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 MCYI3 - Michigan City Harbor Entrance Light, Michigan City, IN 
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 |
2025-04-26 06:20 am | N | 23 | 26 | - | - | - | - | 30.20 | - | 42.4 | - | 42.4 | - | - | - |
2025-04-26 06:10 am | N | 24 | 26 | - | - | - | - | 30.20 | - | 42.4 | - | 42.4 | - | - | - |
2025-04-26 06:00 am | N | 23 | 25 | - | - | - | - | 30.19 | +0.09 | 42.6 | - | 42.6 | - | - | - |
2025-04-26 05:50 am | N | 25 | 26 | - | - | - | - | 30.19 | - | 42.4 | - | 42.4 | - | - | - |
2025-04-26 05:40 am | N | 23 | 26 | - | - | - | - | 30.19 | - | 42.6 | - | 42.6 | - | - | - |
2025-04-26 05:30 am | N | 25 | 27 | - | - | - | - | 30.18 | - | 42.4 | - | 42.4 | - | - | - |
2025-04-26 05:20 am | N | 26 | 28 | - | - | - | - | 30.17 | - | 42.1 | - | 42.1 | - | - | - |
2025-04-26 05:10 am | N | 27 | 29 | - | - | - | - | 30.16 | - | 42.1 | - | 42.1 | - | - | - |
2025-04-26 05:00 am | N | 28 | 30 | - | - | - | - | 30.16 | +0.06 | 42.1 | - | 42.1 | - | - | - |
2025-04-26 04:50 am | N | 29 | 32 | - | - | - | - | 30.15 | - | 42.1 | - | 42.1 | - | - | - |
2025-04-26 04:40 am | N | 26 | 28 | - | - | - | - | 30.15 | - | 42.3 | - | 42.3 | - | - | - |
2025-04-26 04:30 am | N | 26 | 31 | - | - | - | - | 30.15 | - | 42.1 | - | 42.1 | - | - | - |
2025-04-26 04:20 am | N | 28 | 30 | - | - | - | - | 30.14 | - | 42.1 | - | 42.1 | - | - | - |
2025-04-26 04:10 am | N | 27 | 32 | - | - | - | - | 30.14 | - | 42.3 | - | 42.3 | - | - | - |
2025-04-26 04:00 am | NNW | 27 | 30 | - | - | - | - | 30.14 | +0.05 | 42.3 | - | 42.3 | - | - | - |
2025-04-26 03:50 am | NNW | 28 | 31 | - | - | - | - | 30.13 | - | 42.3 | - | 42.3 | - | - | - |
2025-04-26 03:40 am | NNW | 29 | 34 | - | - | - | - | 30.12 | - | 42.3 | - | 42.3 | - | - | - |
2025-04-26 03:30 am | NNW | 29 | 33 | - | - | - | - | 30.11 | - | 42.1 | - | 42.1 | - | - | - |
2025-04-26 03:20 am | NNW | 31 | 34 | - | - | - | - | 30.11 | - | 42.1 | - | 42.1 | - | - | - |
2025-04-26 03:10 am | N | 31 | 34 | - | - | - | - | 30.11 | - | 41.9 | - | 41.9 | - | - | - |
2025-04-26 03:00 am | N | 29 | 35 | - | - | - | - | 30.11 | +0.03 | 41.9 | - | 41.9 | - | - | - |
2025-04-26 02:50 am | N | 31 | 36 | - | - | - | - | 30.10 | - | 41.5 | - | 41.5 | - | - | - |
2025-04-26 02:40 am | NNW | 33 | 37 | - | - | - | - | 30.10 | - | 41.7 | - | 41.5 | - | - | - |
2025-04-26 02:30 am | NNW | 32 | 36 | - | - | - | - | 30.10 | - | 41.7 | - | 41.7 | - | - | - |
2025-04-26 02:20 am | N | 31 | 35 | - | - | - | - | 30.09 | - | 41.9 | - | 41.9 | - | - | - |
2025-04-26 02:10 am | NNW | 28 | 34 | - | - | - | - | 30.09 | - | 42.3 | - | 42.1 | - | - | - |
2025-04-26 02:00 am | NNW | 28 | 35 | - | - | - | - | 30.09 | +0.04 | 42.1 | - | 41.9 | - | - | - |
