Thunder Bay Island, MI (TBIM4) — Live Marine Conditions & Buoy Data
NOAA station TBIM4, Thunder Bay Island, MI, reports real-time marine conditions from 45.035°N, 83.194°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 — Thunder Bay Island, MI is one of several stations in Lake Huron. See live buoy data and solunar for the whole area.
Current conditions at Thunder Bay Island, MI
As of October 19, 2026 at 19:30 UTC, Thunder Bay Island, MI (TBIM4) is reporting air temperature 58°F and wind from the NNE at 7 mph gusting 9 mph.
- Air temperature
- 58°F
- Wind
- NNE 7 mph (gust 9)
Observed October 19, 2026 at 19:30 UTC from NOAA NDBC station TBIM4. Readings update about every 10 minutes.
What NOAA buoy TBIM4 measures
As a NOAA meteorological station, TBIM4 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
- What is the air temperature at Thunder Bay Island?
- Air temperature at Thunder Bay Island was 58°F. Measured October 19, 2026 at 19:30 UTC by NOAA station TBIM4 (Thunder Bay Island, MI).
- What is the wind doing at Thunder Bay Island?
- Wind at Thunder Bay Island was from the NNE at 7 mph, with peak gusts to 9 mph. Measured October 19, 2026 at 19:30 UTC by NOAA station TBIM4 (Thunder Bay Island, MI). NDBC records wind at the station’s anemometer height, which is not the 10 m height used in marine forecasts.
- Where is NOAA buoy TBIM4 located?
- Thunder Bay Island, MI (TBIM4) reports from 45.035°N, 83.194°W in Lake Huron (Michigan).
- How often is NOAA buoy TBIM4 updated?
- Station TBIM4 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 TBIM4 measure?
- Big Buoy shows wind, barometric pressure, air and water temperature, and wave height and period where available for Thunder Bay Island, MI, plus solunar peak windows and a multi-day weather outlook.
- Is Big Buoy free to use?
- Yes. Live data for Thunder Bay Island, 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.