Northerly isle

NDBC buoy cnii2

Observed , 36 minutes ago

Challenging

Small Craft Advisory in effect. Moderate WSW winds at 15 kn gusting to 17 kn, building. Air 50°F. Rest of Today: West winds 20 to 25 kt.

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Small Craft Advisory

Small Craft Advisory issued November 8 at 9:39AM CST until November 8 at 6:00PM CST by NWS Chicago IL

* WHAT...West winds to 25 kt expected. * WHERE...Winthrop Harbor to Calumet Harbor IL, and Calumet Harbor IL to Burns Harbor IN. * WHEN...Until 6 PM CST this evening. * IMPACTS...Conditions will be hazardous to small craft.

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Wind

Speed

15kn

Gust

17kn

Direction

250° WSW

Trend

Rising

Last 11 hours4.1 to 15 kn

Air temp

50°F

Last 11 hours42 to 50°F

Zone forecast

Rest of Today

West winds 20 to 25 kt. Sunny. Waves 1 to 3 ft.

Tonight

Northwest winds 15 to 20 kt diminishing to 10 to 15 kt. Mostly clear. Waves 1 to 3 ft building to 2 to 4 ft.

Monday

West winds 10 to 15 kt becoming southwest in the afternoon. Mostly sunny in the morning, then becoming partly cloudy. Waves 2 to 4 ft subsiding to 1 to 3 ft.

NWS zone Northerly Island to Calumet Harbor IL

Last 24 hours

Time WindAir
15 kn WSW50°F
8.9 kn W42°F
8.9 kn W43°F
6 kn SSW45°F
5.1 kn WSW44°F

Every 3 hours, over the last 12 hours.

4 stations within 30 NM

Oak St., Chicago, IL 3 NM NNW Harrison-Dever Crib, Chicago, IL 4 NM NNE Foster Ave., Chicago, IL 7 NM NNW Calumet Harbor, IL 8 NM SSE

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Common questions

How often does buoy cnii2 report?

Wind and temperature update about every 10 minutes.

Can I be notified when conditions change at buoy cnii2?

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 Northerly Island to Calumet 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 cnii2 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 cnii2 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 waves, water temperature or 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 cnii2
41°51'22" N 87°36'32" W · owned and maintained by NWS Central Region

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.