The following are provided by the Fiji Meteorological Service: Check their website for any current warnings or alerts.
Fiji Climate Outlook for April 2022
• Rainfall during April 2022 is likely to be normal or above normal across the Fiji Group, while normal or below normal rainfall is favoured for Rotuma.
• For April to June 2022 period, normal or above normal rainfall is likely across the Fiji Group, while normal or below normal rainfall is favoured for Rotuma.
• During July to September 2022 period, there are almost equal chances of below-normal, normal and above normal rainfall across the Fiji Group, while normal or below normal rainfall is favoured for Rotuma.
· The air temperatures are likely to be above normal across the country during April 2022 and the April to June 2022 period.
• La Niña continues to persist in the tropical Pacific Ocean.
• The majority of surveyed climate models suggest this La Niña event has passed its peak, with a return to neutral ENSO values by May to July 2022 period.
· Fiji typically experiences above-normal rainfall during a La-Niña event, with an increased risk of flooding, especially during the Wet Season.
Fiji Ocean Outlook for April 2022
· A weakening La Niña event persists in the tropical Pacific. The majority of surveyed climate models suggest a return to a neutral ENSO state by May to July 2022 period.
· Above-normal sea surface temperatures (SSTs) are likely to be observed within the Fiji Waters during the May to July 2022 period.
· The average position of the 29°C convergence zone is likely to be located north of Fiji during the May to July 2022 period.
· The 4 weeks coral bleaching outlook is at ‘Alert 2’ for waters southeast of Viti Levu, Kadavu and parts of southern Lau Group, while ‘Alert 1’ is in place for Taveuni, northern Lau Group and parts of Lomaiviti Group. ‘Warning’ is in place for the rest of the Fiji Waters.
· Sea level is likely to be near normal or above normal across most of Fiji’s EEZ during the May to July 2022 period.
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Early Action Rainfall Watch for April 2022
· Rainfall Status: The majority of the stations across Fiji were under Very Wet or at No Alert status, for the 3, 6 and 12-month timescale. Rotuma was the lone station under Drought Watch for the 12-month timescale.
· Rainfall Outlook: For the 8th – 21st and 15th – 28th April, together with the whole of April and April to June 2022 period, generally wetter than usual conditions are favoured across the country, except for Rotuma where drier than usual conditions are favoured for the whole of April, and No Alert favoured for April to June 2022 period.
· El Niño-Southern Oscillation (ENSO) Status: La Niña
El Niño-Southern Oscillation (ENSO) Update – March 2022
· La Niña event continues to persist in the tropical Pacific Ocean.
· The oceanic and atmospheric indicators are indicative of a La Niña event.
· The global climate models favour the continuation of a La Niña event from March to May 2022 period.
· This event has passed its peak with a return to a neutral-ENSO state anticipated by April to June 2022 period.
· Fiji usually experiences above-normal rainfall during a La-Niña event, which can lead to flooding, especially during the wet season from November to April.
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Fiji Climate Summary for March 2022
A La Niña event continues in the tropical Pacific region.
Moist easterlies, southeast trade winds, together with series of troughs of low-pressure systems affected the country during the month. Typical wet season rainfall continued to be experienced in most parts of the country, with generally average to well above average rainfall recorded during the month. However, drier than usual conditions were experienced at Dobuilevu, Monasavu, Nausori Airport, Laucala Bay and Rotuma.
Overall, out of the 25 rainfall monitoring stations, 3 recorded well above average rainfall, 10 above average, 7 average and 5 stations recorded below-average rainfall.
A trough of low pressure affected the country at the end of the month. Significant 24-hour rainfall of 104mm was recorded at Vanuabalavu and 102mm at Yasawa-i-Rara, both on the 31st.
On temperatures, the highest day-time temperature of 35.9°C was recorded at Levuka on the 8th, followed by Navua with 35.4°C on the 22nd, Saqani with 35.2°C on the 15th,
Ellington (Rakiraki) with 34.8°C on the 16th, Korolevu with 34.3°C on the 4th and Sigatoka with 34.2°C on the 6th.
The lowest daily minimum air temperature of 17.0°C was recorded at both Vunisea and Nadarivatu on the 21st and 28th, respectively, followed by Monasavu with 18.0°C on the 28th, Lomaivuna with 20.4°C on the 28th, Savusavu Airfield with 20.5°C on the 22nd and Vaturekuka (Labasa) with 20.6°C on the 28th, Korolevu with 20.8°C on the 28th, Udu Point with 20.9°C on the 20th, both Vanuabalavu and Lakeba with 21.0°C on the 20th and 29th, respectively.
Southeasterly winds were dominant at Nadi Airport while northwesterly winds were dominant at Nausori Airport during the month, both with light to moderate wind strength (Figure 8).
Warmer than normal sea surface temperature anomalies were observed across most of the Fiji Group (Figure 9).
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