Old Faithful loading...
Castle loading...
Grand loading...
Daisy loading...
Riverside loading...
Great Fountain loading...
Notes on Predictions:
- Predictions are not available when the Old Faithful Visitor Education Center is closed, typically early November through mid-December and mid-March through mid-April.
- The last prediction made will remain up until a new prediction is available.
- Information courtesy of the National Park Service. Eruption times are not guaranteed.