July 24, 2020

Tropical Storm Hanna

Tropical Storm Hanna has formed in the Gulf of Mexico and expected to impact the Texas coastline and northern Mexico this weekend as a Category 1 hurricane

Hanna is sustaining 50 mph winds and is moving WNW at 9 mph. Hanna is expected to gain strength, becoming a category 1 hurricane before landfall in Texas at some point on Saturday, July 25th. 

Quick Facts

  • The biggest danger with Tropical Storm Hanna is the flooding rainfall across the Texas coastline and northeast Mexico
  • Locally heavy rain is expected to linger well after landfall on Saturday
  • Tropical Storm-force winds are expected along and inland of the Texas coast
  • Rainfall totals over 5 inches are possible in Southern TX and NE Mexico which could lead to dangerous flash flooding, particularly in the mountainous terrain of Mexico’s Coahuila, Nuevo Leon, and northern Tamaulipas states (The Weather Channel

Watches, Warnings and Evacuations

Tropical Storm warning is in effect for:

  • Much of the Texas coastline including, but not limited to:
    • Port O’Connor, TX
    • Corpus Christi, TX
    • Port Mansfield, TX

Flood watch is in effect for:

  • Much of the Texas coastline including, but not limited to:
    • Victoria, TX
    • Corpus Christi, TX
    • McAllen, TX
    • Brownsville, TX

Hurricane warning is in effect for: 

  • Portions of the Central Texas Coast including, but not limited to:
    • Baffin Bay, TX northward to Mesquite Bay, TX

Storm surge warning is in effect for:

  • Baffin Bay, TX to Sargent, TX
  • Corpus Christi Bay
  • Copano Bay
  • Aransas Bay
  • San Antonio Bay
  • Matagorda Bay

There are currently no evacuations posted for Tropical Storm Hanna