Station List

Station OTNM4 - Ontonagon, MI Image indicating link to RSS feed of recent meteorological observations for station OTNM4

Owned and maintained by NWS WFO Marquette, MI (MQT)
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 Image indicating link to RSS feed of recent meteorological observations near station OTNM4

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Station OTNM4

Conditions at OTNM4 as of
(5:50 am CDT)
1050 GMT on 08/11/2026:
     

Click on the graph icon in the table below to see a time series plot of the last five days of that observation.

5-day plot - Wind Direction Wind Direction (WDIR):SSW ( 210 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 2.9 kts
5-day plot - Wind Gust Wind Gust (GST): 4.1 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):29.92 in
5-day plot - Air Temperature Air Temperature (ATMP): 61.2 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 3.9 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 3.9 kts
5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Previous observations
TIME
(CDT)		 5-day plot - Wind Direction
WDIR
 		 5-day plot - Wind Speed
WSPD
kts		 5-day plot - Wind Gust
GST
kts		 5-day plot - Wave Height
WVHT
ft		 5-day plot - Dominant Wave Period
DPD
sec		 5-day plot - Average Wave Period
APD
sec		 5-day plot - Mean Wave Direction
MWD
 		 5-day plot - Atmospheric Pressure
PRES
in		 5-day plot - Pressure Tendency
PTDY
in		 5-day plot - Air Temperature
ATMP
°F		 5-day plot - Water Temperature
WTMP
°F		 5-day plot - Dew Point
DEWP
°F		 5-day plot - Salinity
SAL
psu		 5-day plot - Visibility
VIS
nmi		 5-day plot - Tide (above MLLW)
TIDE
ft
2026-08-11 05:40 am S 1.9 4.1----29.92- 61.3-----
2026-08-11 05:30 amSSW 1.9 2.9----29.92- 62.1-----
2026-08-11 05:20 am S 1.9 4.1----29.91- 62.4-----
2026-08-11 05:10 amSSW 4.1 5.1----29.91- 62.4-----
2026-08-11 05:00 amSSW 4.1 5.1----29.91-0.03 62.4-----
2026-08-11 04:50 am SW 2.9 4.1----29.92- 62.8-----
2026-08-11 04:40 amSSW 2.9 5.1----29.92- 63.0-----
2026-08-11 04:30 am SW 2.9 4.1----29.92- 63.5-----
2026-08-11 04:20 am SW 2.9 5.1----29.92- 64.2-----
2026-08-11 04:10 amSSW 2.9 5.1----29.92- 64.6-----
2026-08-11 04:00 amSSW 2.9 6.0----29.93-0.01 64.2-----
2026-08-11 03:50 am SW 4.1 6.0----29.94- 64.4-----
2026-08-11 03:40 amSSW 2.9 4.1----29.93- 64.8-----
2026-08-11 03:30 amSSW 1.9 4.1----29.94- 64.6-----
2026-08-11 03:20 am SW 2.9 6.0----29.95- 64.6-----
2026-08-11 03:10 amSSW 1.9 5.1----29.95- 64.6-----
2026-08-11 03:00 am SW 2.9 5.1----29.94+0.01 64.0-----
2026-08-11 02:50 am SW 1.9 5.1----29.94- 64.6-----
2026-08-11 02:40 amSSW 2.9 5.1----29.93- 64.6-----
2026-08-11 02:30 amSSW 2.9 5.1----29.94- 63.9-----
2026-08-11 02:20 amSSW 1.9 5.1----29.94- 64.4-----
2026-08-11 02:10 am SW 1.9 2.9----29.94- 65.1-----
2026-08-11 02:00 amSSW 2.9 5.1----29.94+0.01 65.5-----
2026-08-11 01:50 am SW 1.9 2.9----29.94- 65.5-----
2026-08-11 01:40 am SW 1.9 5.1----29.94- 65.5-----
2026-08-11 01:30 am SW 4.1 6.0----29.95- 65.3-----
