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Station 45218 - Wisconsin Shipwreck Coast NMS / Sheboygan, WI Image indicating link to RSS feed of recent meteorological observations for station 45218

Owned and maintained by University of Wisconsin-Madison, Division of Extension
Buoy
43.731 N 87.624 W (43°43'50" N 87°37'28" W)

Site elevation: 176 m above mean sea level
Air temp height: 1 m above site elevation
Anemometer height: 1 m above site elevation
Barometer elevation: 177 m above mean sea level
Sea temp depth: 0.5 m below water line

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station 45218

Large icon indicates selected station.
yellow diamond Stations with recent data
red diamond Stations with no data in last 8 hours
(24 hours for tsunami stations)

Conditions at 45218 as of
0140 GMT on 07/02/2025:
     

Click on the graph icon in the table below to see a time series plot of the last five days of that observation.

5-day plot - Wind Speed Wind Speed (WSPD): 3.9 kts
5-day plot - Wind Gust Wind Gust (GST): 5.8 kts
5-day plot - Wave Height Wave Height (WVHT): 0.3 ft
5-day plot - Air Temperature Air Temperature (ATMP): 70.0 °F
5-day plot - Water Temperature Water Temperature (WTMP): 65.8 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 3.9 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 5.8 kts
5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Previous observations
TIME
(GMT)		 5-day plot - Wind Direction
WDIR
 		 5-day plot - Wind Speed
WSPD
kts		 5-day plot - Wind Gust
GST
kts		 5-day plot - Wave Height
WVHT
ft		 5-day plot - Dominant Wave Period
DPD
sec		 5-day plot - Average Wave Period
APD
sec		 5-day plot - Mean Wave Direction
MWD
 		 5-day plot - Atmospheric Pressure
PRES
in		 5-day plot - Pressure Tendency
PTDY
in		 5-day plot - Air Temperature
ATMP
°F		 5-day plot - Water Temperature
WTMP
°F		 5-day plot - Dew Point
DEWP
°F		 5-day plot - Salinity
SAL
psu		 5-day plot - Visibility
VIS
nmi		 5-day plot - Tide (above MLLW)
TIDE
ft
2025-07-02 0120- 3.9 5.8 0.3----- 70.9 66.0----
2025-07-02 0100- 3.9 5.8 0.3--NNW-- 72.3 65.8----
2025-07-02 0040- 3.9 7.8 0.3----- 73.4 66.2----
2025-07-02 0020- 5.8 5.8 0.7----- 74.1 66.4----
2025-07-02 0000- 7.8 9.7 0.3--NNW-- 74.5 65.7----
2025-07-01 2340- 5.8 7.8 0.3----- 74.5 64.4----
2025-07-01 2320- 7.8 9.7 0.3----- 75.2 65.8----
2025-07-01 2300- 5.8 5.8 0.3--NNW-- 74.7 65.7----
2025-07-01 2240- 7.8 9.7 0.3----- 76.3 64.9----
2025-07-01 2220- 5.8 9.7 0.7----- 76.8 64.8----
2025-07-01 2200- 5.8 5.8 0.7--NNW-- 76.1 65.1----
2025-07-01 2140- 0.0 3.9 0.3----- 76.5 64.9----
2025-07-01 2120- 3.9 5.8 0.3----- 74.1 65.3----
2025-07-01 2100- 3.9 5.8 0.3--NNW-- 73.6 65.3----
2025-07-01 2040- 5.8 7.8 0.3----- 72.5 65.7----
2025-07-01 2020- 3.9 5.8 0.3----- 74.3 65.8----
