Values for Old Faithful Area2021-10-192021-10-20
Civil Twilight Begin07:1407:16
Sunrise07:4407:45
Sunset18:3218:30
Civil Twilight End19:0118:59
Moon Illumination98.13%99.86%
Last Known Eruption
Old Faithful

1h 27m ago

Grand

5h 11m ago

Castle

4h 0m ago

Riverside

4h 9m ago

Daisy

58m ago

Great Fountain

20h 33m ago

Beehive

10h 18m ago

Steamboat

5d 21h 18m ago