Heat advisory active for Central Valley until Tuesday evening

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On Monday at 12:59 p.m. a heat advisory was issued by the NWS Sacramento CA in effect until Tuesday at 8 p.m. The advisory is for Eastern Glenn County, Butte County Below 1000 ft, Eastern Colusa County, Western Stanislaus County Below 1000 ft Including Interstate 5 and Central Stanislaus County Including Modesto Metro.

"Temperatures up to 95 degrees to 100 expected with widespread Moderate HeatRisk today," explains the NWS. "Hot daytime temperatures will occur in other Valley locations as well, though Delta influence will better moderate low temperatures providing overnight relief."

"Hot temperatures may cause heat illnesses, especially for those more sensitive to heat," adds the NWS.

This advisory is in effect until Tuesday at 8 p.m.

Ways to stay safe in the heat according to the NWS

• Stay hydrated: Make sure to drink plenty of fluids.
• Seek shelter: Stay indoors in an air-conditioned room to keep cool.
• Stay out of the sun, and check up on 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.
• Be mindful outdoors: Take extra precautions when working or spending time outside.
• Time your activities wisely: If possible, reschedule strenuous activities to early morning or evening when the heat is less intense.
• Recognize early indicators: Learn to identify the warning signs of heat exhaustion and heat stroke.
• Dress for comfort: Wear lightweight and loose-fitting clothing to stay cool.

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 May 11, 2026 at 1:03 PM.