Marine forecast issued by the Solomon Islands Meteorological Service and valid for the next 24 hours from 4:00pm this afternoon on Thursday, 31 July 2025.
General Situation
A general easterly trade wind flow persists over the Solomon Islands.
Marine Warnings
Nil
Forecast for the Western Region (Western, Choiseul and Isabel provinces)
East to southeast winds at 05 to 15 knots with slight seas and low southeast swells. Isolated showers and thunderstorms. Further Outlook for Saturday: East to southeast winds at 05 to 15 knots and low southeast swells.
Forecast for the Central Region (Malaita, Guadalcanal and Central provinces)
East to southeast winds at 10 to 20 knots with slight to moderate seas and low southeast swells. Isolated showers. Further Outlook for Saturday: East to southeast winds at 10 to 15 knots and low southeast swells.
Forecast for the Eastern Region (Makira, Temotu and Rennell/Bellona provinces)
East to southeast winds at 10 to 20 with slight to moderate and low southeast swells. Isolated showers. Further Outlook for Saturday: East to southeast winds at 10 to 20 knots and low southeast swells.
Forecast for Honiara port & surrounding areas
Easterly winds at 05 to 15 knots with smooth to slight seas. Fine apart from a few showers. Further Outlook for Saturday: Easterly winds at 05 to 15 knots.
Tidal Prediction for Honiara
High tide will be at 8:53pm this evening (0.70m)
Low tide will be at 12:28pm later tomorrow afternoon (0.25m)
Tidal Prediction for Lata
High tide will be at 8:44pm this evening (1.12m)
Low tide will be at 03:09am early tomorrow morning (0.63m)
Tidal Prediction for Taro
High tide will be at 7:37pm this evening (1.11m)
Low tide will be at 01:24am early tomorrow morning (0.70m)
The next update will be issued at 7:00am tomorrow morning.
| Term | Wave/sea height | Term | Wave/sea heights |
| smooth seas | 1 – 2 ft (0.3 – 0.6 m) | moderate seas | 5 – 8 ft, (1.5 – 2.5 m) |
| Slight seas | 2 – 5 ft (0.6 – 1.5 m) | rough seas | 11 –12ft (2.5 – 3.5 m) |
| Low swells= 0-2 m (6 ft) moderate swells =2 – 4 m (6 – 13 ft) heavy swells = over 4 m (over 13 ft) | |||
| Wind speeds quoted are the expected average speeds. Individual gusts may exceed these values by a factor of up to 1.5. Wave heights are significant wave height, which may be accompanied by individual waves 1.5 to 2.0 times higher. Be aware that these estimates of wind waves/swells do not take into account the enhancing effects of the local sea currents. | |||