2026-08-11 01:20 am SW 2.9 6.0----29.94- 65.1-----
2026-08-11 01:10 am SW 2.9 6.0----29.94- 65.1-----
2026-08-11 01:00 am SW 2.9 5.1----29.94+0.00 64.9-----
2026-08-11 12:50 am SW 2.9 5.1----29.94- 65.1-----
2026-08-11 12:40 amSSW 2.9 6.0----29.93- 65.1-----
2026-08-11 12:30 amSSW 4.1 6.0----29.93- 65.1-----
2026-08-11 12:20 amSSW 4.1 6.0----29.93- 65.5-----
2026-08-11 12:10 amSSW 4.1 6.0----29.93- 65.7-----
2026-08-11 12:00 am SW 1.9 4.1----29.93+0.00 66.0-----
2026-08-10 11:50 pm SW------29.93- 66.0-----
2026-08-10 11:40 pm SW 4.1 6.0----29.94- 65.5-----
2026-08-10 11:30 pmSSW 1.9 2.9----29.94- 65.1-----
2026-08-10 11:20 pmSSW 2.9 5.1----29.94- 65.5-----
2026-08-10 11:10 pmSSW 1.9 4.1----29.93- 65.1-----
2026-08-10 11:00 pm SW 2.9 5.1----29.93+0.01 65.1-----
2026-08-10 10:50 pm S 1.9 4.1----29.93- 65.3-----
2026-08-10 10:40 pmSSW 2.9 4.1----29.93- 65.1-----
2026-08-10 10:30 pm S------29.93- 65.7-----
2026-08-10 10:20 pm S 1.9 4.1----29.94- 66.2-----
2026-08-10 10:10 pm S 2.9 6.0----29.94- 66.7-----
2026-08-10 10:00 pmSSW 4.1 5.1----29.94+0.02 66.7-----
2026-08-10 09:50 pm SW 2.9 5.1----29.94- 67.1-----
2026-08-10 09:40 pm SW 4.1 5.1----29.93- 67.6-----
2026-08-10 09:30 pmSSW 4.1 6.0----29.93- 68.0-----
2026-08-10 09:20 pm SW------29.93- 68.7-----
2026-08-10 09:10 pm SW 4.1 5.1----29.93- 68.4-----
2026-08-10 09:00 pm SW 2.9 4.1----29.93+0.01 68.0-----
2026-08-10 08:50 pmSSW 2.9 4.1----29.92- 67.8-----
2026-08-10 08:40 pmSSW 2.9 2.9----29.92- 67.5-----
2026-08-10 08:30 pmSSW 1.0 1.9----29.93- 68.7-----
2026-08-10 08:20 pm- 0.0 1.9----29.92- 69.3-----
2026-08-10 08:10 pmSSE 1.9 1.9----29.92- 69.6-----
2026-08-10 08:00 pmSSW 1.0 1.9----29.92+0.01 71.6-----
2026-08-10 07:50 pmWSW 1.9 4.1----29.92- 72.7-----
2026-08-10 07:40 pm W 1.9 4.1----29.92- 73.4-----
2026-08-10 07:30 pm W 2.9 5.1----29.92- 74.3-----
2026-08-10 07:20 pmWNW 1.9 5.1----29.92- 74.3-----
2026-08-10 07:10 pm W 4.1 5.1----29.92-------
2026-08-10 07:00 pmWNW 2.9 5.1----29.92+0.00 74.5-----
2026-08-10 06:50 pmWNW 2.9 6.0----29.92- 74.8-----
2026-08-10 06:40 pm W 4.1 7.0----29.92- 75.2-----
2026-08-10 06:30 pm W 4.1 7.0----29.92- 75.4-----
2026-08-10 06:20 pm W 5.1 7.0----29.92- 75.7-----
2026-08-10 06:10 pm W 5.1-----29.92- 75.2-----
2026-08-10 06:00 pmWNW 4.1 8.0----29.92-0.01 75.7-----
2026-08-10 05:50 pmWNW 2.9 7.0----29.91- 75.6-----
2026-08-10 05:40 pmWNW 5.1 8.0----29.91- 75.7-----
2026-08-10 05:30 pmWNW 2.9 7.0----29.91- 75.9-----
2026-08-10 05:20 pm W 4.1 6.0----29.91- 75.9-----
2026-08-10 05:10 pm W 5.1 7.0----29.91- 75.4-----
2026-08-10 05:00 pm NW 4.1 6.0----29.91-0.02 75.4-----
2026-08-10 04:50 pm NW 5.1 7.0----29.91- 75.7-----
2026-08-10 04:40 pmWNW 5.1 7.0----29.91- 76.3-----
2026-08-10 04:30 pm NW 5.1 7.0----29.91- 74.7-----
2026-08-10 04:20 pmNNW 4.1 8.0----29.91- 74.3-----
2026-08-10 04:10 pm NW 7.0 8.9----29.91- 75.2-----
2026-08-10 04:00 pm NW 6.0 7.0----29.92-0.01 76.5-----
2026-08-10 03:50 pmNNW 5.1 8.0----29.92- 75.4-----
2026-08-10 03:40 pmNNW 5.1 8.0----29.92- 75.0-----
