The National Hurricane Center has issued updated wind speed probability graphics for Tropical Storm Bertha, giving forecasters and residents a clearer picture of where the storm’s strongest winds may reach.
The graphics display the probability of 34-knot winds occurring within a 120-hour forecast window. This type of information helps emergency managers and the public assess potential storm impacts across a wide area.
The wind probability data was last updated on Thursday, July 23, 2026, at 9:22 a.m. GMT. Residents in potentially affected areas are encouraged to monitor the National Hurricane Center for the latest updates as Tropical Storm Bertha continues to develop.
