SurfsUP LAKE MICHIGAN

READINGS FROM THE WATER

Buoys & wind

Conditions across Lake Michigan, from the open water to the shoreline.

MEASURED CONDITIONS

Wind, waves & temperature

Measured wind speed and direction, plus wave heights and water temperatures where available. Check each reading’s timestamp. A dash means missing data, never calm conditions.

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Station locations are linked in the cards below.

Wind scale kt
0–4 kt5–9 kt10–14 kt15–19 kt20–24 kt25–29 kt30–34 kt35+ kt

ACROSS LAKE MICHIGAN

Offshore Buoys

NOAA NDBC · refreshed about every 10 min
Offshore buoy / 45002 Reporting

North Michigan

Wave height 4.6ft
Period 5.0s
Water temp 55°F
Observed wind 21kt
N 38m ago
Gust 27kt
Recent wind · knots
View timestamped readings
Observed conditions for North Michigan
Observed Wind From Gust Waves (ft) Period (s) Water (°F)
Fri 12:30 AM 21.4 kt N 27.2 kt — — 55
Fri 12:20 AM 21.4 kt N 29.2 kt 4.6 5.0 55
Fri 12:10 AM 21.4 kt N 27.2 kt — — 55
Fri 12:00 AM 21.4 kt N 27.2 kt — — —
Thu 11:50 PM 21.4 kt N 27.2 kt 4.9 5.0 55
Thu 11:40 PM 21.4 kt N 27.2 kt — — 55
Thu 11:30 PM 23.3 kt N 29.2 kt — — 55
Thu 11:20 PM 23.3 kt N 29.2 kt 4.9 5.0 55
Thu 11:10 PM 21.4 kt N 27.2 kt 4.9 — 55
Thu 11:00 PM 23.3 kt N 29.2 kt — — 55
Thu 10:50 PM 23.3 kt N 29.2 kt 4.9 5.0 55
Thu 10:40 PM 23.3 kt N 29.2 kt — — 55
Thu 10:30 PM 23.3 kt N 27.2 kt — — 55
Thu 10:20 PM 23.3 kt N 27.2 kt 4.9 6.0 55
Thu 10:10 PM 21.4 kt N 27.2 kt — — 55
Thu 10:00 PM 21.4 kt N 27.2 kt — — 55
Thu 9:50 PM 21.4 kt N 27.2 kt 5.6 6.0 55
Thu 9:40 PM 21.4 kt N 27.2 kt 5.6 — 55
Thu 9:30 PM 23.3 kt N 29.2 kt — — 55
Thu 9:20 PM 23.3 kt N 29.2 kt 6.2 6.0 55
Thu 9:10 PM 23.3 kt N 29.2 kt 6.2 — 55
Thu 9:00 PM 23.3 kt N 29.2 kt — — 55
Thu 8:50 PM 23.3 kt N 29.2 kt 5.2 6.0 55
Thu 8:40 PM 25.3 kt N 29.2 kt 5.2 — 55

Northern basin · watch northerly wind building down the lake

Offshore buoy / 45214 Reporting

South Michigan Spotter

Wave height 8.9ft
Period 7.0s
Water temp 57°F

Wind not reported in the latest observations.

View timestamped readings
Observed conditions for South Michigan Spotter
Observed Waves (ft) Period (s) Water (°F)
Fri 12:30 AM 8.9 7.0 57
Thu 11:30 PM 9.2 6.0 57
Thu 10:30 PM 8.2 — 58
Thu 9:30 PM 8.2 — 58
Thu 8:30 PM 6.6 — 58
Thu 7:30 PM 4.6 — 58
Thu 6:30 PM 3.3 — 58
Thu 5:30 PM 2.3 — 58
Thu 4:30 PM 2.3 — 58
Thu 3:30 PM 2.3 — 58
Thu 2:30 PM 2.6 — 58
Thu 1:30 PM 2.3 — 58
Thu 12:30 PM 2.6 — 58
Thu 11:30 AM 2.6 — 58
Thu 10:30 AM 3.9 — 58
Thu 9:30 AM 3.0 — 58
Thu 8:30 AM 3.0 — 58
Thu 7:30 AM 3.3 — 58
Thu 6:30 AM 4.9 — 58
Thu 5:30 AM 3.6 — 58
Thu 4:30 AM 3.6 — 58
Thu 3:30 AM 3.9 — 58
Thu 2:30 AM 4.3 — 58
Thu 1:30 AM 4.3 — 58

Southern basin · measured waves and water temperature

Offshore buoy / 45210 Reporting

Rawley Point East

Wave height 8.2ft
Period 7.0s
Water temp 52°F

Wind not reported in the latest observations.

