San Diego

Excessive heat arrives in San Diego, peaking Friday and Saturday

The shoreline will see the marine layer weaken as county-wide sunshine and scorching temps are favored for the top of this week into the upcoming weekend.

Evan Noorani (KFMB), Karlene Chavis, News 8 Weather Team

3:50 PM PDT April 2, 2019

5:13 AM PDT June 8, 2022

SAN DIEGO — Another heat day is forward for Wednesday throughout San Diego County, felt particularly throughout inland, mountain, and desert microclimates. Along the coast, a shallow, weaker marine layer continues to ship low clouds and a sea breeze alongside the coast — maintaining temperatures delicate and solely barely above regular. As you head inland and farther from the coast, afternoon highs will enhance to five to 10 levels hotter than regular with clearer skies. As this ridge of excessive strain continues to build, temperatures are anticipated to peak on Friday and Saturday. The stretch of Thursday to Sunday exhibits important heat-related watches, warnings, and advisories. 

Along the coast, highs stay unchanged, largely in the higher 60s and low 70s. Inland, we’ll climb as soon as once more effectively into the 80s. The greatest leap in temperatures will likely be felt throughout mountain and desert microclimates with highs in the 80s throughout the mountains and close to 110 levels for deserts.

AT THIS COAST THROUGH WEDNESDAY:

The surf and rip present danger will stay the identical by way of Thursday.

The ridge will proceed to build by way of Saturday. This will trigger inland temperatures to peak 10° to twenty° above seasonal with the potential for document heat on Friday and Saturday. Due to the heat, the National Weather Service has issued an Excessive Heat Warning for the Southern California desert, together with San Diego County. Daytime highs are anticipated to succeed in 115° to 117°.

We will begin to see much less of a marine layer alongside the coast as excessive strain continues to dominate. This will end result in temperatures warming countywide. The coast will simply be delicate in comparison with the remainder of the county. 

By the second half of the weekend, a trough of low strain will begin to transfer in over the West. This will result in a slip in temperatures on Sunday. Expect the trough to carry again stronger onshore winds and a deepening of the marine layer in the course of the evening and morning hours. The desert will stay scorching on Sunday, simply not as toasty as prior days. The trough will cling round to kick off subsequent week. More of a countywide drop in temperatures is predicted Monday earlier than temperatures climb once more.

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