Waukegan buoy
NDBC buoy 45186
Observed , 30 minutes ago
Hazardous
Tonight
Small Craft Advisory in effect. Light N winds at 10 kn gusting to 14 kn. Small chop seas at 3 ft with 5 second dominant period from the NE. Pressure falling at 1,026.4 mbar. Water 64°F, air 65°F. Tonight: Northeast Winds 15 To 20 Kt Becoming East Around 15 Kt Overnight.
It tells you it is rough now. The app tells you before it gets rough, with alerts at the wind and wave limits you set.
Get Buoycast for iPhoneSmall Craft Advisory
Small Craft Advisory issued September 23 at 2:40PM CDT until September 23 at 10:00PM CDT by NWS Chicago IL
* WHAT...Significant waves to 4 to 6 ft occasionally to 8 ft occurring. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...Until 10 PM CDT this evening. * IMPACTS...Conditions will be hazardous to small craft.
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Get Buoycast for iPhoneWind
Speed
9.7kn
Gust
14kn
Direction
10° N
Trend
Easing
Last 12 hours7.8 to 14 kn
Waves
2.6ft
Period
5 s
Direction
40° NE
Last 12 hours2.3 to 4.6 ft
Air temp
65°F
61 to 65°F today
Water temp
64°F
63 to 64°F today
Pressure
1026mbar
Tendency
Steady
3 hour change
-0.2 mbar
Last 12 hours1026 to 1028 mbar
Zone forecast
Tonight
Northeast Winds 15 To 20 Kt Becoming East Around 15 Kt Overnight. Mostly Cloudy. Waves 4 To 6 Occasionally To 8 Ft Subsiding To 3 To 5 Ft.
Thursday
East Winds 10 To 15 Kt. Partly Cloudy. Waves 3 To 5 Ft Subsiding To 2 To 4 Ft.
Thursday Night
East Winds 10 To 15 Kt Becoming Southeast Overnight. Partly Cloudy In The Evening, Then Becoming Mostly Cloudy. Waves 1 To 3 Ft.
NWS zone Winthrop Harbor to Wilmette Harbor IL
Last 24 hours
Every 3 hours, over the last 12 hours. Air 61 to 65°F, water 63 to 64°F, pressure 1,026 to 1,028 mbar over the same window.
4 stations within 30 NM
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Get Buoycast for iPhoneCommon questions
How often does buoy 45186 report?
Wind, temperature and pressure update about every 10 minutes. Wave height and period update about every 30 minutes.
Can I be notified when conditions change at buoy 45186?
Buoycast Pro lets you set your own limits on wind, waves or pressure and sends a threshold notification when this buoy crosses them.
Does this page show NOAA warnings for this area?
Watches, warnings, and advisories for Winthrop Harbor to Wilmette Harbor IL appear alongside the conditions, here and in the app. Pro also pushes NOAA watches, warnings, and advisories when they are issued.
Can I see the forecast against what buoy 45186 measured?
This page shows measurements only. Buoycast Pro charts the NOAA forecast against them so you can see where the two diverge.
Can I keep buoy 45186 for next time?
Save it as a favorite and Buoycast opens on the buoys you run.
Station 45186
42°22'05" N 87°47'42" W · owned and maintained by University of Illinois at Urbana-Champaign
Measured on the water by 1,000+ NOAA buoys. Observations from the National Data Buoy Center, forecasts and advisories from the National Weather Service. Not for navigation.