2025-07-01 2000- 1.9 3.9 0.3-- NE-- 74.1 65.5----
2025-07-01 1940- 1.9 1.9 0.3----- 74.8 65.8----
2025-07-01 1920- 1.9 3.9 0.3----- 73.9 65.1----
2025-07-01 1900- 3.9 3.9 0.3-- N-- 73.2 65.1----
2025-07-01 1840- 3.9 5.8 0.3----- 73.0 65.1----
2025-07-01 1820- 1.9 3.9 0.3----- 71.6 65.1----
2025-07-01 1800- 1.9 3.9 0.3-- N-- 71.1 65.1----
2025-07-01 1740- 3.9 5.8 0.3----- 70.9 64.9----
2025-07-01 1720- 5.8 5.8 0.3----- 69.8 64.9----
2025-07-01 1700- 5.8 7.8 0.3--WNW-- 70.7 64.4----
2025-07-01 1640- 5.8 5.8 0.3----- 70.0 64.6----
2025-07-01 1620- 5.8 5.8 0.3----- 70.2 63.9----
2025-07-01 1600- 3.9 5.8 0.3-- NW-- 70.3 63.7----
2025-07-01 1540- 3.9 3.9 0.3----- 69.8 63.3----
2025-07-01 1520- 1.9 3.9 0.3----- 69.3 63.5----
2025-07-01 1500- 3.9 5.8 0.3-- NW-- 68.7 63.1----
2025-07-01 1440- 1.9 1.9 0.3----- 67.5 63.1----
2025-07-01 1420- 3.9 3.9 0.3----- 67.6 63.0----
2025-07-01 1400- 3.9 5.8 0.3-- NW-- 67.6 63.0----
2025-07-01 1340- 3.9 5.8 0.3----- 66.9 62.8----
2025-07-01 1320- 5.8 5.8 0.3----- 67.3 62.8----
2025-07-01 1300- 3.9 5.8 0.3-- NW-- 66.6 62.8----
2025-07-01 1240- 3.9 7.8 0.7----- 66.2 62.6----
2025-07-01 1220- 5.8 9.7 0.3----- 66.4 62.6----
2025-07-01 1200- 7.8 7.8 0.7-- NW-- 66.2 62.6----
2025-07-01 1140- 7.8 7.8 0.3----- 66.2 62.6----
2025-07-01 1120- 7.8 9.7 0.3----- 66.0 62.4----
2025-07-01 1100- 7.8 9.7 0.3-- NW-- 65.8 62.4----
2025-07-01 1040- 7.8 9.7 0.3----- 65.7 62.4----
2025-07-01 1020- 7.8 9.7 0.3----- 65.5 62.4----
2025-07-01 1000- 5.8 7.8 0.3-- NW-- 65.5 62.4----
2025-07-01 0940- 5.8 7.8 0.3----- 65.5 62.4----
2025-07-01 0920- 5.8 9.7 0.3----- 65.5 62.4----
2025-07-01 0900- 3.9 5.8 0.3-- SW-- 65.1 62.4----
2025-07-01 0840- 5.8 7.8 0.3----- 65.5 62.4----
2025-07-01 0820- 5.8 5.8 0.3----- 65.7 62.4----
2025-07-01 0800- 3.9 5.8 0.3-- NW-- 65.5 62.4----
2025-07-01 0740- 3.9 5.8 0.3----- 65.7 62.4----
2025-07-01 0720- 1.9 3.9 0.3----- 65.7 62.4----
2025-07-01 0700- 3.9 5.8 0.3-- NW-- 66.0 62.4----
2025-07-01 0640- 5.8 7.8 0.3----- 66.0 62.4----
2025-07-01 0620- 5.8 7.8 0.3----- 66.4 62.4----
2025-07-01 0600- 5.8 7.8 0.3-- NW-- 67.3 62.4----
2025-07-01 0540- 5.8 7.8 0.3----- 67.3 62.4----
2025-07-01 0520- 5.8 5.8 0.3----- 66.7 62.4----
2025-07-01 0500- 5.8 7.8 0.3--WSW-- 66.9 62.4----
2025-07-01 0440- 5.8 9.7 0.3----- 68.0 62.4----
2025-07-01 0420- 7.8 9.7 0.3----- 68.5 62.4----
2025-07-01 0400- 3.9 5.8 0.3-- SW-- 67.5 62.4----
2025-07-01 0340- 5.8 7.8 0.3----- 68.5 62.4----
2025-07-01 0320- 5.8 7.8 0.3----- 68.7 62.4----
2025-07-01 0300- 3.9 5.8 0.3--SSW-- 67.5 62.4----
2025-07-01 0240- 3.9 5.8 0.3----- 67.1 62.4----
2025-07-01 0220- 1.9 3.9 0.3----- 68.2 62.4----
2025-07-01 0200- 3.9 5.8 0.3--SSW-- 68.4 62.4----
Wave Summary
for 45218 as of
0100 GMT on 07/02/2025:

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.