View timestamped readings
Observed conditions for Rawley Point East
Observed Waves (ft) Period (s) Water (°F)
Thu 11:56 PM 8.2 7.0 52
Thu 11:26 PM 8.2 8.0 52
Thu 10:56 PM 8.9 8.0 52
Thu 10:26 PM 8.5 8.0 52
Thu 9:56 PM 7.9 8.0 52
Thu 9:26 PM 8.2 8.0 52
Thu 8:56 PM 8.5 7.0 52
Thu 8:26 PM 8.9 8.0 52
Thu 7:56 PM 8.5 8.0 53
Thu 7:26 PM 9.5 8.0 53
Thu 6:56 PM 8.5 7.0 53
Thu 6:26 PM 8.2 7.0 53
Thu 5:56 PM 7.5 7.0 53
Thu 5:26 PM 7.5 7.0 52
Thu 4:56 PM 7.5 6.0 53
Thu 4:26 PM 6.2 6.0 53
Thu 3:56 PM 5.2 5.0 53
Thu 3:26 PM 5.2 5.0 52
Thu 2:56 PM 4.6 5.0 53
Thu 2:26 PM 3.9 4.0 53
Thu 1:56 PM 3.9 4.0 52
Thu 1:26 PM 3.6 5.0 52
Thu 12:56 PM 3.0 6.0 52
Thu 12:26 PM 3.0 6.0 52

Off Rawley Point · measured waves east of the Two Rivers area

CLOSER TO THE BREAK

Shore stations

Coastal wind station / SGNW3 Reporting

Sheboygan

Observed wind 13kt
NNW 28m ago
Gust 18kt
Wave height — Not reported
Period — Not reported
Water — Not reported
Recent wind · knots
View timestamped readings
Observed conditions for Sheboygan
Observed Wind From Gust
Fri 12:40 AM 13.0 kt NNW 18.1 kt
Fri 12:30 AM 12.1 kt NNW 15.0 kt
Fri 12:20 AM 9.9 kt NNW 14.0 kt
Fri 12:10 AM 12.1 kt NNW 17.1 kt
Fri 12:00 AM 13.0 kt NNW 18.1 kt
Thu 11:50 PM 14.0 kt NNW 18.1 kt
Thu 11:40 PM 14.0 kt NNW 19.1 kt
Thu 11:30 PM 15.0 kt NNW 19.1 kt
Thu 11:20 PM 15.0 kt NNW 19.1 kt
Thu 11:10 PM 15.0 kt NNW 19.1 kt
Thu 11:00 PM 14.0 kt NNW 20.0 kt
Thu 10:50 PM 15.9 kt NNW 20.0 kt
Thu 10:40 PM 15.9 kt NNW 21.0 kt
Thu 10:30 PM 17.1 kt NNW 22.0 kt
Thu 10:20 PM 15.9 kt NNW 20.0 kt
Thu 10:10 PM 15.0 kt NNW 20.0 kt
Thu 10:00 PM 18.1 kt N 21.0 kt
Thu 9:50 PM 20.0 kt N 25.1 kt
Thu 9:40 PM 18.1 kt NNW 25.1 kt
Thu 9:30 PM 15.9 kt NNW 20.0 kt
Thu 9:20 PM 18.1 kt NNW 22.0 kt
Thu 9:10 PM 20.0 kt N 24.1 kt
Thu 9:00 PM 19.1 kt N 26.0 kt
Thu 8:50 PM 17.1 kt NNW 21.0 kt

Local wind context for Sheboygan; not a breaking-wave measurement

Coastal wind station / PWAW3 Reporting

Port Washington

Observed wind 14kt
NNW 18m ago
Gust — Not reported
Wave height — Not reported
Period — Not reported
Water — Not reported
Recent wind · knots
View timestamped readings
Observed conditions for Port Washington
Observed Wind From Gust
Fri 12:50 AM 14.0 kt NNW — kt
Fri 12:45 AM 6.0 kt NNW — kt
Fri 12:40 AM 9.9 kt NW — kt
Fri 12:35 AM 9.9 kt NW — kt
Fri 12:30 AM 14.0 kt NNW — kt
Fri 12:25 AM 8.0 kt NW — kt
Fri 12:20 AM 6.0 kt NW — kt
Fri 12:10 AM 4.1 kt NW — kt
Fri 12:05 AM 8.0 kt NNW — kt
Fri 12:00 AM 4.1 kt NNW — kt
Thu 11:55 PM 9.9 kt NNW — kt
Thu 11:50 PM 4.1 kt NW — kt
Thu 11:45 PM 6.0 kt NNW — kt
Thu 11:40 PM 8.0 kt NW — kt
Thu 11:35 PM 12.1 kt N — kt
Thu 11:30 PM 1.9 kt NNW — kt
Thu 11:25 PM 6.0 kt NW — kt
Thu 11:20 PM 9.9 kt WNW — kt
Thu 11:15 PM 12.1 kt NW — kt
Thu 11:10 PM 4.1 kt N — kt
Thu 11:05 PM 9.9 kt N — kt
Thu 11:00 PM 12.1 kt NNW — kt
Thu 10:55 PM 0.0 kt — — kt
Thu 10:50 PM 9.9 kt N — kt

Local wind context for Port Washington; wind readings are useful on their own

Station readings describe their own location and exposure. Offshore wind can help indicate regional fetch; it does not predict an arrival time or guarantee surf at a beach. Data older than two hours is marked stale.