As of 8:14 AM CST on February 16, 2026, all 488 cities in Louisiana in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Port Sulphur, LA with a reading of 0.9.
Over the next 24 hours, the highest UV Index reading in Louisiana is expected to be 6.3 in Houma between 12:00 PM - 1:00 PM CST today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |