Station 45175 - Mackinac Straits West, Mackinaw City, MI 
Station operated by Michigan Technological University
Buoy
45.825 N 84.772 W (45°49'31" N 84°46'20" W)
Site elevation: 176 m above mean sea level
Air temp height: 2.64 m above site elevation
Anemometer height: 2.95 m above site elevation
Barometer elevation: 178.64 m above mean sea level
Sea temp depth: 1 m below water line


(24 hours for tsunami stations)
Click on the graph icon in the table below to see a time series plot of the last five days of that observation. | |
![]() | E ( 100 deg true ) |
![]() | 7.8 kts |
![]() | 7.8 kts |
![]() | 0.7 ft |
![]() | ESE ( 115 deg true ) |
![]() | 30.16 in |
![]() | 61.0 °F |
![]() | 57.4 °F |
![]() | 59.0 °F |
![]() | 7.8 kts |
![]() | 9.7 kts |
![]() |
These wave data are displayed in rounded times. Click on the graph icon in the table below to see a time series plot of the last five days of that observation. | |
![]() | 0.7 ft |
Disclaimer: Ocean current directions are reported to the nearest 10 degrees and speeds are measured to the nearest whole centimeter per second.
Ocean Current Data for 45175
11:20 am EDT | 11:15 am EDT | 11:10 am EDT | 11:05 am EDT | 11:00 am EDT | 10:55 am EDT | 10:50 am EDT | 10:45 am EDT | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Depth ft | Dir ° | Speed kts |
Dir ° | Speed kts |
Dir ° | Speed kts |
Dir ° | Speed kts |
Dir ° | Speed kts |
Dir ° | Speed kts |
Dir ° | Speed kts |
Dir ° | Speed kts |
7 | 250 | 0.78 | 240 | 0.93 | 240 | 0.93 | 250 | 0.91 | 250 | 0.91 | 250 | 0.99 | 250 | 0.99 | 240 | 0.85 |
10 | 230 | 0.17 | 250 | 0.10 | 250 | 0.10 | 260 | 0.04 | 260 | 0.04 | 270 | 0.14 | 270 | 0.14 | 230 | 0.04 |
13 | 300 | 0.08 | 330 | 0.12 | 330 | 0.12 | 350 | 0.02 | 350 | 0.02 | 320 | 0.02 | 320 | 0.02 | 80 | 0.04 |
16 | 80 | 0.06 | 100 | 0.08 | 100 | 0.08 | 130 | 0.08 | 130 | 0.08 | 120 | 0.02 | 120 | 0.02 | 30 | 0.06 |
20 | 160 | 0.12 | 240 | 0.02 | 240 | 0.02 | 20 | 0.04 | 20 | 0.04 | 30 | 0.06 | 30 | 0.06 | 230 | 0.04 |
23 | 160 | 0.21 | 150 | 0.17 | 150 | 0.17 | 170 | 0.08 | 170 | 0.08 | 170 | 0.21 | 170 | 0.21 | 130 | 0.16 |
26 | 130 | 0.21 | 150 | 0.16 | 150 | 0.16 | 140 | 0.16 | 140 | 0.16 | 150 | 0.23 | 150 | 0.23 | 140 | 0.23 |
30 | 100 | 0.17 | 130 | 0.17 | 130 | 0.17 | 140 | 0.27 | 140 | 0.27 | 130 | 0.19 | 130 | 0.19 | 130 | 0.19 |
33 | 120 | 0.17 | 110 | 0.23 | 110 | 0.23 | 100 | 0.19 | 100 | 0.19 | 120 | 0.23 | 120 | 0.23 | 120 | 0.14 |
