| 10:30 GMT+9 |  Fair | -7°C / 19°F | -15°C / 5°F | 53% | 1026 mb (30.3 in) | NNW 17 kph (NNW 10.4 mph) | - | 10km |
| | RKSI 260130Z 34009KT 320V020 CAVOK M07/M15 Q1026 NOSIG |
| 10:00 GMT+9 |  Fair | -8°C / 18°F | -15°C / 5°F | 58% | 1025 mb (30.27 in) | NNW 19 kph (NNW 11.5 mph) | - | 10km |
| | RKSI 260100Z 34010KT CAVOK M08/M15 Q1025 NOSIG |
| 09:30 GMT+9 |  Partly Cloudy | -8°C / 18°F | -15°C / 5°F | 58% | 1025 mb (30.27 in) | N 22 kph (N 13.8 mph) | - | 10km |
| | RKSI 260030Z 35012KT 9999 FEW025 M08/M15 Q1025 NOSIG |
| 09:00 GMT+9 |  Fair | -8°C / 18°F | -15°C / 5°F | 58% | 1024 mb (30.24 in) | N 20 kph (N 12.7 mph) | - | 10km |
| | RKSI 260000Z 35011KT CAVOK M08/M15 Q1024 NOSIG |
| 08:30 GMT+9 |  Partly Cloudy | -9°C / 16°F | -15°C / 5°F | 62% | 1024 mb (30.24 in) | NNW 20 kph (NNW 12.7 mph) | - | 10km |
| | RKSI 252330Z 33011KT 300V360 9999 FEW025 M09/M15 Q1024 NOSIG |
| 08:00 GMT+9 |  Partly Cloudy | -9°C / 16°F | -15°C / 5°F | 62% | 1024 mb (30.24 in) | NW 20 kph (NW 12.7 mph) | - | 8000 |
| | RKSI 252300Z 32011KT 8000 FEW025 M09/M15 Q1024 NOSIG |
| 07:30 GMT+9 |  Partly Cloudy | -9°C / 16°F | -14°C / 7°F | 67% | 1024 mb (30.24 in) | NNW 24 kph (NNW 15 mph) | - | 8000 |
| | RKSI 252230Z 33013KT 8000 FEW020 M09/M14 Q1024 NOSIG |
| 07:00 GMT+9 |  Partly Cloudy | -9°C / 16°F | -14°C / 7°F | 67% | 1024 mb (30.24 in) | NNW 24 kph (NNW 15 mph) | - | 6000 |
| | RKSI 252200Z 33013KT 6000 SCT025 M09/M14 Q1024 NOSIG RMK ASIAN DUST(HWANGSA) |
| 06:30 GMT+9 |  Partly Cloudy | -8°C / 18°F | -14°C / 7°F | 62% | 1023 mb (30.21 in) | NNW 24 kph (NNW 15 mph) | - | 6000 |
| | RKSI 252130Z 34013KT 6000 SCT020 M08/M14 Q1023 NOSIG RMK ASIAN DUST(HWANGSA) |
| 06:00 GMT+9 |  Partly Cloudy | -8°C / 18°F | -14°C / 7°F | 62% | 1023 mb (30.21 in) | NNW 30 kph (NNW 18.4 mph) | - | 6000 |
| | RKSI 252100Z 33016KT 6000 SCT025 M08/M14 Q1023 NOSIG RMK ASIAN DUST(HWANGSA) |
| 05:30 GMT+9 |  Partly Cloudy | -8°C / 18°F | -14°C / 7°F | 62% | 1023 mb (30.21 in) | NNW 22 kph (NNW 13.8 mph) | - | 6000 |
| | RKSI 252030Z 33012KT 6000 SCT025 M08/M14 Q1023 NOSIG RMK ASIAN DUST(HWANGSA) |
| 05:00 GMT+9 |  Partly Cloudy | -8°C / 18°F | -14°C / 7°F | 62% | 1022 mb (30.18 in) | NW 24 kph (NW 15 mph) | - | 6000 |
