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Station SBLM4 - Saginaw Bay Light #1, MI Image indicating link to RSS feed of recent meteorological observations for station SBLM4

Owned and maintained by NWS WFO Detroit/Pontiac, MI (DTX)
GLOS Weather Station
43.810 N 83.720 W (43°48'36" N 83°43'12" W)

Site elevation: 180 m above mean sea level
Air temp height: 10.3 m above site elevation
Anemometer height: 13 m above site elevation
Barometer elevation: 188.1 m above mean sea level

Latest NWS Marine Forecast

Search And Rescue (SAR) Data

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station SBLM4

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yellow diamond Stations with recent data
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Station SBLM4

Conditions at SBLM4 as of
(8:00 am EDT)
1200 GMT on 07/20/2026:
     

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): SW ( 220 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 14.0 kts
5-day plot - Wind Gust Wind Gust (GST): 15.9 kts
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 13.6 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 13.6 kts
5-day plot - Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
Previous observations
TIME
(EDT)		 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
2026-07-20 07:50 amSSW 13.0 15.0------------
2026-07-20 07:40 amSSW 13.0 15.9------------
2026-07-20 07:30 am SW 13.0 15.9------------
2026-07-20 07:20 am SW 15.0 15.9------------
2026-07-20 07:10 am SW 14.0 15.9------------
2026-07-20 07:00 am SW 14.0 15.9------------
2026-07-20 06:50 am SW 14.0 15.9------------
2026-07-20 06:40 amWSW 13.0 15.0------------
2026-07-20 06:30 amWSW 13.0 15.0------------
2026-07-20 06:20 am SW 14.0 17.1------------
2026-07-20 06:10 amWSW 14.0 17.1------------
2026-07-20 06:00 amWSW 12.0 15.0------------
2026-07-20 05:50 amWSW 13.0 15.0------------
2026-07-20 05:40 amWSW 11.1 13.0------------
2026-07-20 05:30 amWSW 11.1 13.0------------
2026-07-20 05:20 amWSW 12.0 13.0------------
2026-07-20 05:10 amWSW 12.0 15.0------------
2026-07-20 05:00 amWSW 12.0 15.0------------
2026-07-20 04:50 amWSW 13.0 15.0------------
2026-07-20 04:40 amWSW 13.0 14.0------------
2026-07-20 04:30 amWSW 12.0 15.0------------
2026-07-20 04:20 am SW 13.0 15.0------------
2026-07-20 04:10 am SW 13.0 15.0------------
2026-07-20 04:00 amWSW 13.0 14.0------------
2026-07-20 03:50 amWSW 14.0 15.0------------
2026-07-20 03:40 am SW 11.1 12.0------------
2026-07-20 03:30 am SW 8.9 12.0------------
2026-07-20 03:20 am SW 11.1 11.1------------
2026-07-20 03:10 am SW 8.9 11.1------------
2026-07-20 03:00 am SW 8.9 12.0------------
2026-07-20 02:50 amSSW 9.9 13.0------------
2026-07-20 02:40 amSSW 9.9 12.0------------
2026-07-20 02:30 amSSW 12.0 13.0------------
2026-07-20 02:20 amSSW 11.1 12.0------------
2026-07-20 02:10 amSSW 11.1 12.0------------
2026-07-20 02:00 amSSW 9.9 11.1------------
2026-07-20 01:50 amSSW 8.9 11.1------------
2026-07-20 01:40 amSSW 9.9 11.1------------
2026-07-20 01:30 amSSW 9.9 11.1------------
2026-07-20 01:20 amSSW 8.9 11.1------------
2026-07-20 01:10 amSSW 11.1 12.0------------
2026-07-20 01:00 am SW 11.1 12.0------------
2026-07-20 12:50 amSSW 8.9 11.1------------
2026-07-20 12:40 amSSW 8.9 9.9------------
2026-07-20 12:30 am SW 8.0 11.1------------
2026-07-20 12:20 amSSW 8.9 11.1------------
2026-07-20 12:10 amSSW 8.0 11.1------------
2026-07-20 12:00 amSSW 9.9 13.0------------
2026-07-19 11:50 pmSSW 8.9 11.1------------
2026-07-19 11:40 pmSSW 8.0 9.9------------
2026-07-19 11:30 pm S 7.0 8.0------------
2026-07-19 11:20 pmSSW 7.0 8.0------------
2026-07-19 11:10 pm S 5.1 6.0------------
2026-07-19 11:00 pm- 0.0 1.9------------
2026-07-19 10:50 pm- 0.0 1.9------------
2026-07-19 10:40 pm- 0.0 0.0------------
