The National Weather Service issued a Heat Advisory for temperatures over 90 degrees for the San Diego County Valleys and Mountains beginning at 10:00 a.m. today and will be in effect until 8:00 p.m. Wednesday this week.

• Stay inside or under shaded areas.

• Drink lots of water.

• If you feel sick from the heat, call 9-1-1.

• Never leave young children or pets alone in vehicles.

For a map with updated information visit: OES Emergency Map

Find a cool place to go and tips to beat the heat at www.coolzones.org.

Visit the San Diego National Weather Service for more information and a map. Follow @NWSSanDiego for updates.