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Real-time wind speeds, peak gusts, and surface chop forecasts from NOAA National Weather Service, verified public boat launches, USGS surface water telemetry, and California state boating regulations for San Vicente Reservoir (California).
Tropical Storm Watch issued October 9 at 1:57PM PDT by NWS San Diego CA
Peak Gusts: 9 mph. Moderate surface chop across main fetch.
Cold Shock Hazard: Life jackets are strongly urged for all vessel occupants across open water.
Ramp Accessibility: Local elevation datum referenced for safe boating operations on San Vicente Reservoir.
Advisory Threshold: Official Lake Wind Advisories trigger when sustained winds reach 15 mph or waves exceed 3 ft.
Current index calculated from verified local atmospheric, hydrographic & alert inputs.
Fair for boating (64/100), from 4 available inputs. Supporting this: Wind 10 mph from the west. Gusts to 17 mph. Working against it: Active severe alert: Tropical Storm Watch. Not available from a verified source for this lake: visibility and conditions, verified water access. Confidence is moderate (84%) because some inputs are unavailable or older than ideal.
| Forecast Time | Wind (mph) | Gust (mph) | Direction | Surface Chop & Fetch | Watercraft Readiness |
|---|---|---|---|---|---|
| 4 PM | 10 mph | 17 mph | W | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 5 PM | 10 mph | 15 mph | W | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 6 PM | 5 mph | 12 mph | W | Calm mirror surface; flat wake navigation | Optimal |
| 7 PM | 5 mph | 9 mph | W | Calm mirror surface; flat wake navigation | Optimal |
| 8 PM | 0 mph | 1 mph | — | Calm mirror surface; flat wake navigation | Optimal |
| 9 PM | 0 mph | 6 mph | — | Calm mirror surface; flat wake navigation | Optimal |
| 10 PM | 0 mph | 6 mph | — | Calm mirror surface; flat wake navigation | Optimal |
| 11 PM | 0 mph | 6 mph | — | Calm mirror surface; flat wake navigation | Optimal |
| 12 AM | 0 mph | 6 mph | — | Calm mirror surface; flat wake navigation | Optimal |
| 1 AM | 0 mph | 6 mph | — | Calm mirror surface; flat wake navigation | Optimal |
| 2 AM | 0 mph | 0 mph | — | Calm mirror surface; flat wake navigation | Optimal |
| 3 AM | 0 mph | 1 mph | — | Calm mirror surface; flat wake navigation | Optimal |
| 4 AM | 0 mph | 6 mph | — | Calm mirror surface; flat wake navigation | Optimal |
| 5 AM | 0 mph | 1 mph | — | Calm mirror surface; flat wake navigation | Optimal |
| 6 AM | 0 mph | 1 mph | — | Calm mirror surface; flat wake navigation | Optimal |
| 7 AM | 0 mph | 6 mph | — | Calm mirror surface; flat wake navigation | Optimal |
| 8 AM | 0 mph | 1 mph | — | Calm mirror surface; flat wake navigation | Optimal |
| 9 AM | 0 mph | 5 mph | — | Calm mirror surface; flat wake navigation | Optimal |
Surface chop expands with sustained wind duration across San Vicente Reservoir's open water fetch. Early morning hours typically offer the calmest navigation before thermal afternoon winds develop.
Individual boat ramp GPS coordinates are currently being cataloged for San Vicente Reservoir. Public launches are managed by state, county, or local park authorities.
Ramp operational status and courtesy dock availability are subject to seasonal water level shifts and lake management authority guidelines.
Current index calculated from verified local atmospheric, hydrographic & alert inputs.
Fair for kayaking (66/100), from 5 available inputs. Supporting this: Wind 10 mph from the west. Gusts to 17 mph. Working against it: Active severe alert: Tropical Storm Watch. Confidence is high (90%).