| 13:12 GMT+10 |  Mostly Cloudy Showers In Vicinity | 18°C / 64°F | 13°C / 55°F | 73% | 1017 mb (30.03 in) | SSE 37 kph (SSE 23 mph) | - | 10km |
| | YSSY 010312Z 16020KT 9999 VCSH FEW015 SCT025 BKN050 18/13 Q1017 FM0312 MOD TURB BLW 5000FT |
| 13:00 GMT+10 |  Mostly Cloudy Showers In Vicinity | 17°C / 63°F | 14°C / 57°F | 83% | 1017 mb (30.03 in) | S 32 kph (S 19.6 mph) | - | 10km |
| | YSSY 010300Z 19017KT 9999 VCSH FEW015 SCT026 BKN058 17/14 Q1017 FM0300 MOD TURB BLW 5000FT |
| 12:42 GMT+10 |  Mostly Cloudy Showers | 16°C / 61°F | 14°C / 57°F | 88% | 1018 mb (30.06 in) | S 41 kph (S 25.3 mph) | - | 9000 |
| | YSSY 010242Z 19022G32KT 9000 -SHRA FEW015 SCT026 BKN055 16/14 Q1018 FM0242 18025G35KT 9999 -SHRA SCT025 BKN045 INTER 0242/0315 4000 SHRA SCT012 BKN020 FM0242 MOD TURB BLW 5000FT |
| 12:30 GMT+10 |  Mostly Cloudy Showers | 17°C / 63°F | 13°C / 55°F | 77% | 1018 mb (30.06 in) | S 39 kph (S 24.2 mph) | - | 7000 |
| | YSSY 010230Z 18021KT 7000 -SHRA FEW015 SCT027 BKN060 17/13 Q1018 FM0230 18025G35KT 9999 -SHRA SCT025 BKN045 INTER 0230/0300 4000 SHRA SCT012 BKN020 FM0230 MOD TURB BLW 5000FT |
| 12:27 GMT+10 |  Mostly Cloudy Showers | 17°C / 63°F | 13°C / 55°F | 77% | 1018 mb (30.06 in) | SW 28 kph (SW 17.3 mph) | - | 7000 |
| | YSSY 010227Z 21015G25KT 7000 -SHRA FEW015 BKN027 BKN060 17/13 Q1018 FM0230 18025G35KT 9999 -SHRA SCT025 BKN045 INTER 0230/0300 4000 SHRA SCT012 BKN020 FM0227 MOD TURB BLW 5000FT |
| 12:08 GMT+10 |  Mostly Cloudy Showers | 16°C / 61°F | 14°C / 57°F | 88% | 1018 mb (30.06 in) | SW 33 kph (SW 20.7 mph) | - | 10km |
| | YSSY 010208Z 21018KT 9999 -SHRA FEW015 SCT025 BKN060 16/14 Q1018 FM0208 18025G35KT 9999 -SHRA SCT025 BKN045 INTER 0208/0230 4000 SHRA SCT012 BKN020 FM0208 MOD TURB BLW 5000FT |
| 12:00 GMT+10 |  Mostly Cloudy Showers | 16°C / 61°F | 13°C / 55°F | 83% | 1018 mb (30.06 in) | S 37 kph (S 23 mph) | - | 9000 |
| | YSSY 010200Z 18020KT 9000 -SHRA FEW015 SCT025 BKN060 16/13 Q1018 FM0200 18025G35KT 9999 -SHRA SCT025 BKN045 INTER 0200/0230 4000 SHRA SCT012 BKN020 FM0200 MOD TURB BLW 5000FT |
| 11:43 GMT+10 |  Mostly Cloudy Showers | 17°C / 63°F | 12°C / 54°F | 73% | 1018 mb (30.06 in) | S 44 kph (S 27.6 mph) | - | 5000 |
| | YSSY 010143Z 17024G34KT 5000 -SHRA FEW018 SCT027 BKN045 17/12 Q1018 FM0155 18025G35KT 9999 -SHRA SCT025 BKN045 INTER 0155/0230 4000 SHRA SCT012 BKN020 FM0143 MOD TURB BLW 5000FT |
