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Tropical Weather Outlook
NWS National Hurricane Center Miami FL
Issued by the NWS Weather Prediction Center College Park MD
200 PM EDT Wed Sep 17 2025

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

Active Systems:
The National Hurricane Center is issuing advisories on newly
formed Tropical Storm Gabrielle, located in the central Tropical 
Atlantic.

1. East-Central Tropical Atlantic:
A tropical wave located near the Cabo Verde Islands is producing an 
area of disorganized showers and thunderstorms.  Environmental 
conditions are only marginally conducive, and any development of 
this system should be slow to occur while it moves westward at 15 to 
20 mph across the eastern and central portion of the tropical 
Atlantic.  Regardless of development, this system will continue to 
bring areas of heavy rain across the Cabo Verde Islands through 
Thursday.
* Formation chance through 48 hours...low...10 percent.
* Formation chance through 7 days...low...20 percent.

2. Eastern Tropical Atlantic:
A tropical wave is forecast to move off the coast of west Africa by 
Friday. Some slow development of this system is possible as it 
moves west-northwestward across the eastern tropical Atlantic this 
weekend into early next week.
* Formation chance through 48 hours...low...near 0 percent.
* Formation chance through 7 days...low...20 percent.




Public Advisories on Tropical Storm Gabrielle are issued under 
WMO header WTNT32 KNHC and under AWIPS header MIATCPAT2. 
Forecast/Advisories on Tropical Storm Gabrielle are issued under 
WMO header WTNT22 KNHC and under AWIPS header MIATCMAT2.


Forecaster Lamers/Blake/Taylor