What time is sunset in Green Bay today?

Sunset in Green Bay is at 6:21 PM local time (America/Chicago) on 2026-10-07.

What phase is the Moon tonight in Green Bay?

The Moon is a Waning Crescent and about 9% illuminated.

Astronomical twilight ends at 7:58 PM local time, so the sky is fully dark from then until 5:21 AM.

Moonrise in Green Bay is at 3:28 AM and moonset is at 4:58 PM local time.

The aurora is possible from Green Bay if the sky is dark and clear; planetary Kp is 2.7.

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Kp2.7

Solar wind344 km/s

X-rayC1.2

StormG0 (Quiet)

Source: NOAA SWPC

2026-10-07 · times in America/Chicago · 44.52°N, 88.02°W

Event	Time
Sunrise	6:57 AM
Sunset	6:21 PM
Day length	11 h 24 min
End of civil twilight	6:50 PM
End of nautical twilight	7:24 PM
End of astronomical twilight	7:58 PM
Night length (sunset to sunrise)	12 h 37 min
Fully dark sky tonight	9 h 24 min
Astronomical twilight starts (morning)	5:21 AM

Moonrise	3:28 AM
Moonset	4:58 PM
Illumination	9.4%
Phase	Waning Crescent
Sublunar point (Moon overhead)	7.43°N, 133.38°W
Sublunar point ground speed	1,602 km/h

Moon values are for the moment this page was generated (18:28 UTC). A moonrise or moonset can be missing on a given date.

Planet	Rise	Set	Meridian	Visibility
Mercury (mag -0.1)	9:15 AM	7:03 PM	2:09 PM	Not visible tonight: below the horizon (or too low) while the sky is dark.
Venus (mag -4.6)	9:26 AM	6:31 PM	1:58 PM	Not visible tonight: below the horizon (or too low) while the sky is dark.
Mars (mag 1.1)	12:52 AM	3:46 PM	8:19 AM	Visible about 5 h after dark, highest 55° toward the SE.
Jupiter (mag -1.9)	2:16 AM	4:24 PM	9:20 AM	Visible about 3.8 h after dark, highest 43° toward the SE.
Saturn (mag 0.2)	6:19 PM	6:43 AM	12:33 AM	Visible about 11.5 h after dark, highest 47° toward the S.

Aurora possible

Green Bay is far enough from the equator for aurora. Planetary Kp is 2.7. Seeing it still needs a dark, clear sky.

NOAA SWPC OVATION model. Full aurora forecast