2025-04-26 01:50 am | NNW | 29 | 33 | - | - | - | - | 30.09 | - | 42.1 | - | 41.9 | - | - | - |
2025-04-26 01:40 am | NNW | 30 | 36 | - | - | - | - | 30.09 | - | 42.1 | - | 42.1 | - | - | - |
2025-04-26 01:30 am | NNW | 27 | 33 | - | - | - | - | 30.09 | - | 42.1 | - | 42.1 | - | - | - |
2025-04-26 01:20 am | NNW | 28 | 32 | - | - | - | - | 30.09 | - | 42.1 | - | 42.1 | - | - | - |
2025-04-26 01:10 am | NNW | 28 | 31 | - | - | - | - | 30.09 | - | 42.3 | - | 42.3 | - | - | - |
2025-04-26 01:00 am | NNW | 26 | 30 | - | - | - | - | 30.09 | +0.04 | 42.4 | - | 42.3 | - | - | - |
2025-04-26 12:50 am | NNW | 27 | 30 | - | - | - | - | 30.08 | - | 42.6 | - | 42.6 | - | - | - |
2025-04-26 12:40 am | NNW | 29 | 33 | - | - | - | - | 30.08 | - | 42.6 | - | 42.6 | - | - | - |
2025-04-26 12:30 am | NNW | 27 | 31 | - | - | - | - | 30.08 | - | 42.8 | - | 42.8 | - | - | - |
2025-04-26 12:20 am | NNW | 27 | 31 | - | - | - | - | 30.08 | - | 42.8 | - | 42.6 | - | - | - |
2025-04-26 12:10 am | NNW | 27 | 30 | - | - | - | - | 30.08 | - | 42.8 | - | 42.8 | - | - | - |
2025-04-26 12:00 am | NNW | 25 | 30 | - | - | - | - | 30.08 | +0.04 | 43.0 | - | 43.0 | - | - | - |
2025-04-25 11:50 pm | NNW | 25 | 29 | - | - | - | - | 30.07 | - | 43.0 | - | 43.0 | - | - | - |
2025-04-25 11:40 pm | NNW | 25 | 29 | - | - | - | - | 30.07 | - | 43.0 | - | 43.0 | - | - | - |
2025-04-25 11:30 pm | NNW | 27 | 31 | - | - | - | - | 30.06 | - | 42.8 | - | 42.8 | - | - | - |
2025-04-25 11:20 pm | NNW | 28 | 32 | - | - | - | - | 30.06 | - | 42.8 | - | 42.8 | - | - | - |
2025-04-25 11:10 pm | NNW | 23 | 27 | - | - | - | - | 30.06 | - | 43.2 | - | 43.2 | - | - | - |
2025-04-25 11:00 pm | NNW | 28 | 30 | - | - | - | - | 30.06 | +0.03 | 42.8 | - | 42.8 | - | - | - |
2025-04-25 10:50 pm | NNW | 28 | 32 | - | - | - | - | 30.05 | - | 43.0 | - | 43.0 | - | - | - |
2025-04-25 10:40 pm | NNW | 26 | 30 | - | - | - | - | 30.06 | - | 43.0 | - | 43.0 | - | - | - |
2025-04-25 10:30 pm | NNW | 27 | 32 | - | - | - | - | 30.06 | - | 43.0 | - | 43.0 | - | - | - |
2025-04-25 10:20 pm | NNW | 24 | 27 | - | - | - | - | 30.06 | - | 43.2 | - | 43.0 | - | - | - |
2025-04-25 10:10 pm | NNW | 26 | 29 | - | - | - | - | 30.05 | - | 43.0 | - | 43.0 | - | - | - |
2025-04-25 10:00 pm | NNW | 26 | 30 | - | - | - | - | 30.05 | +0.05 | 43.0 | - | 43.0 | - | - | - |
2025-04-25 09:50 pm | NW | 28 | 32 | - | - | - | - | 30.04 | - | 43.2 | - | 43.2 | - | - | - |
2025-04-25 09:40 pm | NW | 25 | 30 | - | - | - | - | 30.04 | - | 43.0 | - | 43.0 | - | - | - |
2025-04-25 09:30 pm | NNW | 23 | 26 | - | - | - | - | 30.04 | - | 43.0 | - | 43.0 | - | - | - |
2025-04-25 09:20 pm | NW | 23 | 25 | - | - | - | - | 30.04 | - | 42.8 | - | 42.8 | - | - | - |
2025-04-25 09:10 pm | NW | 22 | 24 | - | - | - | - | 30.04 | - | 42.8 | - | 42.8 | - | - | - |
