NWS Forecast for Oceanside CA

National Weather Service Forecast for: Oceanside CA
Issued by: National Weather Service San Diego, CA

Updated: 5:33 am PDT Oct 6, 2026

This Afternoon Sunny	Tonight Mostly Clear then Patchy Fog	Wednesday Sunny	Wednesday Night Patchy Fog	Thursday Patchy Fog then Sunny	Thursday Night Patchy Fog	Friday Patchy Fog then Sunny	Friday Night Partly Cloudy	Saturday Mostly Sunny
Hi 96 °F	Lo 69 °F	Hi 91 °F	Lo 68 °F	Hi 89 °F	Lo 68 °F	Hi 86 °F	Lo 67 °F	Hi 82 °F

Extreme Heat Warning
Beach Hazards Statement
Coastal Flood Advisory

This Afternoon	Sunny, with a high near 96. West wind 5 to 10 mph.
Tonight	Patchy fog after 2am. Otherwise, mostly clear, with a low around 69. Southwest wind around 5 mph becoming calm in the evening.
Wednesday	Sunny, with a high near 91. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Wednesday Night	Patchy fog after 11pm. Otherwise, mostly clear, with a low around 68. Southwest wind around 5 mph becoming calm.
Thursday	Patchy fog before 11am. Otherwise, sunny, with a high near 89. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Thursday Night	Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 68.
Friday	Patchy fog before 11am. Otherwise, mostly sunny, with a high near 86.
Friday Night	Partly cloudy, with a low around 67.
Saturday	Mostly sunny, with a high near 82.
Saturday Night	Increasing clouds, with a low around 65.
Sunday	A slight chance of showers. Partly sunny, with a high near 78.
Sunday Night	A chance of showers. Mostly cloudy, with a low around 62.
Columbus Day	A chance of showers. Partly sunny, with a high near 75.

Forecast from NOAA-NWS for Oceanside CA.