Cascade County, MT: Current UV Index and Hourly Forecast

• USA →
• Montana →
• Cascade County

As of 7:39 PM MDT on August 31, 2025, all 24 cities in Cascade County, MT in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Great Falls, MT with a reading of 0.2.

Over the next 24 hours, the highest UV Index reading in Cascade County, MT is expected to be 5.9 in Cascade between 1:00 PM - 2:00 PM MDT tomorrow.

Search Cities in Cascade County, MT

Current UV Index in Cities in Cascade County, MT

• Belt - 0.2
• Big Stone Colony - 0.2
• Black Eagle - 0.2
• Cascade - 0.2
• Cascade Colony - 0.2
• Centerville - 0.2
• Fair Haven Colony - 0.2
• Fort Shaw - 0.2
• Gibson Flats - 0.2
• Great Falls - 0.2
• Hardy - 0.2
• Malmstrom AFB - 0.2
• Monarch - 0.2
• Neihart - 0.2
• Pleasant Valley Colony - 0.2
• Riceville - 0.2
• Sand Coulee - 0.2
• Simms - 0.2
• Stockett - 0.2
• Sun Prairie - 0.2
• Sun River - 0.2
• Tracy - 0.2
• Ulm - 0.2
• Vaughn - 0.2