Station GSLM4 - Gravelly Shoal Light, MI 
Previous observations
TIME (EDT) |
 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 |
| 2026-07-16 07:30 pm | W | 8.0 | 9.9 | - | - | - | - | 30.06 | - | 75.7 | - | - | - | - | - |
| 2026-07-16 07:20 pm | W | 8.9 | 9.9 | - | - | - | - | 30.06 | - | 75.7 | - | - | - | - | - |
| 2026-07-16 07:10 pm | W | 8.0 | 8.0 | - | - | - | - | 30.06 | - | 75.6 | - | - | - | - | - |
| 2026-07-16 07:00 pm | W | 8.0 | 8.9 | - | - | - | - | 30.06 | +0.01 | 75.6 | - | - | - | - | - |
| 2026-07-16 06:50 pm | W | 7.0 | 8.0 | - | - | - | - | 30.06 | - | 75.6 | - | - | - | - | - |
| 2026-07-16 06:40 pm | W | 8.0 | 8.9 | - | - | - | - | 30.06 | - | 75.7 | - | - | - | - | - |
| 2026-07-16 06:30 pm | W | 7.0 | 8.0 | - | - | - | - | 30.06 | - | 75.6 | - | - | - | - | - |
| 2026-07-16 06:20 pm | W | 8.0 | 8.0 | - | - | - | - | 30.06 | - | 75.9 | - | - | - | - | - |
| 2026-07-16 06:10 pm | WNW | 7.0 | 8.9 | - | - | - | - | 30.06 | - | 75.9 | - | - | - | - | - |
| 2026-07-16 06:00 pm | WNW | 8.0 | 8.9 | - | - | - | - | 30.06 | +0.00 | 76.3 | - | - | - | - | - |
| 2026-07-16 05:50 pm | WNW | 7.0 | 9.9 | - | - | - | - | 30.06 | - | 76.5 | - | - | - | - | - |
| 2026-07-16 05:40 pm | WNW | 8.0 | 8.9 | - | - | - | - | 30.06 | - | 76.5 | - | - | - | - | - |
| 2026-07-16 05:30 pm | WNW | 7.0 | 9.9 | - | - | - | - | 30.06 | - | 76.6 | - | - | - | - | - |
| 2026-07-16 05:20 pm | WNW | 8.0 | 8.9 | - | - | - | - | 30.06 | - | 76.6 | - | - | - | - | - |
| 2026-07-16 05:10 pm | WNW | 8.0 | 9.9 | - | - | - | - | 30.06 | - | 76.6 | - | - | - | - | - |
| 2026-07-16 05:00 pm | W | 8.9 | 9.9 | - | - | - | - | 30.06 | +0.00 | 76.6 | - | - | - | - | - |
| 2026-07-16 04:50 pm | WNW | 8.0 | 8.9 | - | - | - | - | 30.06 | - | 76.6 | - | - | - | - | - |
| 2026-07-16 04:40 pm | WNW | 8.0 | 8.9 | - | - | - | - | 30.06 | - | 76.6 | - | - | - | - | - |
| 2026-07-16 04:30 pm | WNW | 8.0 | 11.1 | - | - | - | - | 30.06 | - | 76.8 | - | - | - | - | - |
| 2026-07-16 04:20 pm | WNW | 8.0 | 11.1 | - | - | - | - | 30.06 | - | 77.2 | - | - | - | - | - |
| 2026-07-16 04:10 pm | WNW | 8.0 | 8.9 | - | - | - | - | 30.06 | - | 76.8 | - | - | - | - | - |
| 2026-07-16 04:00 pm | NW | 8.0 | 9.9 | - | - | - | - | 30.05 | -0.01 | 76.8 | - | - | - | - | - |
| 2026-07-16 03:50 pm | WNW | 8.9 | 11.1 | - | - | - | - | 30.05 | - | 76.8 | - | - | - | - | - |
| 2026-07-16 03:40 pm | WNW | 11.1 | 12.0 | - | - | - | - | 30.06 | - | 76.6 | - | - | - | - | - |
