As of 1:13 PM PDT on April 26, 2025, all 25 cities in Grant County, WA in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Ephrata, WA with a reading of 5.4.
Over the next 24 hours, the highest UV Index reading in Grant County, WA is expected to be 5.4 in Moses Lake between 12:00 PM - 1:00 PM PDT tomorrow.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
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Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |