Atlantic Tropical Weather Outlook
342 ABNT20 KNHC 231727 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 200 PM EDT Sun Aug 23 2026 For the North Atlantic...Caribbean Sea and the Gulf of America: Northeastern Atlantic: A non-tropical area of low pressure located a couple of hundred miles west of the coast of Portugal is producing limited shower activity. This low is no longer anticipated to acquire any subtropical characteristics before moving over Portugal and Spain early tomorrow. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 7 days...low...near 0 percent. Central Subtropical Atlantic (AL95): Satellite images indicate that showers and thunderstorms are showing some signs of organization associated with an area of low pressure located about 400 miles southeast of Bermuda. Further development of the low is possible, and this system could become a short-lived tropical depression or storm during the next couple of days while it moves northward and north-northeastward, well northeast of Bermuda. * Formation chance through 48 hours...medium...40 percent. * Formation chance through 7 days...medium...40 percent. Eastern Tropical Atlantic: A tropical wave is expected to move off the west coast of Africa on Monday, and an area of low pressure could form in association with the wave early this week. Environmental conditions are forecast to be marginally conducive for development, and a tropical depression could form by the middle to latter portions of the week while the system moves generally westward at 15 to 20 mph across the eastern and central tropical Atlantic. * Formation chance through 48 hours...low...near 0 percent. * Formation chance through 7 days...medium...50 percent.