San Diego

Slight relief expected as San Diego County reaches day four of heat wave

High stress will hold heat alerts in play by Thursday with cooler temps expected to return by the weekend.

Thursday marks day four of the heat wave gripping our county, nonetheless, there’s a little relief in sight. After a record-breaking Wednesday for the deserts and mountains, excessive stress will nonetheless trigger extra heat the additional east you’re. Deserts will nonetheless be as much as 10 levels hotter than common

A Heat Advisory stays in impact for the inland valleys and mountains till Thursday. That’s additionally the identical expiration for the Excessive Heat Warning for the desert. Please keep in mind lightweight, light-colored, loose-fitting garments will assist you to beat the heat. You are additionally suggested to drink lots of water. If it’s a must to be exterior, search shade, keep away from strenuous out of doors actions throughout the noon hours and by no means depart youngsters and pets unattended in automobiles. 


The marine layer began to roll in early Wednesday night. This would be the case by Thursday morning. This will assist temperatures proceed to steadily slip, west of the mountains, as the low clouds and patchy fog stretch from the coast and into components of the valleys. A creating coastal eddy will deepen the marine layer Thursday night time by Friday morning as cool temperatures much more. 

The surf will stay elevated by Thursday as a result of passage of Tropical Storm Hilda (post-tropical by Thursday) shifting west-northwest over the Eastern Pacific. Expect units as much as 6 ft alongside our county’s North County shoreline and south-facing seashores in Orange County. Strong rip currents may also be a hazard.

We are usually not speaking about monsoonal moisture this week. The constructing ridge will carry again the trifecta of sizzling temps, dry air and breezy afternoon and night winds. Expect elevated hearth climate circumstances, particularly within the desert.

From Friday by Sunday, a trough of low stress from the Pacific Northwest will sweep by the west. This will deepen the marine layer and spark a stronger onshore movement with noticeably cooler temperatures, even beneath seasonal for some inland spots, countywide into the beginning of subsequent week.

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