Clark County, SD: Current UV Index and Hourly Forecast

As of 11:16 AM CDT on September 22, 2025, all 13 cities in Clark County, SD in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Clark, SD with a reading of 3.

Over the next 24 hours, the highest UV Index reading in Clark County, SD is expected to be 5.4 in Willow Lake between 2:00 PM - 3:00 PM CDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Clark County, SD as of 11:16 AM CDT, September 22, 2025

Current UV Index in Cities in Clark County, SD

11:16 AM CDT, September 22, 2025