 | 1500 SAT SEP 10 | Post-Tropical Cyclone Katia | 44.7N | 47.7W | ENE | 53 (46) | 954 (28.17) | 80 (69) |
| 49 | 0900 SAT SEP 10 | Hurricane Katia | 43.3N | 53.4W | ENE | 44 (38) | 970 (28.64) | 80 (69) |
| 48 | 0300 SAT SEP 10 | Hurricane Katia | 41.3N | 58W | ENE | 46 (40) | 970 (28.64) | 85 (74) |
| 47 | 2100 FRI SEP 09 | Hurricane Katia | 40.6N | 62.7W | ENE | 38 (33) | 970 (28.64) | 85 (74) |
| 46 | 1500 FRI SEP 09 | Hurricane Katia | 39.3N | 65.8W | NE | 29 (25) | 968 (28.59) | 85 (74) |
| 45 | 0900 FRI SEP 09 | Hurricane Katia | 37.6N | 67.5W | NE | 24 (21) | 967 (28.56) | 85 (74) |
| 44 | 0300 FRI SEP 09 | Hurricane Katia | 36.3N | 68.8W | NE | 21 (18) | 973 (28.73) | 85 (74) |
| 43 | 2100 THU SEP 08 | Hurricane Katia | 34.9N | 69.6W | N | 16 (14) | 973 (28.73) | 85 (74) |
| 42A | 1800 THU SEP 08 | Hurricane Katia | 34.2N | 70W | N | 16 (14) | 973 (28.73) | 85 (74) |
| 42 | 1500 THU SEP 08 | Hurricane Katia | 33.6N | 70.1W | N | 16 (14) | 970 (28.64) | 90 (78) |
| 41A | 1200 THU SEP 08 | Hurricane Katia | 32.8N | 70.2W | N | 14 (12) | 970 (28.64) | 90 (78) |
| 41 | 0900 THU SEP 08 | Hurricane Katia | 32N | 70.2W | N | 14 (12) | 970 (28.64) | 90 (78) |
| 40A | 0600 THU SEP 08 | Hurricane Katia | 31.4N | 70.2W | NNW | 13 (11) | 975 (28.79) | 90 (78) |
| 40 | 0300 THU SEP 08 | Hurricane Katia | 30.8N | 70W | NNW | 13 (11) | 982 (29) | 80 (69) |
| 39A | 0000 THU SEP 08 | Hurricane Katia | 30.2N | 69.9W | NW | 10 (9) | 982 (29) | 80 (69) |
| 39 | 2100 WED SEP 07 | Hurricane Katia | 29.9N | 69.7W | NW | 10 (9) | 982 (29) | 80 (69) |
| 38A | 1800 WED SEP 07 | Hurricane Katia | 29.4N | 69.1W | NW | 10 (9) | 978 (28.88) | 85 (74) |
| 38 | 1500 WED SEP 07 | Hurricane Katia | 29.2N | 68.8W | NW | 10 (9) | 976 (28.82) | 85 (74) |
| 37A | 1200 WED SEP 07 | Hurricane Katia | 29N | 68.4W | NW | 10 (9) | 973 (28.73) | 90 (78) |
| 37 | 0900 WED SEP 07 | Hurricane Katia | 28.7N | 67.9W | NW | 10 (9) | 973 (28.73) | 90 (78) |
| 36A | 0600 WED SEP 07 | Hurricane Katia | 28.4N | 67.5W | NW | 9 (8) | 963 (28.44) | 105 (91) |
| 36 | 0300 WED SEP 07 | Hurricane Katia | 28.1N | 67.2W | NW | 9 (8) | 963 (28.44) | 105 (91) |
| 35A | 0000 WED SEP 07 | Hurricane Katia | 27.8N | 66.9W | NW | 10 (9) | 963 (28.44) | 105 (91) |
| 35 | 2100 TUE SEP 06 | Hurricane Katia | 27.6N | 66.7W | NW | 9 (8) | 963 (28.44) | 105 (91) |
| 34A | 1800 TUE SEP 06 | Hurricane Katia | 27.3N | 66.4W | NW | 9 (8) | 963 (28.44) | 115 (100) |
| 34 | 1500 TUE SEP 06 | Hurricane Katia | 27N | 65.9W | NW | 9 (8) | 954 (28.17) | 120 (104) |
| 33 | 0900 TUE SEP 06 | Hurricane Katia | 26.5N | 65.1W | NW | 10 (9) | 950 (28.05) | 125 (108) |
| 32 | 0300 TUE SEP 06 | Hurricane Katia | 25.8N | 64.4W | NW | 10 (9) | 946 (27.94) | 135 (117) |
| 31 | 2100 MON SEP 05 | Hurricane Katia | 25.2N | 63.9W | NW | 12 (10) | 959 (28.32) | 115 (100) |