2025-04-25 09:00 pm | NW | 22 | 26 | - | - | - | - | 30.04 | +0.04 | 42.8 | - | 42.8 | - | - | - |
2025-04-25 08:50 pm | NW | 22 | 25 | - | - | - | - | 30.03 | - | 42.8 | - | 42.8 | - | - | - |
2025-04-25 08:40 pm | NW | 20 | 24 | - | - | - | - | 30.03 | - | 42.8 | - | 42.8 | - | - | - |
2025-04-25 08:30 pm | NW | 20 | 22 | - | - | - | - | 30.02 | - | 42.8 | - | 42.8 | - | - | - |
2025-04-25 08:20 pm | NW | 20 | 23 | - | - | - | - | 30.02 | - | 42.8 | - | 42.8 | - | - | - |
2025-04-25 08:10 pm | NNW | 18 | 21 | - | - | - | - | 30.03 | - | 42.8 | - | 42.8 | - | - | - |
2025-04-25 08:00 pm | NW | 19 | 21 | - | - | - | - | 30.02 | +0.04 | 42.6 | - | 42.6 | - | - | - |
2025-04-25 07:50 pm | NNW | 20 | 24 | - | - | - | - | 30.02 | - | 42.4 | - | 42.4 | - | - | - |
2025-04-25 07:40 pm | NW | 20 | 23 | - | - | - | - | 30.02 | - | 42.3 | - | 42.3 | - | - | - |
2025-04-25 07:30 pm | NW | 18 | 21 | - | - | - | - | 30.02 | - | 42.3 | - | 42.3 | - | - | - |
2025-04-25 07:20 pm | NW | 18 | 21 | - | - | - | - | 30.01 | - | 42.3 | - | 42.3 | - | - | - |
2025-04-25 07:10 pm | WNW | 17 | 19 | - | - | - | - | 30.01 | - | 42.6 | - | 42.6 | - | - | - |
2025-04-25 07:00 pm | WNW | 19 | 20 | - | - | - | - | 30.00 | +0.06 | 42.4 | - | 42.4 | - | - | - |
2025-04-25 06:50 pm | WNW | 16 | 18 | - | - | - | - | 30.00 | - | 42.6 | - | 42.6 | - | - | - |
2025-04-25 06:40 pm | WNW | 14 | 16 | - | - | - | - | 30.00 | - | 42.4 | - | 42.4 | - | - | - |
2025-04-25 06:30 pm | WNW | 14 | 16 | - | - | - | - | 30.00 | - | 42.6 | - | 42.6 | - | - | - |
2025-04-25 06:20 pm | WNW | 14 | 15 | - | - | - | - | 29.99 | - | 43.3 | - | 43.3 | - | - | - |
2025-04-25 06:10 pm | NW | 12 | 13 | - | - | - | - | 30.00 | - | 43.3 | - | 43.3 | - | - | - |
2025-04-25 06:00 pm | NW | 11 | 12 | - | - | - | - | 29.99 | +0.02 | 42.8 | - | 42.8 | - | - | - |
2025-04-25 05:50 pm | NW | 12 | 13 | - | - | - | - | 29.99 | - | 42.8 | - | 42.8 | - | - | - |
2025-04-25 05:40 pm | NW | 13 | 14 | - | - | - | - | 29.99 | - | 43.0 | - | 43.0 | - | - | - |
2025-04-25 05:30 pm | NNW | 12 | 13 | - | - | - | - | 29.98 | - | 43.3 | - | 43.3 | - | - | - |
2025-04-25 05:20 pm | NNW | 11 | 13 | - | - | - | - | 29.98 | - | 43.9 | - | 43.9 | - | - | - |
2025-04-25 05:10 pm | N | 10 | 12 | - | - | - | - | 29.98 | - | 44.1 | - | 44.1 | - | - | - |
2025-04-25 05:00 pm | NNW | 13 | 15 | - | - | - | - | 29.98 | -0.02 | 43.7 | - | 43.7 | - | - | - |
2025-04-25 04:50 pm | NNW | 12 | 14 | - | - | - | - | 29.98 | - | 43.5 | - | 43.5 | - | - | - |
2025-04-25 04:40 pm | NW | 12 | 14 | - | - | - | - | 29.98 | - | 43.2 | - | 43.2 | - | - | - |
2025-04-25 04:30 pm | NNW | 13 | 15 | - | - | - | - | 29.98 | - | 43.0 | - | 42.8 | - | - | - |