2026-08-10 03:30 pm NW 6.0 8.0----29.92- 74.5-----
2026-08-10 03:20 pm NW 5.1-----29.92- 74.5-----
2026-08-10 03:10 pm NW 7.0 9.9----29.93- 73.6-----
2026-08-10 03:00 pm NW 7.0 8.9----29.93-0.01 73.4-----
2026-08-10 02:50 pm NW 6.0 8.9----29.93- 73.6-----
2026-08-10 02:40 pmNNW 5.1 8.9----29.93- 73.9-----
2026-08-10 02:30 pmNNW 6.0 8.9----29.93- 73.2-----
2026-08-10 02:20 pmNNW 4.1 8.0----29.93- 73.6-----
2026-08-10 02:10 pmNNW 2.9 6.0----29.93- 74.5-----
2026-08-10 02:00 pm N 2.9 7.0----29.93-0.02 70.5-----
2026-08-10 01:50 pm N------29.93- 73.0-----
2026-08-10 01:40 pm N 5.1 7.0----29.93- 70.2-----
2026-08-10 01:30 pmNNW 2.9 7.0----29.93- 73.8-----
2026-08-10 01:20 pmNNW 5.1 7.0----29.93- 70.2-----
2026-08-10 01:10 pmWNW 5.1 8.0----29.93- 72.0-----
2026-08-10 01:00 pmNNW 5.1 8.0----29.93-0.01 71.8-----
2026-08-10 12:50 pmNNW 5.1 8.0----29.93- 72.5-----
2026-08-10 12:40 pmWNW 5.1 7.0----29.94- 71.4-----
2026-08-10 12:30 pm NW 4.1 8.0----29.94- 69.4-----
2026-08-10 12:20 pm NW 5.1 9.9----29.94- 72.5-----
2026-08-10 12:10 pmNNW 5.1 8.9----29.94- 72.7-----
2026-08-10 12:00 pmNNW 6.0 9.9----29.94+0.00 72.0-----
2026-08-10 11:50 am NW 6.0 8.9----29.95- 72.1-----
2026-08-10 11:40 amNNW 7.0 11.1----29.95- 72.1-----
2026-08-10 11:30 am NW 5.1 8.0----29.95- 71.6-----
2026-08-10 11:20 am NW 5.1 8.0----29.95- 71.4-----
2026-08-10 11:10 am NW 7.0 9.9----29.95- 71.1-----
2026-08-10 11:00 am NW 6.0 9.9----29.95+0.02 71.4-----
2026-08-10 10:50 am NW 7.0 9.9----29.95- 71.4-----
2026-08-10 10:40 am NW 6.0 8.9----29.95- 71.4-----
2026-08-10 10:30 am NW 8.0 9.9----29.95- 70.5-----
2026-08-10 10:20 am NW 7.0 8.9----29.95- 70.9-----
2026-08-10 10:10 amWNW 6.0 9.9----29.94- 70.5-----
2026-08-10 10:00 am NW 6.0 8.9----29.94+0.02 71.2-----
2026-08-10 09:50 am W 5.1 8.0----29.94- 70.2-----
2026-08-10 09:40 amWNW 4.1 8.0----29.95- 70.5-----
2026-08-10 09:30 amWNW 5.1 7.0----29.95- 70.0-----
2026-08-10 09:20 amWNW 6.0 7.0----29.94- 70.7-----
2026-08-10 09:10 am W 1.9 5.1----29.94- 70.5-----
2026-08-10 09:00 am S 2.9 4.1----29.94+0.03 69.1-----
2026-08-10 08:50 amSSW 1.0 4.1----29.94- 68.0-----
2026-08-10 08:40 am SW 1.9 4.1----29.94- 67.1-----
2026-08-10 08:30 am SW 1.9 5.1----29.93- 65.7-----
2026-08-10 08:20 amSSW 2.9 5.1----29.93- 64.4-----
2026-08-10 08:10 am SW 2.9 5.1----29.93- 63.7-----
2026-08-10 08:00 amSSW 4.1 4.1----29.93+0.03 62.6-----
2026-08-10 07:50 am SW 2.9 5.1----29.92- 62.2-----
2026-08-10 07:40 am SW 4.1 5.1----29.92- 61.0-----
2026-08-10 07:30 am SW 2.9 6.0----29.92- 60.3-----
2026-08-10 07:20 amSSW 4.1 5.1----29.92- 59.2-----
2026-08-10 07:10 amSSW 2.9 5.1----29.92- 58.3-----
2026-08-10 07:00 am SW 4.1 5.1----29.92+0.02 57.9-----
2026-08-10 06:50 amSSW 2.9 6.0----29.91- 57.4-----
2026-08-10 06:40 amSSW------29.92- 56.8-----
2026-08-10 06:30 amSSW------29.91- 56.7-----
2026-08-10 06:20 amSSW 2.9 4.1----29.91- 56.8-----
2026-08-10 06:10 amSSW 2.9 5.1----29.91- 56.8-----
2026-08-10 06:00 amSSW 2.9 5.1----29.91+0.00 56.5-----
2026-08-10 05:50 amSSW 4.1 6.0----29.91- 56.1-----