Tropical Wave to Bring Increased Showers and Thunderstorms to Puerto Rico

September3 updates

1. Sep 26, 2026

   Tropical Wave to Bring Increased Showers and Thunderstorms to Puerto Rico

   via Primera Hora

   The National Meteorological Service (SNM) in San Juan reported that weather conditions in Puerto Rico will be more active on Sunday due to the arrival of a tropical wave, bringing increased humidity and more frequent showers and thunderstorms.

2. Sep 24, 2026

   Heavy Showers and Thunderstorms May Affect Puerto Rico on Thursday

   via Primera Hora

   According to the Servicio Nacional de Meteorología in San Juan, Puerto Rico will experience a rainy and active day on Thursday due to a combination of humidity from a tropical wave and a surface disturbance approaching the region.

3. Sep 15, 2026

   Rainy Tuesday Forecast for Puerto Rico: Showers, Thunderstorms and Possible Flooding Warned

   via Primera Hora

   The National Weather Service (NWS) in San Juan forecast an active, humid Tuesday for Puerto Rico, with conditions favoring showers and thunderstorms. A high-altitude low-pressure system west-northwest of the islands is generating atmospheric instability,…