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Tropical Storm — Duval, TX

Jul 25, 2020

Hurricane Hanna was the first hurricane of the 2020 Atlantic Basin hurricane season and made landfall on the lower Texas coast north of Port Mansfield on the afternoon of the 25th. Hanna was the first hurricane to make landfall in Texas since Hurricane Harvey. ||Hanna began as a tropical wave, first noted for possible development when it was near Hispaniola on the 19th. The tropical wave moved northwest across Cuba into the central Gulf of Mexico where it became a tropical depression on the morn

Source: NOAA National Weather Service Storm Events Database (event 912726). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Duval, TX

This event is one of many recorded floods in Duval County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View Duval County flood data →

More Flood Stories

Tropical Storm$25K damage

Duval, TX · Aug 22, 2023

Tropical Storm Harold moved west across south Texas on the 22nd. An area of low pressure developed over the central Gulf of Mexico on the 21st.

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Flood$50K damage

Duval, TX · Apr 16, 2010

A mid level circulation from the Duval County storms drifted northward into McMullen county late on the evening of the 15th, and through the morning hours of the 16th, redeveloping strong showers and thunderstorms.

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Flash Flood

Duval, TX · Jul 7, 2023

A slow moving upper level disturbance interacted with deep moisture over south Texas to produce thunderstorms over the inland Coastal Bend during the early morning hours of the 7th.

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Flash Flood

Duval, TX · Jul 7, 2023

A slow moving upper level disturbance interacted with deep moisture over south Texas to produce thunderstorms over the inland Coastal Bend during the early morning hours of the 7th.

Read the full account →