Can you swim here today?
Seacliff State Beach
Seacliff, California · Public beach
Use caution — an official advisory is in effect
Use cautionAs of October 29, 2026, the water temperature at Seacliff State Beach is 66°F (19°C), measured by NOAA buoy MLSC1, 13.6 miles away.
Use caution — an official advisory is in effect: water temperature is 66°F, cool enough to cause cold-water shock on a sudden entry.
- Water temperature is 66°F, cool enough to cause cold-water shock on a sudden entry. — NOAA buoy MLSC1, as of Oct 29, 9:00 AM UTC
- A Coastal Flood Advisory is in effect for San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay and other areas. — NWS San Francisco CA
- No official beach advisory posted (California Water Boards — FHAB Reports checked).
Water temp
66°F
19°C
Official advisories
Checked against California Water Boards — FHAB Reports — no advisory posted.
Live data from NOAA buoy MLSC1 (13.6 mi away), as of Oct 29, 9:00 AM UTC.
Before you get in
- Never swim alone — and keep weaker swimmers within arm's reach.
- Scout depth and entry/exit points before you get in.
- Read the current: avoid fast, rising, or murky water.
- Check the forecast — get out well before storms or lightning.
- Obey posted signs, flags, and lifeguard guidance.
Read next
Conditions are for general information only and can change quickly. Always judge the water in person and follow posted advisories and local guidance before swimming or paddling.