Flathead County, MT: Current UV Index and Hourly Forecast

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As of 9:01 AM MDT on March 31, 2026, all 24 cities in Flathead County, MT in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Whitefish, MT with a reading of 0.6.

Over the next 24 hours, the highest UV Index reading in Flathead County, MT is expected to be 3.9 in Pinnacle between 2:00 PM - 3:00 PM MDT today.

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Current UV Index in Cities in Flathead County, MT

• Batavia - 0.5
• Bigfork - 0.5
• Columbia Falls - 0.5
• Coram - 0.6
• Essex - 0.6
• Evergreen - 0.5
• Forest Hill Village - 0.5
• Helena Flats - 0.5
• Hungry Horse - 0.6
• Kalispell - 0.5
• Kila - 0.5
• Lakeside - 0.5
• Little Bitterroot Lake - 0.5
• Marion - 0.5
• Martin City - 0.6
• Niarada - 0.5
• Olney - 0.5
• Pinnacle - 0.6
• Polebridge - 0.5
• Rhodes - 0.5
• Snowslip - 0.6
• Somers - 0.5
• West Glacier - 0.6
• Whitefish - 0.6