Station 45187 - Winthrop Harbor Buoy, IL 
Previous observations
TIME (CDT) |
 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 |
| 2026-07-20 06:40 am | - | - | - | 0.7 | - | - | NNE | 29.93 | - | 68.0 | 74.5 | - | - | - | - |
| 2026-07-20 06:30 am | - | - | - | 0.7 | - | - | NNE | 29.94 | - | 67.8 | 74.5 | - | - | - | - |
| 2026-07-20 06:20 am | - | - | - | 0.7 | - | - | NE | 29.94 | - | 67.8 | 74.7 | - | - | - | - |
| 2026-07-20 06:10 am | - | - | - | 0.7 | - | - | NE | 29.94 | - | 67.8 | 74.7 | - | - | - | - |
| 2026-07-20 06:00 am | - | - | - | 0.7 | - | - | NE | 29.93 | -0.02 | 67.6 | 74.7 | - | - | - | - |
| 2026-07-20 05:50 am | - | - | - | 0.7 | - | - | NNE | 29.93 | - | 67.6 | 74.7 | - | - | - | - |
| 2026-07-20 05:40 am | - | - | - | 0.7 | - | - | NNE | 29.93 | - | 67.6 | 74.7 | - | - | - | - |
| 2026-07-20 05:30 am | - | - | - | 0.7 | - | - | NE | 29.93 | - | 67.8 | 74.7 | - | - | - | - |
| 2026-07-20 05:20 am | - | - | - | 0.7 | - | - | NNE | 29.92 | - | 67.8 | 74.5 | - | - | - | - |
| 2026-07-20 05:10 am | - | - | - | 0.7 | - | - | NNE | 29.93 | - | 68.5 | 74.7 | - | - | - | - |
| 2026-07-20 05:00 am | - | - | - | 0.7 | - | - | NNE | 29.93 | -0.04 | 68.2 | 74.7 | - | - | - | - |
| 2026-07-20 04:50 am | - | - | - | 0.7 | - | - | NNE | 29.93 | - | 67.6 | 74.7 | - | - | - | - |
| 2026-07-20 04:40 am | - | - | - | 0.7 | - | - | NNE | 29.93 | - | 67.5 | 74.7 | - | - | - | - |
| 2026-07-20 04:30 am | - | - | - | 0.7 | - | - | NE | 29.94 | - | 68.2 | 74.7 | - | - | - | - |
| 2026-07-20 04:20 am | - | - | - | 0.7 | - | - | NNE | 29.94 | - | 68.0 | 74.7 | - | - | - | - |
| 2026-07-20 04:10 am | - | - | - | 0.7 | - | - | NNE | 29.94 | - | 67.8 | 74.7 | - | - | - | - |
| 2026-07-20 04:00 am | - | - | - | 0.7 | - | - | NNE | 29.95 | -0.03 | 68.0 | 74.7 | - | - | - | - |
| 2026-07-20 03:50 am | - | - | - | 0.7 | - | - | NNE | 29.94 | - | 68.2 | 74.7 | - | - | - | - |
| 2026-07-20 03:40 am | - | - | - | 0.7 | - | - | NNE | 29.94 | - | 68.2 | 74.7 | - | - | - | - |
| 2026-07-20 03:30 am | - | - | - | 0.7 | - | - | NNE | 29.96 | - | 67.8 | 74.7 | - | - | - | - |
| 2026-07-20 03:20 am | - | - | - | 0.7 | - | - | NNE | 29.95 | - | 68.7 | 74.7 | - | - | - | - |
| 2026-07-20 03:10 am | - | - | - | 0.7 | - | - | N | 29.95 | - | 69.3 | 74.7 | - | - | - | - |
| 2026-07-20 03:00 am | - | - | - | 0.7 | - | - | NNE | 29.96 | -0.02 | 69.1 | 74.7 | - | - | - | - |
