Sedro-Woolley, WA: Current UV Index and Hourly Forecast

On this page, you can find the current UV Index and hourly 5 day UV Index forecast for Sedro-Woolley, Skagit County, Washington (WA). The Ultraviolet Index forecast, which measures the radiation from the sun that reaches the Earth's surface is updated daily.

Current UV Index
3:28 PM PDT

6.7Risk: High

(Updated 28 minutes ago.)

As of 3:28 PM PDT, the UV Index in Sedro-Woolley, WA is 6.7 (High).
The UV Index is expected to fall sharply to 4.5 (Moderate) between 4:00 PM - 5:00 PM PDT today.

Hourly UV Index Forecast for Today
Wednesday, July 22, 2026

6 AM9 AM12 PM3 PM6 PM9 PMPacific Daylight Time (PDT)0123456789101112Current Time: 3:28 PM, PDT

UV Index Data sourced from the NOAA.


As of 3:28 PM PDT today in Sedro-Woolley, WA, the UV Index is currently at a high level of 6.7. As the day progresses, the UV index is expected to fall as the sun sets.

It will return to moderate levels at 4:00 PM and then drop to low levels again from 5:00 PM onwards. As the day transitions into the night, the UV Index will drop back down to 0 at 9:00 PM.


Summary of Hourly UV Index Forecast for Today and Tomorrow in Sedro-Woolley, WA

Today

Time RangeUV IndexRisk
6:00 AM - 9:00 AM (PDT)0 - 1.2
Low
9:00 AM - 11:00 AM2.5 - 4.3
Moderate
11:00 AM - 12:00 PM6.2
High
12:00 PM - 3:00 PM7.7 - 8.4
Very High
3:00 PM - 4:00 PM6.7
High
4:00 PM - 5:00 PM4.5
Moderate
5:00 PM - 12:00 AM0 - 1.6
Low

Tomorrow

Time RangeUV IndexRisk
12:00 AM - 10:00 AM (PDT)0 - 2.1
Low
10:00 AM - 12:00 PM3.6 - 4.9
Moderate
12:00 PM - 1:00 PM5.8
High
1:00 PM - 2:00 PM4.9
Moderate
2:00 PM - 4:00 PM6.1 - 6.7
High
4:00 PM - 6:00 PM2.7 - 4.4
Moderate
6:00 PM - 12:00 AM0 - 1.3
Low

Detailed Hourly Sedro-Woolley UV Index Forecast for the next 5 days

Download CSV (Excel) ↓
TimeUV IndexRisk
3:00 PM - 4:00 PM (Now, PDT)6.7
High
4:00 PM - 5:00 PM 4.5
Moderate
5:00 PM - 6:00 PM 1.6
Low
6:00 PM - 7:00 PM 0.8
Low
7:00 PM - 8:00 PM 0.3
Low
8:00 PM - 9:00 PM 0.1
Low
9:00 PM - 10:00 PM 0
Low
10:00 PM - 11:00 PM 0
Low
11:00 PM - 12:00 AM 0
Low

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