| 2026-07-16 03:30 pm | NW | 8.9 | 11.1 | - | - | - | - | 30.05 | - | 76.6 | - | - | - | - | - |
| 2026-07-16 03:20 pm | WNW | 8.9 | 9.9 | - | - | - | - | 30.06 | - | 76.8 | - | - | - | - | - |
| 2026-07-16 03:10 pm | NW | 8.9 | 11.1 | - | - | - | - | 30.06 | - | 76.6 | - | - | - | - | - |
| 2026-07-16 03:00 pm | WNW | 9.9 | 11.1 | - | - | - | - | 30.06 | +0.00 | 76.6 | - | - | - | - | - |
| 2026-07-16 02:50 pm | WNW | 8.0 | 11.1 | - | - | - | - | 30.06 | - | 76.6 | - | - | - | - | - |
| 2026-07-16 02:40 pm | WNW | 8.9 | 11.1 | - | - | - | - | 30.06 | - | 76.6 | - | - | - | - | - |
| 2026-07-16 02:30 pm | WNW | 8.9 | 13.0 | - | - | - | - | 30.06 | - | 76.6 | - | - | - | - | - |
| 2026-07-16 02:20 pm | WNW | 8.0 | 12.0 | - | - | - | - | 30.06 | - | 76.6 | - | - | - | - | - |
| 2026-07-16 02:10 pm | WNW | 11.1 | 13.0 | - | - | - | - | 30.06 | - | 76.5 | - | - | - | - | - |
| 2026-07-16 02:00 pm | WNW | 8.9 | 11.1 | - | - | - | - | 30.06 | +0.00 | 76.3 | - | - | - | - | - |
| 2026-07-16 01:50 pm | WNW | 8.9 | 15.9 | - | - | - | - | 30.06 | - | 75.9 | - | - | - | - | - |
| 2026-07-16 01:40 pm | WNW | 9.9 | 12.0 | - | - | - | - | 30.06 | - | 75.9 | - | - | - | - | - |
| 2026-07-16 01:30 pm | WNW | 8.9 | 11.1 | - | - | - | - | 30.06 | - | 75.9 | - | - | - | - | - |
| 2026-07-16 01:20 pm | WNW | 8.9 | 11.1 | - | - | - | - | 30.06 | - | 75.9 | - | - | - | - | - |
| 2026-07-16 01:10 pm | WNW | 8.9 | 11.1 | - | - | - | - | 30.06 | - | 75.6 | - | - | - | - | - |
| 2026-07-16 01:00 pm | WNW | 8.0 | 11.1 | - | - | - | - | 30.06 | +0.00 | 75.4 | - | - | - | - | - |
| 2026-07-16 12:50 pm | WNW | 9.9 | 12.0 | - | - | - | - | 30.06 | - | 75.0 | - | - | - | - | - |
| 2026-07-16 12:40 pm | W | 11.1 | 13.0 | - | - | - | - | 30.06 | - | 74.8 | - | - | - | - | - |
| 2026-07-16 12:30 pm | W | 9.9 | 13.0 | - | - | - | - | 30.06 | - | 74.7 | - | - | - | - | - |
| 2026-07-16 12:20 pm | WNW | 9.9 | 12.0 | - | - | - | - | 30.06 | - | 74.5 | - | - | - | - | - |
| 2026-07-16 12:10 pm | WNW | 9.9 | 13.0 | - | - | - | - | 30.06 | - | 74.1 | - | - | - | - | - |
| 2026-07-16 12:00 pm | WNW | 9.9 | 12.0 | - | - | - | - | 30.06 | +0.01 | 74.1 | - | - | - | - | - |
| 2026-07-16 11:50 am | WNW | 9.9 | 12.0 | - | - | - | - | 30.07 | - | 73.9 | - | - | - | - | - |
| 2026-07-16 11:40 am | WNW | 8.9 | 12.0 | - | - | - | - | 30.06 | - | 73.9 | - | - | - | - | - |
| 2026-07-16 11:30 am | WNW | 9.9 | 12.0 | - | - | - | - | 30.06 | - | 73.8 | - | - | - | - | - |
