Grant (09S — Southeastern Indian) (Near the Cocos Islands)
Latest observation
Last updated: Tuesday, 23 December — 10:00 AM Cocos Islands Time (CCT; 03:00 UTC)
Observed information
- Current position: 12.6°S 100.0°E
- Forward movement: NW (315°) at 11 km/h (6 knots)
- Maximum sustained winds: 75 km/h (40 knots)
- Minimum central pressure: 997 millibars (29.44 inches)
- Intensity (SSHWS): Tropical Storm
- Intensity (BOM): Cyclone (Category 1)
Relative position
- 349 kilometers (217 miles) east of West Island, Cocos Islands (Australia)
Official forecasts
Bureau of Meteorology (Australia)
Last updated: Tuesday, 23 December — 10:00 AM CCT (00:00 UTC)
| Hour | Date | Time | · | Intensity | · | Winds | · | Lat | Long |
|---|---|---|---|---|---|---|---|---|---|
| · | · | UTC | CCT | BOM | · | knots | km/h | °S | °E |
| 00 | 23 Dec | 00:00 | 7AM Tue | Cyclone (Category 1) | 35 | 65 | 12.8 | 100.4 | |
| 06 | 23 Dec | 06:00 | 1PM Tue | Cyclone (Category 1) | ▲ | 40 | 75 | 12.7 | 99.9 |
| 12 | 23 Dec | 12:00 | 7PM Tue | Cyclone (Category 1) | ▲ | 45 | 85 | 12.6 | 99.5 |
| 18 | 23 Dec | 18:00 | 1AM Wed | Cyclone (Category 2) | ▲ | 50 | 95 | 12.4 | 99.1 |
| 24 | 24 Dec | 00:00 | 7AM Wed | Cyclone (Category 2) | 50 | 95 | 12.3 | 98.7 | |
| 36 | 24 Dec | 12:00 | 7PM Wed | Cyclone (Category 2) | ▲ | 55 | 100 | 12.2 | 97.8 |
| 48 | 25 Dec | 00:00 | 7AM Thu | Cyclone (Category 2) | 55 | 100 | 12.0 | 96.8 | |
| 60 | 25 Dec | 12:00 | 7PM Thu | Cyclone (Category 2) | 55 | 100 | 11.9 | 95.6 | |
| 72 | 26 Dec | 00:00 | 7AM Fri | Cyclone (Category 2) | ▲ | 60 | 110 | 11.8 | 94.0 |
| 96 | 27 Dec | 00:00 | 7AM Sat | Cyclone (Category 2) | ▼ | 55 | 100 | 11.6 | 90.9 |
| 120 | 28 Dec | 00:00 | 7AM Sun | Cyclone (Category 2) | 55 | 100 | 11.9 | 87.3 |
Joint Typhoon Warning Center
Last updated: Tuesday, 23 December — 10:00 AM CCT (03:00 UTC)
| Hour | Date | Time | · | Intensity | · | Winds | · | Lat | Long |
|---|---|---|---|---|---|---|---|---|---|
| · | · | UTC | CCT | Saffir-Simpson | · | knots | km/h | °S | °E |
| 00 | 23 Dec | 00:00 | 7AM Tue | Tropical Storm | 40 | 75 | 12.6 | 100.0 | |
| 12 | 23 Dec | 12:00 | 7PM Tue | Tropical Storm | ▲ | 45 | 85 | 12.3 | 99.1 |
| 24 | 24 Dec | 00:00 | 7AM Wed | Tropical Storm | ▲ | 50 | 95 | 12.0 | 98.4 |
| 36 | 24 Dec | 12:00 | 7PM Wed | Tropical Storm | ▲ | 55 | 100 | 11.8 | 97.7 |
| 48 | 25 Dec | 00:00 | 7AM Thu | Tropical Storm | ▲ | 60 | 110 | 11.8 | 96.8 |
| 72 | 26 Dec | 00:00 | 7AM Fri | Hurricane (Category 1) | ▲ | 70 | 130 | 12.0 | 94.2 |
| 96 | 27 Dec | 00:00 | 7AM Sat | Hurricane (Category 1) | 70 | 130 | 12.4 | 90.6 | |
| 120 | 28 Dec | 00:00 | 7AM Sun | Hurricane (Category 1) | 70 | 130 | 12.9 | 86.4 |
Official information
Bureau of Meteorology (Australia)
- Tropical cyclone information
- Tropical cyclone seven-day forecast
- Forecast track map
- Tropical cyclone advice (for Cocos Islands)
- Ocean wind warning
Other information
Joint Typhoon Warning Center (United States)
- Homepage
- Outlook discussion
- Tropical cyclone warning (text product)
- Tropical cyclone warning (graphic product)
Radar imagery
Radar imagery is not currently available for this system.
Satellite imagery
Floater imagery
Single bandwidth imagery
- Visible: Tropical Tidbits · CyclonicWx
- Infrared: Tropical Tidbits · CyclonicWx
- Water vapor: Tropical Tidbits · CyclonicWx
Multiple bandwidth imagery
The options to select individual bandwidths on each of the following websites may vary.
Regional imagery
- Visible: CIRA/RAMMB
- Infrared: CIRA/RAMMB
- Water vapor: CIRA/RAMMB
Analysis products
Preliminary best track data
Scatterometer data
Sea-surface temperatures
Model products
Storm-centered guidance
Single-model click-through guidance
-
Global Forecast System (GFS; United States): Tropical Tidbits · CyclonicWx
-
European Centre for Medium-Range Weather Forecasts (ECMWF; Europe): Tropical Tidbits · CyclonicWx
Multi-guidance pages
Regional single-model guidance
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GFS: Tropical Tidbits · CyclonicWx · Weather Nerds
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ECMWF: Tropical Tidbits · CyclonicWx · Weather Nerds
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Global Environmental Multiscale Model (GEM/CMC, Canada): Tropical Tidbits
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Icosahedral Nonhydrostatic Model (ICON; Germany): Tropical Tidbits
Regional ensemble model guidance
Ensemble member minimum sea-level pressure (MSLP)
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Global Ensemble Forecast System (GEFS) (GFS-based): Tropical Tidbits
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Ensemble Prediction System (EPS) (ECMWF-based): Tropical Tidbits
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Global Ensemble Prediction System (GEPS) (GEM-based): Tropical Tidbits
Ensemble member MSLP and forecast tracks
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GEFS: Weather Nerds
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EPS: Weather Nerds
Other types of model guidance
- Cyclone Phase Diagrams: Florida State University
Posted Dec 23, 2025, 5:14 AM UTC