West Haven-Sylvan, OR: Current UV Index and Hourly Forecast

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

Current UV Index
4:04 PM PDT

0.9Risk: Low

(Updated 4 minutes ago.)

As of 4:04 PM PDT, the UV Index in West Haven-Sylvan, OR is 0.9 (Low).
The UV Index is expected to fall to 0.3 (still Low) between 5:00 PM - 6:00 PM PDT today.

Hourly UV Index Forecast for Today
Monday, October 27, 2025

6 AM9 AM12 PM3 PM6 PM9 PMPacific Daylight Time (PDT)0123456789101112Current Time: 4:04 PM, PDT

UV Index Data sourced from the NOAA.


As of 4:04 PM PDT today in West Haven-Sylvan, OR, the UV Index is currently at a low level of 0.9. As the day progresses, the UV index is expected to fall as the sun sets.

The UV Index will return to low levels of 0.3 at 5:00 PM. As the day transitions into the night, the UV Index will drop back down to 0 at 6:00 PM.


Summary of Hourly UV Index Forecast for Today and Tomorrow in West Haven-Sylvan, OR

Today

Time RangeUV IndexRisk
6:00 AM - 1:00 PM (PDT)0 - 2.1
Low
1:00 PM - 2:00 PM2.5
Moderate
2:00 PM - 12:00 AM0 - 2.3
Low

Tomorrow

Time RangeUV IndexRisk
12:00 AM - 12:00 AM (PDT)0 - 0.7
Low

Detailed Hourly West Haven-Sylvan UV Index Forecast for the next 5 days

Download CSV (Excel) ↓
TimeUV IndexRisk
4:00 PM - 5:00 PM (Now, PDT)0.9
Low
5:00 PM - 6:00 PM 0.3
Low
6:00 PM - 7:00 PM 0
Low
7:00 PM - 8:00 PM 0
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

Current UV Index in Nearby Cities