San Francisco residents woke up Sunday morning to familiar gray skies and patchy fog blanketing low-lying neighborhoods as temperatures hovered around 51 degrees. Reduced visibility near dawn created challenging conditions for early commuters, requiring extra caution and additional travel time for those navigating the city’s streets and highways.
The murky start to the day represents just the beginning of a dynamic weather pattern that will transform conditions across the Bay Area by midweek. While Sunday offers some reprieve with improving afternoon conditions, a more substantial weather system looms on the horizon, promising to deliver the wettest stretch the region has seen in recent days.
Sunday’s improving conditions provide brief window
The morning fog is not expected to linger throughout the day. Patchy low clouds should thin out by mid to late morning, allowing partly sunny skies to emerge with high temperatures reaching near 64 degrees. By later afternoon, readings will settle back into the low 60s as the marine layer reasserts its influence over coastal areas.
West winds will strengthen to between 6 and 12 mph, creating noticeably breezier conditions on exposed hilltops and bridge approaches throughout the afternoon. Despite the wind pickup, most of the day after the late-morning commute looks dry and suitable for outdoor activities, providing residents a brief opportunity to enjoy drier weather before conditions deteriorate.
Overnight fog returns before rain arrives
Sunday night brings the return of low clouds and fog between approximately 11 p.m. and 5 a.m., with overnight lows near 51 degrees. North Bay areas face a 20 to 40 percent chance of light rain late Sunday night, while locations south of the North Bay have much lower odds of receiving anything beyond light drizzle…