Lake Michigan Wave Chart - Allegan County, MI

0.46 m

1.5 feet

15°

Mean wave direction

3.1 s

Time between waves

Current Conditions: From Open-Meteo model (same as home page widget)
Observed Data: Past 8 hours from NDBC Buoy 45007 (real measurements)
Forecast Data: Next 16 hours from Open-Meteo marine model (hourly predictions)
Gap Between Lines: Normal delay between buoy's last transmission and forecast's next hourly prediction
Wave Height: Significant wave height (average of highest 1/3 of waves)
Wave Direction: Direction waves are coming from (0-360°)
Wave Period: Dominant wave period (time between wave crests)
Caching: Data is cached for 30 minutes to reduce API load

Lake Michigan Wave Chart - Observed + Forecast Cached 0s ago