Storm Activity: Sep 5, 2017 - Sep 9, 2017
Sep 9 · 12:00 GMT 35 mph 1,004 mb Tropical Depression
| Sep 9 | 12:00 GMT | 20.1 | -97.7 | 35 mph | 1,004 mb | Tropical Depression | -- |
| Sep 9 | 09:00 GMT | 20.14 | -97.6 | 35 mph | 1,002 mb | Tropical Storm | -- |
| Sep 9 | 06:00 GMT | 20.3 | -97.4 | 40 mph | 1,001 mb | Tropical Storm | -- |
| Sep 9 | 03:00 GMT | 20.6 | -97.1 | 75 mph | 990 mb | Hurricane | 1 |
| Sep 9 | 00:00 GMT | 20.8 | -96.9 | 80 mph | 988 mb | Hurricane | 1 |
| Sep 8 | 21:00 GMT | 20.98 | -96.57 | 90 mph | 980 mb | Hurricane | 1 |
| Sep 8 | 18:00 GMT | 21.1 | -96.2 | 105 mph | 972 mb | Hurricane | 2 |
| Sep 8 | 15:00 GMT | 21.1 | -95.93 | 100 mph | 972 mb | Hurricane | 2 |
| Sep 8 | 12:00 GMT | 21.1 | -95.7 | 100 mph | 973 mb | Hurricane | 2 |
| Sep 8 | 09:00 GMT | 21.24 | -95.49 | 95 mph | 975 mb | Hurricane | 1 |
| Sep 8 | 06:00 GMT | 21.4 | -95.3 | 90 mph | 977 mb | Hurricane | 1 |
| Sep 8 | 03:00 GMT | 21.46 | -95.15 | 90 mph | 979 mb | Hurricane | 1 |
| Sep 8 | 00:00 GMT | 21.5 | -95 | 85 mph | 982 mb | Hurricane | 1 |
| Sep 7 | 21:00 GMT | 21.56 | -94.78 | 85 mph | 982 mb | Hurricane | 1 |
| Sep 7 | 18:00 GMT | 21.6 | -94.6 | 80 mph | 982 mb | Hurricane | 1 |
| Sep 7 | 15:00 GMT | 21.61 | -94.57 | 80 mph | 982 mb | Hurricane | 1 |
| Sep 7 | 12:00 GMT | 21.6 | -94.6 | 80 mph | 982 mb | Hurricane | 1 |
| Sep 7 | 09:00 GMT | 21.59 | -94.58 | 80 mph | 983 mb | Hurricane | 1 |
| Sep 7 | 06:00 GMT | 21.6 | -94.6 | 80 mph | 985 mb | Hurricane | 1 |
| Sep 7 | 03:00 GMT | 21.64 | -94.73 | 80 mph | 987 mb | Hurricane | 1 |
| Sep 7 | 00:00 GMT | 21.7 | -94.9 | 80 mph | 989 mb | Hurricane | 1 |
| Sep 6 | 21:00 GMT | 21.74 | -95.03 | 75 mph | 990 mb | Hurricane | 1 |
| Sep 6 | 18:00 GMT | 21.8 | -95.2 | 75 mph | 992 mb | Hurricane | 1 |
| Sep 6 | 15:00 GMT | 21.89 | -95.48 | 65 mph | 998 mb | Tropical Storm | -- |
| Sep 6 | 12:00 GMT | 22 | -95.8 | 50 mph | 1,004 mb | Tropical Storm | -- |
| Sep 6 | 09:00 GMT | 22.1 | -96.12 | 45 mph | 1,005 mb | Tropical Storm | -- |
| Sep 6 | 06:00 GMT | 22.2 | -96.4 | 40 mph | 1,006 mb | Tropical Storm | -- |
| Sep 6 | 03:00 GMT | 22.31 | -96.57 | 35 mph | 1,007 mb | Tropical Depression | -- |
| Sep 6 | 00:00 GMT | 22.4 | -96.7 | 35 mph | 1,008 mb | Tropical Depression | -- |
| Sep 5 | 21:00 GMT | 22.43 | -96.86 | 35 mph | 1,008 mb | Tropical Depression | -- |
| Sep 5 | 18:00 GMT | 22.4 | -97 | 35 mph | 1,008 mb | Tropical Depression | -- |
| Sep 5 | 15:00 GMT | 22.32 | -97.11 | 30 mph | 1,009 mb | Tropical Depression | -- |
| Sep 5 | 12:00 GMT | 22.2 | -97.2 | 30 mph | 1,010 mb | Tropical Depression | -- |
Learn more about Hurricane Katia and the 2017 Atlantic hurricane season in our hurricane archive.
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