Download the UV Index Today app - Get daily UV alerts

UV Index for Flat, AK

Current Flat UV Index

0 (Low)

Last Updated 53 minutes ago

Download the UV Index Today app - Get daily UV alerts

Hourly Flat UV Index

The hourly Flat, AK UV Index forecast for Friday, September 11th, 2026.

5 Day Hourly Flat UV Index Forecast

Last Updated 2 days ago