| 2026-07-20 02:50 am | - | - | - | 0.7 | - | - | N | 29.95 | - | 68.4 | 74.7 | - | - | - | - |
| 2026-07-20 02:40 am | - | - | - | 0.7 | - | - | N | 29.96 | - | 68.5 | 74.7 | - | - | - | - |
| 2026-07-20 02:30 am | - | - | - | 1.0 | 4 | - | N | 29.96 | - | 68.5 | 74.8 | - | - | - | - |
| 2026-07-20 02:20 am | - | - | - | 0.7 | - | - | NNE | 29.96 | - | 68.7 | 74.7 | - | - | - | - |
| 2026-07-20 02:10 am | - | - | - | 1.0 | 5 | - | N | 29.96 | - | 69.1 | 74.7 | - | - | - | - |
| 2026-07-20 02:00 am | - | - | - | 1.0 | 5 | - | N | 29.97 | -0.01 | 69.6 | 74.8 | - | - | - | - |
| 2026-07-20 01:50 am | - | - | - | 1.0 | 5 | - | N | 29.97 | - | 70.3 | 74.8 | - | - | - | - |
| 2026-07-20 01:40 am | - | - | - | 1.0 | 5 | - | N | 29.97 | - | 71.1 | 74.8 | - | - | - | - |
| 2026-07-20 01:30 am | - | - | - | 1.0 | 4 | - | N | 29.96 | - | 71.2 | 74.8 | - | - | - | - |
| 2026-07-20 01:20 am | - | - | - | 1.0 | 5 | - | N | 29.97 | - | 71.1 | 74.8 | - | - | - | - |
| 2026-07-20 01:10 am | - | - | - | 1.0 | 5 | - | N | 29.97 | - | 71.8 | 74.8 | - | - | - | - |
| 2026-07-20 01:00 am | - | - | - | 1.0 | 4 | - | NNE | 29.97 | -0.02 | 72.7 | 74.8 | - | - | - | - |
| 2026-07-20 12:50 am | - | - | - | 1.0 | 5 | - | N | 29.98 | - | 72.7 | 74.8 | - | - | - | - |
| 2026-07-20 12:40 am | - | - | - | 1.0 | 5 | - | NNE | 29.98 | - | 72.7 | 74.8 | - | - | - | - |
| 2026-07-20 12:30 am | - | - | - | 1.0 | 5 | - | N | 29.98 | - | 72.7 | 74.8 | - | - | - | - |
| 2026-07-20 12:20 am | - | - | - | 1.0 | 5 | - | NNE | 29.98 | - | 72.7 | 74.8 | - | - | - | - |
| 2026-07-20 12:10 am | - | - | - | 1.0 | 5 | - | N | 29.98 | - | 72.7 | 74.8 | - | - | - | - |
| 2026-07-20 12:00 am | - | - | - | 1.0 | 5 | - | N | 29.98 | -0.01 | 72.7 | 74.8 | - | - | - | - |
| 2026-07-19 11:50 pm | - | - | - | 1.0 | 5 | - | N | 29.98 | - | 72.7 | 74.8 | - | - | - | - |
| 2026-07-19 11:40 pm | - | - | - | 1.0 | 4 | - | NNE | 29.98 | - | 72.7 | 74.8 | - | - | - | - |
| 2026-07-19 11:30 pm | - | - | - | 1.0 | 5 | - | N | 29.98 | - | 72.7 | 74.8 | - | - | - | - |
| 2026-07-19 11:20 pm | - | - | - | 1.0 | 5 | - | NNE | 29.98 | - | 72.7 | 74.8 | - | - | - | - |
| 2026-07-19 11:10 pm | - | - | - | 1.3 | 5 | - | NNE | 29.98 | - | 72.7 | 74.8 | - | - | - | - |
| 2026-07-19 11:00 pm | - | - | - | 1.0 | 5 | - | NNE | 29.98 | +0.00 | 72.9 | 74.8 | - | - | - | - |
