SAN DIEGO (FOX 5\/KUSI) \u2014\u00a0Forecasters are warning of hot conditions across parts of San Diego County in the coming week, prompting another Heat Advisory from the National Weather Service.<\/p>\n
The advisory will impact coastal and inland valley communities as a \u201clong-duration early-season heat wave\u201d moves into Southern California, meteorologists\u00a0noted.<\/p>\n
The Heat Advisory is set to begin Monday at 10 a.m. and will remain in effect until 8 p.m. Friday, according to the National Weather Service.<\/p>\n
Meteorologists\u00a0say temperatures will climb well above the seasonal averages throughout the week. Expected highs include:<\/p>\n
80 to 90 degrees near the coast<\/p>\n
100 to 105 degrees in inland valley areas<\/p>\n
The hottest days are expected Thursday and Friday, when temperatures could approach or break daily records.<\/p>\n
High temperatures across the region could run 20 to 30 degrees above normal for this time of year, the National Weather Service warned.<\/p>\n
Where to see the California superbloom \u2014 if it happens <\/a><\/p>\n A Heat Advisory is issued when temperatures are expected to become hot enough to pose a health risk, particularly for people without access to cooling or those spending extended time outdoors.<\/p>\n While not as extreme as an Excessive Heat Warning, an advisory signals that conditions could lead to heat-related illnesses, especially during prolonged hot weather.<\/p>\n Officials have urged residents to take precautions during the heat wave, providng the following tips:<\/p>\n Stay in air-conditioned spaces whenever possible<\/p>\n Avoid prolonged exposure to the sun<\/p>\n Check on relatives, neighbors and vulnerable residents<\/p>\n Limit outdoor recreation during the hottest parts of the day<\/p>\n Additionally, workers spending time outdoors are advised to take frequent breaks in shaded or air-conditioned areas.<\/p>\n Anyone showing signs of heat illness should be moved to a cooler location immediately, officials said. Heat stroke is considered a medical emergency, so 911 should be called if needed.<\/p>\n This heat wave follows another that occurred just last week, which broke multiple temperature records<\/a> across San Diego County on Friday.<\/p>\n Copyright 2026 Nexstar Media, Inc. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed.<\/p>\n