Track map & timeline · Atlantic · August 28 – September 12, 2011
TD TS Cat 1 2 3 4 5 · dashed = post-tropical / remnant low. During the replay the shaded rings show the storm’s wind field as analysed by NHC — 39+, 58+ and 74+ mph winds, quadrant by quadrant. Click any point or table row to jump there.
01 · The story
Hurricane Katia (2011) was a Category 4 hurricane of the 2011 Atlantic season. It formed on August 28, 2011, 283 mi SW of Bissau, Guinea-Bissau, reached its peak of 138 mph (222 km/h) and a minimum pressure of 942 mb on September 6, 2011, and never made landfall. It rapidly intensified by 34 mph in 24 hours (to 138 mph on September 6, 2011). The storm lasted 15.8 days and travelled about 7,757 miles (12,482 km).
02 · Intensity
03 · Timeline
| Date · UTC | Status | Wind | Pressure | Position | Nearest place |
|---|---|---|---|---|---|
| Aug 28 00:00 | TD low/wave | 23 mph | 1012 mb | 9.5°N 19.0°W | open ocean |
| Aug 28 06:00 | TD low/wave | 23 mph | 1011 mb | 9.4°N 20.3°W | open ocean |
| Aug 28 12:00 | TD low/wave | 29 mph | 1010 mb | 9.3°N 21.6°W | open ocean |
| Aug 28 18:00 | TD low/wave | 29 mph | 1009 mb | 9.3°N 22.9°W | open ocean |
| Aug 29 00:00 | TD low/wave | 29 mph | 1009 mb | 9.3°N 24.2°W | open ocean |
| Aug 29 06:00 | TD | 29 mph | 1009 mb | 9.5°N 25.6°W | open ocean |
| Aug 29 12:00 | TD | 35 mph | 1008 mb | 9.9°N 27.0°W | open ocean |
| Aug 29 18:00 | TD | 35 mph | 1008 mb | 10.6°N 28.2°W | open ocean |
| Aug 30 00:00 | TS | 40 mph | 1006 mb | 11.0°N 29.6°W | open ocean |
| Aug 30 06:00 | TS | 46 mph | 1004 mb | 11.5°N 31.1°W | open ocean |
| Aug 30 12:00 | TS | 52 mph | 1001 mb | 12.0°N 32.9°W | open ocean |
| Aug 30 18:00 | TS | 58 mph | 997 mb | 12.6°N 34.6°W | open ocean |
| Aug 31 00:00 | TS | 58 mph | 997 mb | 13.1°N 36.4°W | open ocean |
| Aug 31 06:00 | TS | 63 mph | 994 mb | 13.6°N 38.2°W | open ocean |
| Aug 31 12:00 | TS | 63 mph | 994 mb | 14.0°N 40.0°W | open ocean |
| Aug 31 18:00 | TS | 69 mph | 990 mb | 14.4°N 41.8°W | open ocean |
| Sep 1 00:00 | Cat 1 | 75 mph | 988 mb | 14.8°N 43.5°W | open ocean |
| Sep 1 06:00 | Cat 1 | 75 mph | 988 mb | 15.1°N 45.2°W | open ocean |
| Sep 1 12:00 | Cat 1 | 75 mph | 988 mb | 15.3°N 46.9°W | open ocean |
| Sep 1 18:00 | Cat 1 | 75 mph | 988 mb | 15.7°N 48.5°W | open ocean |
| Sep 2 00:00 | Cat 1 | 75 mph | 988 mb | 16.2°N 50.0°W | open ocean |
| Sep 2 06:00 | Cat 1 | 75 mph | 988 mb | 16.8°N 51.2°W | open ocean |
| Sep 2 12:00 | Cat 1 | 75 mph | 987 mb | 17.4°N 52.1°W | open ocean |
| Sep 2 18:00 | Cat 1 | 75 mph | 987 mb | 18.0°N 53.0°W | open ocean |
| Sep 3 00:00 | Cat 1 | 75 mph | 987 mb | 18.4°N 53.9°W | open ocean |
| Sep 3 06:00 | Cat 1 | 75 mph | 987 mb | 18.8°N 54.7°W | open ocean |
| Sep 3 12:00 | Cat 1 | 75 mph | 986 mb | 19.4°N 55.4°W | open ocean |
| Sep 3 18:00 | Cat 1 | 75 mph | 982 mb | 19.9°N 56.2°W | open ocean |
| Sep 4 00:00 | Cat 1 | 81 mph | 978 mb | 20.4°N 57.1°W | open ocean |
| Sep 4 06:00 | Cat 1 | 86 mph | 969 mb | 21.1°N 57.9°W | open ocean |
| Sep 4 12:00 | Cat 2 | 98 mph | 961 mb | 21.7°N 58.8°W | open ocean |
| Sep 4 18:00 | Cat 2 | 104 mph | 959 mb | 22.3°N 59.7°W | open ocean |
| Sep 5 00:00 | Cat 2 | 104 mph | 957 mb | 23.0°N 60.6°W | open ocean |
