Enter your search query in the box below.

Foster City, California Weather

Foster City, California — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, tides and marine conditions for Foster City, San Mateo County.

🌡️ Current Conditions
Loading current conditions…
24-Hour Forecast
Loading hourly forecast…
Current Conditions Detail
Loading detail…
7-Day Forecast
Loading 7-day forecast…
🌊 Marine & Fishing

Tides, marine forecast and fishing conditions near Foster City. Nearest NOAA tide station:

Loading tide data…
Loading marine conditions…
✈️ Aviation Weather

Flight conditions near Foster City — sourced from the FAA Aviation Weather Center. Nearest reporting station: locating…

Loading aviation data…
🌿 Air Quality
Loading air quality data…
NWS Extended Forecast
Loading NWS forecast…
📡 Precipitation Radar

Live animated radar for Foster City and surroundings — RainViewer.

Loading radar…
🛰️ Satellite Imagery

NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.

NOAA GOES-16 CONUS GEOCOLOR satellite animated loop
🛰️ GEOCOLOR loop 🌡️ Infrared (IR) 🌀 NHC Hurricane Satellite 🔗 NOAA Full Viewer

Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload

🌙 Astronomy
Calculating…

About Foster City, California

Foster City unfolds as a carefully orchestrated landscape of water and land, a testament to human design against the backdrop of the San Francisco Bay. It lies 2.7 miles north of Belmont, CA (from Belmont, CA: bearing 6°T), and is situated 3.0 miles east of San Mateo. Its character is defined by a network of interconnected lagoons that weave through residential neighborhoods and commercial districts, reflecting the ever-present sky and the distant, hazy silhouettes of the Peninsula hills. The air here often carries a cool, briny whisper from the bay, a constant reminder of the vast Pacific not far beyond the Golden Gate. Streets are wide and meticulously maintained, lined with manicured lawns and the low-slung, modern architecture that speaks of a planned community. Evenings can bring a peculiar stillness, punctuated by the gentle lapping of water against seawalls and the distant hum of traffic, a soundscape unique to this engineered island. This city, born from a vision of modern living on reclaimed land, emerged in the mid-20th century, transforming marshlands into a vibrant hub. The local economy, once perhaps more agricultural in its roots before the bayfront development, now thrives on a diverse mix of technology firms and retail centers, drawing workers and shoppers from across the Peninsula. Foster City's unique geography, with its extensive waterways serving as both aesthetic features and recreational arteries, has fostered a distinct lifestyle. Kayakers and paddleboarders glide across the placid surfaces, their movements mirroring the slow drift of clouds overhead, while families gather in parks that hug the water's edge. The city's deliberate creation has given it a singular identity, a place where the rhythm of daily life is subtly shaped by the ebb and flow of the bay's borrowed waters.

LocationFoster City, San Mateo County, California
Coordinates37.558546°N, 122.271079°W
TimezonePacific Time (America/Los_Angeles)
ZIP Code(s)94404
Area Code510
Page generatedJune 2026
Weather dataOpen-Meteo (open-source), NOAA National Weather Service