Weather Bulletin issued by the Vanuatu Meteorology and Geo-Hazards Department, Port Vila at 1:00 pm Friday, February 24, 2017
Synoptic Chart (240000Z).
A low northwest of Vanuatu extends a trough over Northern parts of Vanuatu group connecting to a weak low pressure system southeast of Fiji. Meanwhile a high pressure system West of New Zealand extending a ridge over New Caledonia and southern Vanuatu.
Latest satellite (IR/VS) imagery including a six-hour loop indicates few, scattered, broken to overcast low and middle level clouds about the group. Few CB’s evident over northern and parts of the central Islands.
The system mention mentioned above is expected to remain stationary in the vicinity for a day or two. The trough extending from the low pressure will also remain about the group till next week. The current high pressure near New Zealand will merge with another high pressure over the Australian bight tomorrow and will still maintain a ridge toward southern islands of Vanuatu. The high pressure over the Australian bight will be over New Zealand by Wednesday and Thursday with the ridge extending towards southern islands of Vanuatu.
Outlook for the next 7 days.
Showers and possible thunder over northern and parts of the central Islands while partly cloudy with brief showers elsewhere. Similar weather conditions is expected tomorrow until Sunday with isolated heavy falls over Torba Province. Showers with isolated heavy falls expected over all group by Monday until Friday next week. Light to moderate northeast, east and southeasterly winds expected over the group. Minimum temperature range from 21oC down south to 25oC up north. Maximum temperature range from 30oC down south to 31oC up north.