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Real-Time Meteorological Observation NetworkThunder 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.
See also rtmon status , webcam status
NOTICE: Oct 22, 2020. The TBI data and webcam are back up. Data acquisition may be intermittent. Wind direction is
set to missing due to a faulty sensor. We plan to repair the station in the summer of 2021.
Conditions at 2:00 pm EST on 02/28/2021 (DOY 059 19:00 GMT)
(Updated at about 06,36 minutes past the hour)
Click on image to enlarge (images updated 1X per hour)
Webcam Location & Info
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----- Previous 18 Hours (at top of hour) [English] [Metric ] -----
YEAR DOY
EST
Wind Spd kts
Wind Gust kts
Peak Wind kts
Wind Dir deg
Air Tmp F
Wind Chill F
2021 059 1400 10.1 11.1 11.1 -099 34.9 26.6
2021 059 1200 11.5 12.4 12.4 -099 36.7 28.2
2021 059 1100 9.5 11.1 11.9 -099 36.5 28.9
2021 059 1000 10.5 11.3 13.0 -099 35.2 26.8
2021 059 0900 12.4 13.8 13.8 -099 33.3 23.4
2021 059 0700 7.6 8.2 8.2 -099 33.6 26.4
2021 059 0600 7.0 7.6 7.8 -099 33.4 26.6
2021 059 0500 9.5 10.5 10.5 -099 33.6 25.3
2021 059 0400 7.8 8.6 10.9 -099 33.4 26.1
2021 059 0300 6.8 7.6 10.3 -099 33.4 26.7
2021 059 0200 7.0 7.8 9.1 -099 33.3 26.3
2021 059 0100 5.4 6.0 8.0 -099 33.1 27.3
2021 059 0000 6.0 6.6 10.1 -099 33.4 27.3
2021 058 2300 0.4 1.2 6.8 -099 33.3 33.3
2021 058 2200 2.5 2.9 4.3 -099 35.2 35.2
2021 058 2100 8.0 8.2 8.2 -099 35.1 27.9
2021 058 2000 11.5 12.1 12.1 -099 36.0 27.3
2021 058 1800 9.1 9.7 9.7 -099 38.1 31.1
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
Click here for today's 2-minute
data: 20210228.10t.txt , data format (metadata)
Click here for past data:
2021 | 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