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
4:29 PM PDT

2.9Risk: Moderate

(Updated 29 minutes ago.)

As of 4:29 PM PDT, the UV Index in Sedro-Woolley, WA is 2.9 (Moderate).
The UV Index is expected to fall to 1.5 (Low) between 5:00 PM - 6:00 PM PDT today.

Hourly UV Index Forecast for Today
Tuesday, September 2, 2025

6 AM9 AM12 PM3 PM6 PM9 PMPacific Daylight Time (PDT)0123456789101112Current Time: 4:29 PM, PDT

UV Index Data sourced from the NOAA.


As of 4:29 PM PDT today in Sedro-Woolley, WA, the UV Index is currently at a moderate level of 2.9. As the day progresses, the UV index is expected to fall as the sun sets.

The UV Index will return to low levels of 1.5 at 5:00 PM. As the day transitions into the night, the UV Index will drop back down to 0 at 8:00 PM.


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

Today

Time RangeUV IndexRisk
6:00 AM - 10:00 AM (PDT)0 - 1.2
Low
10:00 AM - 1:00 PM2.5 - 5.3
Moderate
1:00 PM - 3:00 PM5.6 - 5.9
High
3:00 PM - 5:00 PM2.9 - 4.4
Moderate
5:00 PM - 12:00 AM0 - 1.5
Low

Tomorrow

Time RangeUV IndexRisk
12:00 AM - 11:00 AM (PDT)0 - 2.4
Low
11:00 AM - 1:00 PM3.8 - 5
Moderate
1:00 PM - 2:00 PM5.6
High
2:00 PM - 5:00 PM2.9 - 5.3
Moderate
5:00 PM - 12:00 AM0 - 1.5
Low

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

Download CSV (Excel) ↓
TimeUV IndexRisk
4:00 PM - 5:00 PM (Now, PDT)2.9
Moderate
5:00 PM - 6:00 PM 1.5
Low
6:00 PM - 7:00 PM 0.6
Low
7:00 PM - 8:00 PM 0.1
Low
8:00 PM - 9:00 PM 0
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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