Small Craft Advisory issued July 29 at 3:09AM EDT until July 29 at 8:00PM EDT by NWS Detroit/Pontiac MI
Beach Hazards Statement issued July 29 at 3:16AM EDT until July 29 at 8:00PM EDT by NWS Detroit/Pontiac MI
Dangerous nearshore water (rip currents / structural currents) — the score takes a safety penalty. Keep swimmers out of the water near the piers.
Blue Wake Score
Stay home.
Port Huron, MI · Large cruiser · as of Jul 29, 6:48 AM ET
Your boat
Scoring tuned to a large cruiser — e.g. Sea Ray Sundancer 320.
Current conditions
Why it's a 29
starts at 100- Wind−12
16 kt sustained
- Onshore wind−7
wind out of the N pushing waves at the channel
- Waves−11
2.6 ft
- Wave steepness−11
2.6 ft on a 4 s period = short, steep chop
- Small Craft Advisory−10
NWS advisory in effect — conditions hazardous to small craft are expected
- Beach hazard−20
rip-current / dangerous-swimming statement in effect for the nearshore
How the call changes by boat
Right now it's Blown Out in a mid cruiser but Blown Out in a small.
Channel & lake
A steady ~2.3 kt set runs past the harbor. A wind blowing against it stacks up steeper, shorter chop — time your passage with the flow.
Sources: USGS current (St. Clair River), NOAA CO-OPS water levels. As of Jul 29, 6:48 AM ET.
7-day planner
Live radar
Radar & map by Windy.com.
Calibrating. Blue Wake logs each day's call and grades it against what the buoy actually did the next day; the honesty stat appears once a few days have been graded.