72 Hours Outlook
Low level instability will linger across the islands, trailing a weak tropical wave. Few scattered showers are likely tonight and Tuesday morning, as the mid to upper levels remain dry. After which, moisture will increase by Tuesday evening as instability from a strong tropical wave approaches the islands. Generally, cloudy skies and showers with the chance of isolated thunderstorms are forecast Tuesday night into Wednesday; intensifying from Wednesday afternoon into Wednesday night as this broad wave moves across Saint Vincent and the Grenadines. Model guidance is indicating approximately 35mm of rainfall accumulation by 8 o’clock Wednesday night. Showers are forecast to continue throughout the night as the wave axis crosses over the islands.
Government of Saint Vincent and the Grenadines