| 11:30 GMT+10 |  Mostly Cloudy Showers In Vicinity | 18°C / 64°F | 12°C / 54°F | 68% | 1017 mb (30.03 in) | SSE 44 kph (SSE 27.6 mph) | - | 10km |
| | YSSY 010130Z 20024KT 9999 VCSH FEW018 BKN045 18/12 Q1017 FM0130 MOD TURB BLW 5000FT |
| 11:25 GMT+10 |  Mostly Cloudy Showers In Vicinity | 18°C / 64°F | 12°C / 54°F | 68% | 1017 mb (30.03 in) | SSE 39 kph (SSE 24.2 mph) | - | 10km |
| | YSSY 010125Z 20021G31KT 9999 VCSH FEW018 BKN050 18/12 Q1017 FM0130 MOD TURB BLW 5000FT |
| 11:00 GMT+10 |  Mostly Cloudy Showers | 18°C / 64°F | 11°C / 52°F | 64% | 1017 mb (30.03 in) | SSE 44 kph (SSE 27.6 mph) | - | 10km |
| | YSSY 010100Z 20024KT 9999 -SHRA FEW018 SCT028 BKN045 18/11 Q1017 FM0100 MOD TURB BLW 5000FT |
| 10:30 GMT+10 |  Partly Cloudy | 18°C / 64°F | 12°C / 54°F | 68% | 1017 mb (30.03 in) | S 44 kph (S 27.6 mph) | - | 10km |
| | YSSY 010030Z 19024G34KT 9999 FEW028 18/12 Q1017 FM0030 MOD TURB BLW 5000FT |
| 10:00 GMT+10 |  Partly Cloudy | 18°C / 64°F | 12°C / 54°F | 68% | 1017 mb (30.03 in) | S 44 kph (S 27.6 mph) | - | 10km |
| | YSSY 010000Z 19024G34KT 9999 FEW028 18/12 Q1017 FM0000 MOD TURB BLW 5000FT |
| 09:30 GMT+10 |  Partly Cloudy | 18°C / 64°F | 12°C / 54°F | 68% | 1017 mb (30.03 in) | S 50 kph (S 31.1 mph) | - | 10km |
| | YSSY 302330Z 19027KT 9999 SCT028 18/12 Q1017 FM2330 MOD TURB BLW 5000FT |
| 09:00 GMT+10 |  Partly Cloudy | 18°C / 64°F | 11°C / 52°F | 64% | 1016 mb (30 in) | S 48 kph (S 29.9 mph) | - | 10km |
| | YSSY 302300Z 19026G37KT 9999 FEW018 18/11 Q1016 FM2300 MOD TURB BLW 5000FT |
| 08:30 GMT+10 |  Mostly Cloudy Showers | 18°C / 64°F | 12°C / 54°F | 68% | 1016 mb (30 in) | SSE 46 kph (SSE 28.8 mph) | - | 10km |
| | YSSY 302230Z 20025G35KT 9999 FEW018 18/12 Q1016 INTER 2300/2400 4000 SHRA SCT012 BKN020 FM2230 MOD TURB BLW 5000FT |
| 08:24 GMT+10 |  Mostly Cloudy Showers | 18°C / 64°F | 12°C / 54°F | 68% | 1016 mb (30 in) | S 46 kph (S 28.8 mph) | - | 10km |
| | YSSY 302224Z 19025G35KT 9999 FEW018 18/12 Q1016 INTER 2300/2400 4000 SHRA SCT012 BKN020 FM2224 MOD TURB BLW 5000FT |
| 08:00 GMT+10 |  Mostly Cloudy Showers | 18°C / 64°F | 11°C / 52°F | 64% | 1016 mb (30 in) | SSE 44 kph (SSE 27.6 mph) | - | 10km |
| | YSSY 302200Z 20024KT 9999 FEW015 18/11 Q1016 INTER 2300/2400 4000 SHRA SCT012 BKN020 FM2200 MOD TURB BLW 5000FT |
| 07:30 GMT+10 |  Mostly Cloudy Showers | 17°C / 63°F | 11°C / 52°F | 68% | 1016 mb (30 in) | SSE 46 kph (SSE 28.8 mph) | - | 10km |
| | YSSY 302130Z 20025KT 9999 FEW020 17/11 Q1016 INTER 2200/2300 4000 SHRA SCT012 BKN020 FM2130 MOD TURB BLW 5000FT |
| 07:00 GMT+10 |  Mostly Cloudy Showers | 17°C / 63°F | 11°C / 52°F | 68% | 1015 mb (29.97 in) | SSE 35 kph (SSE 21.9 mph) | - | 10km |
| | YSSY 302100Z 20019KT 9999 FEW020 17/11 Q1015 INTER 2100/2300 4000 SHRA SCT012 BKN020 FM2100 MOD TURB BLW 5000FT |
| 06:30 GMT+10 |  Mostly Cloudy Showers | 16°C / 61°F | 11°C / 52°F | 72% | 1015 mb (29.97 in) | SSE 37 kph (SSE 23 mph) | - | 10km |
| | YSSY 302030Z 20020KT 9999 FEW025 SCT045 16/11 Q1015 INTER 2030/2300 4000 SHRA SCT012 BKN020 FM2030 MOD TURB BLW 5000FT |
| 06:00 GMT+10 |  Mostly Cloudy | 16°C / 61°F | 10°C / 50°F | 68% | 1015 mb (29.97 in) | SW 35 kph (SW 21.9 mph) | - | 10km |
| | YSSY 302000Z 21019KT 9999 FEW020 BKN032 16/10 Q1015 RMK DISTANT SHRA INTER 2000/2200 4000 SHRA SCT012 BKN020 FM2000 MOD TURB BLW 5000FT |
| 05:30 GMT+10 |  Mostly Cloudy Showers In Vicinity | 15°C / 59°F | 10°C / 50°F | 72% | 1015 mb (29.97 in) | SW 32 kph (SW 19.6 mph) | - | 10km |
| | YSSY 301930Z 21017G28KT 9999 VCSH FEW020 BKN030 15/10 Q1015 INTER 1930/2130 4000 SHRA SCT012 BKN020 FM1930 MOD TURB BLW 5000FT |
| 05:00 GMT+10 |  Mostly Cloudy Showers In Vicinity | 15°C / 59°F | 10°C / 50°F | 72% | 1014 mb (29.94 in) | SW 33 kph (SW 20.7 mph) | - | 10km |
| | YSSY 301900Z 22018KT 9999 VCSH FEW020 BKN035 BKN060 15/10 Q1014 INTER 1900/2100 4000 SHRA SCT012 BKN020 FM1900 MOD TURB BLW 5000FT |
| 04:52 GMT+10 |  Mostly Cloudy Showers In Vicinity | 15°C / 59°F | 10°C / 50°F | 72% | 1014 mb (29.94 in) | SW 30 kph (SW 18.4 mph) | - | 10km |
| | YSSY 301852Z 22016G26KT 9999 VCSH FEW020 BKN030 15/10 Q1014 INTER 1952/2152 4000 SHRA SCT012 BKN020 FM1952 MOD TURB BLW 5000FT |
| 04:30 GMT+10 |  Mostly Cloudy Showers In Vicinity | 15°C / 59°F | 10°C / 50°F | 72% | 1014 mb (29.94 in) | SW 28 kph (SW 17.3 mph) | - | 9000 |
| | YSSY 301830Z 22015KT 9000 VCSH FEW020 BKN030 BKN045 15/10 Q1014 RMK VIS REDUCED TO EAST INTER 1830/2130 4000 SHRA SCT012 BKN020 FM1830 MOD TURB BLW 5000FT |
| 04:00 GMT+10 |  Mostly Cloudy Drizzle | 15°C / 59°F | 10°C / 50°F | 72% | 1014 mb (29.94 in) | SW 30 kph (SW 18.4 mph) | - | 10km |
| | YSSY 301800Z 22016KT 9999 DZ FEW015 SCT030 BKN045 15/10 Q1014 INTER 1800/2100 4000 SHRA SCT012 BKN020 FM1800 MOD TURB BLW 5000FT |
| 03:30 GMT+10 |  Mostly Cloudy Showers In Vicinity | 15°C / 59°F | 11°C / 52°F | 77% | 1014 mb (29.94 in) | SW 33 kph (SW 20.7 mph) | - | 10km |
