2025 tropical cyclone season · Southern Hemisphere
Cyclone Robyn Robyn · SH032025
Cyclone Robyn was tracked in the Southern Hemisphere from 2024-11-23 to 2024-12-01 (8 days), peaking at 51 kt (TS) with a minimum pressure of 988 hPa. 151 archived forecasts from ECMWF, ECMWF ENS, GFS, GEFS are verified against its best track; at 48 hours the closest was ECMWF, 230 km off on average.
- ATCF ID
- SH032025
- Basin
- Southern Hemisphere
- Tracked
- 2024-11-23 → 2024-12-01 (8 days)
- Peak wind
- 51 kt · 26 m/s · TS
- Minimum pressure
- 988 hPa
- Archived forecasts
- 151
- Sources
- ECMWF · ECMWF ENS · GFS · GEFS
Forecast track error (km)
| Source | 24 h | 48 h | 72 h | 120 h |
|---|---|---|---|---|
| ECMWF | 89 (9) | 230 (6) | 271 (2) | — |
| ECMWF ENS | 102 (10) | 252 (6) | 349 (2) | — |
| GFS | 120 (10) | 346 (6) | 374 (2) | — |
| GEFS | 144 (10) | 378 (6) | 434 (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 |
|---|---|---|---|---|
| 2024-11-27 12Z | 12.7°S 91.2°E | 35 | 995 | TS |
| 2024-11-27 18Z | 13.5°S 90.8°E | 35 | 995 | TS |
| 2024-11-28 00Z | 14.6°S 90.3°E | 39 | 993 | TS |
| 2024-11-28 06Z | 15.4°S 90.7°E | 45 | 991 | TS |
| 2024-11-28 12Z | 16.4°S 91.1°E | 51 | 988 | TS |
| 2024-11-28 18Z | 16.8°S 92.0°E | 51 | 993 | TS |
| 2024-11-29 00Z | 17.4°S 92.5°E | 51 | 993 | TS |
| 2024-11-29 06Z | 17.9°S 93.7°E | 39 | 996 | TS |
| 2024-11-29 12Z | 18.8°S 94.5°E | 35 | 999 | TS |
| 2024-11-29 18Z | 18.6°S 94.7°E | 35 | 999 | TS |
| 2024-11-30 00Z | 18.5°S 94.5°E | 29 | 1000 | TD |
| 2024-11-30 06Z | 18.6°S 94.5°E | 29 | 1000 | TD |
| 2024-11-30 12Z | 18.7°S 94.3°E | 29 | 1001 | TD |
| 2024-11-30 18Z | 18.6°S 94.2°E | 29 | 1001 | TD |