5-day plot - Significant Wave Height Significant Wave Height (WVHT): 0.3 ft
Previous observations
TIME
(GMT)		 5-day plot - Wave Height
WVHT
ft		 5-day plot - Swell Height
SwH
ft		 5-day plot - Swell Period
SwP
sec		 5-day plot - Swell Direction
SwD
 		 5-day plot - Wind Wave Height
WWH
ft		 5-day plot - Wind Wave Period
WWP
sec		 5-day plot - Wind Wave Direction
WWD
 		 5-day plot - Wave Steepness
STEEPNESS
 		 5-day plot - Average Wave Period
APD
sec
2025-07-02 0000 0.3------ N/A-
2025-07-01 2300 0.3------ N/A-
2025-07-01 2200 0.3------ N/A-
2025-07-01 2100 0.3------ N/A-
2025-07-01 2000 0.3------ N/A-
2025-07-01 1900 0.3------ N/A-
2025-07-01 1800 0.3------ N/A-
2025-07-01 1700 0.3------ N/A-
2025-07-01 1600 0.3------ N/A-
2025-07-01 1500 0.3------ N/A-
2025-07-01 1400 0.3------ N/A-
2025-07-01 1300 0.3------ N/A-
2025-07-01 1200 0.7------ N/A-
2025-07-01 1100 0.3------ N/A-
2025-07-01 1000 0.3------ N/A-
2025-07-01 0900 0.3------ N/A-
2025-07-01 0800 0.3------ N/A-
2025-07-01 0700 0.3------ N/A-
2025-07-01 0600 0.3------ N/A-
2025-07-01 0500 0.3------ N/A-
2025-07-01 0400 0.3------ N/A-
2025-07-01 0300 0.3------ N/A-
2025-07-01 0200 0.3------ N/A-

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 45218

Unit of Measure:   Time Zone:   
0140 GMT0120 GMT0100 GMT0040 GMT0020 GMT0000 GMT2340 GMT2320 GMT
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
10 90 0.39 90 0.37110 0.19120 0.08 90 0.08260 0.10270 0.16260 0.16
16 170 0.06160 0.08160 0.16170 0.17200 0.14210 0.10220 0.19180 0.10
23 170 0.16150 0.17190 0.17170 0.23160 0.25160 0.19170 0.17190 0.17
30 190 0.21190 0.25180 0.25180 0.21170 0.19170 0.21190 0.27170 0.16
36 220 0.10210 0.14210 0.14170 0.08210 0.14200 0.14220 0.08190 0.19
43 230 0.08260 0.04210 0.12200 0.17220 0.10190 0.12200 0.10180 0.02
49 250 0.08230 0.12220 0.08200 0.12250 0.16250 0.08200 0.10210 0.08
56 240 0.08270 0.08270 0.08230 0.10280 0.12220 0.06250 0.10260 0.14
62 240 0.04140 0.04310 0.12330 0.10270 0.06340 0.10300 0.06280 0.06
69 200 0.02 10 0.04320 0.04 70 0.00180 0.00200 0.02270 0.08320 0.04
75 230 0.04280 0.06360 0.02360 0.04300 0.04180 0.06240 0.06220 0.06
82 330 0.04 10 0.04300 0.00320 0.08300 0.08300 0.06 10 0.02300 0.08
89 10 0.06340 0.04290 0.04290 0.10270 0.06310 0.10330 0.08260 0.12
95 340 0.04350 0.08350 0.08290 0.06330 0.08270 0.08360 0.02310 0.04
102 140 0.04360 0.04310 0.04280 0.04290 0.10300 0.12300 0.12 20 0.06
108 300 0.10 70 0.06280 0.04320 0.06280 0.10310 0.10290 0.06 80 0.02

Previous (up to 48) reports of ocean current data for 45218

Ocean Current Stick Plots are available in metric units only:

All Instruments - 1-day plot - ocean current 1-day plot     3-day plot - ocean current 3-day plot     5-day plot - ocean current 5-day plot     

Ocean Conditions at 45218 as of
0100 GMT on 07/02/2025:

These oceanographic 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.