| 2026-07-16 11:20 am | WNW | 9.9 | 11.1 | - | - | - | - | 30.06 | - | 73.9 | - | - | - | - | - |
| 2026-07-16 11:10 am | WNW | 8.0 | 11.1 | - | - | - | - | 30.06 | - | 73.8 | - | - | - | - | - |
| 2026-07-16 11:00 am | NW | 8.0 | 12.0 | - | - | - | - | 30.06 | +0.01 | 73.6 | - | - | - | - | - |
| 2026-07-16 10:50 am | NW | 9.9 | 12.0 | - | - | - | - | 30.06 | - | 73.2 | - | - | - | - | - |
| 2026-07-16 10:40 am | WNW | 9.9 | 12.0 | - | - | - | - | 30.06 | - | 73.0 | - | - | - | - | - |
| 2026-07-16 10:30 am | WNW | 11.1 | 12.0 | - | - | - | - | 30.06 | - | 72.9 | - | - | - | - | - |
| 2026-07-16 10:20 am | WNW | 8.9 | 13.0 | - | - | - | - | 30.06 | - | 72.7 | - | - | - | - | - |
| 2026-07-16 10:10 am | WNW | 9.9 | 12.0 | - | - | - | - | 30.06 | - | 72.7 | - | - | - | - | - |
| 2026-07-16 10:00 am | NW | 9.9 | 13.0 | - | - | - | - | 30.06 | +0.01 | 72.7 | - | - | - | - | - |
| 2026-07-16 09:50 am | NW | 11.1 | 13.0 | - | - | - | - | 30.06 | - | 72.5 | - | - | - | - | - |
| 2026-07-16 09:40 am | NW | 11.1 | 14.0 | - | - | - | - | 30.06 | - | 72.1 | - | - | - | - | - |
| 2026-07-16 09:30 am | WNW | 13.0 | 15.0 | - | - | - | - | 30.06 | - | 71.8 | - | - | - | - | - |
| 2026-07-16 09:20 am | WNW | 12.0 | 14.0 | - | - | - | - | 30.05 | - | 71.6 | - | - | - | - | - |
| 2026-07-16 09:10 am | WNW | 13.0 | 15.0 | - | - | - | - | 30.05 | - | 71.1 | - | - | - | - | - |
| 2026-07-16 09:00 am | WNW | 13.0 | 15.0 | - | - | - | - | 30.05 | +0.01 | 71.1 | - | - | - | - | - |
| 2026-07-16 08:50 am | WNW | 12.0 | 14.0 | - | - | - | - | 30.05 | - | 70.9 | - | - | - | - | - |
| 2026-07-16 08:40 am | WNW | 12.0 | 15.0 | - | - | - | - | 30.05 | - | 70.7 | - | - | - | - | - |
| 2026-07-16 08:30 am | WNW | 13.0 | 15.9 | - | - | - | - | 30.05 | - | 70.7 | - | - | - | - | - |
| 2026-07-16 08:20 am | WNW | 13.0 | 15.0 | - | - | - | - | 30.05 | - | 70.5 | - | - | - | - | - |
| 2026-07-16 08:10 am | WNW | 13.0 | 15.9 | - | - | - | - | 30.05 | - | 70.3 | - | - | - | - | - |
| 2026-07-16 08:00 am | WNW | 14.0 | 17.1 | - | - | - | - | 30.05 | +0.01 | 70.5 | - | - | - | - | - |
| 2026-07-16 07:50 am | WNW | 15.0 | 17.1 | - | - | - | - | 30.05 | - | 70.5 | - | - | - | - | - |
| 2026-07-16 07:40 am | WNW | 13.0 | 15.0 | - | - | - | - | 30.05 | - | 70.5 | - | - | - | - | - |
| 2026-07-16 07:30 am | WNW | 14.0 | 15.9 | - | - | - | - | 30.05 | - | 70.5 | - | - | - | - | - |
