Grand traverse light
NDBC buoy gtlm4
Observed , 1 hour ago
Challenging
Small Craft Advisory in effect. Fresh W winds at 20 kn gusting to 22 kn. Air 52°F. Today: West wind 10 to 20 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 iPhoneSmall Craft Advisory
Small Craft Advisory issued November 8 at 11:34AM EST until November 9 at 5:00AM EST by NWS Gaylord MI
* WHAT...Highest gusts up to 30 kts from the northwest and highest waves around 7 feet. * WHERE...Portions of Lake Michigan. * WHEN...Until 5 AM EST Monday. * IMPACTS...Conditions will be hazardous to small craft.
Pro also pushes NOAA watches, warnings, and advisories when they are issued.
Get Buoycast for iPhoneWind
Speed
20kn
Gust
22kn
Direction
280° W
Trend
Steady
Last 11 hours12 to 29 kn
Air temp
52°F
Last 11 hours47 to 52°F
Pressure
1009mbar
Tendency
Rising
3 hour change
+0.4 mbar
Last 11 hours1008 to 1013 mbar
Zone forecast
Today
West wind 10 to 20 knots. Slight chance of showers in the afternoon. Waves 4 to 7 feet subsiding to 3 to 5 feet in the afternoon.
Tonight
Northwest wind 15 to 20 knots. Cloudy. Waves 4 to 6 feet.
Monday
West wind 10 to 15 knots. Mostly cloudy. Waves 2 to 3 feet.
NWS zone Sleeping Bear Point to Grand Traverse Light MI
Last 24 hours
Every 3 hours, over the last 9 hours. Pressure 1,008 to 1,013 mbar over the same window.
Common questions
How often does buoy gtlm4 report?
Wind, temperature and pressure update about every 10 minutes.
Can I be notified when conditions change at buoy gtlm4?
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 Sleeping Bear Point to Grand Traverse Light 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 gtlm4 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 gtlm4 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 or water temperature. 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 gtlm4
45°12'40" N 85°32'60" 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.