🌊 FloodsExtreme
River flooding: Frio River near Derby
- Time
- 7/19/2026, 5:30:00 AM UTC
- Coordinates
- 28.736, -99.144
- Data source
- nwps
- Flood category
- major
- Level
- 18.3 ft
- Forecast crest
- 17.8 ft (major) by 2026-07-19 12:00Z
- State
- TX
Event timeline
- Sat, 18 Jul 2026 13:40:28 GMTExtremeRiver flooding: Frio River near Derby
Snapshots are recorded when the event first appears or its severity changes.
🧰 What to do
Before
- •Know if you're in a flood zone and your evacuation route
- •Move valuables and chemicals to higher floors
- •Consider flood insurance — standard policies don't cover floods
During
- •Turn Around, Don't Drown — never drive through flooded roads
- •6 inches of moving water can knock you down; 1 ft floats a car
- •Move to higher ground; avoid basements and underpasses
After
- •Avoid floodwater — it may hide debris, sewage, or live wires
- •Don't use wet electrical devices before inspection
- •Photograph damage; discard food touched by floodwater
Guidance condensed from Ready.gov
AlertAtlas aggregates official hazard data (USGS, NOAA/NWS, NHC, NASA EONET, GDACS, SMN/CONAGUA México CC BY 4.0). Event details update every few minutes while the event is active; pages for expired events are removed. Always follow guidance from local authorities.