Values for Old Faithful Area2025-07-092025-07-10
Civil Twilight Begin05:1205:13
Sunrise05:4805:49
Sunset21:0821:08
Civil Twilight End21:4421:44
Moon Illumination97.3%99.59%
Last Known Eruption
Old Faithful

1h 12m ago

Grand

7h 8m ago

Castle

6h 38m ago

Riverside

1h 0m ago

Daisy

5h 35m ago

Beehive

11h 37m ago

Steamboat

86d 5h 7m ago