Heavy showers and thunderstorms are forecast to move across Trinidad and Tobago on Wednesday and Thursday associated with Tropical Wave 39 – a tropical disturbance dubbed Invest 98L.
What you need to know
— What is it: A tropical wave (also called a tropical disturbance) producing increasingly organized showers and thunderstorms. It is not a tropical depression or tropical storm, but it is being monitored for development by the NHC for tropical cyclone formation after entering the Caribbean Sea.
— Who will be affected: Rainfall associated with this tropical wave is forecast to affect the southern and central Windward Islands and the French Antilles through Friday. Namely, islands from Trinidad and Tobago to Martinique, including Barbados, are in the path of this tropical wave’s rainfall, with the strongest winds forecast to affect islands between Tobago and St. Lucia, potentially affecting as south as northern Trinidad.
— What can you expect: Street/flash flooding is expected. Chances for riverine flooding will increase through the next 48 hours for T&T. Wind gusts in excess of 70 KM/H accompanying heavy showers or thunderstorms are likely, with wind gusts in excess of 55 KM/H expected. Stronger wind gusts are expected across Tobago and northern Trinidad. Lightning will accompany thunderstorms. Landslides, mudslides, and rockfalls are possible across the Windwards, with lahars possible in St. Vincent. Seas are forecast to become agitated.
— Alerts/Watches/Warnings: A Riverine Flood Alert (Yellow Level) went into effect for the South Oropouche River Basin from 9:00 AM Thursday, September 22nd, 2022, and remains in effect through 9:00 AM Saturday, September 24th, 2022. An Adverse Weather Alert (Yellow Level) went into effect for Trinidad and Tobago from 5:00 AM Wednesday, September 21st, 2022, and remains in effect through 8:00 PM Thursday, September 22nd, 2022, from the Trinidad and Tobago Meteorological Service. There are no tropical storm or hurricane watches or warnings in effect for T&T at this time.
Be our eyes and ears on the ground and in the open as inclement weather associated with Invest 98L affects the region! Let of know of your experience and if it is safe, capture a picture or video and send it to us on our social media platforms: Facebook, Twitter, Instagram, or WhatsApp. Live updates will be updated automatically.