Michigan city buoy
NDBC buoy 45170
Observed , 49 minutes ago
Elevated
Tonight
Light and variable winds, easing. Light chop seas at 2 ft with 6 second dominant period from the N. Water 54°F, air 54°F. Tonight: Northeast Winds Around 10 Knots Becoming East 5 To 10 Knots.
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 iPhoneWind
Speed
1.9kn
Gust
3.9kn
Direction
30° NNE
Trend
Easing
Last 11 hours1.9 to 12 kn
Waves
2ft
Period
6 s
Direction
10° N
Last 11 hours2 to 3 ft
Air temp
54°F
52 to 55°F today
Water temp
54°F
51 to 54°F today
Zone forecast
Tonight
Northeast Winds Around 10 Knots Becoming East 5 To 10 Knots. Mostly Cloudy. Waves 2 To 3 Feet Subsiding To 2 Feet Or Less This Evening, Then To Around 1 Foot Overnight.
Thursday
East Winds 5 To 10 Knots. Mostly Sunny. Waves 1 Foot Or Less.
Thursday Night
East Winds 5 To 10 Knots. Mostly Cloudy. Waves 1 Foot Or Less.
NWS zone Michigan City IN to New Buffalo MI
Last 24 hours
Every 3 hours, over the last 12 hours. Air 52 to 55°F, water 51 to 54°F over the same window.
4 stations within 30 NM
These are your in one place. Save the ones you run and Buoycast opens on them.
Get Buoycast for iPhoneCommon questions
How often does buoy 45170 report?
Wind and temperature update about every 10 minutes. Wave height and period update about every 30 minutes.
Can I be notified when conditions change at buoy 45170?
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 Michigan City IN to New Buffalo MI 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 45170 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 45170 for next time?
Save it as a favorite and Buoycast opens on the buoys you run.
What this buoy measures
This buoy is not reporting barometric pressure. Conditions above come from the sensors it does carry, and the forecast, tides and sun times on this page are regional rather than measured at the buoy.
Station 45170
41°45'18" N 86°58'05" W · owned and maintained by Illinois-Indiana Sea Grant and Purdue Civil Engineering
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.