Depth (DEPTH): 3.3 ft
5-day plot - Ocean Temperature Ocean Temperature (OTMP):65.84 °F
5-day plot - Oxygen Saturation Oxygen Saturation (O2PCT):109.1%
5-day plot - Oxygen Concentration Oxygen Concentration (O2PPM):10.16 ppm
5-day plot - Chlorophyll Chlorophyll (CLCON): 0.72 ug/l
5-day plot - pH pH (PH): 8.37
Previous observations
TIME
(GMT)		 DEPTH
ft		 5-day plot - Ocean Temperature
OTMP
°F		 5-day plot - Conductivity
COND
mS/cm		 5-day plot - Salinity
SAL
psu		 5-day plot - Oxygen Saturation
O2%
%		 5-day plot - Oxygen Concentration
O2PPM
ppm		 5-day plot - Chlorophyll
CLCON
ug/l		 5-day plot - Turbidity
TURB
FTU		 5-day plot - pH
PH
 		 5-day plot - Eh
EH
mV
2025-07-02 0000 3.366.18--109.5010.16 0.62- 8.35-
2025-07-01 2300 3.366.02--108.3010.23 0.34- 8.35-
2025-07-01 2200 3.364.85--109.3010.28 0.16- 8.36-
2025-07-01 2100 3.365.03--109.0010.24 0.16- 8.37-
2025-07-01 2000 3.365.57--109.5010.21 0.17- 8.38-
2025-07-01 1900 3.365.84--109.6010.20 0.25- 8.37-
2025-07-01 1800 3.365.25--108.7010.20 0.02- 8.37-
2025-07-01 1700 3.364.87--108.5010.21 0.00- 8.36-
2025-07-01 1600 3.364.60--108.7010.26 0.08- 8.36-
2025-07-01 1500 3.363.39--107.8010.32 0.06- 8.37-
2025-07-01 1400 3.363.03--107.7010.35 0.07- 8.37-
2025-07-01 1300 3.362.80--107.6010.36 0.15- 8.36-
2025-07-01 1200 3.362.58--107.6010.39 0.18- 8.35-
2025-07-01 1100 3.362.51--107.6010.40 0.45- 8.33-
2025-07-01 1000 3.362.37--107.7010.42 0.73- 8.31-
2025-07-01 0900 3.362.37--107.8010.43 0.78- 8.33-
2025-07-01 0800 3.362.38--108.0010.44 0.86- 8.33-
2025-07-01 0700 3.362.38--108.2010.46 0.73- 8.34-
2025-07-01 0600 3.362.35--108.4010.49 0.81- 8.33-
2025-07-01 0500 3.362.29--108.8010.53 0.74- 8.33-
2025-07-01 0400 3.362.28--109.0010.55 0.79- 8.32-
2025-07-01 0300 3.362.31--109.1010.56 0.85- 8.35-
2025-07-01 0200 3.362.29--109.5010.61 0.79- 8.35-
Solar Radiation Conditions at 45218 as of
0100 GMT on 07/02/2025:
     

Click on the graph icon in the table below to see a time series plot of the last five days of that observation.

5-day plot - Short Wave Radiation 1 Short Wave Radiation 1 (SRAD1): 0.7watts/meter2
Previous observations
TIME
(GMT)		 5-day plot - Short Wave Radiation 1
SRAD1
w/m2		 5-day plot - Short Wave Radiation 2
SRAD2
w/m2		 5-day plot - Long Wave Radiation
LRAD
w/m2
2025-07-02 0000 116.9--
2025-07-01 2300 310.9--
2025-07-01 2200 501.7--
2025-07-01 2100 726.0--
2025-07-01 2000 910.0--
2025-07-01 1900 225.6--
2025-07-01 1800 734.4--
2025-07-01 1700 927.9--
2025-07-01 1600 874.7--
2025-07-01 1500 764.0--
2025-07-01 1400 615.3--
2025-07-01 1300 456.6--
2025-07-01 1200 287.7--
2025-07-01 1100 128.6--
2025-07-01 1000 24.5--
2025-07-01 0900 0.0--
2025-07-01 0800 0.0--
2025-07-01 0700 0.5--
2025-07-01 0600 0.0--
2025-07-01 0500 0.2--
2025-07-01 0400 0.0--
2025-07-01 0300 0.0--
2025-07-01 0200 0.0--