2025-04-25 04:20 pm | NNW | 13 | 14 | - | - | - | - | 29.98 | - | 43.2 | - | 43.2 | - | - | - |
2025-04-25 04:10 pm | N | 13 | 14 | - | - | - | - | 29.97 | - | 43.3 | - | 43.3 | - | - | - |
2025-04-25 04:00 pm | NNE | 15 | 16 | - | - | - | - | 29.94 | -0.03 | 43.3 | - | 43.3 | - | - | - |
2025-04-25 03:50 pm | NNE | 14 | 16 | - | - | - | - | 29.94 | - | 43.3 | - | 43.3 | - | - | - |
2025-04-25 03:40 pm | NNE | 15 | 16 | - | - | - | - | 29.94 | - | 43.2 | - | 43.2 | - | - | - |
2025-04-25 03:30 pm | NNE | 13 | 15 | - | - | - | - | 29.96 | - | 43.0 | - | 43.0 | - | - | - |
2025-04-25 03:20 pm | NNE | 13 | 14 | - | - | - | - | 29.97 | - | 42.8 | - | 42.8 | - | - | - |
2025-04-25 03:10 pm | NNE | 14 | 16 | - | - | - | - | 29.98 | - | 43.2 | - | 43.2 | - | - | - |
2025-04-25 03:00 pm | NNE | 14 | 16 | - | - | - | - | 29.98 | +0.00 | 42.8 | - | 42.8 | - | - | - |
2025-04-25 02:50 pm | NNE | 15 | 16 | - | - | - | - | 29.98 | - | 42.8 | - | 42.8 | - | - | - |
2025-04-25 02:40 pm | N | 16 | 18 | - | - | - | - | 29.99 | - | 43.0 | - | 43.0 | - | - | - |
2025-04-25 02:30 pm | N | 16 | 17 | - | - | - | - | 30.00 | - | 43.0 | - | 43.0 | - | - | - |
2025-04-25 02:20 pm | N | 17 | 20 | - | - | - | - | 30.01 | - | 43.2 | - | 43.2 | - | - | - |
2025-04-25 02:10 pm | NNW | 21 | 22 | - | - | - | - | 30.00 | - | 42.8 | - | 42.8 | - | - | - |
2025-04-25 02:00 pm | NNW | 19 | 23 | - | - | - | - | 30.00 | +0.02 | 43.0 | - | 43.0 | - | - | - |
2025-04-25 01:50 pm | NNW | 19 | 22 | - | - | - | - | 30.00 | - | 42.6 | - | 42.6 | - | - | - |
2025-04-25 01:40 pm | NW | 19 | 22 | - | - | - | - | 30.01 | - | 43.0 | - | 43.0 | - | - | - |
2025-04-25 01:30 pm | WNW | 19 | 21 | - | - | - | - | 30.00 | - | 43.2 | - | 43.2 | - | - | - |
2025-04-25 01:20 pm | WNW | 15 | 17 | - | - | - | - | 29.99 | - | 43.9 | - | 43.9 | - | - | - |
2025-04-25 01:10 pm | WNW | 11 | 11 | - | - | - | - | 29.98 | - | 44.6 | - | 44.6 | - | - | - |
2025-04-25 01:00 pm | WNW | 10 | 11 | - | - | - | - | 29.97 | -0.02 | 43.9 | - | 43.9 | - | - | - |
2025-04-25 12:50 pm | W | 8 | 9 | - | - | - | - | 29.97 | - | 44.1 | - | 44.1 | - | - | - |
2025-04-25 12:40 pm | WNW | 8 | 8 | - | - | - | - | 29.97 | - | 44.2 | - | 44.2 | - | - | - |
2025-04-25 12:30 pm | WNW | 7 | 8 | - | - | - | - | 29.97 | - | 44.2 | - | 44.2 | - | - | - |
2025-04-25 12:20 pm | WNW | 9 | 10 | - | - | - | - | 29.97 | - | 44.1 | - | 44.1 | - | - | - |
2025-04-25 12:10 pm | W | 10 | 11 | - | - | - | - | 29.98 | - | 44.2 | - | 44.2 | - | - | - |
2025-04-25 12:00 pm | W | 10 | 10 | - | - | - | - | 29.98 | -0.01 | 44.4 | - | 44.4 | - | - | - |
2025-04-25 11:50 am | W | 11 | 12 | - | - | - | - | 29.98 | - | 44.6 | - | 44.6 | - | - | - |
2025-04-25 11:40 am | W | 10 | 11 | - | - | - | - | 29.98 | - | 45.0 | - | 45.0 | - | - | - |