36 | 120 | 0.31 | 80 | 0.16 | 80 | 0.16 | 110 | 0.16 | 110 | 0.16 | 120 | 0.25 | 120 | 0.25 | 120 | 0.19 |
39 | 110 | 0.29 | 110 | 0.23 | 110 | 0.23 | 100 | 0.16 | 100 | 0.16 | 120 | 0.23 | 120 | 0.23 | 130 | 0.21 |
43 | 120 | 0.31 | 110 | 0.31 | 110 | 0.31 | 120 | 0.21 | 120 | 0.21 | 110 | 0.27 | 110 | 0.27 | 120 | 0.31 |
46 | 110 | 0.31 | 130 | 0.23 | 130 | 0.23 | 110 | 0.25 | 110 | 0.25 | 110 | 0.31 | 110 | 0.31 | 110 | 0.23 |
49 | 110 | 0.33 | 120 | 0.31 | 120 | 0.31 | 110 | 0.33 | 110 | 0.33 | 100 | 0.33 | 100 | 0.33 | 130 | 0.27 |
52 | 100 | 0.39 | 120 | 0.37 | 120 | 0.37 | 110 | 0.33 | 110 | 0.33 | 100 | 0.31 | 100 | 0.31 | 120 | 0.41 |
56 | 90 | 0.43 | 90 | 0.37 | 90 | 0.37 | 100 | 0.47 | 100 | 0.47 | 90 | 0.33 | 90 | 0.33 | 100 | 0.33 |
59 | 100 | 0.64 | 100 | 0.64 | 100 | 0.64 | 100 | 0.41 | 100 | 0.41 | 90 | 0.64 | 90 | 0.64 | 70 | 0.35 |
62 | 110 | 0.29 | 100 | 0.60 | 100 | 0.60 | 100 | 0.70 | 100 | 0.70 | 120 | 0.52 | 120 | 0.52 | 70 | 0.58 |
66 | 100 | 0.78 | 100 | 0.84 | 100 | 0.84 | 90 | 0.93 | 90 | 0.93 | 100 | 0.39 | 100 | 0.39 | 80 | 0.68 |
69 | 90 | 0.76 | 120 | 0.84 | 120 | 0.84 | 100 | 0.80 | 100 | 0.80 | 110 | 0.68 | 110 | 0.68 | 120 | 0.58 |
72 | 90 | 1.11 | 140 | 0.68 | 140 | 0.68 | 120 | 0.72 | 120 | 0.72 | 100 | 0.64 | 100 | 0.64 | 110 | 0.52 |
75 | 90 | 0.82 | 130 | 0.51 | 130 | 0.51 | 110 | 0.97 | 110 | 0.97 | 90 | 0.91 | 90 | 0.91 | 60 | 0.95 |
79 | 70 | 0.45 | 80 | 1.05 | 80 | 1.05 | 110 | 0.82 | 110 | 0.82 | 130 | 0.54 | 130 | 0.54 | 80 | 0.64 |
82 | 90 | 1.03 | 110 | 1.15 | 110 | 1.15 | 140 | 1.03 | 140 | 1.03 | 100 | 0.97 | 100 | 0.97 | 130 | 0.43 |
85 | 80 | 1.22 | 140 | 1.65 | 140 | 1.65 | 120 | 1.42 | 120 | 1.42 | 110 | 1.01 | 110 | 1.01 | 110 | 0.78 |
89 | 110 | 0.87 | 160 | 0.95 | 160 | 0.95 | 140 | 0.72 | 140 | 0.72 | 110 | 1.15 | 110 | 1.15 | 110 | 0.87 |
92 | 170 | 0.97 | 210 | 0.35 | 210 | 0.35 | 200 | 0.74 | 200 | 0.74 | 150 | 0.33 | 150 | 0.33 | 160 | 1.11 |
95 | 190 | 0.49 | 170 | 0.23 | 170 | 0.23 | 230 | 0.41 | 230 | 0.41 | 230 | 0.66 | 230 | 0.66 | 220 | 0.41 |
Previous (up to 48) reports of ocean current data for 45175
Ocean Current Stick Plots are available in metric units only:
All Instruments - 1-day plot
3-day plot
5-day plot
Links which are specific to this station are listed below:
Real Time Data in tabular form for the last forty-five days.
Historical Data & Climatic Summaries for quality controlled data for prior months and years.