NDBC has recently revised the NDBC Handbook of Automated Data Quality Control Checks and Procedures. The new document can be found on our Publications page.

Station BSBM4 - Big Sable Point, MI Image indicating link to RSS feed of recent meteorological observations for station BSBM4


Conditions at BSBM4 as of
(10:40 am EDT)
1440 GMT on 04/25/2025:
     

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): N ( 350 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 11.1 kts
5-day plot - Wind Gust Wind Gust (GST): 15.0 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):30.06 in
5-day plot - Air Temperature Air Temperature (ATMP): 43.2 °F
5-day plot - Wind Chill Wind Chill (CHILL): 36.5 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 11.7 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 11.7 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
2025-04-25 10:30 am N 8.0 12.0----30.06- 44.2-----
2025-04-25 10:20 amNNE 8.0 11.1----30.06- 43.5-----
2025-04-25 10:10 am N 8.0 11.1----30.06- 43.5-----
2025-04-25 10:00 am N 7.0 12.0----30.07-0.02 44.1-----
2025-04-25 09:50 am N 8.9 11.1----30.06- 43.7-----
2025-04-25 09:40 am N 8.9 11.1----30.07- 45.1-----
2025-04-25 09:30 am N 8.9 9.9----30.07- 46.9-----
2025-04-25 09:20 amNNE 7.0 9.9----30.06- 45.9-----
2025-04-25 09:10 am N 7.0 8.9----30.07- 45.7-----
2025-04-25 09:00 amNNE 8.0 9.9----30.07-0.02 44.6-----
2025-04-25 08:50 amNNE 8.0 12.0----30.08- 44.1-----
2025-04-25 08:40 amNNE 8.9 11.1----30.08- 44.1-----
2025-04-25 08:30 amNNE 7.0 11.1----30.08- 43.7-----
2025-04-25 08:20 amNNE 9.9 12.0----30.08- 43.2-----
2025-04-25 08:10 amNNE 8.0 11.1----30.08- 43.7-----
2025-04-25 08:00 amNNE 11.1 13.0----30.08-0.02 43.7-----
2025-04-25 07:50 am N 8.0 11.1----30.09- 45.0-----
2025-04-25 07:40 am NE 8.0 8.9----30.08- 44.2-----
2025-04-25 07:30 amNNE 8.0 11.1----30.08- 43.9-----
2025-04-25 07:20 amNNE 9.9 12.0----30.08- 43.7-----
2025-04-25 07:10 amNNE 8.0 11.1----30.09- 44.1-----
2025-04-25 07:00 amNNE 8.9 12.0----30.09-0.02 44.2-----
2025-04-25 06:50 amNNE 8.0 12.0----30.09- 44.6-----
2025-04-25 06:40 amNNE 8.9 13.0----30.09- 44.2-----
2025-04-25 06:30 amNNE 9.9 13.0----30.09- 43.9-----
2025-04-25 06:20 amNNE 9.9 13.0----30.09- 43.7-----
2025-04-25 06:10 amNNE 8.9 12.0----30.09- 43.9-----
2025-04-25 06:00 amNNE 9.9 13.0----30.09-0.03 43.9-----
2025-04-25 05:50 amNNE 11.1 13.0----30.09- 43.7-----
2025-04-25 05:40 amNNE 9.9 14.0----30.09- 43.7-----
2025-04-25 05:30 amNNE 9.9 13.0----30.10- 43.7-----
2025-04-25 05:20 amNNE 11.1 14.0----30.10- 43.3-----
2025-04-25 05:10 amNNE 12.0 15.9----30.10- 43.2-----
2025-04-25 05:00 amNNE 8.9 14.0----30.10-0.03 43.2-----
2025-04-25 04:50 amNNE 8.9 13.0----30.11- 43.3-----
2025-04-25 04:40 amNNE 11.1 15.0----30.11- 43.0-----
2025-04-25 04:30 amNNE 12.0 15.0----30.11- 42.3-----
