Tropical Storm Isaias slammed Puerto Rico with heavy rains and winds, leaving more than 300,000 without power.
With the 5 p.m, Thursday advisory the National Hurricane Center is now forecasting that Isaias could become a hurricane sometime Friday.
In a Twitter post, the Hurricane Center said, “Isaias Continues to Bring Heavy Rainfall and Tropical-Storm-Force Winds to Portions of the Dominican Republic. Forecast to Become a Hurricane Friday Or Friday Night.”
A tropical storm watch has been issued for Miami - Miami Beach - Key Biscayne - Perrine – Princeton. A Tropical Storm Watch means tropical storm-force winds are possible within the next 48 hours.
As of 5 p.m., Isaias was moving on a northwestern track at 17-mph with winds reaching 60-mph. Forecasters say forecasting Isaias intensity “remains challenging.” There are models that continue to suggest Isaias could become a hurricane when it is near the U.S.
For the complete National Hurricane Center 5 p.m. advisory click here.
For the Weather Underground storm discussion, click here.