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Tropical Depression Two Strengthens in the Gulf, Poised to Become Tropical Storm Bertha

Elena MarquezPublished 2d ago4 min readBased on 7 sources
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Tropical Depression Two Strengthens in the Gulf, Poised to Become Tropical Storm Bertha

A tropical depression centered roughly 120 miles south of Panama City, Florida, is intensifying over the northern Gulf of Mexico and is expected to reach tropical storm strength later on July 20, 2026, according to the National Hurricane Center's Advisory Number 5 (storm identifier AL022026). Once its maximum sustained winds reach 40 mph, the system will be designated Tropical Storm Bertha, the second named storm of the 2026 Atlantic hurricane season.

As of 10:00 AM CDT on July 20, the depression was positioned at 28.5°N, 85.6°W, approximately 215 miles southeast of Mobile, Alabama. Maximum sustained winds stood at 35 mph with higher gusts. The minimum central pressure was 1007 millibars (29.74 inches). The system was drifting northwest at 310 degrees at just 3 mph (6 km/h), a motion the NHC described as erratic. Satellite imagery and coastal Doppler radar data indicated the depression was becoming better organized.

The forecast track calls for a slow northwestward motion through Monday night, followed by a turn toward the west-northwest or west. The depression is expected to track near or along the northern Gulf coast over the next several days. The NHC noted that additional watches or warnings may be required later on July 20 or on Tuesday, July 21.

Tropical Depression Two formed in the Gulf of Mexico on July 19, 2026. The NHC has since issued a storm surge watch from the Alabama-Florida border westward to the mouth of the Mississippi River in Louisiana. A tropical storm watch extends from the Ochlockonee River in Florida's Big Bend region westward to the line separating Jefferson and Plaquemines parishes in Louisiana. Both watches were newly issued with Advisory Number 5.

The NHC defines a storm surge watch as indicating a risk of life-threatening coastal flooding from rising water moving inland within the next 48 hours. For this system, surge levels of 2 to 4 feet (60 to 120 cm) are possible from the mouth of the Mississippi River to the Alabama-Florida border. Surge of 1 to 3 feet is possible across portions of coastal Louisiana and Florida, including Lake Pontchartrain.

Rainfall may prove the most widespread hazard. The depression is expected to produce 2 to 4 inches of rain, with isolated totals reaching 8 inches, from western Florida through the middle Texas coast through Friday. An isolated tornado or two was also possible across Florida's Big Bend region on July 20.

The broader context here is that a slow-moving, near-coastal system of this type presents a protracted flooding risk across a stretch of the Gulf Coast that has historically proven vulnerable to storm surge, particularly the low-lying areas of coastal Louisiana and the Florida Panhandle. The depression's erratic forward motion and the NHC's forecast for a track paralleling the coastline rather than making a single landfall mean that surge and rainfall impacts could be distributed across multiple states over several days rather than concentrated in one area. Emergency managers along the watch corridors face the operational challenge of preparing for a multi-day event with a still-developing system whose intensity and track remain in flux. The threshold for naming is just 5 mph above current sustained wind speeds, and the NHC's assessment that the system is getting better organized suggests intensification to tropical storm status is likely before the next advisory cycle.

The 2026 Atlantic hurricane season's second named storm forming in mid-July is within the climatological window for early-season Gulf development, though each system's specific hazards depend heavily on track speed and forward motion. For residents and officials from the Florida Big Bend to the Mississippi River delta, the immediate concern is less wind intensity than the compound threat of surge, rainfall, and isolated tornadoes persisting across several days.