Tropical Storm Bertha formed Monday evening and strengthened overnight in the Gulf, continuing to slowly organize as it tracks near the northern Gulf Coast, according to the National Hurricane Center (NHC). Florida Gulf Tropical Storm Bertha conditionsWhat we know:As of the latest Tuesday morning advisory, Bertha was centered about 110 nautical miles south of Panama City, moving northwest at about 5 mph. Gulf Coast Bertha, rain forecastDig deeper:The NHC expects Bertha to continue a slow northwest to west-northwest motion Tuesday before turning more westward by the middle of the week. Current NHC forecasts keep the storm moving near or along the northern Gulf Coast over the next several days. Continue monitoring forecasts as Bertha moves along the northern Gulf Coast over the next several days.