What time is sunset in Arcata today?

Sunset in Arcata is at 6:48 PM local time (America/Los_Angeles) on 2026-10-07.

What phase is the Moon tonight in Arcata?

The Moon is a Waning Crescent and about 10% illuminated.

Astronomical twilight ends at 8:19 PM local time, so the sky is fully dark from then until 5:49 AM.

Moonrise in Arcata is at 4:05 AM and moonset is at 5:22 PM local time.

The aurora is possible from Arcata if the sky is dark and clear; planetary Kp is 1.0.

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Kp1.0

Solar wind351 km/s

X-rayC1.0

StormG0 (Quiet)

Source: NOAA SWPC

2026-10-07 · times in America/Los_Angeles · 40.87°N, 124.08°W

Event	Time
Sunrise	7:19 AM
Sunset	6:48 PM
Day length	11 h 29 min
End of civil twilight	7:15 PM
End of nautical twilight	7:47 PM
End of astronomical twilight	8:19 PM
Night length (sunset to sunrise)	12 h 32 min
Fully dark sky tonight	9 h 30 min
Astronomical twilight starts (morning)	5:49 AM

Moonrise	4:05 AM
Moonset	5:22 PM
Illumination	9.7%
Phase	Waning Crescent
Sublunar point (Moon overhead)	7.66°N, 120.52°W
Sublunar point ground speed	1,601 km/h

Moon values are for the moment this page was generated (17:35 UTC). A moonrise or moonset can be missing on a given date.

Planet	Rise	Set	Meridian	Visibility
Mercury (mag -0.1)	9:31 AM	7:36 PM	2:34 PM	Not visible tonight: below the horizon (or too low) while the sky is dark.
Venus (mag -4.6)	9:39 AM	7:06 PM	2:22 PM	Not visible tonight: below the horizon (or too low) while the sky is dark.
Mars (mag 1.1)	1:27 AM	3:59 PM	8:43 AM	Visible about 5 h after dark, highest 57° toward the SE.
Jupiter (mag -1.9)	2:47 AM	4:40 PM	9:44 AM	Visible about 3.8 h after dark, highest 44° toward the E.
Saturn (mag 0.2)	6:44 PM	7:05 AM	12:57 AM	Visible about 11.5 h after dark, highest 51° toward the S.

Aurora possible

Arcata is far enough from the equator for aurora. Planetary Kp is 1.0. Seeing it still needs a dark, clear sky.

NOAA SWPC OVATION model. Full aurora forecast