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Thunder Bay Island, MI  (TBIM4)  45° 02´ 05" N,   83° 11´ 39" W

See Metadata File for full description of instruments and parameters, as well as site maps.
Conditions at 2:24 pm EST on 11/19/2017 (DOY 323 19:24 GMT)
(Updated at about 27,57 minutes past the hour)
Wind Speed:   6.2 kts   (3.2 m/s)
Max Wind Speed:   8.7 kts   (4.5 m/s)
Wind Direction:   306° (NW)
Air Temperature:   30.9 °F   (-0.6 °C)
Wind Chill:   24.1 °F   (-4.4 °C)
Data & Plots of Previous 3 Hours (2 minute increments)
Data & Plots of Previous 5 Days (hourly increments)
         1 Day Windrose Plot5 Day Windrose Plot(explanation)         
Click on image to enlarge
(images updated 1X per hour)
Webcam Location & Info
[Live Webcam Image from Thunder Bay Island, MI Met Station Camera 1]
[Live Webcam Image from Thunder Bay Island, MI Met Station Camera 2]
[Live Webcam Image from Thunder Bay Island, MI Met Station Camera 3]
24-hr animations:  1  2  3
Previous 48 images:  1  2  3
All Images (past 14 days)

----- Previous 18 Hours (at top of hour)  [English] [Metric] -----
YEARDOY EST Wind
Spd
kts
Wind
Gust
kts
Peak
Wind
kts
Wind
Dir
deg
Air
Tmp
F
Wind
Chill
F
20173231400 7.4 14.2 15.7 314 30.9 23.2
20173231300 6.4 11.3 17.5 341 32.0 25.2
20173231200 9.5 19.4 21.4 333 31.5 22.6
20173231100 11.1 21.6 22.6 318 32.4 22.9
20173231000 11.7 19.6 22.4 312 31.5 21.5
20173230900 8.9 16.9 22.9 328 31.3 22.7
20173230800 11.9 19.1 25.3 308 31.6 21.6
20173230700 8.7 16.3 19.4 310 32.7 24.6
20173230600 8.4 12.2 20.2 303 33.1 25.3
20173230500 8.9 15.9 21.0 337 34.7 26.9
20173230400 10.3 21.8 22.4 317 35.2 26.9
20173230300 8.7 18.1 20.8 320 36.0 28.6
20173230200 9.7 16.1 25.1 317 37.0 29.5
20173230100 11.1 15.9 24.3 334 37.6 29.5
20173230000 11.9 20.0 25.7 350 38.1 29.9
20173222300 10.5 16.1 26.6 352 36.5 28.4
20173222200 14.2 19.4 25.1 001 37.9 28.8
20173222100 18.5 23.3 24.7 012 39.0 28.9
Note: Peak wind is max wind gust during entire hour
Note: Wind chill is set to -99 if air temp > 40 F or wind speed < 3 mph

      right arrow Click here for today's 2-minute data: 20171119.10t.txt, data format (metadata)
      right arrow Click here for past data: 2017 | Archive

Access current marine observations on your mobile device. See NDBC's mobile access page.
These data are also available from NDBC website and NDBC's Dial-a-Buoy Program.
See also NWS Marine Forecast for this area, and NWS Recreational Beach Forecast

Realtime Data Disclaimer
Special thanks to NWS, Thunder Bay National Marine Sanctuary (TBNMS), and 9th District USCG.


Additional Great Lakes Meteorological Observations

» NWS, Grand Rapids Office: Near-Realtime Marine Weather, includes current conditions and forecasts
» NWS, White Lake Office: Near-Realtime Marine Weather, includes current conditions and forecasts
» NDBC Great Lakes ImageMap showing U.S. and Canadian Buoys and C-MAN Stations
» NOAA CoastWatch Great Lakes NOAAPORT Data, includes all station types
» NOAA's NowCoast: Web mapping portal to real-time coastal observations
» Winds courtesy of iWindsurf.com
» NWS Great Lakes Marine Text Forecasts by Zone
» Links to Great Lakes Water Temperature, Wind/Wave Data, & Water Levels
» Additional Great Lakes WebCams from GLIN
» GLIN: Great Lakes Information Network