The weather service on Friday issued heat advisories for parts of the Sacramento Valley and San Joaquin Valley.<\/p>\n
Here\u2019s how hot it could get, and when:<\/p>\n
How long will heat advisory last?<\/p>\n
The National Weather Service issued a heat advisory<\/a> on Friday for portions of Stanislaus, Butte, Colusa and Glenn counties.<\/p>\n The heat advisory will remain in effect from 11 a.m. Monday, May 11, through 8 p.m. Tuesday, May 12, the weather service said.<\/p>\n Affected communities include the cities of Modesto and Turlock.<\/p>\n Temperatures as high as 100 degrees are expected with widespread moderate heat risk, the weather service said. \u201cHot temperatures may cause heat illnesses, especially for those more sensitive to heat.\u201d<\/p>\n A moderate heat risk<\/a> affects most individuals sensitive to heat, especially those without effective cooling or adequate hydration the weather agency reports.<\/p>\n The weather service issued a similar heat advisory that affects much of the San Joaquin Valley, including the cities of Fresno, Merced, Bakersfield, Porterville and Visalia.<\/p>\n Temperatures could soar as high as 102 degrees in those communities with \u201cwidespread\u201d moderate heat risk expected, the agency said.<\/p>\n \u201cHot temperatures and high humidity may cause heat illnesses, the weather service said.<\/p>\n A Heat Advisory has been issued for portions of the central Sacramento Valley and northern San Joaquin Valley from 11 AM Monday through 8 PM Tuesday. Hot temperatures up to 95\u00b0-100\u00b0 are expected, with moderate HeatRisk. Practice heat safety! #cawx<\/a> pic.twitter.com\/r5ep2upTGh<\/a><\/p>\n \u2014 NWS Sacramento (@NWSSacramento) May 8, 2026<\/a> What\u2019s the weather forecast for Sacramento?<\/p>\n According to the National Weather Service\u2019s latest forecast for Sacramento,<\/a> the City of Trees will see daytime high temperatures around 90 degrees throughout the weekend.<\/p>\n The high temperature could hit 90 degrees on Saturday. The low temperature will be around 55.<\/p>\n On Sunday, May 10 \u2014 Mother\u2019s Day \u2014 the high will be near 88 with a low around 58.<\/p>\n How hot will it get in Modesto?<\/p>\n The weather forecast for Modesto<\/a> calls for a high of 91 degrees on Saturday, with a low around 58.<\/p>\n On Sunday, expect temperatures to reach a high of about 94 degrees and a low around 62.<\/p>\n Starting Monday, temperatures in Modesto could reach the triple digits, according to the National Weather Service.<\/p>\n What is the forecast for Fresno? Merced?<\/p>\n Fresno<\/a> will see sunny skies over the weekend with a high around 92 on Saturday, and a low around 64, the National Weather Service said in its latest seven-day forecast.<\/p>\n Sunday\u2019s high is expected to reach 95, while the low will drop to 66.<\/p>\n Monday and Tuesday will see highs of around 101 and lows of around 70.<\/p>\n The weather agency\u2019s forecast for Merced<\/a> calls for a high of 91 degrees on Saturday, with a low of around 59.<\/p>\n On Sunday, the temperature is expected to climb to 94 degrees, with a low around 61.<\/p>\n On Monday, the high could reach 101 degrees while the low will dip down to 66.<\/p>\n How to protect yourself from heat-related illness<\/p>\n The National Weather Service recommends<\/a>:<\/p>\n Drink plenty of fluidsFind cool shelterStay out of the sun and check in on neighbors and family membersNever leave young children and pets unattended in vehiclesExercise in the early morning or evening when temperatures are coolerWear loose-fitting clothing in order to stay coolIf your job requires you to work outdoors take frequent breaks in a shaded or air-conditioned environmentStay sun safe by applying sunscreen 30 minutes before going outside and reapplying every two hoursSymptoms of heat exhaustion and heat stroke<\/p>\n
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The National Weather Service has issued a heat advisory for portions of the central Sacramento Valley and northern San Joaquin Valley on Monday and Tuesday. MARK FELIX AFP \/AFP via Getty Images <\/p>\n