The National Hurricane Center in Miami issued its third wind speed probability bulletin for Potential Tropical Cyclone One at 3:00 a.m. Coordinated Universal Time on Wednesday, June 17, 2026.
At the time of the bulletin, the center of the storm system was located near latitude 27.6 degrees north and longitude 97.1 degrees west, with maximum sustained winds of approximately 25 knots — equal to about 30 miles per hour or 45 kilometers per hour.
The bulletin outlines the probability of sustained wind speeds reaching at least 34 knots (39 mph), 50 knots (58 mph), and 64 knots (74 mph) at specific locations over the next five days.
Among the locations with the highest cumulative chances of experiencing tropical storm-force winds of at least 34 knots, Cameron, Louisiana tops the list at 30 percent. Galveston, Texas showed a 17 percent cumulative probability, while Lake Charles, Louisiana came in at 9 percent.
Other locations with notable probabilities include Lafayette, Louisiana at 6 percent, Port Arthur, Texas at 5 percent, and Alexandria, Louisiana and New Iberia, Louisiana each at 4 percent. Fort Polk, Louisiana, High Island, Texas, Matagorda, Texas, and Port O’Connor, Texas also appear in the bulletin with lower cumulative probabilities.
The bulletin was prepared by forecaster Pasch at the National Hurricane Center.