| 2026-07-16 07:20 am | WNW | 14.0 | 15.9 | - | - | - | - | 30.05 | - | 70.5 | - | - | - | - | - |
| 2026-07-16 07:10 am | WNW | 13.0 | 15.9 | - | - | - | - | 30.05 | - | 70.5 | - | - | - | - | - |
| 2026-07-16 07:00 am | WNW | 13.0 | 15.0 | - | - | - | - | 30.05 | +0.01 | 70.5 | - | - | - | - | - |
| 2026-07-16 06:50 am | WNW | 12.0 | 15.0 | - | - | - | - | 30.05 | - | 70.3 | - | - | - | - | - |
| 2026-07-16 06:40 am | WNW | 12.0 | 14.0 | - | - | - | - | 30.05 | - | 70.2 | - | - | - | - | - |
| 2026-07-16 06:30 am | NW | 13.0 | 15.9 | - | - | - | - | 30.05 | - | 70.2 | - | - | - | - | - |
| 2026-07-16 06:20 am | NW | 14.0 | 15.9 | - | - | - | - | 30.04 | - | 70.2 | - | - | - | - | - |
| 2026-07-16 06:10 am | WNW | 12.0 | 14.0 | - | - | - | - | 30.05 | - | 70.0 | - | - | - | - | - |
| 2026-07-16 06:00 am | NW | 11.1 | 13.0 | - | - | - | - | 30.04 | +0.00 | 70.3 | - | - | - | - | - |
| 2026-07-16 05:50 am | NW | 12.0 | 14.0 | - | - | - | - | 30.04 | - | 70.5 | - | - | - | - | - |
| 2026-07-16 05:40 am | WNW | 12.0 | 14.0 | - | - | - | - | 30.09 | - | 70.5 | - | - | - | - | - |
| 2026-07-16 05:30 am | WNW | 9.9 | 13.0 | - | - | - | - | 30.04 | - | 70.9 | - | - | - | - | - |
| 2026-07-16 05:20 am | WNW | 12.0 | 14.0 | - | - | - | - | 30.05 | - | 71.1 | - | - | - | - | - |
| 2026-07-16 05:10 am | NW | 11.1 | 13.0 | - | - | - | - | 30.04 | - | 71.1 | - | - | - | - | - |
| 2026-07-16 05:00 am | WNW | 11.1 | 12.0 | - | - | - | - | 30.04 | +0.00 | 71.2 | - | - | - | - | - |
| 2026-07-16 04:50 am | NW | 11.1 | 12.0 | - | - | - | - | 30.04 | - | 71.1 | - | - | - | - | - |
| 2026-07-16 04:40 am | NW | 8.9 | 12.0 | - | - | - | - | 30.04 | - | 71.1 | - | - | - | - | - |
| 2026-07-16 04:30 am | NW | 9.9 | 11.1 | - | - | - | - | 30.04 | - | 71.2 | - | - | - | - | - |
| 2026-07-16 04:20 am | NW | 8.0 | 11.1 | - | - | - | - | 30.04 | - | 71.1 | - | - | - | - | - |
| 2026-07-16 04:10 am | NW | 8.0 | 11.1 | - | - | - | - | 30.04 | - | 71.1 | - | - | - | - | - |
| 2026-07-16 04:00 am | NW | 8.0 | 9.9 | - | - | - | - | 30.04 | +0.00 | 71.2 | - | - | - | - | - |
| 2026-07-16 03:50 am | NNW | 8.0 | 11.1 | - | - | - | - | 30.04 | - | 71.2 | - | - | - | - | - |
| 2026-07-16 03:40 am | NW | 8.0 | 9.9 | - | - | - | - | 30.04 | - | 71.1 | - | - | - | - | - |
| 2026-07-16 03:30 am | NNW | 8.9 | 11.1 | - | - | - | - | 30.04 | - | 71.2 | - | - | - | - | - |
| 2026-07-16 03:20 am | NNW | 8.9 | 11.1 | - | - | - | - | 30.04 | - | 71.1 | - | - | - | - | - |
