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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 6:24 am EST on 11/17/2018 (DOY 321 11:24 GMT)
(Updated at about 27,57 minutes past the hour)
Wind Speed:   7.6 kts   (3.9 m/s)
Max Wind Speed:   11.3 kts   (5.8 m/s)
Wind Direction:   284° (WNW)
Air Temperature:   30.0 °F   (-1.1 °C)
Wind Chill:   22.0 °F   (-5.6 °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
[Thunder Bay Island, MI Webcam 1 is Down]
[Thunder Bay Island, MI Webcam 2 is Down]
[Thunder Bay Island, MI Webcam 3 is Down]
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
m/s
Wind
Gust
m/s
Peak
Wind
m/s
Wind
Dir
deg
Air
Tmp
C
Wind
Chill
C
20183210600 5.2 8.5 8.5 294 -0.8 -6.0
20183210500 5.0 8.3 10.1 290 -0.3 -5.3
20183210400 5.3 8.6 10.2 291 -0.0 -5.1
20183210300 5.4 7.1 11.2 284 0.1 -5.0
20183210200 6.7 9.2 9.7 278 0.2 -5.5
20183210100 3.4 5.6 11.2 283 0.3 -3.5
20183210000 5.0 6.4 8.4 282 0.5 -4.3
20183202300 3.4 6.6 9.1 289 0.8 -2.9
20183202200 3.0 5.7 8.3 311 1.1 -2.2
20183202100 4.8 7.5 7.5 287 1.7 -2.7
20183202000 3.8 6.2 7.4 294 2.0 -1.7
20183201900 4.9 9.4 9.4 284 2.3 -2.0
20183201800 5.2 9.1 9.1 285 2.7 -1.6
20183201700 5.8 7.3 10.1 272 2.7 -1.9
20183201600 4.2 5.4 8.3 284 2.5 -1.3
20183201500 5.0 6.8 8.5 273 2.5 -1.8
20183201400 5.5 7.5 8.5 269 2.3 -2.3
20183201300 6.3 7.6 8.3 271 1.7 -3.4
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: 20181117.10t.txt, data format (metadata)
      right arrow Click here for past data: 2018 | 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
» GLIN: Great Lakes Information Network