| 30 | 1500 MON SEP 05 | Hurricane Katia | 24.6N | 63.3W | NW | 13 (11) | 965 (28.5) | 110 (96) |
| 29 | 0900 MON SEP 05 | Hurricane Katia | 23.9N | 62W | NW | 12 (10) | 972 (28.7) | 100 (87) |
| 28 | 0300 MON SEP 05 | Hurricane Katia | 23.4N | 61W | NW | 13 (11) | 965 (28.5) | 105 (91) |
| 27 | 2100 SUN SEP 04 | Hurricane Katia | 22.7N | 60.1W | NW | 12 (10) | 965 (28.5) | 105 (91) |
| 26 | 1500 SUN SEP 04 | Hurricane Katia | 21.9N | 59.2W | NW | 12 (10) | 966 (28.53) | 100 (87) |
| 25 | 0900 SUN SEP 04 | Tropical Storm Katia | 21.4N | 58.5W | NW | 12 (10) | 992 (29.29) | 70 (61) |
| 24 | 0300 SUN SEP 04 | Tropical Storm Katia | 20.3N | 57.4W | NW | 10 (9) | 992 (29.29) | 70 (61) |
| 23 | 2100 SAT SEP 03 | Tropical Storm Katia | 19.9N | 56.8W | WNW | 10 (9) | 993 (29.32) | 70 (61) |
| 22 | 1500 SAT SEP 03 | Hurricane Katia | 19.6N | 55.8W | NW | 10 (9) | 989 (29.21) | 75 (65) |
| 21 | 0900 SAT SEP 03 | Hurricane Katia | 19.3N | 55.1W | NW | 10 (9) | 988 (29.18) | 75 (65) |
| 20 | 0300 SAT SEP 03 | Hurricane Katia | 18.5N | 54.3W | NW | 12 (10) | 988 (29.18) | 75 (65) |
| 19 | 2100 FRI SEP 02 | Hurricane Katia | 18.4N | 53.5W | NW | 12 (10) | 989 (29.21) | 75 (65) |
| 18 | 1500 FRI SEP 02 | Hurricane Katia | 17.5N | 52.4W | WNW | 14 (12) | 991 (29.26) | 75 (65) |
| 17 | 0900 FRI SEP 02 | Tropical Storm Katia | 17N | 51.8W | WNW | 15 (13) | 994 (29.35) | 70 (61) |
| 16 | 0300 FRI SEP 02 | Tropical Storm Katia | 16.7N | 50.6W | WNW | 16 (14) | 990 (29.23) | 70 (61) |
| 14 | 1500 THU SEP 01 | Hurricane Katia | 15.5N | 47.5W | W | 18 (16) | 987 (29.15) | 75 (65) |
| 13 | 0900 THU SEP 01 | Hurricane Katia | 15.2N | 45.9W | W | 20 (17) | 987 (29.15) | 75 (65) |
| 12 | 0300 THU SEP 01 | Hurricane Katia | 15N | 44.4W | WNW | 20 (17) | 987 (29.15) | 75 (65) |
| 11 | 2100 WED AUG 31 | Tropical Storm Katia | 14.6N | 42.6W | WNW | 20 (17) | 990 (29.23) | 70 (61) |
| 10 | 1500 WED AUG 31 | Tropical Storm Katia | 14.2N | 40.8W | WNW | 21 (18) | 994 (29.35) | 65 (56) |
| 9 | 0900 WED AUG 31 | Tropical Storm Katia | 13.9N | 39.1W | WNW | 21 (18) | 994 (29.35) | 65 (56) |
| 8 | 0300 WED AUG 31 | Tropical Storm Katia | 13.3N | 37.5W | WNW | 22 (19) | 997 (29.44) | 60 (52) |
| 7 | 2100 TUE AUG 30 | Tropical Storm Katia | 12.7N | 35.4W | WNW | 20 (17) | 997 (29.44) | 60 (52) |
| 6 | 1500 TUE AUG 30 | Tropical Storm Katia | 12.3N | 33.4W | WNW | 18 (16) | 1003 (29.62) | 45 (39) |
| 5 | 0900 TUE AUG 30 | Tropical Storm Katia | 11.8N | 31.7W | WNW | 17 (15) | 1006 (29.71) | 40 (35) |
| 4 | 0300 TUE AUG 30 | Tropical Depression Twelve | 11N | 30W | WNW | 15 (13) | 1008 (29.77) | 35 (30) |
| 3 | 2100 MON AUG 29 | Tropical Depression Twelve | 10.2N | 28.4W | W | 14 (12) | 1008 (29.77) | 35 (30) |
| 2 | 1500 MON AUG 29 | Tropical Depression Twelve | 9.8N | 27.5W | W | 15 (13) | 1008 (29.77) | 35 (30) |
| 1 | 0900 MON AUG 29 | Tropical Depression Twelve | 9.4N | 26.3W | W | 15 (13) | 1009 (29.8) | 35 (30) |