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← Leonids meteor shower 2027

Wed, Nov 17

Leonids meteor shower 2027 from Rancho Cucamonga, CA

Best 1:20 AM–5:20 AM (radiant up to 73°).

Up to about 15 meteors an hour under a perfectly dark sky. The Moon is 90% lit on the peak night.

in 380 days 12 h

Times are local (PST).

"Worth looking up" alerts for Rancho Cucamonga, CA

One notification in the late afternoon, only on nights with something worth going out for over Rancho Cucamonga, CA: a very bright ISS pass, a Starlink train, a meteor shower peak, planets together, a supermoon or eclipse, the northern lights, or a bright comet. Only the city is stored, not your location.

Put Rancho Cucamonga, CA's sky in your calendar

Full moons, meteor showers, eclipses and bright ISS passes (with a 10-minute reminder) appear in your calendar and update by themselves.

Plan your night

☁️ Clouds through the night

The hour-by-hour cloud forecast appears about five days before.

🌑 Find a dark sky

City light hides most of the show. Drive until the sky looks clearly darker (often 30–60 minutes out), away from streetlights, with an open view.

🛰️ Also crossing the sky that night

Bright ISS and Starlink passes during the best hours appear about five days before.

Shooting stars streak across the sky: up to about 15 an hour from a dark place, fewer this year in bright moonlight.

How to watch

  • Find a dark place away from city lights and give your eyes 20 minutes to adjust.
  • Lie back and look at a wide part of the sky; you do not need to face the radiant.
  • Rates are highest in the hours before dawn.
Tonight's sky over Rancho Cucamonga, CA →

Other cities

Calculated with Astronomy Engine (MIT license).