Heat advisory in effect Sept. 9 through Sept. 10

Heat advisory in effect Sept. 9 through Sept. 10

Published on September 08, 2026

The National Weather Service has issued a heat advisory impacting Menlo Park and the Bay Area from 10 a.m. Wednesday, Sept. 9, through 10 p.m. Thursday, Sept. 10. Take precautions now to avoid heat illness. Designated cooling centers are open daily.

Extremely hot weather can result in heatstroke, heat exhaustion, heat cramps, sunburn, heat rash and in some instances death. Please take safety measures to stay safe and lend a helping hand to family, friends and neighbors.

Remember that:

• Extreme heat can strike quickly and without warning.
• Older adults, children and people who are sick or overweight are at greatest risk from extreme heat.

Take precautions to avoid heat illness:

• Go to an air-conditioned room.
• Avoid strenuous activities.
• Wear light clothing.
• Check on relatives, neighbors and loved ones.
• Drink plenty of water.
• Never leave children or pets alone in closed vehicles.
• Learn more by visiting our excessive heat resource page.

Cooling centers:

Menlo Park has air-conditioned facilities where you can escape the heat. This always includes both libraries and recreation center facilities during regular operating hours and during designated cooling center hours.

*Hours may change depending on weather conditions.

Get the latest information:

• Check out the National Weather Service's San Francisco Bay Area / Monterey, CA local forecast office for the latest weather alerts.
• Follow the City of Menlo Park on Facebook, X and Nextdoor.
• Contact the City of Menlo Park at 650-330-6600.

• Announcements