San Mateo Point to the Mexican Border from 30 to 60 nm out including San Clemente Island Marine Forecast
| Tonight...Wind Nw 10 Kt. Seas 3 To 5 Ft. Wave Detail: Nw 2 Ft At 4 Seconds, W 4 Ft At 12 Seconds And S 1 Foot At 14 Seconds. |
| Thu...Wind Nw 10 To 15 Kt With Gusts To 20 Kt. Seas 4 To 6 Ft. Wave Detail: Nw 3 Ft At 4 Seconds, Nw 4 Ft At 7 Seconds And S 1 Foot At 16 Seconds. |
| Thu Night...Wind W 10 To 15 Kt. Seas 3 To 5 Ft. Wave Detail: Nw 2 Ft At 4 Seconds, Nw 4 Ft At 7 Seconds And S 1 Foot At 17 Seconds. |
| Fri...Wind Variable Less Than 10 Kt...Becoming Nw 10 Kt In The Afternoon. Seas 4 To 6 Ft. Wave Detail: Nw 1 Foot At 4 Seconds, W 4 Ft At 12 Seconds And S 1 Foot At 15 Seconds. |
| Fri Night...Wind W 10 Kt. Seas 4 To 6 Ft. Wave Detail: W 1 Foot At 4 Seconds, W 4 Ft At 12 Seconds And S 1 Foot At 16 Seconds. |
| Sat...Wind Variable Less Than 10 Kt. Seas 4 To 6 Ft. Wave Detail: W 4 Ft At 13 Seconds And S 2 Ft At 15 Seconds. |
| Sat Night...Wind Variable Less Than 10 Kt. Seas 3 To 5 Ft. Wave Detail: Nw 1 Foot At 4 Seconds, W 4 Ft At 12 Seconds And S 2 Ft At 15 Seconds. |
| Sun...Wind Variable Less Than 10 Kt. Seas 3 To 5 Ft. Wave Detail: W 4 Ft At 12 Seconds And S 2 Ft At 14 Seconds. |
| Sun Night...Wind Variable Less Than 10 Kt. Seas 3 To 4 Ft. Wave Detail: Nw 1 Foot At 4 Seconds, W 3 Ft At 12 Seconds And S 2 Ft At 14 Seconds. |
| Mon...Wind Variable Less Than 10 Kt. Seas 3 To 4 Ft. Wave Detail: W 1 Foot At 4 Seconds, S 2 Ft At 14 Seconds And W 3 Ft At 15 Seconds. |
| Mon Night...Wind Variable Less Than 10 Kt. Seas 3 To 4 Ft. Wave Detail: W 1 Foot At 4 Seconds, W 2 Ft At 14 Seconds And S 2 Ft At 14 Seconds. |
| Area Forecast Discussion National Weather Service San Diego CA 1040pm PDT Wednesday September 9 2026 Synopsis A slow cooling trend will begin Thursday, though hot and humid conditions will be slow to subside. Moderate to Major HeatRisk will continue through Thursday for the coastal basin and through Friday in the low deserts. The cooling trend will continue through the weekend with temperatures dropping below normal from Sunday into early next week. Accompanying this cooldown will be marine layer clouds for the coastal basin and afternoon breezes for the mountains and deserts. For Extreme Southwestern California Including Orange... San Diego...Western Riverside and Southwestern San Bernardino Counties Marine No hazardous marine conditions are expected through Monday. Beaches High tides peaking earlier this evening are not expected to return to these hazardous levels and the coastal flood advisory will be allowed to expire tonight. Check the Coastal Hazard Message for details. Skywarn Skywarn activation is not requested. However weather spotters are encouraged to report significant weather conditions. NOAA San Diego CA Office: Watches - Warnings - Advisories CA...Extreme Heat Warning until 8pm PDT Thursday for Orange County Coastal Areas-Orange County Inland Areas-San Bernardino and Riverside County Valleys-The Inland Empire-San Diego County Coastal Areas-San Diego County Valleys-Santa Ana Mountains and Foothills. Coastal Flood Advisory until 11pm PDT this evening for Orange County Coastal Areas-San Diego County Coastal Areas. Heat Advisory until 8pm PDT Thursday for Riverside County Mountains-San Diego County Mountains. Extreme Heat Warning until 8pm PDT Friday for Coachella Valley- San Diego County Deserts-San Gorgonio Pass near Banning. PZ...None. |
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