Summary (tl;dr)

Tropical Storm Bertha is currently impacting the U.S. Gulf Coast, prompting warnings for heavy rainfall and potential flash flooding from Florida to Texas as it moves slowly westward.

Essential Background

Tropical Storm Bertha (2026) is the second named storm of the 2026 Atlantic hurricane season, forming in the northeastern Gulf of Mexico on July 19, 2026. This year's hurricane season is influenced by a strong El Niño pattern, which typically lessens Atlantic hurricane activity; however, unusually warm ocean temperatures in the Gulf are heightening the risk of intense storms.

The Full Story

As of July 23, 2026, Tropical Storm Bertha is moving slowly westward along the northern Gulf Coast, having made landfall in southern Louisiana. The storm, while having strengthened, is projected to weaken over the coming week as it continues its westward trajectory. Although sustained winds of 40-60 mph have been reported, the primary concern is the potential for prolonged and heavy rainfall, with forecasts indicating 2 to 4 inches generally and up to 8 inches in isolated areas through July 25. This substantial rainfall carries a high risk of flash flooding, particularly in urban areas. Tropical storm warnings and storm surge watches have been issued across the U.S. Gulf Coast, affecting regions from Florida to Mississippi and Louisiana, with potential impacts extending to Texas. Consequently, some beaches and parks along the coast have been closed.

Why It Matters

The slow movement of Tropical Storm Bertha is critical because it prolongs the duration of heavy rainfall, increasing the likelihood of widespread flash flooding and creating significant water management challenges for coastal communities. This situation is particularly concerning for parts of Mississippi that are still recovering from flooding caused by Tropical Storm Arthur earlier in the season. The unusually warm waters in the Gulf of Mexico are fueling the storm's intensity, underscoring how abnormally high ocean temperatures can impact hurricane activity, even during a season forecast to have a below-average number of storms. Residents are urged to prepare for potential property damage, disruptions, and to exercise caution due to rip currents and elevated water levels.

Geographic Location

• Northeastern Gulf of Mexico, United States (storm formation)
• Panama City, Bay County, Florida, United States (storm located south of, parts of coast under tropical storm warning)
• Pascagoula, Jackson County, Mississippi, United States (storm located south of)
• St. Bernard Parish, Louisiana, United States (storm landfall)
• New Orleans, Orleans Parish, Louisiana, United States (under tropical storm warning, college closures, sandbag filling in Algiers)
• Algiers, New Orleans, Orleans Parish, Louisiana, United States (sandbag filling)
• Terrebonne Parish, Louisiana, United States (under tropical storm warning, levee repairs, increased winds)
• Lafourche Parish, Louisiana, United States (under tropical storm warning, water pumped out of reservoirs, increased winds)
• Coastal Alabama, United States (under tropical storm warning and storm surge watch)
• Northern portions of Jackson County, Mississippi, United States (under tropical storm watch)
• Northern portions of Harrison County, Mississippi, United States (under tropical storm watch)
• Northern portions of Hancock County, Mississippi, United States (under tropical storm watch)
• Gulf Coast, Texas, United States (expected to feel effects, storm weakening towards)