Tropical Storm Bertha Wind Probabilities Issued

The National Hurricane Center has issued updated wind speed probability information for Tropical Storm Bertha, tracking the storm’s potential impact over the next five days.

The graphics, which display the probability of 34-knot wind speeds over a 120-hour forecast window, were last updated Tuesday, July 21, 2026, at 3:22 a.m. GMT.

Residents are encouraged to monitor the latest updates from the National Hurricane Center as the storm continues to develop.