| 2026-07-19 10:50 pm | - | - | - | 1.0 | 5 | - | NNE | 29.98 | - | 72.9 | 75.0 | - | - | - | - |
| 2026-07-19 10:40 pm | - | - | - | 1.3 | 5 | - | NNE | 29.98 | - | 72.9 | 75.0 | - | - | - | - |
| 2026-07-19 10:30 pm | - | - | - | 1.0 | 5 | - | NNE | 29.99 | - | 73.0 | 75.0 | - | - | - | - |
| 2026-07-19 10:20 pm | - | - | - | 1.3 | 5 | - | NNE | 29.99 | - | 72.9 | 75.0 | - | - | - | - |
| 2026-07-19 10:10 pm | - | - | - | 1.3 | 5 | - | NNE | 29.99 | - | 72.9 | 75.0 | - | - | - | - |
| 2026-07-19 10:00 pm | - | - | - | 1.3 | 5 | - | NE | 29.99 | +0.00 | 73.0 | 75.0 | - | - | - | - |
| 2026-07-19 09:50 pm | - | - | - | 1.3 | 5 | - | NE | 29.99 | - | 73.0 | 75.0 | - | - | - | - |
| 2026-07-19 09:40 pm | - | - | - | 1.3 | 5 | - | NE | 29.99 | - | 73.0 | 75.2 | - | - | - | - |
| 2026-07-19 09:30 pm | - | - | - | 1.3 | 5 | - | NNE | 29.99 | - | 73.0 | 75.2 | - | - | - | - |
| 2026-07-19 09:20 pm | - | - | - | 1.3 | 5 | - | NE | 29.99 | - | 73.2 | 75.2 | - | - | - | - |
| 2026-07-19 09:10 pm | - | - | - | 1.3 | 5 | - | NE | 29.99 | - | 73.2 | 75.2 | - | - | - | - |
| 2026-07-19 09:00 pm | - | - | - | 1.3 | 5 | - | NE | 29.99 | -0.17 | 73.2 | 75.2 | - | - | - | - |
| 2026-07-19 08:50 pm | - | - | - | 1.3 | 5 | - | NE | 29.98 | - | 73.2 | 75.2 | - | - | - | - |
| 2026-07-19 08:40 pm | - | - | - | 1.3 | 5 | - | NE | 29.98 | - | 73.2 | 75.4 | - | - | - | - |
| 2026-07-19 08:30 pm | - | - | - | 1.3 | 5 | - | NE | 29.98 | - | 73.2 | 75.4 | - | - | - | - |
| 2026-07-19 08:20 pm | - | - | - | 1.3 | 5 | - | NE | 29.98 | - | 73.2 | 75.4 | - | - | - | - |
| 2026-07-19 08:10 pm | - | - | - | 1.6 | 5 | - | NE | 29.98 | - | 73.2 | 75.4 | - | - | - | - |
| 2026-07-19 08:00 pm | - | - | - | 1.3 | 5 | - | NE | 29.98 | -0.16 | 73.0 | 75.4 | - | - | - | - |
| 2026-07-19 07:50 pm | - | - | - | 1.3 | 5 | - | NE | 29.98 | - | 73.0 | 75.4 | - | - | - | - |
| 2026-07-19 07:40 pm | - | - | - | 1.3 | 5 | - | NE | 29.98 | - | 73.2 | 75.6 | - | - | - | - |
| 2026-07-19 07:30 pm | - | - | - | 1.3 | 5 | - | NE | 29.98 | - | 73.0 | 75.6 | - | - | - | - |
| 2026-07-19 07:20 pm | - | - | - | 1.3 | 5 | - | NE | 29.98 | - | 73.0 | 75.6 | - | - | - | - |
| 2026-07-19 07:10 pm | - | - | - | 1.6 | 5 | - | NE | 29.98 | - | 73.0 | 75.6 | - | - | - | - |
| 2026-07-19 07:00 pm | - | - | - | 1.3 | 5 | - | NE | 29.99 | -0.17 | 73.0 | 75.6 | - | - | - | - |
