LoupeLabMoon Phase in Portland Today
Tuesday, March 31, 2026 · United States
Full Moon
99% illuminated
Tonight’s Moon in Portland
Best viewing at 10:45 PM facing SE · 25° above horizon
The Moon & Portland
Pacific Northwest cloud cover limits viewing opportunities
Lunar Culture in Portland
Portland's OMSI (Oregon Museum of Science and Industry) planetarium hosts lunar viewing events and features exhibits on the moon's role in Pacific Northwest indigenous cultures. The Chinook, Multnomah, and Clackamas peoples used lunar phases to time the annual salmon runs on the Columbia and Willamette Rivers. Portland's maker community includes a notable amateur telescope-building tradition.
How the Moon Affects Portland
The Columbia River's tidal influence extends well past Portland, with measurable lunar tides reaching upriver. These tidal patterns affect the timing of salmon and steelhead runs, which are critical to both commercial fishing and tribal treaty rights. The Willamette Valley's wine industry includes biodynamic winemakers who follow lunar planting and harvesting calendars.
Best Moon Viewing in Portland
Council Crest Park (330m) is the highest point in Portland and offers 360-degree views. Clear nights are rare, averaging only 68 per year, so check weather forecasts and seize cloudless evenings.
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Upcoming Lunar Events
Full MoonPink Moon
Wednesday, April 1, 2026
New Moon
Friday, April 17, 2026
Full MoonFlower Moon
Friday, May 1, 2026
New Moon
Saturday, May 16, 2026
Full MoonFlower Moon
Sunday, May 31, 2026
New Moon
Sunday, June 14, 2026
Moonphase Watches & Portland
Set Your Moonphase Watch in Portland
To set your moonphase complication in Portland: wait for the next full moon (Wednesday, April 1), then advance the moonphase disc to show a full moon centered in the aperture. Set the time to 6:42 PM local time. Use our drift calculator to check if your complication has drifted since you last set it.
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