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Real-Time Meteorological Observation Network
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. See also rtmon status, webcam status
Conditions at 1:02 pm EDT on 03/25/2023 (DOY 084 17:02 GMT)
(Updated every 30 minutes)
Wind Speed:   18.3 kts   (9.4 m/s)
Max Wind Speed:   21.6 kts   (11.1 m/s)
Wind Direction:   72° (ENE)
Air Temperature:   32.5 °F   (0.3 °C)
Wind Chill:   20.4 °F   (-6.4 °C)
Data & Plots of Previous 3 Hours (2 minute increments)
Data & Plots of Previous 5 Days (hourly increments)
         1 Day Windrose Plot, 5 Day Windrose Plot, (explanation)         
Click on image to enlarge
(images updated hourly)
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]

[Live Webcam Image from Thunder Bay Island, MI Met Station Camera 4]

[Live Webcam Image from Thunder Bay Island, MI Met Station Camera 5]

24-hr animations:  1  2  3  4  5
Previous 48 images:  1  2  3  4  5
All Images (past 10 days)

----- Previous 18 Hours (at top of hour)  [English] [Metric] -----
YEARDOY EDT Wind
Spd
kts 		Wind
Gust
kts 		Peak
Wind
kts 		Wind
Dir
deg 		Air
Tmp
F 		Wind
Chill
F
20230841300 15.7 18.5 21.6 072 32.5 21.2
20230841200 24.1 27.8 29.9 074 32.5 18.8
20230841100 22.4 26.0 32.3 069 32.4 19.0
20230841000 18.3 20.2 29.2 072 35.1 23.7
20230840900 18.3 21.6 22.9 072 35.1 23.7
20230840800 17.5 20.4 22.6 067 34.5 23.3
20230840700 17.9 19.8 23.7 072 34.3 22.9
20230840600 17.9 20.0 22.6 072 34.2 22.7
20230840500 12.6 14.8 18.7 081 33.8 24.1
20230840400 12.8 16.5 18.3 085 33.6 23.7
20230840300 12.2 15.4 16.7 085 32.9 23.1
20230840200 11.3 14.0 15.7 076 32.5 23.1
20230840100 9.1 11.3 14.4 077 32.0 23.5
20230840000 8.7 10.3 12.6 083 31.8 23.5
20230832300 10.9 12.4 13.0 076 31.3 21.6
20230832200 8.0 10.3 12.4 087 30.7 22.6
20230832100 8.6 9.7 11.3 093 30.2 21.6
20230831900 6.8 8.0 8.6 072 30.0 22.5
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 recent 2-minute daily data: 20230325.10t.txt.txt, data format (metadata)
      right arrow Click here for past data: 2023 | Archive

The NDBC station ID for this station is: TBIM4
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

Contact:
General Information & Media Inquiries:
oar.glerl.www@noaa.gov
(734) 741-2235 		Data Inquiries:
oar.glerl.data@noaa.gov