Borrego Springs, California – A time-lapse video filmed by Anza-Borrego DRC captures a thunderstorm rapidly developing over San Ysidro Mountain.

The footage shows dark, heavy clouds forming and moving quickly, signaling the storm’s approach and progression. The landscape features palm trees, desert vegetation, and distant mountains, with the dramatic sky dominating the scene.

The time-lapse highlights the storm’s dynamic changes and intensity, likely including rain and possibly lightning, as it sweeps across the area. The video was recorded just minutes before it was posted on September 18, 2025, at 20:51 UTC.

Podcast: Play in new window | Download