| 2026-07-19 06:50 pm | - | - | - | 1.6 | 5 | - | NE | 29.99 | - | 72.9 | 75.6 | - | - | - | - |
| 2026-07-19 06:40 pm | - | - | - | 1.6 | 5 | - | NE | 30.01 | - | 72.9 | 75.7 | - | - | - | - |
| 2026-07-19 06:30 pm | - | - | - | 1.6 | 5 | - | NE | 30.14 | - | 72.9 | 75.7 | - | - | - | - |
| 2026-07-19 06:20 pm | - | - | - | 1.6 | 5 | - | NE | 30.14 | - | 72.9 | 75.7 | - | - | - | - |
| 2026-07-19 06:10 pm | - | - | - | 1.6 | 5 | - | NE | 30.15 | - | 72.7 | 75.7 | - | - | - | - |
| 2026-07-19 06:00 pm | - | - | - | 1.6 | 5 | - | NE | 30.15 | -0.01 | 72.7 | 75.7 | - | - | - | - |
| 2026-07-19 05:50 pm | - | - | - | 1.6 | 5 | - | NE | 30.16 | - | 72.7 | 75.9 | - | - | - | - |
| 2026-07-19 05:40 pm | - | - | - | 1.6 | 5 | - | NE | 30.16 | - | 72.5 | 75.9 | - | - | - | - |
| 2026-07-19 05:30 pm | - | - | - | 1.6 | 5 | - | NE | 30.15 | - | 72.5 | 75.9 | - | - | - | - |
| 2026-07-19 05:20 pm | - | - | - | 2.0 | 5 | - | NE | 30.15 | - | 72.5 | 75.9 | - | - | - | - |
| 2026-07-19 05:10 pm | - | - | - | 1.6 | 5 | - | NE | 30.15 | - | 72.3 | 75.9 | - | - | - | - |
| 2026-07-19 05:00 pm | - | - | - | 1.6 | 5 | - | NE | 30.14 | -0.02 | 72.3 | 75.9 | - | - | - | - |
| 2026-07-19 04:50 pm | - | - | - | 1.6 | 5 | - | NE | 30.14 | - | 72.1 | 75.4 | - | - | - | - |
| 2026-07-19 04:40 pm | - | - | - | 1.6 | 5 | - | NE | 30.15 | - | 72.1 | 75.7 | - | - | - | - |
| 2026-07-19 04:30 pm | - | - | - | 1.6 | 5 | - | NE | 30.16 | - | 72.1 | 75.9 | - | - | - | - |
| 2026-07-19 04:20 pm | - | - | - | 2.0 | 5 | - | NNE | 30.16 | - | 72.0 | 75.9 | - | - | - | - |
| 2026-07-19 04:10 pm | - | - | - | 1.6 | 5 | - | NE | 30.16 | - | 71.8 | 75.9 | - | - | - | - |
| 2026-07-19 04:00 pm | - | - | - | 1.6 | 5 | - | NE | 30.16 | +0.00 | 72.0 | 75.9 | - | - | - | - |
| 2026-07-19 03:50 pm | - | - | - | 2.0 | 5 | - | NE | 30.16 | - | 71.8 | 75.9 | - | - | - | - |
| 2026-07-19 03:40 pm | - | - | - | 2.0 | 5 | - | NE | 30.16 | - | 71.6 | 75.9 | - | - | - | - |
| 2026-07-19 03:30 pm | - | - | - | 2.0 | 5 | - | NE | 30.16 | - | 71.6 | 75.2 | - | - | - | - |
| 2026-07-19 03:20 pm | - | - | - | 1.6 | 5 | - | NE | 30.16 | - | 71.4 | 75.2 | - | - | - | - |
| 2026-07-19 03:10 pm | - | - | - | 1.6 | 5 | - | NE | 30.17 | - | 71.4 | 75.2 | - | - | - | - |
| 2026-07-19 03:00 pm | - | - | - | 1.6 | 5 | - | NE | 30.17 | +0.01 | 71.4 | 75.2 | - | - | - | - |
| 2026-07-19 02:50 pm | - | - | - | 1.6 | 5 | - | NE | 30.17 | - | 71.2 | 75.6 | - | - | - | - |
