As of 5:51 AM MDT on September 1, 2025, all 2 cities in Slope County, ND 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 Slope County, ND is expected to be 6.7 in Marmarth between 1:00 PM - 2:00 PM MDT today.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
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Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |