On this page, you can find the current UV Index and hourly 5 day UV Index forecast for Marietta-Alderwood, Whatcom County, Washington (WA). The Ultraviolet Index forecast, which measures the radiation from the sun that reaches the Earth's surface is updated daily.
(Updated 29 minutes ago.)
As of 4:29 PM
PDT, the UV Index in Marietta-Alderwood, WA is 2.4 (Low).
The UV Index is expected to fall
to 1.3 (still Low) between 5:00 PM - 6:00 PM
PDT today.
UV Index Data sourced from the NOAA.
As of 4:29 PM PDT today in Marietta-Alderwood, WA, the UV Index is currently at a low level of 2.4. As the day progresses, the UV index is expected to fall as the sun sets.
The UV Index will return to low levels of 1.3 at 5:00 PM. As the day transitions into the night, the UV Index will drop back down to 0 at 8:00 PM.
| Time Range | UV Index | Risk |
|---|---|---|
| 6:00 AM - 11:00 AM (PDT) | 0 - 2.2 | Low |
| 11:00 AM - 4:00 PM | 3.5 - 5.3 | Moderate |
| 4:00 PM - 12:00 AM | 0 - 2.4 | Low |
| Time Range | UV Index | Risk |
|---|---|---|
| 12:00 AM - 11:00 AM (PDT) | 0 - 2.2 | Low |
| 11:00 AM - 5:00 PM | 2.6 - 4.9 | Moderate |
| 5:00 PM - 12:00 AM | 0 - 1.4 | Low |
| Time | UV Index | Risk |
|---|---|---|
| 4:00 PM - 5:00 PM (Now, PDT) | 2.4 | Low |
| 5:00 PM - 6:00 PM | 1.3 | Low |
| 6:00 PM - 7:00 PM | 0.5 | 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 |