Station OTNM4 - Ontonagon, MI

Owned and maintained by National Weather Service Central Region
GLOS Weather Station
46.870 N 89.330 W (46°52'12" N 89°19'48" W)

Site elevation: 186 m above mean sea level
Air temp height: 2.1 m above site elevation
Anemometer height: 10 m above site elevation
Barometer elevation: 186.5 m above mean sea level

For Great Lakes marine forecasts, select: GREAT LAKES FORECASTS

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships

Large icon indicates selected station.

Stations with recent data

Stations with no data in last 8 hours
(24 hours for tsunami stations)

Disclaimer

Conditions at OTNM4 as of
(2:50 am CDT)
0750 GMT on 04/18/2021:
Unit of Measure: Time Zone: Click on the graph icon in the table below to see a time series plot of the last five days of that observation.
	Wind Direction (WDIR):	SSW ( 210 deg true )
	Wind Speed (WSPD):	4.1 kts
	Wind Gust (GST):	5.1 kts
	Wind Speed at 10 meters (WSPD10M):	3.9 kts
	Wind Speed at 20 meters (WSPD20M):	3.9 kts
	Combined plot of Wind Speed, Gust, and Air Pressure

Previous observations

MM	DD	TIME (CDT)	WDIR	WSPD kts	GST kts	WVHT ft	DPD sec	APD sec	MWD	PRES in	PTDY in	ATMP °F	WTMP °F	DEWP °F	SAL psu	VIS nmi	TIDE ft
04	18	2:00 am	SSW	1.9	2.9	-	-	-	-	-	-	-	-	-	-	-	-
04	18	1:50 am	SSW	2.9	-	-	-	-	-	-	-	-	-	-	-	-	-
04	18	1:00 am	SSW	2.9	5.1	-	-	-	-	-	-	-	-	-	-	-	-
04	18	12:50 am	SSW	4.1	5.1	-	-	-	-	-	-	-	-	-	-	-	-
04	18	12:00 am	SSW	2.9	5.1	-	-	-	-	-	-	-	-	-	-	-	-
04	17	11:50 pm	SSW	2.9	4.1	-	-	-	-	-	-	-	-	-	-	-	-
04	17	11:00 pm	S	2.9	4.1	-	-	-	-	-	-	-	-	-	-	-	-
04	17	10:50 pm	S	2.9	2.9	-	-	-	-	-	-	-	-	-	-	-	-
04	17	10:00 pm	S	2.9	4.1	-	-	-	-	-	-	-	-	-	-	-	-
04	17	9:50 pm	S	1.9	2.9	-	-	-	-	-	-	-	-	-	-	-	-
04	17	9:00 pm	-	0.0	1.0	-	-	-	-	-	-	-	-	-	-	-	-
04	17	8:50 pm	S	1.0	1.0	-	-	-	-	-	-	-	-	-	-	-	-
04	17	8:00 pm	-	0.0	1.9	-	-	-	-	-	-	-	-	-	-	-	-
04	17	7:50 pm	ESE	1.0	2.9	-	-	-	-	-	-	-	-	-	-	-	-
04	17	6:00 pm	N	2.9	2.9	-	-	-	-	-	-	-	-	-	-	-	-
04	17	5:50 pm	N	1.9	4.1	-	-	-	-	-	-	-	-	-	-	-	-
04	17	5:00 pm	N	2.9	4.1	-	-	-	-	-	-	-	-	-	-	-	-
04	17	4:50 pm	NNE	2.9	4.1	-	-	-	-	-	-	-	-	-	-	-	-
04	17	4:00 pm	N	2.9	4.1	-	-	-	-	-	-	-	-	-	-	-	-
04	17	3:50 pm	N	2.9	-	-	-	-	-	-	-	-	-	-	-	-	-
04	17	3:00 pm	N	2.9	5.1	-	-	-	-	-	-	-	-	-	-	-	-
04	17	2:00 pm	NNE	5.1	7.0	-	-	-	-	-	-	-	-	-	-	-	-
04	17	1:50 pm	NNE	5.1	8.0	-	-	-	-	-	-	-	-	-	-	-	-
04	17	1:00 pm	N	6.0	8.0	-	-	-	-	-	-	-	-	-	-	-	-
04	17	12:50 pm	N	6.0	8.0	-	-	-	-	-	-	-	-	-	-	-	-
04	17	12:00 pm	NNW	5.1	7.0	-	-	-	-	-	-	-	-	-	-	-	-
04	17	11:00 am	NNW	6.0	8.9	-	-	-	-	-	-	-	-	-	-	-	-
04	17	10:50 am	NNW	6.0	-	-	-	-	-	-	-	-	-	-	-	-	-
04	17	10:00 am	NW	7.0	8.0	-	-	-	-	-	-	-	-	-	-	-	-
04	17	9:50 am	NW	8.0	8.9	-	-	-	-	-	-	-	-	-	-	-	-
04	17	9:00 am	NW	4.1	7.0	-	-	-	-	-	-	-	-	-	-	-	-
04	17	8:50 am	WNW	4.1	7.0	-	-	-	-	-	-	-	-	-	-	-	-
04	17	8:00 am	WSW	1.9	4.1	-	-	-	-	-	-	-	-	-	-	-	-
04	17	7:50 am	SW	2.9	4.1	-	-	-	-	-	-	-	-	-	-	-	-
04	17	7:00 am	SSW	1.9	2.9	-	-	-	-	-	-	-	-	-	-	-	-
04	17	6:50 am	SSW	2.9	4.1	-	-	-	-	-	-	-	-	-	-	-	-
04	17	6:00 am	S	2.9	4.1	-	-	-	-	-	-	-	-	-	-	-	-
04	17	5:50 am	S	1.9	4.1	-	-	-	-	-	-	-	-	-	-	-	-
04	17	5:00 am	S	2.9	4.1	-	-	-	-	-	-	-	-	-	-	-	-
04	17	4:50 am	SSW	2.9	-	-	-	-	-	-	-	-	-	-	-	-	-
04	17	4:00 am	S	1.9	2.9	-	-	-	-	-	-	-	-	-	-	-	-
04	17	3:50 am	S	1.9	2.9	-	-	-	-	-	-	-	-	-	-	-	-

Description of Measurements

Links which are specific to this station are listed below:

Real Time Data in tabular form for the last forty-five days.

Historical Data & Climatic Summaries for quality controlled data for the current month, previous months, and previous years.