UPDATE: Heat advisory affecting Central Valley until Saturday night, says the NWS

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On Friday at 12:35 p.m. an updated heat advisory was issued by the NWS Sacramento CA in effect until Saturday at 11 p.m. The advisory is for Central Glenn County Including Interstate 5, Eastern Glenn County, Western Glenn and Colusa County Foothills Between 1000-3000 ft, Central Colusa County Including Interstate 5, Eastern Colusa County and Sutter and Yuba counties Below 1000 ft.

"Temperatures of 100 to 105 degrees with widespread Moderate HeatRisk and areas of Major HeatRisk," can be expected according to the NWS. "Hot daytime temperatures will occur in other Valley locations as well, though Delta breeze influence will better moderate local temperatures in the remainder of the Valley."

"Hot temperatures may cause heat illnesses," explains the NWS.

This advisory is in effect until Saturday at 11 p.m.

During heat waves, consider the following tips from the NWS

• Stay hydrated: Make sure to drink plenty of fluids.
• Stay in an air-conditioned room.
• Avoid direct sun exposure: Protect yourself and check on vulnerable relatives and neighbors.
• Child and pet safety: Never leave young children and pets unattended in vehicles, especially when car interiors can reach lethal temperatures within minutes.
• Exercise caution outdoors: If you work or spend time outside, take additional safety measures.
• Consider the timing: When possible reschedule strenuous activities to early morning or evening.
• Recognize warning signs: Know the signs and symptoms of heat exhaustion and heat stroke.
• Dress comfortably: Wear lightweight and loose-fitting clothing.

To ensure safety during outdoor work, adhere to the Occupational Safety and Health Administration (OSHA)'s recommendations by incorporating regular rest breaks in shaded or air-conditioned environments. If someone is affected by heat, immediately transfer them to a cool and shaded area. In an emergency, call 911.

Source: The National Weather Service

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This story was originally published June 12, 2026 at 12:20 PM.