Flooding is the dominant natural hazard along this trail corridor, with Riverside County recording 11 flood events and an additional flash flood in recent data, alongside 9 thunderstorm wind incidents that compounded storm-season dangers. Those events contributed to 2 deaths and 2 injuries countywide, making wet-weather camping here a genuine risk rather than a minor inconvenience. The surrounding communities also carry a violent crime rate of 526.5 per 100,000 residents in 2023, which warrants attention when choosing overnight staging areas near urban trailheads.
Before any trip, check the National Weather Service's flood watch alerts specifically for Riverside County and avoid camping in dry washes or low-lying terrain that can fill rapidly during thunderstorms. Carry a waterproof dry bag for sleeping gear and electronics, since heavy rain events are frequent enough to soak an unprepared camp. For urban trailhead overnights, choose established campgrounds with active hosts rather than isolated roadside pullouts.
Top recorded hazards in Riverside County
County dataFrom NOAA Storm Events (2024). Counts of recorded incidents — not all occurred at this park.
- Flood 11
- Thunderstorm Wind 9
- Heavy Rain 5
- Hail 4
- Flash Flood 1
- Lightning 1
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About Juan Bautista de Anza National Historic Trail
The Juan Bautista de Anza National Historic Trail covers over 1200 miles through the homelands of 70+ Tribal communities. It follows the historic route of the 1775-76 Spanish colonizing expedition from Sonora, Mexico to San Francisco, CA. Whether urban or rural, the trail offers adventure, diverse cultural perspectives, and an opportunity to experience history.
Weather
The 1,200-mile Anza Trail connects historic, cultural, and recreation sites from Nogales, AZ, to the San Francisco Bay Area. To learn more, visit http://www.nps.gov/juba. Each site along the Anza Trail is managed independently. Contact individual sites for hours, directions, and other details.