The live call appears here when the buoys, forecast, and tide station come back. Until then the flag stays neutral.
Judged against ≤ 15 kt and ≤ 2.5 ft
Seven-day outlook
Flags past day 3 are a read, not a call
5 kt
No window in the forecast3 kt
No window in the forecast3 kt
No window in the forecast5 kt
No window in the forecast8 kt
No window in the forecast6 kt
No window in the forecast7 kt
No window in the forecastSources & stations
We never hide the station. If a source is stale or missing, the flag says Incomplete instead of guessing.
Boat or Nope's preview for Mississippi River at Grafton in Illinois uses public river-stage, river-flow, flood-forecast, hazard, and local-weather sources for trip planning.
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