Laguna Niguel weather alerts

Minor flooding of streets, streams or low-lying areas is expected. Expect ponding on roads and use caution when driving.

A heads-up about conditions that do not meet warning or advisory criteria but still deserve attention, such as a strong storm, patchy fog or a brief burst of snow.

Hazards such as rip currents, sneaker waves or cold water are expected at the beach.

Heat index values high enough to cause heat illness with prolonged exposure. Drink water, stay in air conditioning and check on neighbours.

Sustained winds of 40 mph or more, or gusts of 58 mph or more, are expected. Secure loose objects and expect downed trees and power lines.

Sustained winds of 30 mph or more, or gusts to 45 mph, are expected. Use caution driving high-profile vehicles.

Air pollution such as ozone or wildfire smoke has reached unhealthy levels. Limit outdoor exertion, especially for children, older adults and anyone with heart or lung conditions.

Extremely dangerous heat. Avoid strenuous activity, stay in cool spaces and never leave people or pets in a vehicle.

Minor coastal flooding is expected, usually around high tide. Expect water on low-lying roads near the shore.

Large breaking waves are expected on beaches, with dangerous rip currents. Stay off jetties and out of the water.

Significant coastal flooding is occurring or imminent, typically at high tide. Move away from low-lying shoreline areas.

Extremely dangerous heat is possible. Make plans to stay cool and hydrated.

Damaging winds are possible. Secure loose objects ahead of time.

Flash flooding is occurring or imminent. Move to higher ground; never drive into water covering a road.