When Does Yosemite Firefall Happen 2025 Schedule. The national park service estimates the yosemite firefall — when yosemite national park's horsetail fall appears to be on fire — will happen in february 2025. This viewing guide offers info & tips from my experiences, best dates & locations,.

Yosemite national park’s firefall at horsetail fall is a natural phenomenon visible in winter. For roughly two weeks every february, the setting sun reflects off the waters of yosemite national park ’s horsetail fall, creating a twilight spectacle that looks like lava cascading down el.