Interests in the Lesser Antilles have been advised to monitor the progress of a weather system in the Central Tropical Atlantic.
The US National Hurricane Center ( NHC) in a 2 pm update said satellite images indicate that a broad area of low pressure located about 1,100 miles east of the Windward Islands has become better defined since this morning, and the associated showers and thunderstorms are also showing signs of organisation.
Environmental conditions are expected to remain conducive for gradual development, and a tropical depression will likely form during the next day or two while the system moves westward to west-northwestward across the central and western tropical
Interests in the Lesser Antilles should monitor the progress of this system. NHC said regardless of development, this system has the potential to bring gusty winds, heavy rainfall and flooding to portions of the Lesser Antilles beginning Friday.
The disturbance has a high (70 per cent) chance of formation through 48 hours and a high (80 per cent) formation chance through 7 days.
Several Caribbean islands are already keeping a close watch.
The St Vincent and the Grenadines Meteorological Services says it is closely monitoring an area of low pressure about 1,370 miles east of SVG.
A weather information statement issued at midday states the system is moving westward to west-northwestward across the central and western tropical Atlantic.
Environmental conditions are expected to remain conducive foe gradual development and a tropical depression is likely to form during the next few days. In addition, there is a high chance (80 per cent) of tropical cyclone formation within the next 7 days.
SVG Met says there is some uncertainty in the latest guidance model regarding the intensity and track as the system progresses towards the island chain over the weekend. However, regardless of development, showers, thunderstorm activity and gusty winds are possible across SVG from bands associated with this system from late Thursday.
Residents are advised to keep informed about the progress of this system. There are no watches or warnings in effect for SVG at this time.
Meanwhile, in Dominica, the meteorological office in its weather outlook notes a weak high-pressure system will be dominant across the area during the next 12 to 24 hours. It says light winds and high daytime temperatures could result in a few localised afternoon showers.
Shower activity associated with a trough can be expected to affect Dominica by Wednesday into Thursday with showers expected to intensify by afternoon on Wednesday.
It notes an area of low pressure in the Central Tropical Atlantic now shows a high chance of becoming a tropical depression within the next 48 hours. Environmental conditions are expected to remain conducive for development during the week as it moves westward towards the region. The system is expected to approach the area by the weekend.
A deterioration in sea conditions can also be expected by weekend. Residents are advised to monitor the progress of this area of disturbance and to stay tuned for updated information provided by the Met Office.
In St Kitts and Nevis, the Meteorological Services and NEMA continue to closely monitor the progress of Invest 94L as it moves across the Atlantic Ocean towards the island chain while showing signs of organization.
The met service says conditions are expected to become more favorable for development and a Depression is likely to form in the next day or so.
The developed cyclone may influence the weather in St Kitts and Nevis on Friday and or Saturday.