2026 tropical cyclone season · Southern Hemisphere
Cyclone Chenge Chenge · SH042026
Cyclone Chenge was tracked in the Southern Hemisphere from 2025-10-16 to 2025-10-28 (12 days), peaking at 60 kt (TS) with a minimum pressure of 978 hPa. 89 archived forecasts from ECMWF, ECMWF ENS are verified against its best track; at 48 hours the closest was ECMWF ENS, 124 km off on average.
- ATCF ID
- SH042026
- Basin
- Southern Hemisphere
- Tracked
- 2025-10-16 → 2025-10-28 (12 days)
- Peak wind
- 60 kt · 31 m/s · TS
- Minimum pressure
- 978 hPa
- Archived forecasts
- 89
- Sources
- ECMWF · ECMWF ENS
Forecast track error (km)
| Source | 24 h | 48 h | 72 h | 120 h |
|---|---|---|---|---|
| ECMWF | 87 (28) | 126 (24) | 180 (20) | 325 (6) |
| ECMWF ENS | 80 (28) | 124 (24) | 187 (20) | 366 (12) |
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 |
|---|---|---|---|---|
| 2025-10-18 00Z | 7.7°S 74.2°E | 35 | 1004 | TS |
| 2025-10-18 06Z | 7.9°S 74.5°E | 35 | 1003 | TS |
| 2025-10-18 12Z | 8.0°S 73.2°E | 35 | 1002 | TS |
| 2025-10-18 18Z | 8.2°S 71.7°E | 35 | 1002 | TS |
| 2025-10-19 00Z | 8.4°S 69.9°E | 35 | 1002 | TS |
| 2025-10-19 06Z | 8.6°S 69.8°E | 39 | 999 | TS |
| 2025-10-19 12Z | 8.6°S 69.0°E | 39 | 999 | TS |
| 2025-10-19 18Z | 8.6°S 68.2°E | 39 | 996 | TS |
| 2025-10-20 00Z | 8.9°S 67.4°E | 45 | 996 | TS |
| 2025-10-20 06Z | 9.0°S 67.0°E | 51 | 994 | TS |
| 2025-10-20 12Z | 8.9°S 67.1°E | 54 | 990 | TS |
| 2025-10-20 18Z | 9.1°S 67.0°E | 60 | 984 | TS |
| 2025-10-21 00Z | 9.4°S 66.4°E | 60 | 984 | TS |
| 2025-10-21 06Z | 9.6°S 65.2°E | 60 | 984 | TS |
| 2025-10-21 12Z | 10.0°S 63.4°E | 60 | 984 | TS |
| 2025-10-21 18Z | 9.9°S 64.2°E | 60 | 988 | TS |
| 2025-10-22 00Z | 10.1°S 63.3°E | 60 | 978 | TS |
| 2025-10-22 06Z | 10.5°S 62.1°E | 60 | 979 | TS |
| 2025-10-22 12Z | 10.7°S 60.7°E | 60 | 979 | TS |
| 2025-10-22 18Z | 10.4°S 60.5°E | 54 | 991 | TS |
| 2025-10-23 00Z | 10.2°S 60.5°E | 54 | 991 | TS |
| 2025-10-23 06Z | 10.2°S 59.5°E | 39 | 996 | TS |
| 2025-10-23 12Z | 10.1°S 58.9°E | 39 | 996 | TS |
| 2025-10-23 18Z | 10.0°S 57.9°E | 39 | 1000 | TS |
| 2025-10-24 00Z | 9.6°S 56.6°E | 45 | 998 | TS |
| 2025-10-24 06Z | 9.2°S 55.6°E | 39 | 1003 | TS |
| 2025-10-24 12Z | 9.0°S 54.6°E | 35 | 1001 | TS |
| 2025-10-24 18Z | 8.8°S 53.6°E | 35 | 999 | TS |
| 2025-10-25 00Z | 8.6°S 52.9°E | 35 | 1003 | TS |
| 2025-10-25 06Z | 7.8°S 51.5°E | 35 | 1003 | TS |
| 2025-10-25 12Z | 7.5°S 50.6°E | 35 | 1003 | TS |
| 2025-10-25 18Z | 8.1°S 49.9°E | 35 | 1003 | TS |