Bay Area/ San Jose

Sunny South Bay, Soggy Shores As Tides Creep In

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Published on July 11, 2026
Sunny South Bay, Soggy Shores As Tides Creep InSource: Ben Loomis, CC BY 2.0, via Wikimedia Commons

San Jose woke up under a gray lid of clouds this morning, with Mineta San José International reporting about 55°F near sunrise, but inland neighborhoods are still on track to warm into the mid 80s this afternoon. The marine layer will keep the immediate shoreline and bayfront noticeably cooler while light northwest breezes stay tame. Drivers heading out early should keep an eye out for pockets of low visibility near the coast during the morning commute. A Coastal Flood Advisory is in effect through next Thursday, July 16, with minor high tide flooding possible in low-lying shoreline spots.

Morning Fog, Sunny Afternoons

Most inland spots can expect a mostly sunny afternoon, with highs near 86°F today before temperatures slip a few degrees late in the day. Northwest winds should stay on the gentle side at around 1 to 9 mph. Bayfronts and neighborhoods closer to the water will top out in the 70s to low 80s, while immediate coastal locations hang back in the 60s under the influence of the marine layer. Clouds will thicken tonight as moisture streams in, but rainfall today remains unlikely.

Coastal Flood Advisory And Week Ahead Risks

The Coastal Flood Advisory calls for tides peaking around 1.7 feet above normal, which could bring minor flooding to parking lots, parks and a few roadways through next Thursday, July 16, according to the National Weather Service. Forecasters say a surge of monsoonal moisture tonight through tomorrow will increase the odds of high-based showers and isolated thunderstorms from Sunday into Monday. Confidence has nudged higher that a few storms could fire off lightning with very little rain, along with gusty outflow winds, creating localized fire weather concerns away from the immediate coast.

Thunderstorm And Fire Weather Concerns

If storms do develop, they are likely to be elevated, capable of producing lightning without much measurable precipitation, a risky combination for dry grasses, brush, and remote hillsides. The best window for these cells still looks to be Sunday into Monday, with interior valleys and higher terrain the most vulnerable. Anyone planning trips into canyons, open space preserves or remote work outdoors next week should keep tabs on updated forecasts and be ready to adjust plans.

Plan Ahead

Layer up for those early commutes, since patchy fog and a little coastal drizzle can trim visibility near the shoreline around dawn. Avoid parking in low-lying seaside lots during evening high tides later this week if you would rather not wade back to your car. If heat becomes an issue early next week, Santa Clara County lists cooling centers and heat safety resources on its website. Check tide times and the latest National Weather Service forecast before heading to the coast, and move gear off beaches and out of low lots during high tides.