San Diego County was met with sudden summer rainstorms and lightning strikes Friday from a bout of monsoonal moisture that would likely produce more through the weekend.
The monsoonal weather pattern was bringing warm and muggy weather through the weekend, with the occasional lightning producing-thunderstorm, according to NBC 7 Meteorologist Sheena Parveen.
🥵HeatRisk will continue to slowly increase through Sat. with widespread major HeatRisk for the deserts and widespread moderate HeatRisk for the Inland Empire and mountain areas below 6,500 ft. Slight chance for afternoon 🌧️showers and ⛈️thunderstorms through next Tuesday. pic.twitter.com/ogXvo698EQ
— NWS San Diego (@NWSSanDiego) August 6, 2026
A heat advisory is in effect from 10 a.m. Saturday to 8 p.m. Sunday for the mountains and valleys, where temperatures may be in the mid-80s to upper-90s. The deserts are under an extreme heat warning through Sunday evening…