| Sep 5 06:00 | Cat 2 | 109 mph | 954 mb | 23.6°N 61.6°W | open ocean |
| Sep 5 12:00 | Cat 3 | 115 mph | 950 mb | 24.2°N 62.6°W | open ocean |
| Sep 5 18:00 | Cat 3 | 127 mph | 946 mb | 24.8°N 63.4°W | open ocean |
| Sep 6 00:00 | Cat 4 | 138 mph | 942 mb | 25.6°N 64.0°W | open ocean |
| Sep 6 06:00 | Cat 4 | 132 mph | 946 mb | 26.2°N 64.8°W | open ocean |
| Sep 6 12:00 | Cat 3 | 121 mph | 954 mb | 26.7°N 65.6°W | open ocean |
| Sep 6 18:00 | Cat 2 | 109 mph | 959 mb | 27.3°N 66.2°W | open ocean |
| Sep 7 00:00 | Cat 2 | 98 mph | 964 mb | 27.7°N 66.9°W | open ocean |
| Sep 7 06:00 | Cat 2 | 98 mph | 967 mb | 28.2°N 67.6°W | open ocean |
| Sep 7 12:00 | Cat 1 | 92 mph | 969 mb | 28.8°N 68.4°W | open ocean |
| Sep 7 18:00 | Cat 1 | 92 mph | 969 mb | 29.4°N 69.3°W | open ocean |
| Sep 8 00:00 | Cat 1 | 92 mph | 968 mb | 30.3°N 69.9°W | open ocean |
| Sep 8 06:00 | Cat 1 | 92 mph | 967 mb | 31.5°N 70.1°W | open ocean |
| Sep 8 12:00 | Cat 1 | 92 mph | 966 mb | 32.8°N 70.2°W | open ocean |
| Sep 8 18:00 | Cat 1 | 92 mph | 965 mb | 34.1°N 70.0°W | open ocean |
| Sep 9 00:00 | Cat 1 | 92 mph | 964 mb | 35.6°N 69.4°W | open ocean |
| Sep 9 06:00 | Cat 1 | 86 mph | 963 mb | 37.1°N 68.4°W | open ocean |
| Sep 9 12:00 | Cat 1 | 86 mph | 961 mb | 38.5°N 67.1°W | open ocean |
| Sep 9 18:00 | Cat 1 | 86 mph | 960 mb | 39.8°N 64.6°W | open ocean |
| Sep 10 00:00 | Cat 1 | 86 mph | 958 mb | 41.0°N 60.5°W | open ocean |
| Sep 10 06:00 | Cat 1 | 86 mph | 956 mb | 42.2°N 56.1°W | open ocean |
| Sep 10 12:00 | Cat 1 extratropical | 86 mph | 954 mb | 43.5°N 50.6°W | open ocean |
| Sep 10 18:00 | Cat 1 extratropical | 86 mph | 954 mb | 45.4°N 43.7°W | open ocean |
| Sep 11 00:00 | Cat 1 extratropical | 81 mph | 957 mb | 47.3°N 37.2°W | open ocean |
| Sep 11 06:00 | Cat 1 extratropical | 81 mph | 960 mb | 49.1°N 31.3°W | open ocean |
| Sep 11 12:00 | TS extratropical | 69 mph | 964 mb | 51.1°N 26.0°W | open ocean |
| Sep 11 18:00 | TS extratropical | 69 mph | 966 mb | 52.8°N 21.1°W | open ocean |
| Sep 12 00:00 | TS extratropical | 69 mph | 968 mb | 54.7°N 16.3°W | open ocean |
| Sep 12 06:00 | TS extratropical | 69 mph | 970 mb | 56.2°N 11.6°W | 174 mi WNW of Letterkenny, Ireland |
| Sep 12 12:00 | TS extratropical | 69 mph | 972 mb | 58.0°N 7.0°W | 27 mi SW of Isle of Lewis, United Kingdom |
| Sep 12 18:00 | TS extratropical | 69 mph | 974 mb | 59.5°N 0.0°E | 145 mi NNE of Fraserburgh, United Kingdom |
⬇ Download track data (CSV) · public-domain NOAA best track
Questions
No — the NOAA best-track record shows no landfall for Katia.
At its peak on September 6, 2011, Katia was a Category 4 hurricane with maximum sustained winds of 138 mph (222 km/h) and a central pressure of 942 mb.
15.8 days, from August 28, 2011 to September 12, 2011, including 228 hours at hurricane strength (30 as a major hurricane). It travelled about 7,757 miles.
The 6-hourly positions, winds, pressure and wind radii are available as CSV on this page (track.csv) — they come from the NOAA National Hurricane Center's HURDAT2 database and are in the public domain.
This site was built by Digital Dynamics Kft.
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