2023 tropical cyclone season · western North Pacific
Typhoon Sanba Sanba · WP162023
Typhoon Sanba was tracked in the western North Pacific from 2023-10-15 to 2023-10-21 (5 days), peaking at 45 kt (TS) with a minimum pressure of 996 hPa. 83 archived forecasts from ECMWF, ECMWF ENS, GFS, GEFS are verified against its best track; at 48 hours the closest was ECMWF, 92 km off on average.
- ATCF ID
- WP162023
- Basin
- western North Pacific
- Tracked
- 2023-10-15 → 2023-10-21 (5 days)
- Peak wind
- 45 kt · 23 m/s · TS
- Minimum pressure
- 996 hPa
- Archived forecasts
- 83
- Sources
- ECMWF · ECMWF ENS · GFS · GEFS
Forecast track error (km)
| Source | 24 h | 48 h | 72 h | 120 h |
|---|---|---|---|---|
| ECMWF | 60 (12) | 92 (8) | 191 (3) | — |
| ECMWF ENS | 68 (12) | 129 (8) | 211 (3) | — |
| GFS | 79 (10) | 126 (6) | 125 (2) | — |
| GEFS | 107 (10) | 205 (6) | 242 (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 |
|---|---|---|---|---|
| 2023-10-15 18Z | 14.6°N 110.5°E | 15 | 1010 | TD |
| 2023-10-16 00Z | 14.7°N 110.7°E | 20 | 1007 | TD |
| 2023-10-16 06Z | 14.9°N 110.9°E | 20 | 999 | TD |
| 2023-10-16 12Z | 15.1°N 111.1°E | 20 | 1000 | TD |
| 2023-10-16 18Z | 15.3°N 110.8°E | 20 | 1000 | TD |
| 2023-10-17 00Z | 15.4°N 110.6°E | 25 | 998 | TD |
| 2023-10-17 06Z | 15.6°N 110.4°E | 25 | 998 | TD |
| 2023-10-17 12Z | 15.8°N 110.3°E | 30 | 996 | TD |
| 2023-10-17 18Z | 16.3°N 110.0°E | 30 | 996 | TD |
| 2023-10-18 00Z | 17.0°N 109.6°E | 35 | 1002 | TS |
| 2023-10-18 06Z | 17.7°N 109.3°E | 35 | 1001 | TS |
| 2023-10-18 12Z | 18.6°N 108.3°E | 40 | 1001 | TS |
| 2023-10-18 18Z | 19.2°N 108.4°E | 40 | 1001 | TS |
| 2023-10-19 00Z | 19.6°N 108.5°E | 35 | 1003 | TS |
| 2023-10-19 06Z | 20.4°N 108.9°E | 40 | 1001 | TS |
| 2023-10-19 12Z | 21.2°N 109.2°E | 45 | 999 | TS |
| 2023-10-19 18Z | 21.2°N 109.3°E | 40 | 1001 | TS |
| 2023-10-20 00Z | 21.2°N 109.6°E | 40 | 1002 | TS |
| 2023-10-20 06Z | 20.7°N 109.7°E | 35 | 1004 | TS |
| 2023-10-20 12Z | 20.3°N 109.5°E | 30 | 1005 | TD |
| 2023-10-20 18Z | 19.8°N 108.7°E | 25 | 1007 | TD |
| 2023-10-21 00Z | 19.9°N 108.2°E | 20 | 1010 | TD |