Values for Old Faithful Area2025-07-152025-07-16
Civil Twilight Begin05:1805:19
Sunrise05:5305:54
Sunset21:0521:04
Civil Twilight End21:4021:39
Moon Illumination79.3%69.57%
Last Known Eruption
Grand

5h 1m ago

Castle

7h 1m ago

Riverside

1h 49m ago

Daisy

1h 41m ago

Great Fountain

7h 52m ago

Beehive

6h 6m ago

Steamboat

92d 3h 21m ago