2025-04-25 04:20 amNNE 11.1 15.0----30.11- 42.1-----
2025-04-25 04:10 amNNE 9.9 14.0----30.11- 42.8-----
2025-04-25 04:00 amNNE 8.0 13.0----30.11-0.03 43.9-----
2025-04-25 03:50 amNNE 9.9 13.0----30.11- 44.2-----
2025-04-25 03:40 amNNE 9.9 12.0----30.11- 44.6-----
2025-04-25 03:30 amNNE 9.9 13.0----30.11- 44.4-----
2025-04-25 03:20 amNNE 9.9 14.0----30.12- 44.1-----
2025-04-25 03:10 amNNE 11.1 15.0----30.12- 44.1-----
2025-04-25 03:00 amNNE 11.1 14.0----30.12-0.03 44.2-----
2025-04-25 02:50 amNNE 12.0 14.0----30.12- 43.7-----
2025-04-25 02:40 am N 9.9 15.0----30.12- 44.8-----
2025-04-25 02:30 amNNE 8.9 12.0----30.12- 45.0-----
2025-04-25 02:20 amNNE 8.0 14.0----30.12- 44.8-----
2025-04-25 02:10 amNNE 9.9 13.0----30.12- 44.6-----
2025-04-25 02:00 amNNE 9.9 14.0----30.13-0.03 44.6-----
2025-04-25 01:50 amNNE 8.9 12.0----30.13- 44.8-----
2025-04-25 01:40 amNNE 8.0 12.0----30.13- 45.9-----
2025-04-25 01:30 amNNE 8.9 12.0----30.14- 46.2-----
2025-04-25 01:20 amNNE 8.9 11.1----30.14- 46.0-----
2025-04-25 01:10 amNNE 8.9 12.0----30.14- 46.0-----
2025-04-25 01:00 amNNE 8.9 12.0----30.14-0.02 45.3-----
2025-04-25 12:50 amNNE 8.0 12.0----30.14- 46.0-----
2025-04-25 12:40 amNNE 8.0 11.1----30.14- 47.7-----
2025-04-25 12:30 amNNE 8.9 12.0----30.14- 48.0-----
2025-04-25 12:20 amNNE 8.0 8.9----30.14- 48.6-----
2025-04-25 12:10 am NE 8.0 11.1----30.14- 48.9-----
2025-04-25 12:00 am NE 9.9 12.0----30.15+0.00 49.3-----
2025-04-24 11:50 pmNNE 8.9 12.0----30.15- 50.2-----
2025-04-24 11:40 pmNNE 8.0 11.1----30.15- 50.7-----
2025-04-24 11:30 pmNNE 9.9 12.0----30.15- 50.9-----
2025-04-24 11:20 pm NE 9.9 13.0----30.16- 51.3-----
2025-04-24 11:10 pm NE 8.9 13.0----30.15- 51.4-----
2025-04-24 11:00 pmENE 8.9 15.0----30.16+0.01 51.6-----
2025-04-24 10:50 pmENE 11.1 15.0----30.16- 51.6-----
2025-04-24 10:40 pm NE 8.0 9.9----30.16- 50.7-----
2025-04-24 10:30 pm NE 8.9 11.1----30.16- 50.5-----
2025-04-24 10:20 pm NE 8.9 12.0----30.16- 49.8-----
2025-04-24 10:10 pmNNE 8.9 11.1----30.16- 48.7-----
2025-04-24 10:00 pmNNE 8.0 12.0----30.16-0.01 47.8-----
2025-04-24 09:50 pmNNE 8.0 9.9----30.16- 46.8-----
2025-04-24 09:40 pmNNE 8.9 12.0----30.16- 46.2-----
2025-04-24 09:30 pmNNE 9.9 13.0----30.16- 46.0-----
2025-04-24 09:20 pmNNE 12.0 15.0----30.16- 46.4-----
2025-04-24 09:10 pmNNE 15.0 17.1----30.16- 46.6-----
2025-04-24 09:00 pmNNE 13.0 18.1----30.15-0.03 47.1-----
2025-04-24 08:50 pmNNE 14.0 17.1----30.15- 46.4-----
2025-04-24 08:40 pmNNE 14.0 18.1----30.15- 46.2-----
2025-04-24 08:30 pmNNE 14.0 18.1----30.16- 46.4-----
2025-04-24 08:20 pmNNE 15.0 17.1----30.15- 46.8-----
2025-04-24 08:10 pmNNE 14.0 18.1----30.15- 46.4-----
2025-04-24 08:00 pmNNE 12.0 17.1----30.15-0.04 45.9-----
2025-04-24 07:50 pmNNE 12.0 15.9----30.16- 45.7-----
2025-04-24 07:40 pmNNE 12.0 19.0----30.16- 45.7-----
