Heat advisory in effect Sept. 9 through Sept. 10

Published on September 08, 2026

graphic detailing heat advisory location, temperature information and safety tips

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 includes libraries and recreation center facilities during regular operating hours and during designated cooling center hours.

Facility  Designated cooling center hours*

Belle Haven Community Campus
100 Terminal Ave.
650-330-2205

Monday - Friday: 8 a.m. - 8 p.m.
Saturday: 8 a.m. - 6 p.m.
Sunday: 10 a.m. - 6 p.m.

Menlo Park Library
800 Alma St.
650-330-2520

Monday - Wednesday: Noon - 8 p.m.
Thursday - Sunday: 10 a.m. - 6 p.m.

*Hours may change depending on weather conditions.

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