Weather & Travel Alerts Affecting Tualatin Valley

The National Weather Service issued an Excessive Heat Warning, which has been extended through 9 p.m., Saturday, July 30. This heat warning affects Tualatin Valley and most of northwestern Oregon. Expect dangerously hot conditions with temperatures up to 103 degrees Fahrenheit (39 degrees Celsius).

The Weather Service predicts that this weather pattern “will significantly increase the potential for heat-related illnesses, particularly for those working or participating in outdoor activities.”  Washington County Health and Human Services has a map of local cooling areas and tips for avoiding heat exhaustion, dehydration and other effects. Check current weather conditions and advisories via the National Weather Service >>

During extreme temperatures, TriMet’s MAX light rail will be affected. MAX Orange and Green lines may be delayed once temperatures climb over 90 degrees. All MAX lines and WES will be delayed at 100 degrees. WES will be replaced by shuttle buses at 105 degrees. Read more >>>

Hot Weather resources and urgent updates will be posted at www.StayCoolWashingtonCounty.com.

Tips for Staying Cool 

• Do outdoor activities early morning when it’s cooler and avoid strenuous activity in the heat of the day.
• Eat small, light meals.
• Never leave children or pets in cars.
• Wear a lifejacket and take other safety precautions in rivers and lakes. More information on water safety is available on the Red Cross webpage.
• Close blinds and curtains to keep sunlight out.
• See more tips >>>

Because of the extreme heat warning, some businesses may close early or will remain closed. Please check business websites and social media pages for updates.