Marine Buoys In the Western Great Lakes
Courtesy of National Oceanic and Atmospheric Administration (NOAA-US)
Note that water conditions are unavailable when the Great Lakes surfaces are frozen duing winter months
Air Temperature Water Temperature Wind Direction @ Speed Wind Gust Speed Barometer Barometer Trend Wave Height Wave Dominant Period
16.6 °C
16.8 °C
ENE 4 kph
4 kph
1011.8 hPa
-0.3 hPa
0.4 m
4 sec
17.0 °C
n/a °C
W 13 kph
15 kph
1012.7 hPa
+0.0 hPa
n/a m
n/a sec
16.7 °C
16.4 °C
NNW 7 kph
7 kph
1011.3 hPa
-0.4 hPa
0.3 m
4 sec
15.8 °C
n/a °C
NNE 8 kph
8 kph
1013.1 hPa
+0.0 hPa
n/a m
n/a sec
16.4 °C n/a °C n/a n/a kph 1012.8 hPa +0.0 hPa n/a m n/a sec
17.0 °C
16.7 °C
SSE 11 kph
11 kph
1011.2 hPa
-0.3 hPa
0.3 m
3 sec
18.7 °C
19.4 °C
NE 14 kph
18 kph
1011.1 hPa
+0.0 hPa
0.1 m
n/a sec
17.4 °C n/a °C n/a 4 kph 1011.5 hPa n/a hPa n/a m n/a sec
18.2 °C
n/a °C
N 15 kph
17 kph
1011.4 hPa
-0.6 hPa
n/a m
n/a sec
18.3 °C
n/a °C
ENE 22 kph
24 kph
1011.3 hPa
+0.0 hPa
n/a m
n/a sec
18.4 °C
n/a °C
ENE 8 kph
11 kph
1012.6 hPa
+0.7 hPa
n/a m
n/a sec
17.0 °C
n/a °C
E 8 kph
11 kph
1014.5 hPa
-0.0 hPa
n/a m
n/a sec
17.4 °C
n/a °C
WNW 2 kph
5 kph
1012.1 hPa
-0.0 hPa
n/a m
n/a sec
18.5 °C
n/a °C
S 2 kph
4 kph
1011.2 hPa
n/a hPa
n/a m
n/a sec
17.3 °C
n/a °C
ESE 13 kph
21 kph
1013.8 hPa
-0.0 hPa
n/a m
n/a sec
n/a °C
n/a °C
ESE 5 kph
11 kph
n/a hPa
n/a hPa
n/a m
n/a sec
n/a °C
n/a °C
SE 11 kph
13 kph
1013.5 hPa
-0.3 hPa
n/a m
n/a sec
17.5 °C
n/a °C
SSE 24 kph
30 kph
1014.6 hPa
+0.0 hPa
n/a m
n/a sec
19.9 °C
21.9 °C
WNW 11 kph
11 kph
1011.8 hPa
-0.0 hPa
0.4 m
4 sec
18.3 °C n/a °C n/a 0 kph n/a hPa n/a hPa n/a m n/a sec
19.1 °C
n/a °C
SE 8 kph
15 kph
1013.2 hPa
n/a hPa
n/a m
n/a sec
17.1 °C
n/a °C
SSE 8 kph
11 kph
n/a hPa
n/a hPa
n/a m
n/a sec
18.7 °C n/a °C n/a n/a kph n/a hPa n/a hPa n/a m n/a sec
n/a °C
n/a °C
E 18 kph
21 kph
n/a hPa
n/a hPa
n/a m
n/a sec
18.3 °C
n/a °C
ENE 13 kph
17 kph
1012.9 hPa
n/a hPa
n/a m
n/a sec
20.1 °C
n/a °C
SE 22 kph
28 kph
1013.2 hPa
n/a hPa
n/a m
n/a sec
18.0 °C
n/a °C
ENE 9 kph
13 kph
1012.8 hPa
n/a hPa
n/a m
n/a sec
18.8 °C
n/a °C
SSE 9 kph
9 kph
1010.5 hPa
-0.3 hPa
n/a m
n/a sec
21.3 °C
n/a °C
SE 9 kph
15 kph
1012.5 hPa
-1.0 hPa
n/a m
n/a sec
21.2 °C
24.2 °C
S 25 kph
29 kph
1010.2 hPa
-0.7 hPa
0.9 m
4 sec
19.0 °C
n/a °C
S 18 kph
21 kph
1010.5 hPa
n/a hPa
n/a m
n/a sec
19.7 °C
n/a °C
SSE 18 kph
22 kph
n/a hPa
n/a hPa
n/a m
n/a sec
18.7 °C
n/a °C
SSW 21 kph
24 kph
1012.2 hPa
n/a hPa
n/a m
n/a sec
18.6 °C
n/a °C
S 21 kph
26 kph
n/a hPa
n/a hPa
n/a m
n/a sec
18.2 °C
n/a °C
SE 13 kph
17 kph
1012.2 hPa
-0.0 hPa
n/a m
n/a sec
19.7 °C
n/a °C
SSE 15 kph
18 kph
n/a hPa
n/a hPa
n/a m
n/a sec
23.7 °C
n/a °C
S 22 kph
24 kph
n/a hPa
n/a hPa
n/a m
n/a sec
21.5 °C
n/a °C
SE 9 kph
13 kph
1013.6 hPa
-0.8 hPa
n/a m
n/a sec
Most recent conditions in table below. Non-reporting stations are omitted.
