What is El Niño?

El Niño is a climate pattern associated with warmer-than-average ocean temperatures in the central and eastern tropical Pacific Ocean. Changes in ocean temperatures can influence weather patterns and may contribute to wetter conditions and stronger storms in Southern California.

Prepare for Winter Storm Conditions

The City of Chula Vista is preparing for the potential impacts of El Niño and encourages residents, businesses and visitors to prepare before heavy rain and winds arrive.

During periods of significant rainfall, Chula Vista residents should be prepared for possible:

Weather conditions can change quickly. Residents should monitor forecasts and official alerts before and during storms. Preparing now can help you protect your household, pets and property and make it easier to respond when severe weather occurs.

Monitor the Weather

Residents should continue monitoring weather conditions throughout a storm. The National Weather Service provides official forecasts, watches, advisories, and warnings. Conditions can change rapidly and checking the forecast regularly will help you stay informed when significant rain is expected.

Weather forecasts and alerts: National Weather Service

Flood safety information: National Weather Service Flood Safety

Flooded roadway safety: Turn Around Don't Drown®