R.M.P Marotta Long Island

NWS National Hurricane Center Miami FL
800 PM EDT Mon Aug 4 2025

For the North Atlantic…Caribbean Sea and the Gulf of America:

Active Systems: The National Hurricane Center is issuing advisories on Tropical Storm Dexter, located over the northwestern Atlantic Ocean.

1. Central Tropical Atlantic: A tropical wave over the far eastern tropical Atlantic is currently producing minimal shower activity. Environmental conditions are expected to be conducive for gradual development during the next few days, and a tropical depression could form by the latter portion of this week as the system moves generally west-northwestward across the central tropical Atlantic.
* Formation chance through 48 hours…low…near 0 percent.
* Formation chance through 7 days…medium…50 percent.

2. Off the Southeastern United States: A broad area of low pressure is forecast to develop in a day or two several hundred miles off the coast of the southeastern United States. Some gradual development of this system is possible during the middle or latter portion of this week as the system moves slowly westward to northwestward.
* Formation chance through 48 hours…low…near 0 percent.
* Formation chance through 7 days…low…30 percent.

Public Advisories on Tropical Storm Dexter are issued under WMO header WTNT34 KNHC and under AWIPS header MIATCPAT4. Forecast/Advisories on Tropical Storm Dexter are issued under WMO header WTNT24 KNHC and under AWIPS header MIATCMAT4.

Forecaster Pasch