| 2026-07-19 02:40 pm | - | - | - | 1.6 | 6 | - | NE | 30.17 | - | 71.2 | 75.2 | - | - | - | - |
| 2026-07-19 02:30 pm | - | - | - | 1.6 | 5 | - | NE | 30.17 | - | 71.2 | 75.6 | - | - | - | - |
| 2026-07-19 02:20 pm | - | - | - | 1.6 | 6 | - | NE | 30.17 | - | 71.1 | 75.4 | - | - | - | - |
| 2026-07-19 02:10 pm | - | - | - | 2.0 | 6 | - | NE | 30.17 | - | 70.9 | 75.6 | - | - | - | - |
| 2026-07-19 02:00 pm | - | - | - | 1.6 | 6 | - | NE | 30.17 | +0.01 | 70.9 | 75.4 | - | - | - | - |
| 2026-07-19 01:50 pm | - | - | - | 1.6 | 6 | - | NE | 30.17 | - | 70.9 | 75.4 | - | - | - | - |
| 2026-07-19 01:40 pm | - | - | - | 1.6 | 6 | - | NE | 30.16 | - | 70.9 | 75.4 | - | - | - | - |
| 2026-07-19 01:30 pm | - | - | - | 1.6 | 5 | - | NE | 30.16 | - | 70.7 | 75.2 | - | - | - | - |
| 2026-07-19 01:20 pm | - | - | - | 1.6 | 6 | - | NE | 30.16 | - | 70.7 | 75.2 | - | - | - | - |
| 2026-07-19 01:10 pm | - | - | - | 2.0 | 6 | - | NE | 30.16 | - | 70.7 | 75.2 | - | - | - | - |
| 2026-07-19 01:00 pm | - | - | - | 2.0 | 6 | - | NE | 30.16 | +0.01 | 70.7 | 75.2 | - | - | - | - |
| 2026-07-19 12:50 pm | - | - | - | 2.0 | 6 | - | NE | 30.15 | - | 70.5 | 75.0 | - | - | - | - |
| 2026-07-19 12:40 pm | - | - | - | 2.0 | 6 | - | NE | 30.16 | - | 70.5 | 75.0 | - | - | - | - |
| 2026-07-19 12:30 pm | - | - | - | 2.0 | 6 | - | NE | 30.16 | - | 70.5 | 75.0 | - | - | - | - |
| 2026-07-19 12:20 pm | - | - | - | 2.0 | 6 | - | NE | 30.16 | - | 70.5 | 75.0 | - | - | - | - |
| 2026-07-19 12:10 pm | - | - | - | 2.0 | 6 | - | NE | 30.16 | - | 70.7 | 74.8 | - | - | - | - |
| 2026-07-19 12:00 pm | - | - | - | 2.0 | 6 | - | NE | 30.16 | +0.08 | 70.7 | 74.8 | - | - | - | - |
| 2026-07-19 11:50 am | - | - | - | 2.0 | 6 | - | NE | 30.15 | - | 70.5 | 74.8 | - | - | - | - |
| 2026-07-19 11:40 am | - | - | - | 2.0 | 6 | - | NE | 30.15 | - | 70.5 | 74.8 | - | - | - | - |
| 2026-07-19 11:30 am | - | - | - | 2.0 | 6 | - | NE | 30.16 | - | 70.5 | 74.8 | - | - | - | - |
| 2026-07-19 11:20 am | - | - | - | 2.3 | 6 | - | NE | 30.16 | - | 70.5 | 74.7 | - | - | - | - |
| 2026-07-19 11:10 am | - | - | - | 2.3 | 4 | - | NE | 30.16 | - | 70.5 | 74.7 | - | - | - | - |
| 2026-07-19 11:00 am | - | - | - | 2.0 | 7 | - | NE | 30.16 | +0.12 | 70.5 | 74.7 | - | - | - | - |
| 2026-07-19 10:50 am | - | - | - | 2.0 | 4 | - | ENE | 30.16 | - | 70.5 | 74.7 | - | - | - | - |
