Saginaw Bay Light #1, MI (SBLM4) — Live Marine Conditions & Buoy Data
NOAA station SBLM4, Saginaw Bay Light #1, MI, reports real-time marine conditions from 43.810°N, 83.720°W in Lake Huron (Michigan). Readings refresh roughly every 10 minutes, and Big Buoy adds a solunar table and a multi-day weather outlook for the area.
Lake Huron Marine Conditions — Saginaw Bay Light #1, MI is one of several stations in Lake Huron. See live buoy data and solunar for the whole area.
Current conditions at Saginaw Bay Light #1, MI
As of August 21, 2026 at 20:00 UTC, Saginaw Bay Light #1, MI (SBLM4) is reporting wind from the SSE at 14 mph gusting 16 mph.
- Wind
- SSE 14 mph (gust 16)
Observed August 21, 2026 at 20:00 UTC from NOAA NDBC station SBLM4. Readings update about every 10 minutes.
What NOAA buoy SBLM4 measures
As a NOAA meteorological station, SBLM4 reports wind speed, gusts and direction, barometric pressure, air and water temperature, and — where wave sensors are fitted — significant wave height, swell period, and wave direction.
What to watch in Lake Huron
Lake Huron pairs a big open main basin with the sheltered waters of Georgian Bay and the North Channel, so conditions vary a lot with where you are. The open lake builds steep, short-period seas on a sustained blow — check the buoy nearest your water and mind the wind direction.
Frequently asked questions
- Where is NOAA buoy SBLM4 located?
- Saginaw Bay Light #1, MI (SBLM4) reports from 43.810°N, 83.720°W in Lake Huron (Michigan).
- How often is NOAA buoy SBLM4 updated?
- Station SBLM4 typically reports new observations about every 10 minutes. Big Buoy refreshes continuously so you always see the latest readings, alongside a solunar table for the area.
- What does NOAA buoy SBLM4 measure?
- Big Buoy shows wind, barometric pressure, air and water temperature, and wave height and period where available for Saginaw Bay Light #1, MI, plus solunar peak windows and a multi-day weather outlook.
- Is Big Buoy free to use?
- Yes. Live data for Saginaw Bay Light #1, MI and every other NOAA buoy is free with no account required. Big Buoy Pro adds the Wind Tab, the Depth Chart, satellite overlays (sea surface temp, chlorophyll, currents), 16-day forecasts, and forecast model switching.