What you need to know
— What: Heavy rainfall over the last 36 hours as a result of back-to-back low-level troughs, enhanced by favorable mid- to upper-level conditions, is forecast to continue, with additional isolated to scattered showers, periods of rain, and thunderstorms.
— Where: On Thursday, both islands are forecast to experience isolated to scattered rainfall, with rainfall totals ranging between 10 and 25 millimeters, with isolated totals up to 50 millimeters. Gusty winds (45-55 km/h) are possible, with higher gusts across Tobago and in heavy shower/thunderstorm activity across both islands.
— When: The TTMS has issued the Adverse Weather Alert from 3:00 AM Thursday, November 20th, 2025, through 9:30 AM Thursday, November 20th, 2025, capturing the most intense activity.
— Impacts: Street/flash flooding and localized ponding are likely in heavy downpours, accompanied by gusty winds exceeding 45 km/h. These wind gusts, combined with heavy rainfall, may lead to fallen trees/utility poles/lines and landslides, as well as localized wind damage and agitated seas. All major rivers remain well contained following heavy rains on Wednesday.
— What Should You Do: Secure loose outdoor objects. Motorists and residents in areas prone to flooding or landslides should remain alert and exercise caution. Be aware of your surroundings and changing weather conditions. Take necessary precautions to mitigate potential impacts. If you encounter flood waters, turn around. If you hear thunder, head indoors.
Latest Alerts
High Wind Alert Remains In Effect For T&T
Trinidad and Tobago is NOT under any tropical storm or hurricane threat, watch, or warning at this time.
The Adverse Weather Alert
The Trinidad and Tobago Meteorological Service has issued an Adverse Weather Alert (Yellow Level) at 1:52 AM Thursday, November 20th, 2025. The alert went into effect at 3:00 AM Thursday, November 20th, 2025, for Trinidad and Tobago, and remains in effect until 9:30 AM Thursday, November 20th, 2025.
According to the TTMS, this “alert” status accounts for the possibility that the event may occur. This adverse weather event is likely, according to the TTMS:
- Moderate showers and rain have been affecting Trinidad and Tobago since yesterday afternoon (Wednesday, 19th November 2025). These conditions are associated with the passage of a low-level trough enhanced by favorable mid to upper-level flow. Expect scattered showers and rain, with isolated thunderstorms, mostly favoring southern Trinidad and, to a lesser extent, Tobago.
- Impacts: Street and/or flash flooding in areas prone, localized ponding in low-lying areas, and landslides.
The alert’s color indicates the event’s severity and the likelihood of its occurrence. Currently, the alert level is Yellow. This means the hazards are likely and the impacts are moderate for this particular alert. You should be aware of the hazards in your area, which include street or flash flooding, gusty winds exceeding 45 km/h, falling trees, landslides, and agitated seas.
A moderate Adverse Weather Alert can result in possible injuries and behavioral changes, which are necessary to ensure safety. Minor property damage may also occur, temporarily disrupting income-earning activities and affecting several communities.
The Met Office advises the public to remain vigilant and monitor weather conditions, and to assess their surroundings before venturing out. Take necessary precautions to mitigate potential impacts. Follow government officials’ instructions and monitor weather updates.