| | YSSY 301730Z 21018KT 9999 VCSH FEW025 BKN035 BKN050 15/11 Q1014 INTER 1730/2030 4000 SHRA SCT012 BKN020 FM1730 MOD TURB BLW 5000FT |
| 03:00 GMT+10 |  Mostly Cloudy Showers In Vicinity | 15°C / 59°F | 11°C / 52°F | 77% | 1014 mb (29.94 in) | SW 32 kph (SW 19.6 mph) | - | 10km |
| | YSSY 301700Z 21017KT 9999 VCSH FEW025 SCT035 BKN045 15/11 Q1014 INTER 1700/2000 4000 SHRA SCT012 BKN020 FM1700 MOD TURB BLW 5000FT |
| 02:30 GMT+10 |  Mostly Cloudy Drizzle | 15°C / 59°F | 12°C / 54°F | 82% | 1013 mb (29.91 in) | SW 32 kph (SW 19.6 mph) | - | 8000 |
| | YSSY 301630Z 21017KT 8000 DZ FEW020 SCT030 BKN036 15/12 Q1013 INTER 1630/1930 4000 SHRA SCT012 BKN020 FM1630 MOD TURB BLW 5000FT |
| 02:00 GMT+10 |  Mostly Cloudy Showers | 15°C / 59°F | 12°C / 54°F | 82% | 1013 mb (29.91 in) | SW 30 kph (SW 18.4 mph) | - | 10km |
| | YSSY 301600Z 21016KT 9999 FEW015 BKN030 BKN045 15/12 Q1013 INTER 1600/1900 4000 SHRA SCT012 BKN020 FM1600 MOD TURB BLW 5000FT |
| 01:30 GMT+10 |  Mostly Cloudy Showers In Vicinity | 15°C / 59°F | 13°C / 55°F | 88% | 1013 mb (29.91 in) | SW 26 kph (SW 16.1 mph) | - | 9000 |
| | YSSY 301530Z 23014KT 9000 VCSH SCT020 SCT030 BKN045 15/13 Q1013 RMK VIS REDUCED TO SE INTER 1530/1830 4000 SHRA SCT012 BKN020 FM1530 MOD TURB BLW 5000FT |
| 01:00 GMT+10 |  Mostly Cloudy Showers In Vicinity | 17°C / 63°F | 13°C / 55°F | 77% | 1013 mb (29.91 in) | S 46 kph (S 28.8 mph) | - | 10km |
| | YSSY 301500Z 18025KT 9999 VCSH SCT020 17/13 Q1013 INTER 1500/1800 4000 SHRA SCT012 BKN020 FM1500 MOD TURB BLW 5000FT |
| 00:52 GMT+10 |  Mostly Cloudy Showers In Vicinity | 17°C / 63°F | 13°C / 55°F | 77% | 1013 mb (29.91 in) | S 39 kph (S 24.2 mph) | - | 10km |
| | YSSY 301452Z 19021G31KT 9999 VCSH SCT025 SCT045 BKN060 17/13 Q1013 INTER 1442/1752 4000 SHRA SCT012 BKN020 FM1452 MOD TURB BLW 5000FT |
| 00:30 GMT+10 |  Mostly Cloudy Showers In Vicinity | 17°C / 63°F | 13°C / 55°F | 77% | 1014 mb (29.94 in) | S 39 kph (S 24.2 mph) | - | 10km |
| | YSSY 301430Z 19021KT 9999 VCSH SCT024 BKN065 BKN115 17/13 Q1014 INTER 1430/1730 4000 SHRA SCT012 BKN020 FM1430 MOD TURB BLW 5000FT |
| 00:00 GMT+10 |  Mostly Cloudy Showers In Vicinity | 17°C / 63°F | 13°C / 55°F | 77% | 1014 mb (29.94 in) | S 44 kph (S 27.6 mph) | - | 10km |
| | YSSY 301400Z 19024KT 9999 VCSH SCT025 BKN050 BKN120 17/13 Q1014 INTER 1400/1700 4000 SHRA SCT012 BKN020 FM1400 MOD TURB BLW 5000FT |