The National Weather Service has issued an Extreme Heat Warning for San Diego County Coastal Areas, effective from 10:00 AM Friday until 8:00 PM PDT Thursday. Dangerously hot conditions are expected throughout the affected region.
The National Weather Service in San Diego, California, issued the warning on October 1 at 1:12 PM PDT. The alert covers San Diego County Coastal Areas, where dangerously high temperatures are expected to persist through the week.
High temperatures near the coast are forecast to range from the mid-80s to lower 90s. Higher coastal terrain and mesa areas will experience warmer conditions, with highs reaching from the mid-90s to around 100 degrees.
Overnight conditions will remain unusually warm throughout the period. Low temperatures are expected to stay mostly in the lower to mid-70s.
The Weather Service notes that extreme heat events significantly increase the risk of heat-related illnesses.