2025-04-24 07:30 pmNNE 12.0 15.9----30.16- 45.9-----
2025-04-24 07:20 pm N 13.0 18.1----30.16- 46.0-----
2025-04-24 07:10 pmNNE 12.0 18.1----30.16- 46.2-----
2025-04-24 07:00 pmNNE 13.0 19.0----30.17-0.03 46.6-----
2025-04-24 06:50 pmNNE 14.0 20.0----30.17- 46.6-----
2025-04-24 06:40 pmNNE 13.0 19.0----30.17- 46.0-----
2025-04-24 06:30 pmNNE 13.0 19.0----30.18- 46.0-----
2025-04-24 06:20 pmNNE 13.0 19.0----30.18- 45.7-----
2025-04-24 06:10 pmNNE 14.0 18.1----30.18- 46.2-----
2025-04-24 06:00 pmNNE 13.0 19.0----30.18-0.04 46.0-----
2025-04-24 05:50 pmNNE 14.0 18.1----30.18- 46.4-----
2025-04-24 05:40 pmNNE 15.0 21.0----30.18- 45.9-----
2025-04-24 05:30 pm N 14.0 20.0----30.18- 45.7-----
2025-04-24 05:20 pm N 15.0 19.0----30.18- 45.5-----
2025-04-24 05:10 pm N 15.9 19.0----30.18- 45.3-----
2025-04-24 05:00 pm N 15.9 20.0----30.19-0.02 45.7-----
2025-04-24 04:50 pm N 15.0 20.0----30.19- 45.1-----
2025-04-24 04:40 pm N 15.0 20.0----30.19- 45.1-----
2025-04-24 04:30 pm N 14.0 17.1----30.20- 45.3-----
2025-04-24 04:20 pm N 14.0 18.1----30.20- 45.1-----
2025-04-24 04:10 pm N 13.0 19.0----30.20- 46.0-----
2025-04-24 04:00 pmNNE 14.0 20.0----30.20-0.01 47.1-----
2025-04-24 03:50 pmNNE 14.0 18.1----30.20- 46.9-----
2025-04-24 03:40 pm N 14.0 18.1----30.21- 45.9-----
2025-04-24 03:30 pm N 13.0 20.0----30.21- 46.0-----
2025-04-24 03:20 pm N 13.0 18.1----30.21- 46.2-----
2025-04-24 03:10 pm N 12.0 17.1----30.21- 46.0-----
2025-04-24 03:00 pm N 12.0 15.0----30.22+0.00 45.9-----
2025-04-24 02:50 pmNNE 11.1 15.9----30.21- 45.5-----
2025-04-24 02:40 pm N 12.0 15.0----30.21- 46.0-----
2025-04-24 02:30 pm N 12.0 15.0----30.21- 47.1-----
2025-04-24 02:20 pm N 12.0 15.0----30.21- 46.9-----
2025-04-24 02:10 pm N 11.1 14.0----30.21- 46.6-----
2025-04-24 02:00 pm N 9.9 13.0----30.21+0.01 46.9-----
2025-04-24 01:50 pm N 8.9 13.0----30.21- 47.3-----
2025-04-24 01:40 pm N 8.0 13.0----30.21- 47.1-----
2025-04-24 01:30 pm N 8.9 13.0----30.22- 46.0-----
2025-04-24 01:20 pm N 9.9 14.0----30.22- 46.6-----
2025-04-24 01:10 pm N 8.9 13.0----30.21- 46.6-----
2025-04-24 01:00 pm N 11.1 14.0----30.21+0.00 46.6-----
2025-04-24 12:50 pm N 8.9 13.0----30.21- 49.1-----
2025-04-24 12:40 pmNNE 8.9 14.0----30.21- 47.8-----
2025-04-24 12:30 pmNNE 9.9 15.0----30.21- 46.6-----
2025-04-24 12:20 pmNNE 11.1 15.0----30.21- 47.3-----
2025-04-24 12:10 pmNNE 11.1 15.0----30.21- 46.9-----
2025-04-24 12:00 pm N 9.9 15.0----30.22+0.01 46.0-----
2025-04-24 11:50 am N 11.1 15.9----30.22- 46.6-----
2025-04-24 11:40 amNNE 11.1 15.0----30.22- 47.1-----
2025-04-24 11:30 amNNE 12.0 19.0----30.21- 45.0-----
2025-04-24 11:20 amNNE 13.0 17.1----30.21- 44.2-----
2025-04-24 11:10 amNNE 13.0 17.1----30.21- 43.9-----
2025-04-24 11:00 amNNE 12.0 17.1----30.20+0.00 44.2-----
2025-04-24 10:50 amNNE 11.1 17.1----30.20- 44.4-----