2025-04-25 11:30 am | W | 8 | 9 | - | - | - | - | 29.98 | - | 45.3 | - | 45.3 | - | - | - |
2025-04-25 11:20 am | W | 8 | 8 | - | - | - | - | 29.97 | - | 45.1 | - | 45.1 | - | - | - |
2025-04-25 11:10 am | W | 7 | 8 | - | - | - | - | 29.98 | - | 45.9 | - | 45.9 | - | - | - |
2025-04-25 11:00 am | WSW | 6 | 7 | - | - | - | - | 29.98 | -0.02 | 45.7 | - | 45.7 | - | - | - |
2025-04-25 10:50 am | WSW | 6 | 7 | - | - | - | - | 29.98 | - | 45.3 | - | 45.3 | - | - | - |
2025-04-25 10:40 am | WSW | 6 | 8 | - | - | - | - | 29.99 | - | 45.1 | - | 45.1 | - | - | - |
2025-04-25 10:30 am | WSW | 6 | 7 | - | - | - | - | 29.99 | - | 45.0 | - | 45.0 | - | - | - |
2025-04-25 10:20 am | WSW | 6 | 6 | - | - | - | - | 29.99 | - | 44.8 | - | 44.8 | - | - | - |
2025-04-25 10:10 am | WSW | 7 | 7 | - | - | - | - | 30.00 | - | 44.8 | - | 44.8 | - | - | - |
2025-04-25 10:00 am | WSW | 8 | 8 | - | - | - | - | 29.99 | -0.01 | 44.6 | - | 44.6 | - | - | - |
2025-04-25 09:50 am | WSW | 7 | 8 | - | - | - | - | 29.99 | - | 44.6 | - | 44.6 | - | - | - |
2025-04-25 09:40 am | WSW | 7 | 8 | - | - | - | - | 30.00 | - | 45.0 | - | 45.0 | - | - | - |
2025-04-25 09:30 am | W | 9 | 10 | - | - | - | - | 29.99 | - | 44.8 | - | 44.8 | - | - | - |
2025-04-25 09:20 am | W | 10 | 11 | - | - | - | - | 29.99 | - | 45.0 | - | 45.0 | - | - | - |
2025-04-25 09:10 am | W | 11 | 12 | - | - | - | - | 29.99 | - | 45.1 | - | 45.1 | - | - | - |
2025-04-25 09:00 am | WSW | 9 | 9 | - | - | - | - | 29.99 | +0.00 | 45.1 | - | 45.1 | - | - | - |
2025-04-25 08:50 am | WSW | 9 | 10 | - | - | - | - | 29.98 | - | 45.5 | - | 45.3 | - | - | - |
2025-04-25 08:40 am | WSW | 8 | 9 | - | - | - | - | 29.99 | - | 45.7 | - | 45.7 | - | - | - |
2025-04-25 08:30 am | WSW | 8 | 9 | - | - | - | - | 29.99 | - | 45.7 | - | 45.7 | - | - | - |
2025-04-25 08:20 am | WSW | 7 | 8 | - | - | - | - | 29.99 | - | 45.9 | - | 45.9 | - | - | - |
2025-04-25 08:10 am | WSW | 8 | 9 | - | - | - | - | 30.00 | - | 45.7 | - | 45.7 | - | - | - |
2025-04-25 08:00 am | WSW | 9 | 9 | - | - | - | - | 30.00 | +0.00 | 45.1 | - | 45.1 | - | - | - |
2025-04-25 07:50 am | WSW | 8 | 9 | - | - | - | - | 30.00 | - | 45.3 | - | 45.3 | - | - | - |
2025-04-25 07:40 am | SW | 9 | 10 | - | - | - | - | 30.01 | - | 44.6 | - | 44.6 | - | - | - |
2025-04-25 07:30 am | SW | 8 | 9 | - | - | - | - | 30.00 | - | 44.6 | - | 44.6 | - | - | - |
2025-04-25 07:20 am | SW | 8 | 9 | - | - | - | - | 30.01 | - | 44.4 | - | 44.4 | - | - | - |
2025-04-25 07:10 am | WSW | 8 | 9 | - | - | - | - | 30.01 | - | 44.8 | - | 44.8 | - | - | - |
2025-04-25 07:00 am | WSW | 8 | 9 | - | - | - | - | 30.01 | +0.00 | 44.8 | - | 44.8 | - | - | - |
2025-04-25 06:50 am | WSW | 8 | 9 | - | - | - | - | 30.01 | - | 44.4 | - | 44.4 | - | - | - |