| 2026-07-16 03:10 am | NW | 9.9 | 12.0 | - | - | - | - | 30.04 | - | 71.2 | - | - | - | - | - |
| 2026-07-16 03:00 am | NW | 8.9 | 9.9 | - | - | - | - | 30.04 | +0.00 | 71.2 | - | - | - | - | - |
| 2026-07-16 02:50 am | NW | 8.9 | 9.9 | - | - | - | - | 30.04 | - | 71.4 | - | - | - | - | - |
| 2026-07-16 02:40 am | NW | 8.9 | 9.9 | - | - | - | - | 30.04 | - | 71.4 | - | - | - | - | - |
| 2026-07-16 02:30 am | NW | 8.0 | 11.1 | - | - | - | - | 30.04 | - | 71.8 | - | - | - | - | - |
| 2026-07-16 02:20 am | NW | 8.9 | 9.9 | - | - | - | - | 30.04 | - | 71.8 | - | - | - | - | - |
| 2026-07-16 02:10 am | WNW | 8.0 | 8.9 | - | - | - | - | 30.04 | - | 72.0 | - | - | - | - | - |
| 2026-07-16 02:00 am | WNW | 6.0 | 8.0 | - | - | - | - | 30.04 | - | 72.1 | - | - | - | - | - |
| 2026-07-16 01:50 am | WNW | 6.0 | 8.0 | - | - | - | - | 30.04 | - | 72.3 | - | - | - | - | - |
| 2026-07-16 01:40 am | WNW | 7.0 | 8.0 | - | - | - | - | 30.04 | - | 72.5 | - | - | - | - | - |
| 2026-07-16 01:30 am | WNW | 6.0 | 8.0 | - | - | - | - | 30.04 | - | 72.7 | - | - | - | - | - |
| 2026-07-16 01:20 am | W | 7.0 | 8.0 | - | - | - | - | 30.04 | - | 73.0 | - | - | - | - | - |
| 2026-07-16 01:10 am | WNW | 7.0 | 8.0 | - | - | - | - | 30.04 | - | 73.4 | - | - | - | - | - |
| 2026-07-16 01:00 am | WNW | 5.1 | 6.0 | - | - | - | - | 30.04 | +0.02 | 73.4 | - | - | - | - | - |
| 2026-07-16 12:50 am | WNW | 5.1 | 7.0 | - | - | - | - | 30.04 | - | 73.8 | - | - | - | - | - |
| 2026-07-16 12:40 am | WNW | 5.1 | 6.0 | - | - | - | - | 30.04 | - | 73.4 | - | - | - | - | - |
| 2026-07-16 12:30 am | W | 5.1 | 7.0 | - | - | - | - | 30.04 | - | 73.2 | - | - | - | - | - |
| 2026-07-16 12:20 am | W | 5.1 | 6.0 | - | - | - | - | 30.04 | - | 73.4 | - | - | - | - | - |
| 2026-07-16 12:10 am | W | 5.1 | 6.0 | - | - | - | - | 30.04 | - | 73.6 | - | - | - | - | - |
| 2026-07-16 12:00 am | W | 5.1 | 6.0 | - | - | - | - | 30.04 | +0.03 | 73.9 | - | - | - | - | - |
| 2026-07-15 11:50 pm | W | 5.1 | 5.1 | - | - | - | - | 30.04 | - | 74.1 | - | - | - | - | - |
| 2026-07-15 11:40 pm | WNW | 4.1 | 5.1 | - | - | - | - | 30.04 | - | 74.5 | - | - | - | - | - |
| 2026-07-15 11:30 pm | WNW | 4.1 | 4.1 | - | - | - | - | 30.04 | - | 74.5 | - | - | - | - | - |
| 2026-07-15 11:20 pm | WNW | 2.9 | 2.9 | - | - | - | - | 30.04 | - | 74.7 | - | - | - | - | - |
| 2026-07-15 11:10 pm | NW | 1.9 | 2.9 | - | - | - | - | 30.04 | - | 74.8 | - | - | - | - | - |
| 2026-07-15 11:00 pm | WNW | 2.9 | 4.1 | - | - | - | - | 30.04 | +0.04 | 75.0 | - | - | - | - | - |
