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OTNM4 - Ontonagon, MI Buoy | Live NOAA Marine & Weather Data

Station OTNM4
Ontonagon, MI
Lat: 46.87N, Lon: 89.33W

Latest Observation
Updated: 3:50AM CST FRI SEP 5 2025

Temp (Air):	52.5°F
Winds:	15 knots N (350 deg true)
Gusts:	22 knots

Owned and maintained by:	National Weather Service Central Region
Station Lat, Lon:	46.87N, 89.33W
Buoy type:	GLOS Weather Station
Station elevation:	186.2 m above mean sea level
Air temp height:	2.1 m above site elevation
Anemometer height:	10.1 m above site elevation
Barometer elevation:	186.5 m above mean sea level

Date CST	Temp F		Dewpt F	Winds knots	Pres mb	Waves ft/sec			Vis mi
Date CST	Air	Water	Dewpt F	Winds knots	Pres mb	Dom.	Avg	Dir	Vis mi
09/05/2025 3:50am	52.5°	-	-	15 kts N (350°) Gusts: 22	-	-	-	-	-
09/05/2025 3:40am	52.0°	-	-	12 kts NNE (20°) Gusts: 20	-	-	-	-	-
09/05/2025 3:30am	51.6°	-	-	15 kts N (360°) Gusts: 21	-	-	-	-	-
09/05/2025 3:20am	50.9°	-	-	8 kts NE (30°) Gusts: 14	29.42	-	-	-	-
09/05/2025 3:10am	49.8°	-	-	8 kts NE (50°) Gusts: 15	29.42	-	-	-	-
09/05/2025 3:00am	49.5°	-	-	9 kts NE (30°) Gusts: 13	29.42	-	-	-	-
09/05/2025 2:50am	44.4°	-	-	4 kts WSW (260°) Gusts: 7	29.42	-	-	-	-
09/05/2025 2:40am	43.7°	-	-	3 kts WSW (240°) Gusts: 6	29.42	-	-	-	-
09/05/2025 2:30am	43.5°	-	-	4 kts SW (230°) Gusts: 6	29.42	-	-	-	-
09/05/2025 2:20am	43.7°	-	-	3 kts WSW (240°) Gusts: 6	29.42	-	-	-	-
09/05/2025 2:10am	43.9°	-	-	3 kts WSW (250°) Gusts: 5	29.42	-	-	-	-
09/05/2025 2:00am	44.1°	-	-	3 kts WSW (250°)	29.42	-	-	-	-
09/05/2025 1:50am	44.2°	-	-	3 kts WSW (250°) Gusts: 4	29.42	-	-	-	-
09/05/2025 1:40am	44.2°	-	-	0 kts N (°) Gusts: 3	29.42	-	-	-	-
09/05/2025 1:30am	44.2°	-	-	2 kts WSW (250°) Gusts: 4	29.42	-	-	-	-
09/05/2025 1:20am	44.4°	-	-	2 kts WSW (260°) Gusts: 5	29.42	-	-	-	-
09/05/2025 1:10am	44.6°	-	-	2 kts SW (230°) Gusts: 5	29.42	-	-	-	-
09/05/2025 1:00am	44.6°	-	-	3 kts WSW (240°) Gusts: 5	29.42	-	-	-	-
09/05/2025 12:50am	44.8°	-	-	1 kts WSW (250°) Gusts: 3	29.42	-	-	-	-
09/05/2025 12:40am	44.8°	-	-	3 kts SW (220°) Gusts: 6	-	-	-	-	-
09/05/2025 12:30am	44.8°	-	-	4 kts SW (210°) Gusts: 6	-	-	-	-	-
09/05/2025 12:20am	45.0°	-	-	4 kts SSW (200°) Gusts: 5	-	-	-	-	-
09/05/2025 12:10am	45.5°	-	-	3 kts SSW (200°) Gusts: 7	-	-	-	-	-
09/05/2025 12:00am	45.9°	-	-	5 kts S (190°) Gusts: 6	29.44	-	-	-	-
09/04/2025 11:50pm	46.0°	-	-	4 kts SW (210°) Gusts: 6	29.44	-	-	-	-

Data provided by National Data Buoy Center