By County of San Diego Communications Office
Meteorologists forecast longer, more frequent storms from October through April. Low-lying neighborhoods face the highest flood risk, along with threats of coastal erosion, landslides and debris flows.
Get Prepared for El Niño
Access the County’s updated El Niño information hub on Alert San Diego, with preparedness tips, expected impacts and County tools to help you stay safe.
For storm-related road issues, call 877-684‑8000.
Free sand and sandbags: AlertSanDiego.org/ElNiño.
Use the County’s Know Your Hazards tool to check flood, landslide or other storm‑related risks in your neighborhood.
Sign up for AlertSanDiego emergency notifications and download Genasys Protect to receive real‑time alerts and evacuation information.
Create a family emergency plan, identify evacuation routes and assemble a go kit with essential supplies.
County’s El Niño information hub on AlertSanDiego.org.
https://ucanr.edu/sites/default/files/2026-08/el-nino-2026-27-factsheet_0.pdf
