Grand Canyon, Arizona, USA

Thursday, May 18, 2028

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Grand Canyon, Arizona, USA

That morning

Sunrise

5:19 AM

5:19 AM

Clears the mountains at 8:10 AM, 171 min after sunrise

4:50 AM Blue hour
5:19 AM Sunrise
5:56 AM Golden hour ends

Sunset

7:30 PM

7:30 PM

Behind the mountains at 5:51 PM, 99 min before sunset

Too far ahead for a weather forecast. These are the sun's own times - they will not change.

6:53 PM Golden hour
7:30 PM Sunset
7:59 PM Blue hour ends

Meteor shower

Eta Aquariids

Best around 3:00 AM

Very LowExcellent
9:00 PM Dark enough
2:21 AM Moonrise
3:00 AM Best
3:48 AM Too light
Estimate
A few/hour
from a dark spot here, off its peak night
Radiant climbs to
16°
Under a perfect sky
50/hour
Moonlight
No interference
Speed
66 km/s

Where they come from: Halley's Comet (1P/Halley)

Dust shed by Halley's Comet on its earlier passes. Earth meets Halley's stream twice a year: in May as the Eta Aquariids and in October as the Orionids.

The estimate is how many you might really see from a dark spot here, allowing for how high the shower climbs and for moonlight. "Under a perfect sky" is the best case. The bar also counts the forecast cloud at the best time, so a clouded-out night sits at the bottom, as does rain on the radar now.

Comes from Halley's Comet. Best from the Southern Hemisphere, in the hours before dawn.

Milky Way

Milky Way

Excellent viewing

Visible from 10:53 PM

Very LowExcellent
Visible, no moon
10:53 PM to 2:13 AM
Where to look
Southern horizon, up to 25° above it
Highest at
2:13 AM
Sky fully dark
9:13 PM to 3:36 AM
Sky darkness
Good
Cloud
Not forecast yet

The bright center of the Milky Way: when it is above the horizon with the sky fully dark and the Moon set, brought down for how dark the sky is here (estimated from the towns around by Walker's law) and for cloud where the forecast reaches.

Moon

Waning crescent

28% lit

1:57 AM – 2:20 PM

E W
1:57 AM Moonrise
2:16 AM 4°
8:07 AM Highest, 55°
2:00 PM 4°
2:20 PM Moonset

Between the two 4° marks the Moon is clear of haze and most of what stands on the horizon.

Timetable

  • Moonrise 1:57 AM
  • Morning blue hour 4:50 AM–5:19 AM
  • Sunrise 5:19 AM
  • Morning golden hour 5:19 AM–5:56 AM
  • Morning best color 5:29 AM
  • Moonset 2:20 PM
  • Evening golden hour 6:53 PM–7:30 PM
  • Evening best color 7:22 PM
  • Sunset 7:30 PM
  • Evening blue hour 7:30 PM–7:59 PM
  • Fully dark 9:13 PM–3:36 AM
  • Dark, no Moon 9:13 PM–2:23 AM

Upcoming celestial events for Grand Canyon, Arizona, USA

Every celestial event, and where else to see it