Lower level clouds are increasing and scattered showers are across the Grenadines this evening and expected to spread across St. Vincent and the Grenadines (SVG) Thursday with possible isolated thunderstorms. Mid-upper levels could occasionally enhance showers and thunderstorm activity during Friday with instability lingering Saturday morning. Instability should be elevated again during Sunday with another tropical wave moving across our area.
(Image at 5:10 pm compliments RAMMB)
Moderate to occasionally fresh (20 – 35 km/h) east north-easterly breeze can be expected across SVG tonight, turning east–south easterly during Thursday and gradually decreasing to gentle as the tropical wave crosses our area. Wind speeds should increase to moderate late Friday.
Slight to moderate (1.0 – 1.8 m) sea conditions, with north-easterly swells could temporarily fall on east coasts Friday (1.5m). The patches of haze should clear Thursday night.