2023 tropical cyclone season · North Atlantic
Hurricane Katia Katia · AL122023
Hurricane Katia was tracked in the North Atlantic from 2023-08-30 to 2023-09-15 (17 days), peaking at 50 kt (TS) with a minimum pressure of 998 hPa. 101 archived forecasts from NHC, ECMWF, ECMWF ENS, GFS, GEFS are verified against its best track; at 48 hours the closest was ECMWF ENS, 88 km off on average.
- ATCF ID
- AL122023
- Basin
- North Atlantic
- Tracked
- 2023-08-30 → 2023-09-15 (17 days)
- Peak wind
- 50 kt · 26 m/s · TS
- Minimum pressure
- 998 hPa
- Archived forecasts
- 101
- Sources
- NHC · ECMWF · ECMWF ENS · GFS · GEFS
Forecast track error (km)
| Source | 24 h | 48 h | 72 h | 120 h |
|---|---|---|---|---|
| NHC | 79 (7) | 116 (3) | — | — |
| ECMWF | 53 (8) | 90 (4) | 23 (1) | — |
| ECMWF ENS | 46 (9) | 88 (5) | 164 (1) | — |
| GFS | 85 (10) | 118 (6) | 131 (2) | — |
| GEFS | 87 (10) | 124 (6) | 128 (2) | — |
Mean great-circle distance to the best track at each lead time, counted while the system was a tropical or subtropical cyclone; the number of cases is in brackets.
Best track
Six-hourly positions of the US best track (JTWC / NHC, one-minute winds); grades on the Saffir–Simpson scale.
| Time (UTC) | Position | Wind (kt) | Pressure (hPa) | Grade |
|---|---|---|---|---|
| 2023-08-30 00Z | 14.9°N 21.3°W | 25 | 1008 | TD |
| 2023-08-30 06Z | 15.2°N 22.4°W | 25 | 1007 | TD |
| 2023-08-30 12Z | 15.4°N 23.4°W | 25 | 1007 | TD |
| 2023-08-30 18Z | 15.5°N 24.1°W | 25 | 1007 | TD |
| 2023-08-31 00Z | 15.8°N 24.8°W | 25 | 1007 | TD |
| 2023-08-31 06Z | 16.1°N 25.5°W | 25 | 1007 | TD |
| 2023-08-31 12Z | 16.5°N 26.2°W | 30 | 1006 | TD |
| 2023-08-31 18Z | 17.0°N 27.0°W | 30 | 1006 | TD |
| 2023-09-01 00Z | 17.7°N 27.6°W | 30 | 1006 | TD |
| 2023-09-01 06Z | 18.5°N 27.9°W | 30 | 1006 | TD |
| 2023-09-01 12Z | 19.3°N 28.1°W | 30 | 1006 | TD |
| 2023-09-01 18Z | 20.2°N 28.3°W | 30 | 1006 | TD |
| 2023-09-02 00Z | 21.1°N 28.5°W | 35 | 1005 | TS |
| 2023-09-02 06Z | 22.3°N 28.8°W | 40 | 1004 | TS |
| 2023-09-02 12Z | 23.5°N 29.4°W | 45 | 1000 | TS |
| 2023-09-02 18Z | 24.5°N 30.1°W | 50 | 998 | TS |
| 2023-09-03 00Z | 25.3°N 30.9°W | 45 | 1000 | TS |
| 2023-09-03 06Z | 26.0°N 31.5°W | 40 | 1002 | TS |
| 2023-09-03 12Z | 26.5°N 32.0°W | 35 | 1006 | TS |
| 2023-09-03 18Z | 26.9°N 32.7°W | 35 | 1006 | TS |
| 2023-09-04 00Z | 27.1°N 33.3°W | 30 | 1007 | TD |
