Station GSLM4 - Gravelly Shoal Light, MI Image indicating link to RSS feed of recent meteorological observations for station GSLM4


Conditions at GSLM4 as of
(10:40 am EDT)
1440 GMT on 08/10/2026:
     

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): 8.9 kts
5-day plot - Wind Gust Wind Gust (GST): 9.9 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):29.93 in
5-day plot - Air Temperature Air Temperature (ATMP): 70.2 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 7.8 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 9.7 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
2026-08-10 10:30 am SW 8.0 8.9----29.93- 70.2-----
2026-08-10 10:20 am SW 8.0 8.9----29.93- 69.8-----
2026-08-10 10:10 am SW 8.0 8.9----29.93- 69.8-----
2026-08-10 10:00 am SW 7.0 8.9----29.93+0.01 69.6-----
2026-08-10 09:50 amWSW 8.9 11.1----29.93- 69.3-----
2026-08-10 09:40 amWSW 8.0 8.9----29.93- 69.3-----
2026-08-10 09:30 amWSW 7.0 8.0----29.93- 69.1-----
2026-08-10 09:20 am SW 6.0 7.0----29.92- 69.1-----
2026-08-10 09:10 am SW 5.1 6.0----29.92- 68.9-----
2026-08-10 09:00 am SW 4.1 7.0----29.91-0.01 68.7-----
2026-08-10 08:50 am SW 6.0 8.0----29.92- 68.4-----
2026-08-10 08:40 am SW 6.0 7.0----29.92- 68.2-----
2026-08-10 08:30 amSSW 6.0 6.0----29.92- 68.0-----
2026-08-10 08:20 am SW 5.1 8.0----29.93- 67.5-----
2026-08-10 08:10 am W 7.0 8.9----29.93- 67.5-----
2026-08-10 08:00 am W 8.9 12.0----29.93+0.00 67.6-----
2026-08-10 07:50 am W 12.0 13.0----29.93- 68.4-----
2026-08-10 07:40 amWSW 11.1 12.0----29.93- 68.5-----
2026-08-10 07:30 amWSW 9.9 11.1----29.93- 68.7-----
2026-08-10 07:20 amWSW 9.9 12.0----29.92- 68.9-----
2026-08-10 07:10 amWSW 12.0 13.0----29.92- 68.9-----
2026-08-10 07:00 amWSW 11.1 14.0----29.92+0.01 69.1-----
2026-08-10 06:50 amWSW 12.0 13.0----29.93- 68.9-----
2026-08-10 06:40 amWSW 11.1 12.0----29.93- 68.9-----
2026-08-10 06:30 amWSW 9.9 12.0----29.93- 69.1-----
2026-08-10 06:20 amWSW 11.1 12.0----29.93- 69.1-----
2026-08-10 06:10 amWSW 11.1 12.0----29.92- 69.4-----
2026-08-10 06:00 amWSW 9.9 11.1----29.92+0.00 69.8-----
2026-08-10 05:50 amWSW 8.9 9.9----29.91- 70.2-----
2026-08-10 05:40 amWSW 8.9 11.1----29.91- 70.2-----
2026-08-10 05:30 amWSW 8.9 12.0----29.92- 70.3-----
2026-08-10 05:20 am SW 9.9 12.0----29.93- 70.5-----
2026-08-10 05:10 am SW 11.1 13.0----29.94- 70.5-----
2026-08-10 05:00 am SW 9.9 11.1----29.93+0.00 70.2-----
2026-08-10 04:50 amWSW 8.9 12.0----29.92- 70.2-----
2026-08-10 04:40 amWSW 9.9 13.0----29.91- 70.3-----
2026-08-10 04:30 amWSW 9.9 13.0----29.91- 70.5-----
2026-08-10 04:20 amWSW 9.9 12.0----29.91- 70.3-----
2026-08-10 04:10 amWSW 9.9 13.0----29.91- 70.5-----
2026-08-10 04:00 amWSW 11.1 13.0----29.91-0.03 70.5-----
2026-08-10 03:50 am SW 12.0 13.0----29.92- 70.5-----
2026-08-10 03:40 am SW 11.1 15.0----29.91- 70.5-----
