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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 Alaska state boating regulations for Iliamna Lake (Alaska).
Peak Gusts: 8 mph. Light surface ripple; smooth navigation.
Cold Shock Hazard: Life jackets are strongly urged for all vessel occupants across open water.
Ramp Accessibility: Water level referenced at 46 ft MSL for launch ramp clearance across public access points.
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.
Good for boating (83/100), from 4 available inputs. Supporting this: No active official alerts for this lake. Wind 10 mph from the southwest. Working against it: 60% chance of precipitation is likely. 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 |
|---|---|---|---|---|---|
| 2 PM | 10 mph | 13 mph | SW | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 3 PM | 10 mph | 13 mph | SW | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 4 PM | 10 mph | 15 mph | SW | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 5 PM | 10 mph | 15 mph | SW | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 6 PM | 10 mph | 15 mph | SW | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 7 PM | 10 mph | 15 mph | SW | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 8 PM | 10 mph | 15 mph | SW | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 9 PM | 10 mph | 15 mph | SW | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 10 PM | 10 mph | 10 mph | S | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 11 PM | 10 mph | 10 mph | S | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 12 AM | 10 mph | 10 mph | S | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 1 AM | 10 mph | 15 mph | SW | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 2 AM | 10 mph | 15 mph | SW | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 3 AM | 10 mph | 15 mph | SW | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 4 AM | 10 mph | 8 mph | SW | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 5 AM | 10 mph | 8 mph | SW | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 6 AM | 10 mph | 8 mph | SW | Moderate chop (1–2 ft waves); steady navigation | Favorable |
| 7 AM | 5 mph | 6 mph | S | Calm mirror surface; flat wake navigation | Optimal |
Surface chop expands with sustained wind duration across Iliamna Lake'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 Iliamna Lake. 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.
Good for kayaking (81/100), from 5 available inputs. Supporting this: Wind 10 mph from the southwest. Gusts to 13 mph. Working against it: 60% chance of precipitation is likely. Confidence is high (90%).