August 2025
Atlantic Tropical Weather Outlook
From the National Hurricane Center:
For the North Atlantic Caribbean Sea and the Gulf of America:Active Systems:The National Hurricane Center is issuing advisories on TropicalStorm Erin, located over the eastern tropical Atlantic severalhundred miles west of the Cabo Verde Islands.Northwestern Atlantic:A non-tropical area of low pressure located a few hundred milessoutheast of Nova Scotia, Canada, is producing disorganized showerand T-Storm activity to the west of its center. Somelimited tropical or subtropical development is possible over thenext day or so as the low meanders near the relatively warm watersof the Gulf Stream. The system is expected to move northward overcooler waters by Wednesday, ending its chances for tropicaldevelopment.* Formation chance through 48 hours low 10 percent.* Formation chance through 7 days low 10 percent.North-Central Gulf:A surface trough near the coast of Louisiana is producing a broadarea of disorganized showers and T-Storms. While developmentof this system is not anticipated before it moves inland latertoday, locally heavy rainfall could produce flash flooding acrossportions of the northern Gulf coast over the next day or so. Formore information on the rainfall hazards related to this system,please see products issued by your local National Weather Serviceforecast office.* Formation chance through 48 hours low near 0 percent.* Formation chance through 7 days low near 0 percent.Public Advisories on Tropical Storm Erin are issued under WMO headerWTNT35 KNHC and under AWIPS header MIATCPAT5. Forecast/Advisories onTropical Storm Erin are issued under WMO header WTNT25 KNHC andunder AWIPS header MIATCMAT5.Forecaster Berg
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Atlantic Tropical Weather Outlook
From the National Hurricane Center:
For the North Atlantic Caribbean Sea and the Gulf of America:Corrected to fix a typo and include mention of gale warnings fornon-tropical area of low pressure south-southeast of Nova Scotia.Eastern Tropical Atlantic (AL97):Shower and T-Storm activity has persisted and continues toshow signs of organization with a well-defined area of low pressurelocated just to the west of the Cabo Verde Islands. If thesestructural trends continue, the system is likely to become atropical depression or storm, possibly as soon as later thismorning. Locally heavy rainfall and gusty winds are expected tocontinue today across portions of the Cabo Verde Islands, andinterests there should monitor the progress of this system.Regardless of development over the next couple of days, the systemis expected to continue moving westward to west-northwestward at 15to 20 mph across the eastern and central tropical Atlantic.* Formation chance through 48 hours high 90 percent.* Formation chance through 7 days high 90 percent.Central Atlantic (AL96):A weak trough of low pressure located over the central Atlantic isonly producing limited shower and T-Storm activity.Significant development of this system is becoming unlikely overthe next few days as the system drifts generally northward,remaining over the central Atlantic.* Formation chance through 48 hours low 10 percent.* Formation chance through 7 days low 10 percent.Northwestern Atlantic:A non-tropical area of low pressure is currently located a fewhundred miles to the south-southeast of Nova Scotia, Canada. Whilecurrent shower and T-Storm activity with the system is limited,this system is drifting over the warm waters of the Gulf Streamwhere some tropical or subtropical development could occur over thenext day or two. By the middle of this week, the system is expectedto move northward over cooler waters, ending its chances for furthertropical development. For more information on this system, includinggale warnings, see High Seas Forecast issued by the National WeatherService.* Formation chance through 48 hours low 10 percent.* Formation chance through 7 days low 10 percent.High Seas Forecasts issued by Weather Tracker TVcan be found under AWIPS header NFDHSFAT1, WMO header FZNT01KWBC, and online at ocean.weather.gov/shtml/NFDHSFAT1.phpForecaster Papin