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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 8:54 am EDT on 08/31/2015 (DOY 243 12:54 GMT)
(Updated at about 26,56 minutes past the hour)
Wind Speed:   4.5 kts   (2.3 m/s)
Max Wind Speed:   5.6 kts   (2.9 m/s)
Wind Direction:   257° (WSW)
Air Temperature:   64.9 °F   (18.3 °C)
Plot & Data of Previous 3 Hours (2 minute increments)
Plot of Previous 5 Days (hourly increments)
1-Day Windrose Plot, 5-Day Windrose Plot, (explanation)
Click on image to enlarge (images updated 1X per hour)
Webcam Location & Info, Webcam Disclaimer
[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 4]

6-hr animations
L to R: 1  2  3

Previous 24 images
L to R: 1  2  3

-------- Previous 18 Hours (at top of hour)  [English] [Metric] --------
YEARDOY EDT WIND
SPD
kts
WIND
GUST
kts
PEAK
WIND
kts
WIND
DIR
deg
AIR
TEMP
deg F
20152430800 5.4 6.0 7.2 247 64.0
20152430700 5.8 6.6 6.6 222 63.5
20152430600 5.4 6.2 7.2 213 63.3
20152430500 3.9 4.3 6.8 220 63.1
20152430400 5.8 6.6 6.6 242 64.6
20152430300 5.4 5.8 7.6 243 64.0
20152430200 5.8 6.6 7.0 250 64.2
20152430100 8.9 9.7 9.7 244 65.1
20152430000 9.3 10.5 10.5 213 66.0
20152422300 6.2 6.6 10.5 209 64.8
20152422200 9.5 10.5 10.5 186 64.9
20152422100 11.7 12.6 12.8 179 65.3
20152422000 9.7 10.7 14.6 173 65.7
20152421900 8.9 10.5 13.2 153 66.2
20152421800 8.2 9.5 10.9 151 66.9
20152421700 9.1 9.9 10.3 148 66.9
20152421600 7.8 8.7 11.1 141 67.5
20152421500 6.2 8.0 9.5 142 67.5
Note: Peak wind is max wind gust during entire hour

      Click here for today's 2-minute data: 20150831.10t.txt, data format (metadata)
      Click here for past data: 2015 | 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

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
» Detailed Winds and WebCams courtesy of iWindsurf.com
» NWS Great Lakes Marine Text Forecasts by Zone
» Links to Great Lakes Water Temperature, Wind/Wave Data, & Water Levels
» Additional GLERL WebCams
» Additional Great Lakes WebCams from GLIN
» GLIN: Great Lakes Information Network