As of 2:18 PM CDT on August 31, 2025, all 38 cities in Webb County, TX in our database have a UV Index reading of Extreme. The city with the highest UV Index reading right now is Ranchos Penitas West, TX with a reading of 11.
Over the next 24 hours, the highest UV Index reading in Webb County, TX is expected to be 11 in Ranchos Penitas West between 2:00 PM - 3:00 PM CDT today.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
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Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |