Black Hawk County, IA: Current UV Index and Hourly Forecast

As of 3:28 PM CDT on October 27, 2025, all 10 cities in Black Hawk County, IA in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Waterloo, IA with a reading of 2.2.

Over the next 24 hours, the highest UV Index reading in Black Hawk County, IA is expected to be 2.2 in Waterloo between 3:00 PM - 4:00 PM CDT today.

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UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Black Hawk County, IA as of 3:28 PM CDT, October 27, 2025

Current UV Index in Cities in Black Hawk County, IA

3:28 PM CDT, October 27, 2025