| 2026-07-15 10:50 pm | WNW | 2.9 | 4.1 | - | - | - | - | 30.05 | - | 75.0 | - | - | - | - | - |
| 2026-07-15 10:40 pm | - | 0.0 | 0.0 | - | - | - | - | 30.04 | - | 74.8 | - | - | - | - | - |
| 2026-07-15 10:30 pm | - | 0.0 | 0.0 | - | - | - | - | 30.03 | - | 74.7 | - | - | - | - | - |
| 2026-07-15 10:20 pm | - | 0.0 | 0.0 | - | - | - | - | 30.02 | - | 74.7 | - | - | - | - | - |
| 2026-07-15 10:10 pm | - | 0.0 | 0.0 | - | - | - | - | 30.02 | - | 74.7 | - | - | - | - | - |
| 2026-07-15 10:00 pm | - | 0.0 | 1.9 | - | - | - | - | 30.02 | - | 74.8 | - | - | - | - | - |
| 2026-07-15 09:50 pm | E | 1.0 | 1.9 | - | - | - | - | 30.02 | - | 74.8 | - | - | - | - | - |
| 2026-07-15 09:40 pm | E | 1.0 | 2.9 | - | - | - | - | 30.01 | - | 74.8 | - | - | - | - | - |
| 2026-07-15 09:30 pm | E | 2.9 | 2.9 | - | - | - | - | 30.01 | - | 74.8 | - | - | - | - | - |
| 2026-07-15 09:20 pm | ENE | 2.9 | 2.9 | - | - | - | - | 30.01 | - | 75.0 | - | - | - | - | - |
| 2026-07-15 09:10 pm | E | 2.9 | 4.1 | - | - | - | - | 30.01 | - | 75.0 | - | - | - | - | - |
| 2026-07-15 09:00 pm | NE | 4.1 | 6.0 | - | - | - | - | 30.01 | +0.01 | 75.0 | - | - | - | - | - |
| 2026-07-15 08:50 pm | ENE | 5.1 | 6.0 | - | - | - | - | 30.01 | - | 75.0 | - | - | - | - | - |
| 2026-07-15 08:40 pm | NE | 5.1 | 7.0 | - | - | - | - | 30.00 | - | 75.4 | - | - | - | - | - |
| 2026-07-15 08:30 pm | NE | 7.0 | 7.0 | - | - | - | - | 30.01 | - | 75.6 | - | - | - | - | - |
| 2026-07-15 08:20 pm | NE | 6.0 | 8.0 | - | - | - | - | 30.00 | - | 75.7 | - | - | - | - | - |
| 2026-07-15 08:10 pm | ENE | 7.0 | 7.0 | - | - | - | - | 30.00 | - | 75.7 | - | - | - | - | - |
| 2026-07-15 08:00 pm | ENE | 6.0 | 8.0 | - | - | - | - | 30.00 | -0.01 | 76.1 | - | - | - | - | - |
| 2026-07-15 07:50 pm | ENE | 7.0 | 8.0 | - | - | - | - | 30.00 | - | 75.9 | - | - | - | - | - |
| 2026-07-15 07:40 pm | ENE | 8.0 | 8.9 | - | - | - | - | 30.00 | - | 76.3 | - | - | - | - | - |
| 2026-07-15 07:30 pm | ENE | 8.0 | 8.9 | - | - | - | - | 30.00 | - | 76.5 | - | - | - | - | - |
| 2026-07-15 07:20 pm | ENE | 8.0 | 8.9 | - | - | - | - | 30.00 | - | 76.5 | - | - | - | - | - |
| 2026-07-15 07:10 pm | ENE | 8.0 | 8.9 | - | - | - | - | 30.00 | - | 76.8 | - | - | - | - | - |
| 2026-07-15 07:00 pm | ENE | 8.0 | 8.9 | - | - | - | - | 30.01 | -0.01 | 76.8 | - | - | - | - | - |
| 2026-07-15 06:50 pm | ENE | 8.0 | 8.9 | - | - | - | - | 30.00 | - | 76.8 | - | - | - | - | - |