Station List

Station 45013 - ATW20 - Atwater Park, WI Image indicating link to RSS feed of recent meteorological observations for station 45013

Owned and maintained by University of Wisconsin-Milwaukee
Buoy
43.100 N 87.850 W (43°6'0" N 87°51'0" W)

Site elevation: 176 m above mean sea level
Air temp height: 2 m above site elevation
Anemometer height: 2 m above site elevation
Barometer elevation: 178 m above mean sea level
Sea temp depth: 0 m below water line
Water depth: 20 m

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Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station 45013

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yellow diamond Stations with recent data
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(24 hours for tsunami stations)

Conditions at 45013 as of
(5:00 am CDT)
1000 GMT on 05/21/2026:
Note: This report is more than two hours old
     

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 Direction Wind Direction (WDIR):ENE ( 60 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 17.5 kts
5-day plot - Wind Gust Wind Gust (GST): 23.3 kts
5-day plot - Wave Height Wave Height (WVHT): 2.6 ft
5-day plot - Dominant Wave Period Dominant Wave Period (DPD): 4 sec
5-day plot - Mean Wave Direction Mean Wave Direction (MWD): NE ( 43 deg true )
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):30.40 in
5-day plot - Pressure Tendency Pressure Tendency (PTDY):+0.01 in ( Rising )
5-day plot - Air Temperature Air Temperature (ATMP): 43.5 °F
5-day plot - Water Temperature Water Temperature (WTMP): 46.2 °F
5-day plot - Wind Chill Wind Chill (CHILL): 35.1 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 21.4 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 23.3 kts
5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Previous observations
TIME
(CDT)		 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
2026-05-21 04:30 am NE 17.5 21.4 2.6 4- NE30.40- 43.5 46.2----
2026-05-21 04:00 amENE 17.5 21.4 2.6 4- NE30.39+0.02 43.7 46.2----
2026-05-21 03:30 amENE 17.5 21.4 2.3 4- NE30.38- 44.1 46.2----
2026-05-21 03:00 am NE 13.6 19.4 2.3 4- NE30.39+0.04 44.6 46.2----
2026-05-21 02:30 am NE 13.6 15.5 2.3 4- NE30.39- 44.2 46.2----
2026-05-21 02:00 am NE 11.7 17.5 2.3 4- NE30.38+0.04 44.6 46.2----
2026-05-21 01:30 am NE 11.7 15.5 2.3 4- NE30.37- 44.8 46.4----
2026-05-21 01:00 am NE 13.6 17.5 2.3 4- NE30.37+0.03 45.3 46.4----
2026-05-21 12:30 am NE 13.6 15.5 2.3 4- NE30.36- 45.1 46.4----
2026-05-21 12:00 amENE 13.6 17.5 2.3 4- NE30.35+0.01 44.8 46.4----
2026-05-20 11:30 pmENE 17.5 23.3 2.3 4- NE30.35- 45.0 46.4----
2026-05-20 11:00 pm NE 19.4 23.3 2.3 5- NE30.34+0.00 44.8 46.4----
2026-05-20 10:30 pmENE 15.5 19.4 2.3 5- NE30.34- 45.5 46.6----
2026-05-20 10:00 pm NE 15.5 19.4 2.0 5- NE30.34+0.00 46.2 46.6----
2026-05-20 09:30 pmNNE 11.7 13.6 1.6 5- NE30.34- 46.2 46.6----
2026-05-20 09:00 pmNNE 11.7 13.6 1.3 4- NE30.34+0.00 46.0 46.6----
2026-05-20 08:30 pmNNE 9.7 11.7 1.3 4- NE30.34- 45.7 46.6----
2026-05-20 08:00 pmNNE 9.7 11.7 1.6 4- NE30.34+0.00 45.5 46.6----
2026-05-20 07:30 pmNNE 9.7 13.6 1.3 4- NE30.34- 45.3 46.8----
2026-05-20 07:00 pm NE 11.7 13.6 1.6 4- NE30.34-0.01 45.1 46.8----
2026-05-20 06:30 pmNNE 11.7 13.6 1.6 4- NE30.34- 44.6 46.8----
2026-05-20 06:00 pm NE 11.7 15.5 1.6 4- NE30.34-0.01 44.8 46.6----
2026-05-20 05:30 pm NE 11.7 13.6 1.3 4- NE30.34- 44.2 46.8----
2026-05-20 05:00 pm NE 11.7 15.5 1.3 3- NE30.33-0.02 44.4 46.8----
2026-05-20 04:30 pm NE 7.8 11.7 1.3 3- NE30.33- 44.2 46.8----
2026-05-20 04:00 pm NE 9.7 11.7 1.3 3- NE30.35+0.00 44.4 46.8----
2026-05-20 03:30 pmENE 7.8 9.7 1.3 3- NE30.36- 44.4 46.8----
2026-05-20 03:00 pm NE 7.8 9.7 1.3 3- NE30.35+0.00 43.9 46.6----
2026-05-20 02:30 pm NE 7.8 9.7 1.3 3- NE30.36- 44.2 46.4----
2026-05-20 02:00 pmENE 7.8 11.7 1.3 3-ENE30.36+0.02 44.2 46.4----
2026-05-20 01:30 pmENE 9.7 11.7 1.3 3-ENE30.35- 43.9 46.4----
2026-05-20 01:00 pm E 9.7 11.7 1.3 3- NE30.35+0.02 43.9 46.4----
2026-05-20 12:30 pm E 9.7 11.7 1.3 2- NE30.35- 44.6 46.4----
2026-05-20 12:00 pm E 11.7 13.6 1.3 2- NE30.35+0.03 44.8 46.4----
2026-05-20 11:30 am E 13.6 17.5 1.0 2- NE30.34- 45.3 46.4----
2026-05-20 11:00 amENE 11.7 13.6 0.7--NNE30.34+0.04 45.9 46.4----
2026-05-20 10:30 amENE 11.7 13.6 0.3-- NE30.33- 47.1 46.4----
2026-05-20 10:00 amENE 7.8 9.7 0.3--NNE30.33+0.05 47.1 46.4----
2026-05-20 09:30 amENE 5.8 5.8 0.3--NNE30.32- 47.7 46.4----
2026-05-20 09:00 amENE 5.8 5.8 0.3--NNE30.32+0.06 47.8 46.4----
2026-05-20 08:30 am NE 3.9 3.9 0.3--NNE30.30- 47.7 46.2----
2026-05-20 08:00 am NE 1.9 3.9 0.3--NNE30.30+0.08 47.5 46.0----
Wave Summary
for 45013 as of (5:00 am CDT)
1000 GMT on 05/21/2026:

Note: This report is more than two hours old

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): 2.6 ft
5-day plot - Wave Steepness Wave Steepness (STEEPNESS):VERY_STEEP
Previous observations
TIME
(CDT)		 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
2026-05-21 04:30 am 2.6------ N/A-
2026-05-21 04:00 am 2.6------ N/A-
2026-05-21 03:30 am 2.3------ N/A-
2026-05-21 03:00 am 2.3------ N/A-
2026-05-21 02:30 am 2.3------ N/A-
2026-05-21 02:00 am 2.3------ N/A-
2026-05-21 01:30 am 2.3------ N/A-
2026-05-21 01:00 am 2.3------ N/A-
2026-05-21 12:30 am 2.3------ N/A-
2026-05-21 12:00 am 2.3------ N/A-
2026-05-20 11:30 pm 2.3------ N/A-
2026-05-20 11:00 pm 2.3------ N/A-
2026-05-20 10:30 pm 2.3------ N/A-
2026-05-20 10:00 pm 2.0------ N/A-
2026-05-20 09:30 pm 1.6------ N/A-
2026-05-20 09:00 pm 1.3------ N/A-
2026-05-20 08:30 pm 1.3------ N/A-
2026-05-20 08:00 pm 1.6------ N/A-
2026-05-20 07:30 pm 1.3------ N/A-
2026-05-20 07:00 pm 1.6------ N/A-
2026-05-20 06:30 pm 1.6------ N/A-
2026-05-20 06:00 pm 1.6------ N/A-
2026-05-20 05:30 pm 1.3------ N/A-
2026-05-20 05:00 pm 1.3------ N/A-
2026-05-20 04:30 pm 1.3------ N/A-
2026-05-20 04:00 pm 1.3------ N/A-
2026-05-20 03:30 pm 1.3------ N/A-
2026-05-20 03:00 pm 1.3------ N/A-
2026-05-20 02:30 pm 1.3------ N/A-
2026-05-20 02:00 pm 1.0------ N/A-
2026-05-20 01:30 pm 1.3------ N/A-
2026-05-20 01:00 pm 1.3------ N/A-
2026-05-20 12:30 pm 1.3------ N/A-
2026-05-20 12:00 pm 1.3------ N/A-
2026-05-20 11:30 am 1.0------ N/A-
2026-05-20 11:00 am 0.7------ N/A-
2026-05-20 10:30 am 0.3------ N/A-
2026-05-20 10:00 am 0.3------ N/A-
2026-05-20 09:30 am 0.3------ N/A-
2026-05-20 09:00 am 0.3------ N/A-
2026-05-20 08:30 am 0.3------ N/A-
2026-05-20 08:00 am 0.3------ N/A-
Ocean Conditions at 45013 as of
(7:00 am CDT)
1200 GMT on 05/21/2026:

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): 6.6 ft
5-day plot - Ocean Temperature Ocean Temperature (OTMP):46.40 °F
Previous observations
TIME
(CDT)		 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
2026-05-21 06:30 am 6.646.40--------
2026-05-21 06:00 am 6.646.47--------
2026-05-21 05:30 am 6.646.47--------
2026-05-21 05:00 am 6.646.45--------
2026-05-21 04:30 am 6.646.45--------
2026-05-21 04:00 am 6.646.51--------
2026-05-21 03:30 am 6.646.51--------
2026-05-21 03:00 am 6.646.53--------
2026-05-21 02:30 am 6.646.53--------
2026-05-21 02:00 am 6.646.58--------
2026-05-21 01:30 am 6.646.58--------
2026-05-21 01:00 am 6.646.62--------
2026-05-21 12:30 am 6.646.62--------
2026-05-21 12:00 am 6.646.62--------
2026-05-20 11:30 pm 6.646.62--------
2026-05-20 11:00 pm 6.646.74--------
2026-05-20 10:30 pm 6.646.74--------
2026-05-20 10:00 pm 6.646.80--------
2026-05-20 09:30 pm 6.646.80--------
2026-05-20 09:00 pm 6.646.83--------
2026-05-20 08:30 pm 6.646.83--------
2026-05-20 08:00 pm 6.646.94--------
2026-05-20 07:30 pm 6.646.94--------
2026-05-20 07:00 pm 6.646.99--------
2026-05-20 06:30 pm 6.646.99--------
2026-05-20 06:00 pm 6.646.94--------
2026-05-20 05:30 pm 6.646.94--------
2026-05-20 05:00 pm 6.646.94--------
2026-05-20 04:30 pm 6.646.94--------
2026-05-20 04:00 pm 6.646.94--------
2026-05-20 03:30 pm 6.646.94--------
2026-05-20 03:00 pm 6.646.89--------
2026-05-20 02:30 pm 6.646.89--------
2026-05-20 02:00 pm 6.646.72--------
2026-05-20 01:30 pm 6.646.72--------
2026-05-20 01:00 pm 6.646.69--------
2026-05-20 12:30 pm 6.646.69--------
2026-05-20 12:00 pm 6.646.69--------
2026-05-20 11:30 am 6.646.69--------
2026-05-20 11:00 am 6.646.69--------
2026-05-20 10:30 am 6.646.69--------
2026-05-20 10:00 am 6.646.62--------
2026-05-20 09:30 am 6.646.62--------
2026-05-20 09:00 am 6.646.45--------
2026-05-20 08:30 am 6.646.45--------
2026-05-20 08:00 am 6.646.38--------
Solar Radiation Conditions at 45013 as of
(5:00 am CDT)
1000 GMT on 05/21/2026:
Note: This report is more than two hours old
     

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): 0.1watts/meter2
Previous observations
TIME
(CDT)		 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
2026-05-21 04:30 am 0.1--
2026-05-21 04:00 am 0.1--
2026-05-21 03:30 am 0.1--
2026-05-21 03:00 am 0.1--
2026-05-21 02:30 am 0.1--
2026-05-21 02:00 am 0.1--
2026-05-21 01:30 am 0.1--
2026-05-21 01:00 am 0.1--
2026-05-21 12:30 am 0.0--
2026-05-21 12:00 am 0.1--
2026-05-20 11:30 pm 0.1--
2026-05-20 11:00 pm 0.1--
2026-05-20 10:30 pm 0.1--
2026-05-20 10:00 pm 0.1--
2026-05-20 09:30 pm 0.1--
2026-05-20 09:00 pm 0.1--
2026-05-20 08:30 pm 0.0--
2026-05-20 08:00 pm 13.4--
2026-05-20 07:30 pm 57.3--
2026-05-20 07:00 pm 142.9--
2026-05-20 06:30 pm 257.9--
2026-05-20 06:00 pm 361.6--
2026-05-20 05:30 pm 468.5--
2026-05-20 05:00 pm 569.1--
2026-05-20 04:30 pm 654.2--
2026-05-20 04:00 pm 745.6--
2026-05-20 03:30 pm 815.9--
2026-05-20 03:00 pm 882.9--
2026-05-20 02:30 pm 939.1--
2026-05-20 02:00 pm 972.7--
2026-05-20 01:30 pm1326.5--
2026-05-20 01:00 pm1048.9--
2026-05-20 12:30 pm1009.1--
2026-05-20 12:00 pm 663.1--
2026-05-20 11:30 am 665.4--
2026-05-20 11:00 am 671.0--
2026-05-20 10:30 am 797.4--
2026-05-20 10:00 am 465.4--
2026-05-20 09:30 am 427.3--
2026-05-20 09:00 am 596.4--
2026-05-20 08:30 am 555.3--
2026-05-20 08:00 am 455.9--