| | RKSI 252000Z 32013KT 6000 SCT025 M08/M14 Q1022 NOSIG RMK ASIAN DUST(HWANGSA) |
| 04:30 GMT+9 |  Partly Cloudy | -8°C / 18°F | -13°C / 9°F | 68% | 1022 mb (30.18 in) | NW 26 kph (NW 16.1 mph) | - | 6000 |
| | RKSI 251930Z 32014KT 6000 SCT025 M08/M13 Q1022 NOSIG RMK ASIAN DUST(HWANGSA) |
| 04:00 GMT+9 |  Partly Cloudy | -7°C / 19°F | -13°C / 9°F | 63% | 1022 mb (30.18 in) | NNW 22 kph (NNW 13.8 mph) | - | 6000 |
| | RKSI 251900Z 33012KT 6000 SCT025 M07/M13 Q1022 NOSIG RMK ASIAN DUST(HWANGSA) |
| 03:30 GMT+9 |  Partly Cloudy Widespread Dust | -7°C / 19°F | -11°C / 12°F | 73% | 1022 mb (30.18 in) | NNW 30 kph (NNW 18.4 mph) | - | 5000 |
| | RKSI 251830Z 33016KT 5000 DU SCT025 M07/M11 Q1022 NOSIG |
| 03:00 GMT+9 |  Partly Cloudy Widespread Dust | -6°C / 21°F | -12°C / 10°F | 63% | 1022 mb (30.18 in) | NNW 26 kph (NNW 16.1 mph) | - | 4000 |
| | RKSI 251800Z 33014KT 4000 DU SCT025 M06/M12 Q1022 NOSIG |
| 02:30 GMT+9 |  Partly Cloudy Widespread Dust | -6°C / 21°F | -13°C / 9°F | 58% | 1022 mb (30.18 in) | NW 28 kph (NW 17.3 mph) | - | 5000 |
| | RKSI 251730Z 31015KT 5000 DU SCT025 M06/M13 Q1022 TEMPO -SN |
| 02:00 GMT+9 |  Partly Cloudy Widespread Dust | -6°C / 21°F | -12°C / 10°F | 63% | 1021 mb (30.15 in) | NW 30 kph (NW 18.4 mph) | - | 5000 |
| | RKSI 251700Z 32016KT 5000 DU SCT025 M06/M12 Q1021 NOSIG |
| 01:30 GMT+9 |  Partly Cloudy Widespread Dust | -6°C / 21°F | -12°C / 10°F | 63% | 1021 mb (30.15 in) | NW 30 kph (NW 18.4 mph) | - | 4000 |
| | RKSI 251630Z 31016KT 4000 DU SCT025 M06/M12 Q1021 NOSIG |
| 01:00 GMT+9 |  Partly Cloudy Widespread Dust | -5°C / 23°F | -12°C / 10°F | 58% | 1020 mb (30.12 in) | NW 32 kph (NW 19.6 mph) | - | 4000 |
| | RKSI 251600Z 31017KT 4000 DU SCT025 M05/M12 Q1020 NOSIG |
| 00:30 GMT+9 |  Partly Cloudy Widespread Dust | -5°C / 23°F | -12°C / 10°F | 58% | 1020 mb (30.12 in) | NW 35 kph (NW 21.9 mph) | - | 3200 |
| | RKSI 251530Z 31019KT 3200 DU SCT025 M05/M12 Q1020 NOSIG |
| 00:00 GMT+9 |  Partly Cloudy Widespread Dust | -4°C / 25°F | -11°C / 12°F | 59% | 1020 mb (30.12 in) | NW 33 kph (NW 20.7 mph) | - | 3200 |
| | RKSI 251500Z 32018KT 3200 DU SCT025 M04/M11 Q1020 NOSIG |