| 2026-07-19 10:40 am | - | - | - | 2.3 | 6 | - | NE | 30.16 | - | 70.5 | 74.7 | - | - | - | - |
| 2026-07-19 10:30 am | - | - | - | 2.3 | 7 | - | NE | 30.17 | - | 70.5 | 74.5 | - | - | - | - |
| 2026-07-19 10:20 am | - | - | - | 2.3 | 6 | - | NE | 30.16 | - | 70.5 | 74.5 | - | - | - | - |
| 2026-07-19 10:10 am | - | - | - | 2.3 | 5 | - | NE | 30.16 | - | 70.5 | 74.5 | - | - | - | - |
| 2026-07-19 10:00 am | - | - | - | 2.0 | 6 | - | NE | 30.15 | +0.13 | 70.5 | 74.5 | - | - | - | - |
| 2026-07-19 09:50 am | - | - | - | 2.3 | 6 | - | NE | 30.13 | - | 70.2 | 74.5 | - | - | - | - |
| 2026-07-19 09:40 am | - | - | - | 2.3 | 6 | - | NE | 30.13 | - | 70.3 | 74.3 | - | - | - | - |
| 2026-07-19 09:30 am | - | - | - | 2.3 | 7 | - | NE | 30.12 | - | 70.3 | 74.3 | - | - | - | - |
| 2026-07-19 09:20 am | - | - | - | 2.3 | 6 | - | NE | 30.11 | - | 70.3 | 74.3 | - | - | - | - |
| 2026-07-19 09:10 am | - | - | - | 2.3 | 6 | - | NE | 30.10 | - | 70.5 | 74.3 | - | - | - | - |
| 2026-07-19 09:00 am | - | - | - | 2.3 | 7 | - | NE | 30.08 | +0.08 | 70.3 | 74.3 | - | - | - | - |
| 2026-07-19 08:50 am | - | - | - | 2.3 | 7 | - | NE | 30.07 | - | 70.2 | 74.3 | - | - | - | - |
| 2026-07-19 08:40 am | - | - | - | 2.3 | 4 | - | ENE | 30.06 | - | 70.2 | 74.3 | - | - | - | - |
| 2026-07-19 08:30 am | - | - | - | 2.3 | 7 | - | ENE | 30.06 | - | 70.2 | 74.3 | - | - | - | - |
| 2026-07-19 08:20 am | - | - | - | 2.6 | 7 | - | ENE | 30.06 | - | 70.2 | 74.3 | - | - | - | - |
| 2026-07-19 08:10 am | - | - | - | 2.3 | 6 | - | NE | 30.05 | - | 70.2 | 74.3 | - | - | - | - |
| 2026-07-19 08:00 am | - | - | - | 2.6 | 5 | - | ENE | 30.04 | +0.05 | 70.0 | 74.3 | - | - | - | - |
| 2026-07-19 07:50 am | - | - | - | 2.6 | 6 | - | ENE | 30.03 | - | 70.0 | 74.3 | - | - | - | - |
| 2026-07-19 07:40 am | - | - | - | 3.0 | 7 | - | ENE | 30.03 | - | 70.2 | 74.3 | - | - | - | - |
| 2026-07-19 07:30 am | - | - | - | 2.6 | 7 | - | NE | 30.03 | - | 70.0 | 74.3 | - | - | - | - |
| 2026-07-19 07:20 am | - | - | - | 2.6 | 7 | - | NE | 30.03 | - | 70.0 | 74.3 | - | - | - | - |
| 2026-07-19 07:10 am | - | - | - | 2.6 | 6 | - | ENE | 30.03 | - | 70.2 | 74.3 | - | - | - | - |
| 2026-07-19 07:00 am | - | - | - | 2.6 | 7 | - | NE | 30.02 | +0.04 | 70.2 | 74.3 | - | - | - | - |
| 2026-07-19 06:50 am | - | - | - | 2.6 | 7 | - | ENE | 30.01 | - | 70.2 | 74.3 | - | - | - | - |