2026-08-10 03:30 amWSW 13.0 15.0----29.92- 70.7-----
2026-08-10 03:20 amWSW 13.0 15.9----29.92- 70.9-----
2026-08-10 03:10 amWSW 14.0 15.0----29.92- 71.1-----
2026-08-10 03:00 am SW 13.0 15.9----29.92-0.03 71.1-----
2026-08-10 02:50 am SW 13.0 15.9----29.93- 71.2-----
2026-08-10 02:40 am SW 13.0 17.1----29.92- 71.2-----
2026-08-10 02:30 am SW 13.0 15.9----29.93- 71.4-----
2026-08-10 02:20 am SW 14.0 17.1----29.93- 71.4-----
2026-08-10 02:10 am SW 14.0 18.1----29.93- 71.8-----
2026-08-10 02:00 am SW 14.0 17.1----29.93-0.02 72.0-----
2026-08-10 01:50 am SW 15.0 19.0----29.94- 72.1-----
2026-08-10 01:40 am SW 13.0 17.1----29.94- 72.3-----
2026-08-10 01:30 am SW 15.0 20.0----29.94- 72.7-----
2026-08-10 01:20 am SW 15.9 19.0----29.94- 73.0-----
2026-08-10 01:10 am SW 15.9 20.0----29.94- 73.2-----
2026-08-10 01:00 am SW 15.9 19.0----29.94+0.00 73.6-----
2026-08-10 12:50 am SW 15.0 17.1----29.94- 73.6-----
2026-08-10 12:40 am SW 14.0 17.1----29.94- 73.6-----
2026-08-10 12:30 am SW 15.0 17.1----29.94- 73.8-----
2026-08-10 12:20 amSSW 15.9 18.1----29.95- 73.9-----
2026-08-10 12:10 amSSW 14.0 17.1----29.95- 73.9-----
2026-08-10 12:00 amSSW 12.0 14.0----29.95+0.01 74.1-----
2026-08-09 11:50 pm S 1.0 6.0----29.95- 74.3-----
2026-08-09 11:40 pm S 1.0 4.1----29.95- 74.1-----
2026-08-09 11:30 pmSSE 1.9 5.1----29.95- 74.1-----
2026-08-09 11:20 pmESE 2.9 8.0----29.95- 74.5-----
2026-08-09 11:10 pm SE 5.1 11.1----29.95- 74.3-----
2026-08-09 11:00 pmSSE 8.9 9.9----29.95+0.02 74.5-----
2026-08-09 10:50 pmSSE 9.9 9.9----29.95- 74.7-----
2026-08-09 10:40 pmSSE 8.9 8.9----29.94- 74.7-----
2026-08-09 10:30 pmSSE 7.0 8.0----29.94- 74.8-----
2026-08-09 10:20 pmSSE 6.0 7.0----29.94- 74.8-----
2026-08-09 10:10 pmSSE 7.0 8.0----29.94- 74.8-----
2026-08-09 10:00 pmSSE 8.0 8.0----29.94+0.00 74.7-----
2026-08-09 09:50 pmSSE 8.0 8.9----29.94- 74.8-----
2026-08-09 09:40 pmSSE 8.9 8.9----29.94- 74.8-----
2026-08-09 09:30 pmSSE 8.9 8.9----29.94- 75.0-----
2026-08-09 09:20 pmSSE 8.0 8.0----29.93- 75.0-----
2026-08-09 09:10 pmSSE 8.0 8.9----29.93- 75.4-----
2026-08-09 09:00 pmSSE 8.9 8.9----29.94-0.01 75.4-----
2026-08-09 08:50 pmSSE 7.0 8.0----29.93- 75.2-----
2026-08-09 08:40 pmSSE 6.0 8.0----29.93- 75.4-----
2026-08-09 08:30 pmSSE 8.0 8.0----29.94- 75.7-----
2026-08-09 08:20 pmESE 1.9 7.0----29.93- 75.7-----
2026-08-09 08:10 pmSSE 7.0 8.0----29.93- 75.7-----
2026-08-09 08:00 pmSSE 7.0 7.0----29.93-0.05 75.4-----
2026-08-09 07:50 pmSSE 4.1 7.0----29.94- 75.4-----
2026-08-09 07:40 pmSSE 7.0 9.9----29.94- 75.7-----
2026-08-09 07:30 pmSSE 8.9 8.9----29.94- 75.6-----
2026-08-09 07:20 pmSSE 8.9 9.9----29.94- 75.2-----
2026-08-09 07:10 pmSSE 8.0 8.9----29.94- 75.0-----
2026-08-09 07:00 pm SE 7.0 8.9----29.94-0.06 74.8-----
2026-08-09 06:50 pmSSE 8.0 9.9----29.94- 74.8-----
