Heavy Rain Alert Remains in Fiji as Trough of Low Pressure Triggers Thunderstorms and Flash Flood Risk

Weather Bulletin
Issued from the National Weather Forecasting Centre Nadi at 5:30am on Wednesday the 27th of 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 https://www.met.gov.fj/alerts/

Situation: A trough of low pressure lies slow moving over the group. Associated cloud and rain is expected to affect the group from later today till Thursday.

Forecast to midnight tonight for the Fiji group:
– Occasional rain, heavy at times and 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. Winds becoming northerly from later tonight.
– Moderate to rough seas.

Outlook for Thursday:
– Occasional rain, heavy at times and 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.

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

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

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

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

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

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

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

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

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

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

For 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.

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

For 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.