Water Temp
84°
warm · gentle surf
UV Index
9
very high · 10am–4pm
Beach Crowd
Busy
holiday weekend
see you on the sand
Water temp, surf and UV are live from NOAA & Open-Meteo; sunset is computed locally for Half Moon Bay State Beach. Crowd level is a weekday/weekend estimate.
Rough water today. No weather alert for Half Moon Bay State Beach, but the forecast has waves to 7 ft. Fine for a walk, not for a swim. Right now at Half Moon Bay, the water is 64°F, surf is running 6–7 ft and the air is 64°F but feels like 61°F. Wind is 4 mph from the SW and the UV index peaks at 3 (moderate) today. Unprotected fair skin burns in about 48 minutes right now. Today’s tides: High 6:35 AM, Low 11:51 AM, High 5:21 PM. Dogs are not allowed on this beach.