2026-08-09 06:40 pmSSE 8.9 9.9----29.94- 74.7-----
2026-08-09 06:30 pmSSE 8.9 9.9----29.94- 74.7-----
2026-08-09 06:20 pmSSE 8.9 9.9----29.94- 74.7-----
2026-08-09 06:10 pmSSE 8.9 9.9----29.94- 74.7-----
2026-08-09 06:00 pm SE 6.0 8.0----29.95-0.07 74.7-----
2026-08-09 05:50 pm SE 2.9 5.1----29.95- 74.8-----
2026-08-09 05:40 pm- 0.0 2.9----29.96- 74.8-----
2026-08-09 05:30 pm S 1.0 6.0----29.97- 74.8-----
2026-08-09 05:20 pmSSW 2.9 7.0----29.97- 74.8-----
2026-08-09 05:10 pm- 0.0 2.9----29.98- 74.8-----
2026-08-09 05:00 pm- 0.0 2.9----29.98-0.05 75.0-----
2026-08-09 04:50 pm S 1.0 2.9----29.98- 75.0-----
2026-08-09 04:40 pm- 0.0 7.0----29.99- 74.8-----
2026-08-09 04:30 pmSSW 4.1 8.0----29.99- 74.8-----
2026-08-09 04:20 pmSSW 6.0 8.0----30.00- 74.8-----
2026-08-09 04:10 pmSSW 4.1 8.0----30.00- 74.8-----
2026-08-09 04:00 pmSSW 8.0 8.9----30.00-0.04 75.0-----
2026-08-09 03:50 pm SW 7.0 11.1----30.01- 74.8-----
2026-08-09 03:40 pm SW 8.9 11.1----30.01- 74.8-----
2026-08-09 03:30 pm SW 11.1 13.0----30.01- 75.0-----
2026-08-09 03:20 pmSSW 11.1 12.0----30.01- 75.0-----
2026-08-09 03:10 pmSSW 11.1 13.0----30.01- 75.0-----
2026-08-09 03:00 pmSSW 12.0 13.0----30.02-0.02 75.0-----
2026-08-09 02:50 pm- 0.0 2.9----30.03- 74.8-----
2026-08-09 02:40 pm- 0.0 1.9----30.02- 74.8-----
2026-08-09 02:30 pm- 0.0 4.1----30.03- 75.0-----
2026-08-09 02:20 pm- 0.0 2.9----30.03- 75.2-----
2026-08-09 02:10 pm- 0.0 2.9----30.02- 75.0-----
2026-08-09 02:00 pm- 0.0 6.0----30.03-0.01 74.8-----
2026-08-09 01:50 pm S 1.9 11.1----30.04- 74.5-----
2026-08-09 01:40 pmSSW 8.0 12.0----30.04- 74.1-----
2026-08-09 01:30 pmSSW 7.0 12.0----30.04- 73.9-----
2026-08-09 01:20 pmSSW 8.9 12.0----30.04- 73.8-----
2026-08-09 01:10 pmSSW 6.0 12.0----30.04- 73.6-----
2026-08-09 01:00 pmSSW 8.0 12.0----30.04+0.01 73.2-----
2026-08-09 12:50 pm S 1.0 8.0----30.04- 73.2-----
2026-08-09 12:40 pm S 1.0 7.0----30.04- 73.2-----
2026-08-09 12:30 pm S 1.0 13.0----30.03- 72.9-----
2026-08-09 12:20 pmSSW 7.0 15.0----30.04- 72.5-----
2026-08-09 12:10 pmSSW 7.0 13.0----30.04- 72.1-----
2026-08-09 12:00 pmSSW 4.1 13.0----30.04+0.00 72.0-----
2026-08-09 11:50 amSSW 2.9 12.0----30.04- 71.8-----
2026-08-09 11:40 am S 4.1 12.0----30.04- 71.4-----
2026-08-09 11:30 amSSW 6.0 15.9----30.04- 71.1-----
2026-08-09 11:20 am S 1.9 15.0----30.05- 70.9-----
2026-08-09 11:10 amSSW 9.9 13.0----30.04- 70.5-----
2026-08-09 11:00 amSSW 11.1 15.9----30.04+0.00 70.2-----
2026-08-09 10:50 amSSW 13.0 18.1----30.03- 70.2-----
2026-08-09 10:40 amSSW 12.0 15.9----30.03- 70.3-----
2026-08-09 10:30 amSSW 13.0 17.1----30.03- 70.3-----
2026-08-09 10:20 amSSW 9.9 15.0----30.03- 69.8-----
2026-08-09 10:10 amSSW 8.9 15.0----30.03- 69.6-----
2026-08-09 10:00 amSSW 8.0 14.0----30.03+0.00 69.6-----
2026-08-09 09:50 am S 4.1 11.1----30.04- 69.8-----