Cascade County, MT: Current UV Index and Hourly Forecast

As of 4:28 AM MDT on September 21, 2025, all 24 cities in Cascade County, MT in our database have a UV Index reading of 0, indicating no radiation from the sun.

Over the next 24 hours, the highest UV Index reading in Cascade County, MT is expected to be 5.4 in Neihart between 1:00 PM - 2:00 PM MDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Cascade County, MT as of 4:28 AM MDT, September 21, 2025

Current UV Index in Cities in Cascade County, MT

4:28 AM MDT, September 21, 2025