ALT National Hurricane Center forecast for Tropical Storm Isaias, issued October 7, 2026, at 10 PM CDT. Isaias has maximum sustained winds of 70 mph and is moving east-northeast at 9 mph. The storm is forecast to strengthen into a hurricane before approaching the northern Gulf Coast Friday evening, with its center potentially moving inland across Mississippi and Alabama Saturday. Hurricane warnings are in effect along portions of the northern Gulf Coast. The cone represents the probable path of the storm's center, not the extent of hazardous conditions.
ALT National Hurricane Center map showing forecast peak storm surge from Tropical Storm Isaias along the northern Gulf Coast. Storm surge of 5–7 feet above ground level is forecast from Ocean Springs, Mississippi, through Mobile Bay, Alabama, to Indian Pass, Florida. Surrounding coastal areas could experience 3–5 feet near southeastern Louisiana, 4–6 feet east of Indian Pass to the Steinhatchee River, and generally 1–3 feet along portions of coastal Louisiana and the Florida Big Bend. Forecast values represent water heights above normally dry ground.