| 2023-09-04 06Z | 27.4°N 33.6°W | 30 | 1008 | TD |
| 2023-09-04 12Z | 27.7°N 34.0°W | 30 | 1009 | TD |
| 2023-09-04 18Z | 27.9°N 34.4°W | 30 | 1010 | TD |
| 2023-09-05 00Z | 28.0°N 34.5°W | 25 | 1010 | TD |
| 2023-09-05 06Z | 28.2°N 34.6°W | 25 | 1010 | TD |
| 2023-09-05 12Z | 28.3°N 34.6°W | 25 | 1010 | TD |
| 2023-09-05 18Z | 28.3°N 34.2°W | 25 | 1010 | TD |
| 2023-09-06 00Z | 28.0°N 33.7°W | 25 | 1010 | TD |
| 2023-09-06 06Z | 27.6°N 33.1°W | 25 | 1010 | TD |
| 2023-09-06 12Z | 27.4°N 32.2°W | 25 | 1011 | TD |
| 2023-09-06 18Z | 26.7°N 31.8°W | 25 | 1011 | TD |
| 2023-09-07 00Z | 26.0°N 31.8°W | 30 | 1010 | TD |
| 2023-09-07 06Z | 25.4°N 32.2°W | 30 | 1010 | TD |
| 2023-09-07 12Z | 24.6°N 32.7°W | 25 | 1011 | TD |
| 2023-09-07 18Z | 24.0°N 33.8°W | 25 | 1011 | TD |
| 2023-09-08 00Z | 23.2°N 34.8°W | 25 | 1011 | TD |
| 2023-09-08 06Z | 22.3°N 36.0°W | 25 | 1011 | TD |
| 2023-09-08 12Z | 21.5°N 37.6°W | 25 | 1011 | TD |
| 2023-09-08 18Z | 20.5°N 39.2°W | 25 | 1011 | TD |
| 2023-09-09 00Z | 19.6°N 40.9°W | 25 | 1011 | TD |
| 2023-09-09 06Z | 18.4°N 42.0°W | 25 | 1011 | TD |
| 2023-09-09 12Z | 17.6°N 42.9°W | 25 | 1011 | TD |
| 2023-09-09 18Z | 16.8°N 43.7°W | 25 | 1011 | TD |
| 2023-09-10 00Z | 16.0°N 44.5°W | 20 | 1012 | TD |
| 2023-09-10 06Z | 15.4°N 45.5°W | 20 | 1012 | TD |
| 2023-09-10 12Z | 15.0°N 46.3°W | 20 | 1012 | TD |
| 2023-09-10 18Z | 14.8°N 46.9°W | 20 | 1012 | TD |
| 2023-09-11 00Z | 14.6°N 47.4°W | 20 | 1012 | TD |
| 2023-09-11 06Z | 14.5°N 47.9°W | 20 | 1012 | TD |
| 2023-09-11 12Z | 14.4°N 48.1°W | 20 | 1012 | TD |
| 2023-09-11 18Z | 14.4°N 48.3°W | 20 | 1012 | TD |
| 2023-09-12 00Z | 14.4°N 48.3°W | 20 | 1012 | TD |
| 2023-09-12 06Z | 14.5°N 48.3°W | 20 | 1012 | TD |
| 2023-09-12 12Z | 14.6°N 48.2°W | 20 | 1012 | TD |
| 2023-09-12 18Z | 14.7°N 48.1°W | 15 | 1012 | TD |
| 2023-09-13 00Z | 14.9°N 48.0°W | 15 | 1012 | TD |
| 2023-09-13 06Z | 15.1°N 47.8°W | 15 | 1012 | TD |
| 2023-09-13 12Z | 15.0°N 47.6°W | 15 | 1012 | TD |
| 2023-09-13 18Z | 14.9°N 47.7°W | 15 | 1012 | TD |
| 2023-09-14 00Z | 14.7°N 47.8°W | 15 | 1012 | TD |
| 2023-09-14 06Z | 14.5°N 48.0°W | 15 | 1012 | TD |
| 2023-09-14 12Z | 14.2°N 48.4°W | 15 | 1012 | TD |
| 2023-09-14 18Z | 13.6°N 48.8°W | 15 | 1012 | TD |
| 2023-09-15 00Z | 13.0°N 49.2°W | 15 | 1012 | TD |
| 2023-09-15 06Z | 12.4°N 49.1°W | 15 | 1012 | TD |
| 2023-09-15 12Z | 11.8°N 48.8°W | 15 | 1012 | TD |