UFO Sightings in Half Moon Bay, California
15 documented UFO sightings in Half Moon Bay, California since 1950, peaking in 2017 (3 reports); most often described as oval.
- Total sightings
- 15
- Span
- 1950–2020
- Peak year
- 2017 (3 reports)
- Dominant shape
- Oval
1950–2020 · peak 2017 (3 reports)
Best documented case here
One strong report — not the whole list. Open it, then hop to related signals on the case page.
Half Moon Bay, CA, USA
A witness near Half Moon Bay, California reported three blips that appeared on a radar screen and vanished as aircraft approached, observed for about 10 minutes in December 1950.
Open full caseHalf Moon Bay · CA, USA
UFO hovers over a house and shoots out to the sky in epic show
Half Moon Bay · CA, USA
Multiple satellite-looking lights travelling in multiple single file formation. (("Starlink" satellites??))
Half Moon Bay · CA, USA
Sky suddenly turned Green for about 12 seconds accompanied by (blink of the eye) power outage.
Half Moon Bay · CA, USA
It does seem to reflect sunlight and seems to be metalic. No lights were seen. ((NUFORC Note: We suspect a Frisbee. PD))
Half Moon Bay · CA, USA
Looking closer at the Picture I sent in there appears to be 4/5 craft in the photo. Look to the right and farther away 3 craft can be s
Half Moon Bay · CA, USA
Large very bright round 'star' with several smaller moving 'stars' going to & from.
Half Moon Bay · CA, USA
Three very bright orb looking objects making those sounds very big very bright lights moving in circular directions above the ocean and
Half Moon Bay · CA, USA
Bright light in sky, moving and hovering, took off fast.
Half Moon Bay · CA, USA
Bright orange circular orb.
Half Moon Bay · CA, USA
7-24-10 Yellow-orange bright lit circular object moving vertical and horizontal seen in Half Moon Bay CA.
Half Moon Bay · CA, USA
Orange lights and triangles over field south of Half Moon Bay.
Half Moon Bay · CA, USA
70+ chevron-shaped aircraft, approx. 40,000`, flying from northeast to southwest over Half Moon Bay, CA, like someone opened up at box
Half Moon Bay · CA, USA
My room lit up a brillant orange on three occasions.
Half Moon Bay · CA, USA
Bright starlike object near hovered horizon than ascended very fast.