2026-07-19 10:30 pm- 0.0 1.0------------
2026-07-19 10:20 pm- 0.0 1.9------------
2026-07-19 10:10 pm E 1.9 2.9------------
2026-07-19 10:00 pm SE 1.9 2.9------------
2026-07-19 09:50 pm NE 1.0 2.9------------
2026-07-19 09:40 pmENE 2.9 4.1------------
2026-07-19 09:30 pm- 0.0 1.9------------
2026-07-19 09:20 pmSSE 1.9 4.1------------
2026-07-19 09:10 pmSSE 2.9 5.1------------
2026-07-19 09:00 pmSSE 4.1 5.1------------
2026-07-19 08:50 pmSSE 4.1 5.1------------
2026-07-19 08:40 pmSSE 2.9 5.1------------
2026-07-19 08:30 pm S 4.1 5.1------------
2026-07-19 08:20 pmSSE 4.1 6.0------------
2026-07-19 08:10 pm SE 4.1 6.0------------
2026-07-19 08:00 pm SE 5.1 6.0------------
2026-07-19 07:50 pm SE 5.1 7.0------------
2026-07-19 07:40 pm SE 5.1 7.0------------
2026-07-19 07:30 pm SE 6.0 7.0------------
2026-07-19 07:20 pmESE 5.1 7.0------------
2026-07-19 07:10 pm SE 6.0 7.0------------
2026-07-19 07:00 pm SE 6.0 7.0------------
2026-07-19 06:50 pm SE 6.0 7.0------------
2026-07-19 06:40 pm SE 5.1 6.0------------
2026-07-19 06:30 pmSSE 4.1 6.0------------
2026-07-19 06:20 pmSSE 4.1 5.1------------
2026-07-19 06:10 pm SE 2.9 6.0------------
2026-07-19 06:00 pmSSE 4.1 7.0------------
2026-07-19 05:50 pm S 5.1 6.0------------
2026-07-19 05:40 pmSSE 4.1 5.1------------
2026-07-19 05:30 pmSSE 4.1 6.0------------
2026-07-19 05:20 pmSSE 4.1 6.0------------
2026-07-19 05:10 pm S 4.1 6.0------------
2026-07-19 05:00 pm S 4.1 6.0------------
2026-07-19 04:50 pm SE 4.1 7.0------------
2026-07-19 04:40 pmSSE 5.1 7.0------------
2026-07-19 04:30 pmESE 5.1 7.0------------
2026-07-19 04:20 pmESE 5.1 7.0------------
2026-07-19 04:10 pm SE 4.1 7.0------------
2026-07-19 04:00 pmESE 2.9 8.0------------
2026-07-19 03:50 pm SE 5.1 7.0------------
2026-07-19 03:40 pmESE 4.1 6.0------------
2026-07-19 03:30 pm SE 4.1 6.0------------
2026-07-19 03:20 pm SE 5.1 7.0------------
2026-07-19 03:10 pm E 4.1 7.0------------
2026-07-19 03:00 pmESE 5.1 6.0------------
2026-07-19 02:50 pmESE 5.1 7.0------------
2026-07-19 02:40 pm SE 4.1 7.0------------
2026-07-19 02:30 pmESE 5.1 7.0------------
2026-07-19 02:20 pm E 5.1 7.0------------
2026-07-19 02:10 pmENE 5.1 8.9------------
2026-07-19 02:00 pm E 5.1 6.0------------
2026-07-19 01:50 pmENE 2.9 6.0------------
2026-07-19 01:40 pm NE 5.1 8.0------------
2026-07-19 01:30 pmENE 7.0 8.9------------
2026-07-19 01:20 pm NE 7.0 8.0------------
2026-07-19 01:10 pm NE 7.0 9.9------------
2026-07-19 01:00 pmNNE 8.0 11.1------------
2026-07-19 12:50 pm NE 8.0 11.1------------
2026-07-19 12:40 pm NE 8.0 9.9------------
2026-07-19 12:30 pmNNE 8.0 9.9------------
2026-07-19 12:20 pm NE 8.9 12.0------------
2026-07-19 12:10 pm N 6.0 11.1------------
2026-07-19 12:00 pm N 8.0 9.9------------
2026-07-19 11:50 amNNE 8.0 11.1------------
2026-07-19 11:40 am N 8.0 9.9------------
2026-07-19 11:30 am N 8.0 9.9------------
2026-07-19 11:20 am N 8.0 9.9------------
2026-07-19 11:10 amNNW 5.1 7.0------------
2026-07-19 11:00 amNNW 7.0 8.0------------
2026-07-19 10:50 am N 7.0 8.9------------
2026-07-19 10:40 am N 7.0 8.9------------
2026-07-19 10:30 am N 8.9 11.1------------
2026-07-19 10:20 amNNE 9.9 14.0------------
2026-07-19 10:10 am N 11.1 14.0------------
2026-07-19 10:00 am N 12.0 14.0------------
2026-07-19 09:50 am N 12.0 15.9------------
2026-07-19 09:40 am N 11.1 13.0------------
2026-07-19 09:30 amNNE 8.0 9.9------------
2026-07-19 09:20 amNNE 7.0 9.9------------
2026-07-19 09:10 amNNE 6.0 9.9------------
2026-07-19 09:00 am NE 8.0 11.1------------
2026-07-19 08:50 amNNE 8.9 13.0------------
2026-07-19 08:40 amNNE 9.9 13.0------------
2026-07-19 08:30 am N 11.1 14.0------------
2026-07-19 08:20 am N 11.1 14.0------------
2026-07-19 08:10 am N 12.0 15.0------------
2026-07-19 08:00 am N 12.0 15.0------------
2026-07-19 07:50 am N 12.0 14.0------------