| ID | Name | Time ADT |
Air °C |
Water °C |
Wind kph |
Gust kph |
Baro hPa |
Trend hPa |
Waves m |
Period Sec |
|---|---|---|---|---|---|---|---|---|---|---|
| 45136 | Slate Island | 0700 | 16.6 | 16.8 | ENE |
4 | 1011.8 | -0.3 | 0.4 | 4 |
| PILM4 | Passage Island, MI | 0800 | 17.0 | n/a | W |
15 | 1012.7 | +0.0 | n/a | n/a |
| 45001 | NNE of Hancock, MI | 0750 | 16.7 | 16.4 | NNW |
7 | 1011.3 | -0.4 | 0.3 | 4 |
| ROAM4 | Rock of Ages, MI | 0800 | 15.8 | n/a | NNE |
8 | 1013.1 | +0.0 | n/a | n/a |
| GDMM5 | Grand Marais, MN | 0800 | 16.4 | n/a | n/a | n/a | 1012.8 | +0.0 | n/a | n/a |
| 45004 | ENE of Hancock, MI | 0750 | 17.0 | 16.7 | SSE |
11 | 1011.2 | -0.3 | 0.3 | 3 |
| 45006 | North of Ironwood, MI | 0750 | 18.7 | 19.4 | NE |
18 | 1011.1 | +0.0 | 0.1 | n/a |
| PCLM4 | Portage Canal, MI | 0740 | 17.4 | n/a | n/a | 4 | 1011.5 | n/a | n/a | n/a |
| STDM4 | Stannard Rock, MI | 0800 | 18.2 | n/a | N |
17 | 1011.4 | -0.6 | n/a | n/a |
| DISW3 | Devils Island, WI | 0800 | 18.3 | n/a | ENE |
24 | 1011.3 | +0.0 | n/a | n/a |
| DULM5 | Duluth, MN | 0800 | 18.4 | n/a | ENE |
11 | 1012.6 | +0.7 | n/a | n/a |
| SWPM4 | S.W. Pier, MI | 0800 | 17.0 | n/a | E |
11 | 1014.5 | -0.0 | n/a | n/a |
| MCGM4 | Marquette C.G., MI | 0800 | 17.4 | n/a | WNW |
5 | 1012.1 | -0.0 | n/a | n/a |
| SXHW3 | Saxon Harbor, WI | 0740 | 18.5 | n/a | S |
4 | 1011.2 | n/a | n/a | n/a |
| PTIM4 | Point Iroquois, MI | 0800 | 17.3 | n/a | ESE |
21 | 1013.8 | -0.0 | n/a | n/a |
| LTRM4 | Little Rapids, MI | 0754 | n/a | n/a | ESE |
11 | n/a | n/a | n/a | n/a |
| RCKM4 | Rock Cut, MI | 0800 | n/a | n/a | SE |
13 | 1013.5 | -0.3 | n/a | n/a |
| DTLM4 | De Tour Village, MI | 0800 | 17.5 | n/a | SSE |
30 | 1014.6 | +0.0 | n/a | n/a |
| 45002 | N MICHIGAN | 0750 | 19.9 | 21.9 | WNW |
11 | 1011.8 | -0.0 | 0.4 | 4 |
| NPDW3 | Death's Door, WI | 0750 | 18.3 | n/a | n/a | 0 | n/a | n/a | n/a | n/a |
| GTLM4 | Grand Traverse Lt, MI | 0740 | 19.1 | n/a | SE |
15 | 1013.2 | n/a | n/a | n/a |
| SYWW3 | Sister Bay, WI | 0739 | 17.1 | n/a | SSE |
11 | n/a | n/a | n/a | n/a |
| GBLW3 | Green Bay Ent Lt, WI | 0711 | 18.7 | n/a | n/a | n/a | n/a | n/a | n/a | n/a |
| AGMW3 | Algoma Marina, WI | 0739 | n/a | n/a | E |
21 | n/a | n/a | n/a | n/a |
| BSBM4 | Big Sable Point, MI | 0740 | 18.3 | n/a | ENE |
17 | 1012.9 | n/a | n/a | n/a |
| GSLM4 | Gravelly Shoals Lt, MI | 0740 | 20.1 | n/a | SE |
28 | 1013.2 | n/a | n/a | n/a |
| LDTM4 | Ludington, MI | 0754 | 18.0 | n/a | ENE |
13 | 1012.8 | n/a | n/a | n/a |
| SGNW3 | Sheboygan, WI | 0800 | 18.8 | n/a | SSE |
9 | 1010.5 | -0.3 | n/a | n/a |
| MKGM4 | Muskegon, MI | 0800 | 21.3 | n/a | SE |
15 | 1012.5 | -1.0 | n/a | n/a |
| 45007 | ESE of Milwaukee, WI | 0750 | 21.2 | 24.2 | S |
29 | 1010.2 | -0.7 | 0.9 | 4 |
| KNSW3 | Kenosha, WI | 0800 | 19.0 | n/a | S |
21 | 1010.5 | n/a | n/a | n/a |
| SVNM4 | South Haven, MI | 0800 | 19.7 | n/a | SSE |
22 | n/a | n/a | n/a | n/a |
| WHRI2 | Waukegan Harbor, IL | 0740 | 18.7 | n/a | SSW |
24 | 1012.2 | n/a | n/a | n/a |
| CHII2 | Chicago, IL | 0800 | 18.6 | n/a | S |
26 | n/a | n/a | n/a | n/a |
| CMTI2 | Calumet, IL | 0800 | 18.2 | n/a | SE |
17 | 1012.2 | -0.0 | n/a | n/a |
| MCYI3 | Michigan City, IN | 0800 | 19.7 | n/a | SSE |
18 | n/a | n/a | n/a | n/a |
| THLO1 | Toledo Light # 2, OH | 0745 | 23.7 | n/a | S |
24 | n/a | n/a | n/a | n/a |
| THRO1 | Toledo, OH | 0800 | 21.5 | n/a | SE |
13 | 1013.6 | -0.8 | n/a | n/a |

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