Fiji Weather: Heavy Rain Alert in Effect Across the Fiji Group With Thunderstorms and Flash Flood Risk

Weather Bulletin
Issued from the National Weather Forecasting Centre Nadi
5:30am, Wednesday 27 August 2025

A heavy rain alert remains in force for the whole Fiji group. For more information, refer to the Special Weather Bulletin issued by the National Weather Forecasting Center at met.gov.fj/alerts.

Situation: A trough of low pressure is slowly tracking across the group, bringing cloud and rain.

Forecast to midnight tonight for the Fiji group:
– Occasional rain, heavy at times, with a few thunderstorms developing from the west later today and gradually spreading to the rest of the group.
– Localised heavy falls may lead to flash-flooding of low-lying areas.
– Moderate to fresh northeast winds, turning northerly from later tonight.
– Moderate to rough seas.

Outlook for Thursday:
– Occasional rain, heavy at times and a few thunderstorms over Lau and Lomaiviti group. Rain easing to showers later in the day.
– Cloudy periods with some showers over the Northern Division, Kadavu and nearby smaller islands, Sigatoka-Korolevu, Serua-Namosi, Navua-Suva-Nausori, Tailevu-Naitasiri-Ra.
– Cloudy periods with brief showers elsewhere.
– Cool at night.

Region-by-region forecasts

Navua / Suva / Nausori:
– Min: 22, Max: 27
– Outlook for Thursday: Cloudy periods with some showers. Min: 21, Max: 28

Nadi / Lautoka / Ba:
– Min: 22, Max: 27
– Outlook for Thursday: Cloudy periods with brief showers. Min: 22, Max: 29

Sigatoka / Coral Coast:
– Min: 22, Max: 27
– Outlook for Thursday: Cloudy periods with some showers. Min: 22, Max: 28

Tavua / Rakiraki:
– Min: 22, Max: 27
– Outlook for Thursday: Cloudy periods with brief showers. Min: 22, Max: 29

Natadradave / Korovou:
– Min: 22, Max: 27
– Outlook for Thursday: Cloudy periods with some showers. Min: 21, Max: 28

Yasawa / Mamanuca group:
– Min: 22, Max: 27
– Outlook for Thursday: Cloudy periods with brief showers. Min: 22, Max: 29

Labasa:
– Min: 22, Max: 28
– Outlook for Thursday: Cloudy periods with some showers. Min: 22, Max: 30

Savusavu:
– Min: 22, Max: 27
– Outlook for Thursday: Cloudy periods with some showers. Min: 21, Max: 28

Nabouwalu:
– Min: 22, Max: 27
– Outlook for Thursday: Cloudy periods with some showers. Min: 21, Max: 28

Taveuni:
– Min: 22, Max: 27
– Outlook for Thursday: Cloudy periods with some showers. Min: 21, Max: 28

Lau and Lomaiviti Group:
– Min: 22, Max: 27
– Outlook for Thursday: Occasional rain, heavy at times and few thunderstorms. Rain gradually easing to showers later in the day. Min: 23, Max: 27

Kadavu:
– Min: 22, Max: 27
– Outlook for Thursday: Cloudy periods with some showers. Min: 21, Max: 28

Rotuma:
Situation: A weak trough of low pressure with associated cloud and showers affects Rotuma.
– Cloudy periods with some showers and possible isolated thunderstorms.
– Min: 25, Max: 30
– Outlook for Thursday: Mainly fine. Min: 25, Max: 31

Note: This forecast is subject to change as the weather system evolves. Stay prepared with rain gear and heed any local warnings.